Siemens LMV51 Series Basic Documentation

Siemens LMV51 Series Basic Documentation

Burner control with integrated fuel / air ratio control and load control, load control including o2 trim control for forced draft burners
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Table of Contents
LMV51...
Burner Control with integrated Fuel / Air Ratio
Control and Load Control for Forced Draft Burners
LMV52...
Burner Control with integrated Fuel / Air Ratio
Control and Load Control including O2 Trim Control
for Forced Draft Burners
Basic Documentation
Based on the following
software versions:
LMV51... :
V02.30
LMV52...:
V01.10
Int. LC:
V01.60
Int. VSD module: V01.30
AZL51...:
V02.50
AZL52...:
V03.80
PLL52...:
V01.20
CC1P7550en
13.08.2004
The LMV5... and this Basic Documentation are intended for OEMs which integrate
the system in their products!
Siemens Building Technologies
HVAC Products

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  Summary of Contents for Siemens LMV51 Series

  • Page 1 The LMV5... and this Basic Documentation are intended for OEMs which integrate the system in their products! Based on the following software versions: LMV51... : V02.30 LMV52...: V01.10 Siemens Building Technologies Int. LC: V01.60 Int. VSD module: V01.30 HVAC Products AZL51...: V02.50 AZL52...: V03.80...
  • Page 2 2/301 Siemens Building Technologies Basisdokumentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 3 SQM48.697A9 ..................22 − Type summary LMV5..................23 LMV51.000B1 ..................23 − LMV51.000B2 ..................23 − LMV51.040B1 ..................23 − LMV51.100B1 ..................23 − LMV51.100B2 ..................23 − 3/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 4: Table Of Contents

    − Pressure switch-min-gas, start release gas (PSmin-gas) X9–03 ..39 − Start release gas X7–03 (only with LMV52...)........40 − Pressure switch-max-gas, (PSmax-gas) X9–03 ........40 − Pressure switch-min-oil (PSmin-oil) X5–01 ...........40 − 4/301 Siemens Building Technologies Basisdokumentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 5 Light oil with gas pilot ignition ............... 57 − Heavy oil with gas pilot ignition ............. 58 − Legend to the sequence diagrams ............59 − Fuel / air ratio control (FARC) ..............60 General......................60 5/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 6 Integrated 2-position controller (C = ON / OFF)..........74 General ....................74 − Switching differentials................74 − 6.4.2 Modulating control..................75 General ....................75 − Function diagrams.................75 − Control parameters ................75 − Manual setting of the control parameters ..........75 − 6/301 Siemens Building Technologies Basisdokumentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 7 Connecting cable to the e-bus adapter ..........91 − Connecting cable to the PC ..............91 − Ports of the AZL5… ..................92 7.2.1 Port for the PC....................93 7.2.2 Connection to superposed systems .............. 94 7/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 8 / air ratio control system ........150 8.1.1 Basic configuration..................150 1. Parameterizing the burner identification (burner ID) .......150 − 2. Selecting the fuel trains ..............150 − 8/301 Siemens Building Technologies Basisdokumentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 9 2-position controller (C = ON / OFF)........... 168 − Diagram................... 168 − Cold start thermal shock protection (CSTP) ........168 − Description ..................168 − Connection terminals / coding of connectors........... 170 9/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 10 Loads on terminals, cable lengths and cross-sectional areas .....203 Loads on terminals ................203 − General data..................203 − Mains supply..................203 − Undervoltage ...................203 − Oil pump / magnetic clutch ..............203 − APS test valve .................203 − 10/301 Siemens Building Technologies Basisdokumentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 11 Configuration of current interface ..............258 18.1.5 Configuration of fuel meter ................258 Pulse value gas................258 − Pulse value oil ................. 258 − 18.1.6 Fuel meter readings..................259 18.1.7 Process data....................259 11/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 12 Commissioning the O2 trim control system ..........283 19.11.1 Setting ratio control ..................283 19.11.2 Setting the O2 monitor .................283 19.11.3 Direct entry of O2 min. values..............284 19.11.4 Measuring the O2 min. values by lowering the air rate........284 12/301 Siemens Building Technologies Basisdokumentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 13 Display and operating unit AZL5..............295 21.4.1 Software changes to the flash memory ............295 21.4.2 New designations of load controller inputs ..........295 21.4.3 Fuel counter with reading in liters..............295 13/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 14 Preventing the transfer of parameter copies from new basic units to the backup memory of the AZL5..................295 21.4.5 Parameter changes..................295 21.4.6 Name changes of load controller operating modes ........295 21.4.7 New display text for actuator faults ..............296 14/301 Siemens Building Technologies Basisdokumentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 15 Observe the following warning notes to help prevent damage to persons, prop- erty or the environment! The LMV5... is a safety device! Do not interfere with or modify the unit. Siemens BT will not assume responsibility for damage resulting from unauthorized inter- ference! The addendum to the LMV51.2...
  • Page 16 Connect the equipment into an outlet on a circuit different from that to which the re- ceiver is connected • Consult the dealer or an experienced radio / TV technican for help 16/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 1 Safety notes...
  • Page 17 OEM allocates individual passwords to the setting levels he can access. The stan- dard passwords used by Siemens BT must be changed by the OEM. These pass- words are confidential and may only be passed on to persons authorized to access such setting levels •...
  • Page 18 Each time a unit has been replaced, check to ensure that wiring is in an orderly state • If fuses are blown, return the complete unit to Siemens BT 1.9 Disposal notes The unit contains electrical and electronic components and must not be disposed of to- gether with household waste.
  • Page 19 QRI... or ionization probes can be used for continuous operation, and photoresistive flame detectors type QRB... for intermittent operation. Basic diagram Example: Dual-fuel burner - Gas: Modulating - Oil: 2-stage 19/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 20 The universal SQM4... actuators are driven by stepper motors and can be positioned with high resolution. The characteristics and settings of the actuators are defined by the basic unit of the LMV5... 20/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 2 General 13.08.2004...
  • Page 21 CAN bus module for O2 trim control with LMV52..., AC 230 V, for QGO20..., inputs for PLL52.110A200 flue gas and combustion air temperature Oxygen sensor for LMV52... systems QGO20... (refer to Data Sheet N7842) 21/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 2 General 13.08.2004...
  • Page 22 Actuator. Nominal torque 35 Nm, running time 60…120 seconds. Control and feedback SQM48.697A9 via CAN bus. Stepper motor, flush panel mounting, parallel key (refer to Data Sheet N7814) 22/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 2 General...
  • Page 23: Lmv51.140B1

    6 actuators, LMV52.240A1 AC 120 V, ZAM. Same as LMV51.2... basic unit, plus O trim control and up to 6 actuators, LMV52.240A2 AC 230 V, ZAM. 23/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 2 General 13.08.2004...
  • Page 24: Block Diagram Inputs / Outputs

    Power signal for safety loop OIL + GAS X3-04.3 Protective earth (PE) X3-04.4 Power supply neutral conductor (N) F 6.3 AT X3-04.5 Power supply live conductor (L) 24/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 2 General 13.08.2004...
  • Page 25: Block Diagram (Cont'd)

    X10-03.1 Ionization probe (ION) X10-01.4 Neutral conductor FLAME Power signal LINE X10-01.3 transformer AC power signal G0 X10-01.2 SEK I 12VAC AC power signal G X10-01.1 X10-01.1 25/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 2 General 13.08.2004...
  • Page 26: Block Diagram (Cont'd)

