ZIEHL-ABEGG CXE/AV Operating Instructions Manual
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ZIEHL-ABEGG CXE/AV Operating Instructions Manual

Unicon modbus master, universal control module
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UNIcon MODBUS Master
CXE/AV(E), CXG-24AV(E)
Universal control module
Operating Instructions
Keep for reference!
Software version: from Version 12.18
L-BAL-E255-GB 1901 Index 001
Part.-No.

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Summary of Contents for ZIEHL-ABEGG CXE/AV

  • Page 1 UNIcon MODBUS Master CXE/AV(E), CXG-24AV(E) Universal control module Operating Instructions Keep for reference! Software version: from Version 12.18 L-BAL-E255-GB 1901 Index 001 Part.-No.

  • Page 2: Table Of Contents

    Operating Instructions UNIcon MODBUS Master Content General notes ............. Validity .
  • Page 3 Operating Instructions UNIcon MODBUS Master Controls and Menu ............Multipurpose LC display and keyboard .
  • Page 4 Operating Instructions UNIcon MODBUS Master 9.10.6.4 Switch over input “E1” / “E2”, function (operation with one control cicuit) ......9.10.6.5 Output control circuit 2 additional to “A2”...

  • Page 5: General Notes

    We do not accept any liability for possible errors or omissions in the information contained in data, illustrations or drawings provided. ZIEHL-ABEGG SE is not liable for damage due to misuse, incorrect use, improper use or as a consequence of unauthorized repairs or modifications.

  • Page 6: Intended Use

    Operating Instructions UNIcon MODBUS Master Safety instructions Intended use The equipment is to be used solely for the purposes specified and confirmed in the order. Any other use above and beyond this is considered not for the intended purpose unless agreed otherwise by contract.

  • Page 7: Start-Up And During Operation

    Use only genuine spare parts / genuine wearing parts / genuine accessories from ZIEHL-ABEGG.Th- ese parts were specifically designed for the device. There is no guarantee that parts from non-original sources are designed and manufactured in correspondence with load and safety requirements.

  • Page 8: Product Overview

    Operating Instructions UNIcon MODBUS Master Product overview 3 Product overview Application The purpose of the device is to reach and maintain the target values set. To accomplish this, the measured actual value (sensor value) is compared with the adjusted target value, and the controlled value is deduced from this.

  • Page 9: Prerequisites For Mounting

    Operating Instructions UNIcon MODBUS Master Mounting Prerequisites for mounting Type CXE/AV & CXG-24AV (version for wall mounting) • The device is designed for vertical installation (bottom cable inlet). A horizontal or reclined installa- tion is only permissible after technical release of the manufacturer! •...

  • Page 10: Outdoor Installation

    Operating Instructions UNIcon MODBUS Master Electrical installation Outdoor installation Outdoor installation is possible up to -20 °C when the controller supply is not switched off. Installation must be protected from the effects of weather as much as possible, including protection from direct sunlight! Installation location for agriculture When using for animal keeping, do not install the device directly in the stable but in a separate room...

  • Page 11: Emc-Compatible Installation Of Control Lines

    Danger due to electric current The mains voltage must comply with the DIN EN 50160 quality characteristics and the defined standard voltages in IEC 60038! Type CXE/AV(E) • Power from the mains is connected to terminals N, L1and PE. •...

  • Page 12: Control Outputs 0 - 10 V (A1, A2)

    Operating Instructions UNIcon MODBUS Master Electrical installation Control outputs 0 - 10 V (A1, A2) The analogue outputs can be used to activate a speed controller with 0 - 10 V input for example. Fans with integrated controller and 0 - 10 V input can be activated directly. •...

  • Page 13: Interfaces For Modbus Rtu

    Operating Instructions UNIcon MODBUS Master Electrical installation RS-485 interfaces for MODBUS RTU The device has two RS-485 interfaces for networking via MODBUS RTU: 1. Interface “1A (1D+)”, “1B (1D-)” for MODBUS Master applications • Pre-programmed function is output from control circuit 1: 1.