    X51.3 12VAC2 12VAC2 12VAC2 12VAC2 12VAC2 CANH yellow X51.4 CANH CANH CANH CANH green X51.5 CANL CANL CANL CANL CANL Reference ground black X51.6 (PELV) GND 26/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 2 General 13.08.2004...
  • Page 27: Fuel Train Applications (Examples)

    Gas valve proving Pressure switch Heating element Heavy oil ts 2 Light oil ACT Actuator Normally Open Shutoff valve (outside the building) Pilot valve Operation 27/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 3 Fuel train applications (examples) 13.08.2004...
  • Page 28: Fuel Train Applications (Cont'd)

    Fuel train applications (cont‘d) Program Direct ignition with light oil, multistage Single-stage burner 7550s03E/0499 Program 2-stage burner 7550s04E/0800 Program 3-stage burner 7550s05E/0800 28/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 3 Fuel train applications (examples) 13.08.2004...
  • Page 29: Direct Ignition With Light Oil, Modulating

    (with shutdown facility for adjustable head) 7550s07E/0800 Light oil Fuel valve (direct trafo ignition) control program ts 1 ts 2 Operation Multistage operation 7550f01bE/0200 29/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 3 Fuel train applications (examples) 13.08.2004...
  • Page 30: Direct Ignition With Heavy Oil, Multistage

    7550s09E/0202 Direct ignition with Program LMV start release - oil input heavy oil, modulating ϑ ϑ Pmax ϑ LMV direct heavy oil start input 30/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 3 Fuel train applications (examples) 13.08.2004...
  • Page 31: Fuel Valve Control Program

    Gp2 for operation with a dual-fuel burner. With Gp2 permitted with HW 01.C0 and SW V01.40 or higher 31/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 3 Fuel train applications (examples)
  • Page 32: Dual-Fuel Burner Gas / Light Oil With Gas Pilot Ignition

    V1 oil SV oil 7550s15E/0202 Light oil Light oil Fuel valve (with gas pilot ignition) control program LOgp ts 1 ts 2 Operation Multistage operation 32/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 3 Fuel train applications (examples) 13.08.2004...
  • Page 33: Dual-Fuel Burner Gas / Heavy Oil With Gas Pilot Ignition

    → Phase change in Phase 40 Direct heavy oil start = OFF at the end of Phase 44 → Repetition (max. 3 times in total) Operation Two stage operation 33/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 3 Fuel train applications (examples) 13.08.2004...
  • Page 34: Burner Control

    The pilot phase covers Phases 40 through 50 and the operating Phases 52 through 62. In all the other phases, the flame signal(s) is (are) evaluated via parameter «Extrane- ous light». 34/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 35: Application Example

    Landis & Staefa X10-02 / 4 Made in Germany X10-02 / 2 brown 7719a01E/0502 0...10 V Ri > 10 MΩ For detailed information, refer to Data Sheet N7719. 35/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 36: Ionization (Suited For Continuous Operation)

    It should also be noted that, for physical reasons, there is no linear relationship be- tween the display and the detector signal values. This is especially obvious with ioniza- tion current supervision. For more detailed information, refer to Data Sheet N7714. 36/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control...
  • Page 37: Digital Inputs

    InputController (activated / deactivated) (Parameter text) in Italics = text displayed on the AZL5... The input is also valued with manual operation burner ON / OFF! Note 37/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 38: Inputs (On / Off Or Stage2 / Stage3)

    If there is no pressure signal, safety shutdown will (APS) X3–02 occur in any case. The input can be deactivated. Parameter: AirPressureTest (activated / deactivated) 38/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 39: Pressure Switch-Vp-Gas / Lt Or Closed Position Indicator (Cpi) X9-03

    There is a delayed reaction to loss of gas pressure during «TSA1» and «TSA2» to pre- vent shutdown caused by pressure shocks when the valves open. Parameter: PressReacTme 39/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control...
  • Page 40: Start Release Gas X7-03 (Only With Lmv52

    There is a delayed reaction to loss of oil pressure during TSA1 and TSA2 to prevent shutdown caused by pressure shocks when the valves open. Parameter: PressReacTme 40/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control...
  • Page 41: Pressure Switch-Max-Oil (Psmax-Oil) X5-02

    The input has been designed for the connection of an air pressure switch for flue gas recirculation (only from LMV52...). c) Parameter: Config_FGR-PS/FCC (deactivated) The function of the input can be deactivated. 41/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 42: Digital Outputs

    Outputs valves -gas, fuel train. → Fuel trains, → sequence diagrams. type SI (V..., SV, PV) Parameter: FuelTrainGas (DirectIgniG / Pilot Gp1 / Pilot Gp2) X9–01 42/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 43: Output Oil Pump / Magnetic Clutch, Type No-Si X6-02

    This valve is required when parameterizing NormDirectStart (NormalStart / DirectStart) → direct start for testing the air pressure switch if ContinuousPurge is parameterized (activated) → continuous purging. 43/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control...
  • Page 44: Program Sequence

    AZL51…, the heating engineer can only readjust them in the «safe» direction (against internal maximum or minimum values). In other words, «ts» times can only be shortened and «tv» times can only be extended. 44/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 45: Gas Valve Proving

    If gas valve proving is parameterized with «startup and shutdown», the gas valves must perform additional switching cycles. This means that wear and tear of the gas valves will increase. 45/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 46: Determination Of Vp Leakage Rate

    (Gp1) t Test in s Test time Examples Refer to chapter «Commissioning instructions for LMV5... system» / gas valve proving / leakage test. 46/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 47: Special Functions During The Program Sequence

    If this reaction is not desired, it is possible to feed power to the reset button from the alarm output, thus obtaining the same reaction as described in 1. above. 47/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 48: Signaling Star Preventions

    PostPFGR) The program stop function is maintained until manual deactivation takes place. If the system stops at a program stop, a message will appear on the AZL5... 48/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control...
  • Page 49: Gas Shortage Program

    The maximum time «MaxTmeLowFire» for changing to low-fire operation can be pa- rameterized. If the time is set to 0.2 seconds, part load shutdown will be deactivated. Parameter: MaxTmeLowFire 49/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 50: Normal / Direct Start

    As a response to extraneous light in the standby phase, it is possible to choose start Response to extraneous prevention or lockout. light in standby Parameter: ReacExtranLight (Lockout / Startblock) 50/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 51: Selection Of Fuel

    If → direct start has been parameterized, fuel changeover can also take place on shut- down in Phase 76. The fan will not be switched off. 51/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 52: Sequence Diagrams

    90° 0° Required position 90° / 100% 0° / 0% Required position 90° 0° Required position 7550f13e/0804 Program «Direct gas ignition» (also refer to «Fuel trains») 52/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 53: Gas Pilot Ignition 1

    0° Required position 90° / 100% 0° / 0% Required position 90° 0° Required position 7550f14e/0804 Program «Gas pilot ignition 1» (also refer to «Fuel trains») 53/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 54: Gas Pilot Ignition 2

    0° Required position 90° / 100% 0° / 0% Required position 90° 0° Required position 7550f15e/0804 Program «Gas pilot ignition 2» (also refer to «Fuel trains») 54/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 55: Light Oil Direct Ignition

    Required position 90° / 100% 0° / 0% Required position 90° 0° Required position 7550f16e/0804 Program «Light oil (LO) direct ignition» (also refer to «Fuel trains») 55/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 56: Heavy Oil Direct Ignition

    Required position 90° / 100% 0° / 0% Required position 90° 0° Required position 7550f17e/0804 Program «Heavy oil (HO) direct ignition» (also refer to «Fuel trains») 56/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 57: Light Oil With Gas Pilot Ignition

    90° / 100% 0° / 0% Required position 90° 0° Required position 7550f18e/0704 Program «Light oil with gas pilot ignition (LOgp)» (also refer to «Fuel trains») 57/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 58: Heavy Oil With Gas Pilot Ignition

    90° / 100% 0° / 0% Required position 90° 0° Required position 7550f19e/0704 Program «Heavy oil with gas pilot ignition (HOgp)» (also refer to «Fuel trains») 58/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 59: Legend To The Sequence Diagrams

    Parameter: CPI Gas: OFF test for gas trains only CPI Oil: OFF test for oil trains only CPI Gas+Oil: OFF test for gas and oil trains 59/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 4 Burner control 13.08.2004...
  • Page 60: Fuel / Air Ratio Control (Farc)

    The fuel actuators maintain their home positions. Parameters: LMV51... LMV52... PrepurgePosAir PrepurgePosAux Aux2 Aux3 60/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 5 Fuel / air ratio control (FARC) 13.08.2004...
  • Page 61: Ignition

    (Phase 62) before the fuel valve close. For that purpose, a maxi- position mum time is available which can be parameterized → part load shutdown. 61/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 5 Fuel / air ratio control (FARC)
  • Page 62: Postpurging

    If there is a curvepoint on the way to the next target on the curve, it will always be ap- proached. Parameter: OperatRampMod When parameterizing the operating ramp, the speed of the slowest actuator must be Note taken into consideration! 62/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 5 Fuel / air ratio control (FARC) 13.08.2004...
  • Page 63: Multistage Operation

    Then, the ratio position of «operating point S1» will be approached again. The procedure is analogous when switching from stage 2 to stage 3 and back again. 63/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 5 Fuel / air ratio control (FARC) 13.08.2004...
  • Page 64: Position Check

    2° in no more than 3 seconds. Otherwise, safety shutdown occurs. Also, the neutral band must be reached within 8 seconds after starting the change in position. 64/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 5 Fuel / air ratio control (FARC)
  • Page 65 Pos. [°] Required position -0,3 Alarm Actual position 7550d18E/0502 < 5 s Locking on change of load (approach < 2° > 0.3°) 65/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 5 Fuel / air ratio control (FARC) 13.08.2004...
  • Page 66: Outside The Operating Position

    2 GasActuator (oil) (standard / inverted) 3 OilActuator (standard / inverted) 4 AuxActuator (standard / inverted) 5 AuxActuator 2 6 AuxActuator 3 66/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 5 Fuel / air ratio control (FARC) 13.08.2004...
  • Page 67: Limitation Of The Load Range

    Low-fire load ≤ minimum load ≤ maximum load ≤ nominal load Parameter: MinLoadGas Parameter: MaxLoadGas Parameter: MinLoadOil Parameter: MaxLoadOil 67/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 5 Fuel / air ratio control (FARC) 13.08.2004...
  • Page 68: Activation Of Actuators / Vsd

    20 % above the value for TmeNoFlame parameterized. Refer to chapter «Displays and settings» / special function curve adjustment FARC. Curve adjustment 68/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 5 Fuel / air ratio control (FARC)
  • Page 69: Temperature Or Pressure Controller (Internal Load Controller Lc)

    Then, each bus user makes the configurations required for the relevant operating modes. Parameter: LC_OptgMode (ExtLC X5-03/Int LC/Int LC Bus/Int LC X62/Ext LC X62/Ext LC Bus) 69/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 70: Operating Mode 1 (Extlc X5-03)

    CLOSED or stage 3 FARC (BU) contact checkback stage 3 network OPEN Terminal OPEN or stage 2 FARC (BU) stage 2 7550b08e/0704 70/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 71: Operating Mode 2 (Intlc)

    Manipulated variable, demand for heat CAN module (basic unit) Manipulated Demand variable for heat 0...100 % FARC (BU) BC (BU) 71/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 72: Operating Mode 4 (Int Lc X62)

    Manipulated variable, demand for heat CAN module (basic unit) Manipulated Demand variable for heat 0...100 % FARC (BU) BC (BU) 72/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 73: Operating Mode 6 (Ext Lc Bus)

    «on / off» controller input is deacti- vated. Parameter: Input Controller (activated / deactivated) 73/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC)
  • Page 74: Control (Characteristics)

    When«SD_*_On» is negative, the switching differential lies below the setpoint (LC software version V01.40 or higher). Parameters: SD_ModOn SD_ModOff SD_Stage1On SD_Stage1Off SD_Stage2Off SD_Stage3Off 74/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 75: Modulating Control

    PID standard values for the following applications: Parameter: Standardparam (very fast / fast / normal / slow / very slow) 75/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC)
  • Page 76: Self-Setting Of Control Parameters (Adaption)

    The new control parameters appear on the AZL... and are valid from now on. Refer to chapter «Displays and settings» / special function adaption LC Note 76/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC)
  • Page 77: Checking The Control Parameters

    XP too great 7550d21/0501 7550d22/0501 Tn and Tv too small Tn and Tv too great 7550d23/0501 7550d24/0501 Optimum setting 7550d25/0501 77/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 78: Settling Of The Manipulated Variable

    − In this range, small steps of the controlling element are suppressed since they would not yet have any major impact. 78/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC)
  • Page 79: Multistage Control

    Q-value is reached. If, before that, the setpoint is reached with the lower stage, the counter will be reset. 79/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 80: Function Diagrams

    In that case, stage 1 will be switched off when threshold W+ SD_Stage1Off is reached. Setpoint Actual value SD_Stage1Off SD_Stage2Off SD_Stage3Off SD_Stage1On R=ON Stage 1 Stage 2 Stage 3 7550f10E/0502 80/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 81: Actual Values (X)

    If a fault is detected, the burner will be shut down (changing to the safety phase). If the short-circuit or open-circuit disappears within the safety phase, a change to standby will take place. Otherwise, lockout will be triggered. 81/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 82: Input 4: Temp, Pt1000 / Lg-Ni 1000 X60

    150 °C or 302 °F or (can be parameterized) End of measuring range: 400 °C or 752 °F Parameter: MeasureRange PtNi 82/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 83: Setpoints (W)

    External predefined Part load Full load load, modulating I (mA) U (V) 83/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 84: External Predefined Load, Multistage

    LC_OptgMode (intLC o.DDC / extLC o.DDC) An external predefined setpoint via modbus / e-bus exists with «Int LC bus». An external predefined load via modbus / e-bus exists with «Ext LC bus». 84/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 85: Integrated Temperature Limiter Function

    Instant temperature change of test medium to determine the time constant ϑ M Temperature of test medium Output signal of temperature sensor Time constant 85/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 86: Cold Start Thermal Shock Protection (Cstp)

    Manipulated variable increased Change to control old ON. variable increased by by output step Burner will be output step switched on 7550d04E/0202 86/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 87: Cstp - Multistage Operation

    Note: When using the pressure sensor, the temperature limiter is not active. This function may only be used in combination with temperature or pressure sensors. Parameter: SensorSelection (Temp Sensor, Press Sensor) 87/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC)
  • Page 88: Output

    Manipulated variable multistage / modulating − Error messages − For more detailed information, refer to → section 7.2.2 Connection to superposed sys- tems. 88/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 6 Temperature or pressure controller (internal load controller LC) 13.08.2004...
  • Page 89: Display And Operating Unit Azl5

    Display and operating unit AZL5... Display and operating unit AZL5... 89/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5... 13.08.2004...
  • Page 90: Assignment Of Azl5