  • Page 14: Addressing Member Modbus Master Interface

    Operating Instructions UNIcon MODBUS Master Electrical installation Shielding The use of shielded cables is normally not needed but offers high protection against electromagnetic interferences, especially high frequencies. However, the effectiveness of the shield depends on care- ful installation of the line. If shielded cables are used, the shield should be placed at “PE”...
  • Page 15 Operating Instructions UNIcon MODBUS Master Electrical installation Networking with telephone wire MODBUS Master MODBUS Slave MODBUS Slave 3...32 MODBUS MODBUS MODBUS MODBUS (RS-485) (RS-485) (RS-485) (RS-485) (D+) (D-) (D+) (D-) (D+) (D-) (D+) (D-) 13.03.2013 v_modbus_master_autoadr.vsd Connection at MODBUS Master via the terminals: A (1D+), B (1D-), ID and GND Connection of the Slave members via the terminals: A (D+), B (D-), GND and ID1 / ID2 Networking with RJ45 patch cable by usage connection box for ECblue (part.

  • Page 16: Usb-Interface

    The control voltage connections (< 30 V) relate to the joint GND potential (Exception: relay contacts are potential-free). CXE/AV(E) 1~ 230 V, 2 ~ 400 V There is a potential separation between the control voltage connections and the earthed conductor. It must be ensured that the maximum external voltage at the control voltage connections cannot exceed 30 V (between “GND”...

  • Page 17: Select Operation Mode

    Operating Instructions UNIcon MODBUS Master Select operation mode 6 Select operation mode Mode and signal input Information Simple installation is possible through the selection of the preprogrammed mode of operation (see Start-up) This determines the basic function of the device; factory setting 1.01 = speed controller (activation via 0 - 10 V signal).

  • Page 18: Operation With A Second Control Circuit

    Operating Instructions UNIcon MODBUS Master Select operation mode Mode and signal to E1, E2 1.01 2.01 2.03 3.01 3.02 4.01 5.01 6.01 0 - 10 V TF.. MBG..-I MPG, DSG 0 - 10 V MAL 0 - 10 V 0 - 10 V 10 k MPG..
  • Page 19 Operating Instructions UNIcon MODBUS Master Select operation mode E2 functions for activating control circuit 2: Factory setting E2 Function Description second control circuit E2 Analog 2.Setpoint 1 Temperature Temperature control 20.0 °C (8E) Presettings and sensor selection see Mode 2.01 Cold-Pressure Pressure control condensers MBG0-30...
  • Page 20 Operating Instructions UNIcon MODBUS Master Select operation mode Setting 2.Setpoint 2 Setpoint 2 for control circuit 2 Setting “Setpoint 2” e.g. reduced value for night operation. - - - - - Switch over Setpoint 1/2 by external contact (as long as no allocation is carried out 2.Setpoint 2 Display: - - - - -...

  • Page 21: External Setpoint / External Speed Setting In Manual Operation

    Operating Instructions UNIcon MODBUS Master Select operation mode External Setpoint / External speed setting in manual operation External setpoint setting or external manual operation are possible using a 0 - 10 V (0 - 20 mA, 4 - 20 mA) signal at the “E2”...

  • Page 22: Start-Up

    Operating Instructions UNIcon MODBUS Master Start-up Start-up Prerequisites for commissioning Caution! 1. You must mount and connect the device in accordance with the operating instructions. 2. Double check that all connections are correct. 3. The mains voltage must match the information on the rating plate. 4.

  • Page 23: Controls And Menu

    Operating Instructions UNIcon MODBUS Master Controls and Menu 8 Controls and Menu Multipurpose LC display and keyboard Display Display Menu group Display window Position of the menu in the menu group Current softkey function see keys Keys Symbol ON / OFF Modulation control circuit 1 By this key the activation of the members (speed setting) by analogue output and MODBUS interface...