    Port for BACS via external bus interface CAN bus Port for the LMV5… basic unit COM1 and COM2 cannot be active at the same time! Note 90/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 91: Connecting Cable To The E-Bus Adapter

    Pin 5 and Pin 7 can deliver a current of maximum 5 mA each. Adequate insulation against other potentials must be ensured. Connecting cable AZL COM1 Cable PC COM to the PC 9-pin connector 9-pin socket 7550t01E/0502 91/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5... 13.08.2004...
  • Page 92: Ports Of The Azl5

    The CAN bus connection to the basic unit can simultaneously be combined with only Note one of the 2 ports, either «Interface PC» or «Gateway BACS». 92/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 93: Port For The Pc

    • 1 stop bit During the program update of the AZL5…, the transmission rate between PC tool and AZL5… is automatically increased to 38,400 bit / s. 93/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 94: Connection To Superposed Systems

    With this bus protocol, the AZL5... operates as a slave. The transmission mode used is RTU (Remote Terminal Unit). For detailed information, refer to the document “Modbus AZL5...“. Standardized interfacing software is available on request. Example: Interconnection of Siemens Simatic S7 and LMV5... system Use in industrial applications Management level Automation level...
  • Page 95: Writing Parameters

    Set date / time of day Identification Query of the supported commands Existence inquiry Sign of life Readout of LMV5... error storage (Siemens BT- specific) Readout of LMV5... lockout storage (Siemens BT- specific) Error message For details, refer to bus specification, Application Layer OSI7 of User Club eBUS e.
  • Page 96: Display And Settings

    Parameter backup Load SW from PC PW Login AZL operation Enter < Select > PW Logout Submenu selection 7550d01E/0402 LossFlameTest SafetyCheckFunct STL test 96/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5... 13.08.2004...
  • Page 97: Displays

    S T A R T U P I V ( P h a s e 3 6 ) S T A R T U P V 97/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 98: Display (Cont'd)

    S H U T D O W N ( P h a s e s 7 4 . . . 7 8 ) S H U T D O W N 98/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 99: Displays (Cont'd)

    S H U T D O W N ( P h a s e s 8 0 . . . 8 3 ) V A L V E P R O V I N G 99/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 100: Lockout And Error Messages

    In contrast to the lockout history, the error history contains the errors of all error classes and not only the lockouts. If an error occurs, the display alternates at 5-second intervals. Example: Safety loop open 100/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 101: Lockout And Error Messages (Cont'd)

    In the event of warnings, the display alternates at 5-second intervals. Example: Immediate display of start preventions In the event of start preventions, the display alternates at 5-second intervals. 101/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 102: Standard Parameterizations (Incl. Entry Of Password)

    Selection of the associated main menu item: The main menu item «Parameterization & Display» is called up and selected as de- scribed above: & = flashing cursor 102/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5... 13.08.2004...
  • Page 103: Entry Of Password (Pw)

    When the last character of the password is reached, the entry is to be confirmed by pressing Enter . Service • The passwords are linked to the access levels (Service, OEM, Siemens BT). This OEM = burner manufacturer means that the parameters available for editing are only those associated with the...
  • Page 104: First Submenu Level

    - 0...12.6 s resolution 0.2 s - 13...63 s resolution 1 s - 70...630 s resolution 10 s - 11...63 min resolution 1 min 104/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5... 13.08.2004...
  • Page 105: Addressing The Actuators (Function Assignment)

    This procedure can be repeated for other actuators used by the system, but the AZL5… does not allow double assignments. In that case, a display tells the user that an appro- priate actuator is already used by the system. 105/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 106: Direction Of Rotation

    6 pulses auxiliary actuator 3 After each blink cycle, there is a pause of 1.2 seconds. Example of an actuator for gas 7550d12E Time 106/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5... 13.08.2004...
  • Page 107: Special Function Curve Settings Farc

    This setting of the curve can be made in 2 different ways: 1. Individual points are specifically entered. 2. Ratio control is operated manually until the value reached shall be stored as a new point. 107/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 108 Select the required curvepoint, then continue with Enter ⇓ Here, the pointer position can change between «change?» and «delete?». To edit the point, «change?» must be selected here. 108/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 109 (during the storage process, no buttons will be evaluated. To indicate this, a symbol appears on the display). The changes can be rejected by pressing Esc . 109/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 110 The procedure is the fol- lowing: After leaving menu item «CurveParams», position the pointer on «Man» when reaching the menu. - Pointer positioned on «Man»: 110/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5... 13.08.2004...
  • Page 111 To readjust the ignition positions after the burner has ignited: «ProgramStop» to «Stop_Ph44», or «Stop_Ph52» for pilot ignition after the pilot flame has been shut down. Then, on «ProgramStop», set to «Stop_Ph72». 111/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 112 A point can be saved at every intermediate point. Then, the load / position graph will look as follows: 90° Pos. FUEL 0° 100 % 7550d08e/0704 Load Change of load / position with two points 112/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5... 13.08.2004...
  • Page 113 Now, the postpurge positions on menu «Special positions» can be set. Then, on «Program Stop», set to «deactivated». The system continues the shutdown sequence and stops in phase «Standby 12». 113/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 114 S e t t i n g m o d u l a t i n g r a t i o c o n t r o l Refer to selection menu «S e t t i n g s G a s » 114/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 115 By pressing the Selection buttons the entered positions of all switching and operating points can be viewed. This has no impact on the system, even if «Followed» has been selected: 115/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 116 Switch-off point stage 3 stage 3 Operating point stage 3 Approach of stage 3 Fine adjustment of stage 3 System response when a point is selected 116/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5... 13.08.2004...
  • Page 117: Special Function Adaption Lc

    Adaption starts after pressing Enter whereupon the following text appears: ° Depending on the adaption step, the following displays appear, alternating with the dis- play shown above: ° 117/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5... 13.08.2004...
  • Page 118 If a running adaption is manually canceled by pressing Esc , the following text will also appear: The system changes to «Normal operation». In that case, the previous PID parameters will be maintained. 118/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 119: Burner Identification (Burner Id)

    AZL5… of one plant (burner IDs are identical) and between an AZL5… and a new basic unit (burner ID «as supplied» by Siemens BT). Data transmission between AZL5… and basic units of different plants (burner IDs not identical) is not possible (no «cloning»!).
  • Page 120: Adjustment Of Contrast (Display)

    «Normal operation» view, either during opera- tion, when making parameter settings, or when programming. To return to the menu item previously used, press the ESC button. 120/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 121: Safety Check Function

    If required, the code or version of the parameter set can be displayed on the AZL5... In that case, select menu item «Factory ID» from the menu of the relevant device. 121/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 7 Display and operating unit AZL5...
  • Page 122 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 123 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 124 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 125 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 126 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 127 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 128 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 129 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 130 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 131 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 132 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 133 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 134 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 135 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 136 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 137 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 138 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 139 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 140 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 141 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 142 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 143 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 144 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 145 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 146 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 147 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 148 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 149 Representation of parameters based on the AZL5... menu structure, «OEM» level, as supplied by Siemens Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Description Value range Access Default pa- LMV51 LMV52...
  • Page 150: Commissioning Instructions For The Lmv5

    Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Parameter BurnerControl Configuration ConfigInput/Output 150/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 151: Setting Gas Valve Proving

    6. Auxiliary actuator 3 Confirm by pressing Enter ( → «Display and operating unit AZL5…»). The AZL5… prompts you to operate the addressing switch on the actuator. 151/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system...
  • Page 152: Selecting The Actuator's Direction Of Rotation

    Menu level 6 Params & Display RatioControl GasSettings AirActuator AuxActuator 1 AuxActuator 2 AuxActuator 3 OilSettings AirActuator AuxActuator 1 AuxActuator 2 AuxActuator 3 152/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 153: Setting The Load Controller (Option)

    On the configuration level of the LC, select the required type of sensor. Then, define the sensor’s measuring range. This configures speed acquisition (subsection 18.1.3) 153/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system...
  • Page 154: Settings For Gas-Fired Operation

    Menu level 6 ManualOperation Autom/Manual/Off If startup shall be watched, press simultaneously selection buttons «<» and «>» to switch the display to «Normal operation». 154/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 155: Actuator Positions During The Prepurge Time

    If no point for the fuel / air ratio control system has as yet been predefined, the first curvepoint «P1» to be adopted on a preliminary basis are the ignition positions of the actuators. 155/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5...
  • Page 156: Setting The Curve

    20.3° 30.0° 45.0° 52.0° 60.0° Fuel / air ratio control Gas actuator position Air actuator position Auxiliary actuator 100 % Load [%] 156/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 157: Changing An Existing Curve

    17. Shutdown Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 ManualOperation Autom/Manual/Off 157/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 158: Settings For Multistage Firing On Oil

    Menu level 6 Params & Display RatioControl ProgramStop deactivated 24PrePurgP 32PreP FGR 36IgnitPos 44Interv1 52Interv2 72PostPPos 76PostPFGR Activate a program stop in Phase 24. 158/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 159: Checking And Presetting The Ignition Positions For Firing On Oil

    Note: After the settings are made, the program stop in the prepurge position should be re- placed by the program stop of the ignition position in Phase 36. 159/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system...
  • Page 160: Ignition Positions

    If the switching points of the burner stages have not yet been defined, the ignition posi- tions of the actuators will be used as the first stage for the moment. 160/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5...
  • Page 161: Setting The Burner Stages

    Air actuator position «Down» Auxiliary actuator «Up» Auxiliary actuator «Down» 100 % Load [%] V2 down V2 up V3 down V3 up 161/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 162: Shutdown

    26. Shutdown Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 ManualOperation Autom/Manual/Off 162/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 163: Extra Functions Of The Lmv5

    Volume between the valves (test volume) including valve volume and pilot path (Gp1) if present t Test in s Test time 163/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 164: Example 1 (Calculation Of Test Time)

    = 40.0 l / h = 3 l t Test = 4 s 1013 mbar • Result: The detected leakage rate is 40 l / h 164/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 165: Configuration Of The Load Controller

    Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Params & Display LoadController Configuration MeasureRange PtNi 150°C/302°F 400°C/752°F 165/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 166: Control Parameters Of The Load Controller

    Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Params & Display LoadController Adaption StartAdaption AdaptionLoad 166/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 167: Temperature Limiter Function

    Menu level 4 Menu level 5 Menu level 6 Params & Display LoadController ControllerParam Setpoint W1 Setpoint W2 Operation BoilerSetpoint Setpoint W1 Setpoint W2 167/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 168: 2-Position Controller (C = On / Off)

    When the switch-off threshold is reached, the cold start sequence will be terminated and normal control operation started. 168/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5...
  • Page 169 Menu level 4 Menu level 5 Menu level 6 Params & Display LoadController ColdStart ColdStartOn ThresholdOn StageLoad StageStep_Mod StageStep_Stage MaxTmeMod MaxTmeStage ThresholdOff 169/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5... system 13.08.2004...
  • Page 170: Connection Terminals / Coding Of Connectors

    GAS + OIL FLAME Start HO-Start GAS + OIL X5-02 X4-01 X4-02 X4-03 X5-01 X5-03 X3-01 X3-02 X3-03 X3-04 7550z12/0404 TRAFO X50 1 170/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 9 Connection terminals / coding of connectors 13.08.2004...
  • Page 171: Connection Terminals Of The Lmv51.000X2

    GAS + OIL FLAME Start HO-Start GAS + OIL X5-01 X5-02 X5-03 X4-01 X4-02 X4-03 X3-01 X3-02 X3-03 X3-04 7550z13/0404 TRAFO X50 1 171/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 9 Connection terminals / coding of connectors 13.08.2004...
  • Page 172: Connection Terminals Of The Lmv51.100X1 / Lmv51.140X1

    X3-04 7550z14/0404 LOAD SET POINT TEMP./PRES. TEMP. TRAFO OUTPUT INPUT INPUT X63 1 X60 1 Pt100 X50 1 Pt / Ni 1000 172/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 9 Connection terminals / coding of connectors 13.08.2004...
  • Page 173: Connection Terminals Of The Lmv51.100X2

    X3-04 7550z15/0404 LOAD SET POINT TEMP./PRES. TEMP. TRAFO OUTPUT INPUT INPUT X63 1 X60 1 Pt100 X50 1 Pt / Ni 1000 173/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 9 Connection terminals / coding of connectors 13.08.2004...
  • Page 174: Connection Terminals Of The Lmv51.200X1

    X3-02 X3-03 X3-04 7550z16/0404 LOAD SET POINT TEMP./PRES. TEMP. TRAFO OUTPUT INPUT INPUT X60 1 Pt100 X50 1 Pt / Ni 1000 174/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 9 Connection terminals / coding of connectors 13.08.2004...
  • Page 175: Connection Terminals Of The Lmv51.200X2

    X3-02 X3-03 X3-04 7550z17/0404 LOAD SET POINT TEMP./PRES. TEMP. TRAFO OUTPUT INPUT INPUT X60 1 Pt100 X50 1 Pt / Ni 1000 175/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 9 Connection terminals / coding of connectors 13.08.2004...
  • Page 176: Connection Terminals Of The Lmv52.200A2 / Lmv52.240A2

    X3-02 X3-03 X3-04 7550z18/0404 LOAD SET POINT TEMP./PRES. TEMP. TRAFO OUTPUT INPUT INPUT X60 1 Pt100 X50 1 Pt / Ni 1000 176/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 9 Connection terminals / coding of connectors 13.08.2004...
  • Page 177: Connection Terminals Of The Lmv52.200A1 / Lmv52.240A1

    X3-02 X3-03 X3-04 7550z19/0404 LOAD SET POINT TEMP./PRES. TEMP. TRAFO OUTPUT INPUT INPUT X60 1 Pt100 X50 1 Pt / Ni 1000 177/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 9 Connection terminals / coding of connectors 13.08.2004...
  • Page 178: Coding Of Connectors

    9.9 Coding of connectors (CPI) 178/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 9 Connection terminals / coding of connectors 13.08.2004...
  • Page 179: Agg5.720

    TEMP. / PRESS. INPUT Input 3, analog input (5 pins), SET POINT INPUT Load output (3 pins), LOAD OUTPUT [ / ] Actuator (5 pins) 179/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 9 Connection terminals / coding of connectors 13.08.2004...
  • Page 180: Agg5.721

    5-pin connector 1 x [ / ] 6-pin connector 1 x RAST5 Transformer prim I sec II DEFL X10-02.1 Photoresistive detector QRB... 180/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 9 Connection terminals / coding of connectors 13.08.2004...
  • Page 181: Description Of The Connection Terminals (Ac 120 V)