  • Page 24: Example For Programming Mode 2.01 In "Base Setup

    Operating Instructions UNIcon MODBUS Master Controls and Menu Example for programming mode 2.01 in “Base setup ” Sequence Base setup Base setup Base setup Base setup 1.01 1.01 2.01 Edit Edit 2.01 ▲ Mode Mode Mode Mode Edit Menu Edit Edit Menu Edit...
  • Page 25 Operating Instructions UNIcon MODBUS Master Controls and Menu Example for Mode 1.01 PIN 0010 User ← ← ← ← → → → → Service ▼ ▼ ▼ ▼ ▼ Main menu Info Main menu Main menu Main menu Main menu ▲...

  • Page 26: Overview Menu Groups

    Operating Instructions UNIcon MODBUS Master Controls and Menu Overview menu groups Possible settings Main menu Display measured actual values, selected setpoints, modulation, etc. Info Settings cannot be made in this menu group. PIN input for reset to initial settings and to protect settings. Setting the menu language.

  • Page 27: Programming

    Operating Instructions UNIcon MODBUS Master Programming 9 Programming Display in SI units or Imperial units (US) The following description is for display in SI units (factory setting). The appropriate conversion factors must be observed when switching over to Imperial units (US) ( menu group Start / US Units).
  • Page 28 Operating Instructions UNIcon MODBUS Master Programming Setting for operation 1.01 Setting Main menu Setting Protocol Base setup Controller Setup IO Setup Set Internal1 Setting Setting range manual speed setting: 0...100 % “Min. Speed”... “Max. Speed” Factory setting: 80 % 80 % Set Internal1 Set Internal2 Setting...

  • Page 29: Speed Controller With Direct Setting By Keyboard 1.02

    Operating Instructions UNIcon MODBUS Master Programming 9.1.2 Speed controller with direct setting by keyboard 1.02 Base setup 1.02 Base setup Main menu Setting Protocol Base setup Controller Setup IO Setup Mode Base setup Mode selection: 1.02 1.02 Mode Number steps Base setup Selection: 0, 1, 2, 3, 4, 5 Factory setting: 0...
  • Page 30 Operating Instructions UNIcon MODBUS Master Programming Min. Speed Setting Setting range: 0... “Max. Speed” Factory setting: 0 % Min. Speed Max. Speed Setting Setting range: 100 % - “Min. Speed” Factory setting: 100 % 100 % Max. Speed Setting in operation 1.02 After installation is completed, only the “Setting direct”...

  • Page 31: Temperature Control 2.01

    Operating Instructions UNIcon MODBUS Master Programming Temperature control 2.01 2.05 9.2.1 Basic setting 2.01 2.05 Base setup Main menu Setting Protocol Base setup Controller Setup IO Setup Base setup Mode Mode selection e.g. 2.01 2.01 Mode Base setup E1 Analog In The sensor input is factory set in modes of group to sensors of the “TF”...

  • Page 32: Settings For Operation Modes 2.01

    Operating Instructions UNIcon MODBUS Master Programming Base setup E2 Function The second signal input is not activated at the factory for modes with one sensor. The function is automatically jointly programmed in operating modes using 2 sensors. The second analog input is thus allocated and additional function allocations are not E2 Function possible.
  • Page 33 Operating Instructions UNIcon MODBUS Master Programming Setting Set Internal2 Setting “Setpoint 2” e.g. reduced value for night operation. Switch over setpoint 1/2 over external contact (display where no allocation: - - - - - - - - - - see IO Setup). Set Internal2 Setting Pband...