    PIN3 Start signal or PS relief (APS test valve) AC 120 V +10 % / -15 %, 50...60 Hz, 75 VA, (pilot duty), cos ϕ 0.4 181/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 10 Description of the connection terminals (AC 120 V) 13.08.2004...
  • Page 182 Imax 1.6 mA PIN3 Power signal (reserve) AC 120 V +10 % / -15 %, 50...60 Hz, Imax 500 mA 182/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 10 Description of the connection terminals (AC 120 V) 13.08.2004...
  • Page 183 Imax 1.5 mA PIN1 Power signal for pressure switch AC 120 V +10 % / -15 %, 50...60 Hz, Imax 500 mA 183/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 10 Description of the connection terminals (AC 120 V)
  • Page 184 Reference ground (PELV) PIN1 AC power supply from transformer to AC 12 V +10 % / -15 %, 50...60 Hz LMV51... system 184/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 10 Description of the connection terminals (AC 120 V)
  • Page 185 Functional earth for shield connection PIN2 Reference ground PIN3 Current output for burner load DC 4...20 mA, RLmax = 500 Ω (LOAD OUTPUT) 185/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 10 Description of the connection terminals (AC 120 V) 13.08.2004...
  • Page 186: Description Of The Connection Terminals (Ac 230 V)

    PIN3 Start signal or PS relief (APS test valve) AC 230 V +10 % / -15 %, 50...60 Hz, 0.5 A, cos ϕ 0.4 186/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 11 Description of the connection terminals (AC 230 V)
  • Page 187 Imax 1.5 mA PIN3 Power signal (reserve) AC 230 V +10 % / -15 %, 50...60 Hz, Imax 500 mA 187/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 11 Description of the connection terminals (AC 230 V) 13.08.2004...
  • Page 188 Imax 1.5 mA PIN1 Power signal for pressure switch AC 230 V +10 % / -15 %, 50...60 Hz, Imax 500 mA 188/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 11 Description of the connection terminals (AC 230 V) 13.08.2004...
  • Page 189 Reference ground (PELV) PIN1 AC power supply from transformer to AC 12 V +10 % / -15 %, 50...60 Hz LMV5... system 189/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 11 Description of the connection terminals (AC 230 V) 13.08.2004...
  • Page 190 Functional earth for shield connection PIN2 Reference ground PIN3 Current output for burner load DC 4...20 mA, RLmax = 500 Ω (LOAD OUTPUT) 190/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 11 Description of the connection terminals (AC 230 V) 13.08.2004...
  • Page 191: Mounting, Electrical Installation And Service

    (RAST5) must be provided by fitting dummy plugs! • To isolate the unit from the mains supply, a multipolar switch must be used. • For wiring the bus users, only the cables specified by Siemens BT may be used! •...
  • Page 192: Power Supply To The Lmv5

    230 V LMV5... basic unit Power trafo 1 7550a03e/0304 AGG5.2... X3-04 Total length of CAN bus cable ≤ 100 m Note on example 1 192/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 12 Mounting, electrical installation and service 13.08.2004...
  • Page 193 (Type1) to all the other actuators. The fuses required for transformer 1 are accommodated in the LMV5... basic unit. For transformer 2, these 3 fuses must be located close to the transformer. 193/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 12 Mounting, electrical installation and service 13.08.2004...
  • Page 194 The fuses required for transformer 1 are accommodated in the LMV52... basic unit. For transformer 2, the OEM must fit the 3 fuses in the vicinity of the trans- former. 194/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 12 Mounting, electrical installation and service 13.08.2004...
  • Page 195: Determination Of The Maximum Cable Length

    (2 x SQM45...) gives a maximum cable length of 33.4 m between the transformer and the group of actuators. The minimum cross-sectional area is 0.33 mm 195/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 12 Mounting, electrical installation and service...
  • Page 196: Types Of Cable

    AGG5.630 / 631 (cable type 2) LMV5... ↔ AZL5… Silver-grey RAL 7001 0.50 mm 0.50 mm 0.50 mm Shield 2 x 0.25 mm Drilled pair 196/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 12 Mounting, electrical installation and service 13.08.2004...
  • Page 197: Suppliers Of Other Accessory Items

    Fa. Karl Dungs GmbH & Co. e-bus / PC adapter Steuer- und Regeltechnik part no. 230 437 Postfach 1229 D-73602 Schorndorf User Club eBUS e.V. www.eBUS.de 197/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 12 Mounting, electrical installation and service 13.08.2004...
  • Page 198: Duties Of The Authorized Inspector

    (e.g. EN 298, EN 230, EN 676, EN 267, etc.) or whether the respective plant can be approved on an “individual basis“. 198/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 13 Duties of the authorized inspector 13.08.2004...
  • Page 199: Fuel / Air Ratio Control System

    Pure oil burners do not require a magnetic clutch, in which case long preignition_Oil (from Phase 22) is to be parameterized, or parameter «OilPumpCoupling» is to be set to «Directcoupl». 199/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 13 Duties of the authorized inspector 13.08.2004...
  • Page 200: O2 Trim Control (Only With Lmv52

    It must be made certain that all safety notes and the notes on mounting., electrical in- General stallation and service according to the above mentioned chapter and Data Sheets are complied with. 200/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 13 Duties of the authorized inspector...
  • Page 201: Technical Data

    Mechanical conditions Class 3M2 Temperature range (incl. mounting plate) -20...+60 °C Humidity < 95 % r.F. Condensation, formation of ice and ingress of water are not permitted! 201/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 14 Technical data 13.08.2004...
  • Page 202: Lmv5

    7.5 mm dia. ±0.2 mm bending radius: 113 mm ambient temperature: -30...+70 °C (cable not moving) cable jacket resistant to almost all types of mineral oil 202/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 14 Technical data 13.08.2004...
  • Page 203: Loads On Terminals, Cable Lengths And Cross-Sectional Areas

    • Unit input current* (safety loop) max. 5 A * Total contact current resulting from: Fan motor contactor Ignition transformer Valves Oil pump / magnetic clutch 203/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 14 Technical data 13.08.2004...
  • Page 204: Load On Individual Contacts

    Cable insulation must satisfy the requirements of the relevant temperature and envi- ronmental conditions. The CAN (bus) cables have been specified by Siemens BT and can be ordered as ac- cessory items. Other types of cables may not be used. Otherwise, the EMC characteristics of the LMV5...
  • Page 205: Dimensions

    15 Dimensions Dimensions in mm LMV5... AZL5... 205/301 Siemens Building Technologies Basic Documentation LMV51... CC1P7550en HVAC Products 15 Dimensions 21.07.2004...
  • Page 206: Addendum 1: List Of Fault Status Messages Of Lmv5

    Internal Fault Basic Unit (Key + main loop counter) unequal Internal Fault Basic Unit Unsuccessful synchronization of the 2 µCs 206/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 207 Internal Fault Basic Unit Reset Internal Fault Basic Unit Pressure switch oil maximum Internal Fault Basic Unit Pressure switch oil minimum 207/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 208 The diagnostic value is made up of the following faults or their combinations (the individual diagnostic codes are added up in hexadecimal format) 208/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 209 Check the curve to see if correct values have been entered fullydefined for auxiliary actuator 3. Readjust the ratio curve, if required 209/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 210 Internal Fault Basic Unit The load / point number predefined by the AZL… lies outside the permissible range 210/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 211 If fault occurs constantly: Replace actuator (see diagnostic shows on which actuator the fault oc- code) curred. See diagnostic code 211/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 212 Ignition Pos not defined The relevant ignition positions have not Set the ignition positions been parameterized 212/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 213 Running time fault of air actuator Fault Running Time Aux Actuator Running time fault of auxiliary actuator 1 Fault Running Time Aux Actuator Running time fault of auxiliary actuator 2 213/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5...
  • Page 214 Change live conductor on the fan motor or check param- eterized direction of rotation on the VSD and correct, if nec- essary 214/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 215 Basic unit has detected extraneous light during shutdown Extraneous Light on Shutdown Basic unit has detected extraneous light during shutdown 215/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 216 FGR-PS = on, but should have been on Flue Gas Recirculation Pressure Switch FGR-PS = off, but should have been on 216/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 217 Lack of Gas Program Shortage-of-gas program in progress Internal Fault Basic Unit Parameter of max. safety time faulty 217/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 218 Internal Fault Basic Unit Prepurge time oil too short Internal Fault Basic Unit Safety time 1 gas too long 218/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 219 Deactivate the program stop if no longer required stopped at the parameterized position Programstop active Program stop "STOP_DR_PREP" in Phase 24 active 219/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 220 Internal Fault Basic Unit Test values in stack range exceeded Internal Fault Basic Unit Faulty reset state has occurred 220/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 221 Parameter Set damaged Page number Parameter Backup Restore Page is on WR_RESTO Reset the unit. A backup restore was made 221/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 222 If fault cannot be rectified by the reset: Restore AZL… pa- rameters. Otherwise, replace defective basic unit Internal Fault Basic Unit Number of parameter page 222/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 223 Internal Fault Basic Unit No write access to error page in init. Internal Fault Basic Unit Rep. counter "Internal fault" has elapsed 223/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 224 Fault Feedback Air Actuator Key error main loop counter Fault Feedback Air Actuator No feedback for max. number 224/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 225 If fault occurs constantly: Replace defective actuator Fault Feedback Aux Actuator 1 CRC error Fault Feedback Aux Actuator 1 Key error main loop counter 225/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 226 If fault occurs constantly: Replace the faulty ABE Fault Feedback AZL5... CRC error Fault Feedback AZL5... Key error main loop counter 226/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 227 If fault occurs sporadically: Improve EMC feedback signal If fault occurs constantly: Replace defective actuator 227/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 228 CAN bus (CAN address are connected to the CAN bus and rectify (e.g. read- overflow) dressing the actuators) 228/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 229 Temperature warning and shutdown Check housing temperature (max. 60 °C) Internal Fault Air Actuator Actuator turns in the wrong direction 229/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 230 If fault cannot be rectified by the reset: Restore AZL… pa- rameters. Otherwise, replace defective basic unit 230/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 231 Type of fault: See diagnostic code If fault occurs constantly: Replace defective actuator See A1 See A1 See A1 See A1 See A1 231/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 232 Adaption invalid TU longer than identification time Adaption invalid Invalid TN identified Timeout with Adaption Timeout during observation time 232/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 233 If fault cannot be rectified by the reset: Restore AZL… pa- rameters. Otherwise, replace defective basic unit 233/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 234 Internal Fault Load Controller CAN error Internal Fault Load Controller CAN error Internal Fault Load Controller CAN error 234/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 235 Too great / small gain for self-calibration of A/D converter Internal Fault Load Controller Too great / small offset for self-calibration of A/D converter 235/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 236 PT100 sensor (X60) External Fault Load Controller Excessive voltage value or wrong polarity Check wiring of input PT100 line (X60) 236/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 237 Internal Fault Load Controller Fault voltage monitor test Internal Fault Load Controller Fault during readout of PDO message 237/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 238 Internal Fault Load Controller Invalid branch in eeprom module() Internal Fault Load Controller Invalid branch in eeprom module() 238/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 239 AZL… Internal Fault AZL Invalid AZL5… page >250,000 startups, service required Internal Fault AZL Save fault parameter 239/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 240 Program run fault, execution of program code that will probably never be executed Internal Fault AZL Unintentional watchdog reset 240/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 241 If fault occurs sporadically: Check CAN bus wiring. missions Improve EMC. Check terminating resistors and correct, if necessary 241/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 242 If fault cannot be rectified by the reset: Restore AZL… pa- rameters. Otherwise, replace defective basic unit 242/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 243 Check power supply to the O2 module. Check fuse F2 on the O2 module. Check heating control on the QGO. 243/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 244 Fault occurred during O2 sensor test Check fluctuations of the O2 value Module Internal Fault O2 Module CAN fault 244/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 245 If fault cannot be rectified by the reset: Restore AZL5... pa- rameters. Otherwise, replace defective O2 module 245/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 246 O2 module and O2 sensor must be correctly connected. >= 3 s Mains power supply to the QGO must be connected 246/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 247 Software of the basic unit too old Replace basic unit Version Conflict Software of the load controller too old Replace basic unit 247/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004...
  • Page 248 If fault occurs sporadically: Improve EMC in the VSD module when checking its If fault occurs constantly: Replace defective module feedback signal 248/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 249 QGO in Heating-up Phase QGO probe not yet sufficiently heated up Wait until probe has reached its operating temperature 249/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 250 If fault occurs constantly: Replace defective module If fault occurs sporadically: Improve EMC If fault occurs constantly: Replace defective module 250/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system...
  • Page 251: Addendum 2: Connection Diagram

    17 Addendum 2: Connection diagram 251/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 17 Addendum 2: Connection diagram 13.08.2004...
  • Page 252: Addendum 3: Variable Speed Drive (Vsd) Module

    VSD (deactivate / activate / air influen) Here, it is also selected whether the VSD shall be used in connection with O2 trim con- trol. 252/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 18 Addendum 3: Variable speed drive (VSD) module...
  • Page 253: Vsd Module

    0 / 4...20 mA ≈ 0...105 % (→ «Standardization of Speed») Current: max. 750 Ω (burden), short-circuit-proof Output load: Resolution: 0,1 % ≥ 0,1 mm Cross-sectional area of wire: 253/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 18 Addendum 3: Variable speed drive (VSD) module 13.08.2004...
  • Page 254: Speed Feedback Signal

    1. Motor supplier: Version with threaded hole M8x15 Selection of fan motor 2. Standard motor plus extra machining (drilling hole and cutting thread M8x15) 254/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 18 Addendum 3: Variable speed drive (VSD) module...
  • Page 255: Fuel Meter

    95 % of the positioning signal. If the burner’s rated capacity calls for full fan speed, the maximum output frequency must be set to 105.2 % of mains frequency. 255/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 18 Addendum 3: Variable speed drive (VSD) module 13.08.2004...
  • Page 256: Configuration Of Speed Acquisition

    Any change to the standardized speed changes the assignment between the parameterized percentages on the curves and the speed. 256/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 18 Addendum 3: Variable speed drive (VSD) module...
  • Page 257: Settling Time

    25 ms) → Value of 16 means 16 Parameter: • 25 ms = Settling Time (in x • 400 ms (0.4 s) 257/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 18 Addendum 3: Variable speed drive (VSD) module 13.08.2004...
  • Page 258: Configuration Of Current Interface

    Pulse value oil The setting procedure for «Pulse Value Oil» is the same as that for «Pulse Value Gas», the selectable units being 1 l or 1 gal. 258/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 18 Addendum 3: Variable speed drive (VSD) module...
  • Page 259: Fuel Meter Readings