  • Page 34: Functional Diagrams Temperature Control

    Operating Instructions UNIcon MODBUS Master Programming 9.2.3 Functional diagrams temperature control Example 1: Temperature control in factory setting “Cooling function” (Idealized principle diagram) Min. 0 % Max. = 100 % Min. 35 % Max. = 85 % Min. 28.03.2013 v_tempcontrol_cool_cxe_master.vsd 20 °C 10 K 30 °C...

  • Page 35: Additionally For (Controller Output 2 With Function )

    Operating Instructions UNIcon MODBUS Master Programming 9.2.4 Additionally for 2.03 (controller output 2 with function The 0 - 10 V output signal A2 can, e.g., be used for triggering a shutter or heating. Setting Offset AnalogOut The target value for this output is the target value (Setpoint) for the ventilation “offset” setting.

  • Page 36: For Mode 2.03 : Relay Output For Heating Or Cooling

    Operating Instructions UNIcon MODBUS Master Programming 9.2.5 For mode 2.03 : Relay output for Heating or Cooling Setting OffsetDigitalOut Offset Digital Out = Offset for relay output (“K2” is pre-programmed by the factory). The relay operating point deviates by the adjusted offset of the Setpoint of the ventila- -1.0 K tion (if relay “K2”...

  • Page 37: Relay Output For Temperature Monitoring

    Operating Instructions UNIcon MODBUS Master Programming 9.2.6 For mode 2.03 Relay output for temperature monitoring If the set value for the “minimum alarm” is not reached or the set value for the “maximum alarm” is exceeded, a message is generated via the alarm symbol in the display. In addition, „Lmt E1 min“ is displayed alternately with the actual value for the minimum alarm and Lmt E1 max for the „Maximum alarm“.
  • Page 38 Operating Instructions UNIcon MODBUS Master Programming Base setup E1 Analog In The sensor input is factory set for modes of group to sensor type “MBG-30I ”. Measuring range: 0...30 bar MBG0-30 Output signal: 4 - 20 mA E1 Analog In Connection terminals: “E1”, “24V”...

  • Page 39: Setting For Operation Modes 3.01

    Operating Instructions UNIcon MODBUS Master Programming Base setup E2 Function The second signal input is not activated at the factory for modes with one sensor. The function is automatically jointly programmed in operating modes using 2 sensors. The second analog input is thus allocated and additional function allocations are not E2 Function possible.
  • Page 40 Operating Instructions UNIcon MODBUS Master Programming Setting Setpoint1 3.01 3.03 Setting range: in measuring range of sensor 12.0 bar Factory setting: 12.0 bar Setpoint1 3.02 3.04 Setting range: dependent on the selected refrigerant Factory setting: 35.0 °C Setting Set Internal2 Setting “Setpoint 2”...

  • Page 41: Functional Diagrams Pressure Control Condensers

    Operating Instructions UNIcon MODBUS Master Programming 9.3.3 Functional diagrams pressure control condensers Functional diagram for Mode 3.01 3.03 (Idealized principle diagram) Min. 0 % Max. = 100 % 28.03.2013 17 bar v_diagr_301_303_bar_cxe_master.vsd 5 bar 12 bar MODBUS Out: speed setting over MODBUS Analog Out: speed setting over analog output 0 - 10 V S Setpoint R Pband...

  • Page 42: Pressure Control Airconditioning 4.01

    Operating Instructions UNIcon MODBUS Master Programming Pressure control airconditioning 4.01 4.03 9.4.1 Base setup 4.01 4.03 Main menu Base setup Start up Setting Protocol Base setup Controller Setup Base setup Mode Mode selection e.g. 4.01 4.01 Mode Base setup E1 Analog In The sensor input is factory set for modes of group to sensor type “DSG200 ”.

  • Page 43: Setting For Operation Modes 4.01

    Operating Instructions UNIcon MODBUS Master Programming Base setup E2 Function The second signal input is not activated at the factory for modes with one sensor. The function is automatically jointly programmed in operating modes using 2 sensors. The second analog input is thus allocated and additional function allocations are not E2 Function possible.
  • Page 44 Operating Instructions UNIcon MODBUS Master Programming Setting Pband Narrow control range = Short control times Wide control range = Longer control times and more stable control 100 Pa Setting range: in measuring range of sensor Pband Factory setting: 100 Pa Setting Min.