    Num Dev >0.5% The process data will only be stored in RAM, which means that they will be reset via re- set or lockout reset. 259/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 18 Addendum 3: Variable speed drive (VSD) module...
  • Page 260 100 %. 90° Pos. FUEL 0° 100 % 7550d07e/0704 Load Change of load / position resulting from an automatically entered point 260/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 18 Addendum 3: Variable speed drive (VSD) module 13.08.2004...
  • Page 261 - Data Sheet of Danfoss EMC filter for long motor cables When using other types of VSD, compliance with EMC regula- tions and correct functioning are not ensured! 261/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 18 Addendum 3: Variable speed drive (VSD) module...
  • Page 262 Optional shield connection for rough environmental conditions For shielding the cables on the VSD, refer to the following pieces of documen- tation: • Siemens SED2 VSD Commissioning Instructions (CM1G5192en), chapters 4 and 7, or • Danfoss Operating Instructions VLT 6000 (MG60A703), chapter «Installa- tion»...
  • Page 263 PIN4 0 / 4...20 mA control of variable speed drive 0...20 mA RLmax = 750 Ω PIN5 Reference ground PIN6 Functional earth 263/301 Siemens Building Technologies Basisdokumentation LMV5... CC1P7550de HVAC Products 18 Addendum 3: Variable speed drive (VSD) module 21.07.2004...
  • Page 264 QGO20... Flue gas temperature sensor Supply air temperature sensor O2 module PLL... LMV52.200... 264/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module 13.08.2004...
  • Page 265 Effects such as the fan pressure’s impact on the amount of gas are taken into consideration. 265/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52...
  • Page 266 In the future, this can be checked with the ACS450 PC tool. Without the tool, the lambda factors can be calculated according to the above formula to be entered in a graph. 266/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52...
  • Page 267 (temperature pressure) changes. Air pressure and air density have no impact on the fuel throughput. Recommendation: With gas: like P air With oil: like theory 267/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module 13.08.2004...
  • Page 268 To deactivate the O2 trim controller / O2 monitor, use parameter setting «man deact». Also refer to section 19.4.4 Heating up the O2 sensor after «PowerOn». 268/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module...
  • Page 269 0.7 % higher than the O setpoint. Fine-tuning to the O setpoint will be ensured by the O trim controller. 269/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module...
  • Page 270 The parameter denotes the period of time on completion of which the next load change in the form of LoadCtrlSuspend can be made. If a load change is detected, the O2 value will be increased (offset). 270/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52...
  • Page 271 There is only 1 increase of the O2 value per load change. The next increase will only be possible on completion of the locking time for the load change. There will be no increase of the O2 value when O2 trim control is deactivated. 271/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52...
  • Page 272 Also refer to section 19.5.1 Delayed O2. 272/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module...
  • Page 273 O trim control must be manually reactivated. 273/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module...
  • Page 274 Both the O2 trim controller and the O2 monitor are activated. If the test is negative, O2 trim control will be deactivated and the burner will be started up without O2 trim control. 274/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52...
  • Page 275 If the test is negative, both the O2 trim controller and the O2 monitor will be deactivated. The burner will be started up with- out O2 trim control. 275/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module...
  • Page 276 ⎞ ϑ ϑ ⎜ ⎜ • ⎟ ⎟ − flue pply − ⎝ ⎠ ContentAir η − Efficiency: 276/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module 13.08.2004...
  • Page 277 Make protective earth connection between the two housing sections. X 87 X 86 X 85 X 84 Temporary connection of AZL5... 277/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module 13.08.2004...
  • Page 278 Power supply neutral conductors (N) PIN 6 L Power supply live conductor (L) AC230V +10%/-15%, 50...60Hz, Imax. 2.5 A 278/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module 13.08.2004...
  • Page 279 * Bus CANH connection green/grn green/grn X4.4 CANL CANL CANL CANL black/blk black/blk X4.5 Signal reference (PELV) GND 279/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module 13.08.2004...
  • Page 280 The flue gas temperature sensor connected to terminal X86 must be parameterized. Parameter: Flue gas temperature sensor (NoSensor, Pt1000, LG-Ni1000) 280/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module...
  • Page 281 For firing on oil, there are 2 preprogrammed types of fuel available, plus 1 type that can be defined by the user. Parameter: Type of Fuel (user def, LightOilLO, LightOilHO) 281/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module...
  • Page 282 9 ≈ 0.009 9 ≈ 0.009 8 ≈ 0.008 8 ≈ 0.008 7 ≈ 0.007 7 ≈ 0.007 B/1000 282/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module 13.08.2004...
  • Page 283 After setting all O min. values, the O monitor can be activated. The setting can be made in 2 different ways. 283/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module...
  • Page 284 «Actual Value» will be entered as the «O Min Value» by pressing Enter . 284/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module...
  • Page 285 The setting may only be confirmed after a constant value has been attained. The PC tool will be useful for making checks. Now, the operator must decide whether he wants to adopt or reject the settings. 285/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52...
  • Page 286 «Controller parameters» menu, and changed, if required. The O2 setpoint must lay at least 0.5 % above the O2 min. value and 1 % below the O2 ratio value. 286/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52...
  • Page 287 If, in the low-fire position, no further air reduction is possible (e.g. because the air damper has already fully closed), curvepoint 1 must be selected as the low-fire point. In that case, O2 trim control will only be performed up to curvepoint 2. 287/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52...
  • Page 288 Irregularities should be avoided. Damper Load (%) ____ Good ------ Poor 288/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module 13.08.2004...
  • Page 289 If this is not observed, the fan speed has an impact on the amount of oil delivered. This can cause problems in connection with precontrol or O trim control. 289/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module...
  • Page 290 -20...+60 °C Humidity < 95 % r.h. Condensation, formation of ice or ingress of water are not permitted! 290/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 19 Addendum 4: LMV52... with O2 trim control and O2 module 13.08.2004...
  • Page 291 Pt1000 / LG-Ni 1000 Flue gas temperature sensor Pt1000 / LG-Ni 1000 QGO20... refer to Data Sheet N7842 Interface communication bus for LMV52... Dimensions Dimensions in mm PLL52... 41,5 41,5 291/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 20 Dimensions 13.08.2004...
  • Page 292 «DWminOil» in program «Heavy oil with gas pilot» Valuation of input «DWminOil» in program «Heavy oil with gas pilot» has been moved from Phase 38 to Phase 44. 292/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 21 Revision history...
  • Page 293 = Int LC Bus → intLC → 2 → intLC Operating mode 6 = Ext LC Bus → 2 → intLC Operating mode 1 = Ext LC X5-03 293/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 21 Revision history 13.08.2004...
  • Page 294 Plausibility check at inputs X61 and X62 The plausibility check at inputs X61 and X62 is not made anymore. This means that fast value changes at these inputs will no longer result in safety shutdown. 294/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 21 Revision history 13.08.2004...
  • Page 295 → IntLR intLR → IntLR Bus intLR via BACS → IntLR X62 intLR BACS to → ExtLR X62 extLRanalg → ExtLR Bus extLR via BACS 295/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 21 Revision history 13.08.2004...
  • Page 296 Too short ramp time, auxiliary actuator 1 • Too short ramp time, auxiliary actuator 2 only LMV52... • Too short ramp time, auxiliary actuator 3 only LMV52... 296/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 21 Revision history 13.08.2004...
  • Page 297 71, 72, 73, 167 functioning principle of O2 trim setpoints control shutdown function functions diagrams SLT test special function 107, 117 special functions inputs / outputs 297/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 21 Revision history 13.08.2004...
  • Page 298 35, 201, 290 standard parameter set temperature limiter function 85, 167 standard parameterizations time parameters stepper motor 20, 22 supplied parameter set writing parameters system configuration 298/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 13.08.2004...
  • Page 299 © 2004 Siemens Building Technologies Siemens Building Technologies Production GmbH Berliner Ring 23 Subject to change! D-76437 Rastatt Tel. 0049-7222-598-0 Fax 0049-7222-53182 www.landisstaefa.com 299/301 Siemens Building Technologies Basic Documentation LMV5... CC1P7550en HVAC Products 21 Revision history 13.08.2004...

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