  • Page 45: Volume Control 5.01 And 5.02

    Input of the “K factor” dependent on the fan (inlet duct). setting range: 0...5000 Factory setting: 75 E1 K-Factor The K-factors (Nozzle coefficients) of ZIEHL-ABEGG fans can be found in the following table. Please contact the manufacturer for K-factors of unlisted fans. Base setup E1 Offset Sensor calibration with calibrated comparison device.
  • Page 46 = Measurement value = Measurement value e.g. for limit indication, display in “E2 Actual” Info menu • | = sensor input for control circuit 2 see Base setup / operation with second control circuit. K-Factors for ZIEHL-ABEGG fans C-series Size Vpro-series M-series ZAvblue...

  • Page 47: Setting For Operation Modes 5.01

    Operating Instructions UNIcon MODBUS Master Programming 9.5.2 Setting for operation modes 5.01 5.02 5.01 Volume control, Setpoint in m 5.02 Volume control for ventilation systems setpoint depending on outdoor temperature Settings for controller output with function (by analogue signal see IO Setup, by MODBUS see members menu).

  • Page 48: Air Velocity Control 6.01

    Operating Instructions UNIcon MODBUS Master Programming Additional menu item for mode 5.02 with outside-temperature dependent target-setpoint Outside-temperature dependent target-setpoint An outside temperature compensation can be activated (sensor connection “E2” to “Analog In 2”) when being operated as a air volume regu- lation device.
  • Page 49 Operating Instructions UNIcon MODBUS Master Programming Base setup E1 Analog In The sensor input is factory set for mode 6.01 to sensor type “MAL1 ”. Measuring range: 0...1 m/s MAL1 Output signal: 0 - 10 V E1 Analog In Connection terminals: “E1”, “GND”, “24V” Other settable sensors / measuring ranges: •...

  • Page 50: Settings For Operation Modes 6.01

    Operating Instructions UNIcon MODBUS Master Programming 9.6.2 Settings for operation modes 6.01 6.01 Air velocity control, Setpoint in m/s Settings for controller output with function (by analogue signal see IO Setup, by MODBUS see members menu). Main menu Setting Start up Setting Protocol Base setup...

  • Page 51: Menu Group Start

    Operating Instructions UNIcon MODBUS Master Programming Menu group Start Main menu Start up Start up Settings Protocol Base setup Controller Setup Start up PIN input The service menu for the installation can be protected against unintentional changes - - - - - by a pin code.

  • Page 52: Menu Group Info

    Operating Instructions UNIcon MODBUS Master Programming Start up Individual unit number SN: 154036311039 Menu group Info The first menu item in the Info menu group is displayed (display dependent on selected mode) after switching on the line voltage or after exiting the setting menu with the Esc key combination. Settings cannot be made in this menu group! Info for mode speed controller 1.01...

  • Page 53: Controller Setup

    Operating Instructions UNIcon MODBUS Master Programming Info Display of the active target value at which the device operates. “Setpoint1” Menu “Setting” 0 °C “Setpoint2” Menu “Setting” Setpoint1 “Ext. Setpoint” = setting by external signal 0-10 V. With activated manual mode the display constantly changes between actual value and value for manual mode.

  • Page 54: Set Protection Activate, Pin 1234

    Operating Instructions UNIcon MODBUS Master Programming 9.9.2 Set protection activate, PIN 1234 The “Settings” menu for the user’s basic settings (Setpoint, default value, min, max ..) Controller Setup are freely accessible when using the factory settings (i.e. without “PIN”). If necessary, these can also be protected against unauthorized modifications by using a “PIN 1234”...

  • Page 55: Limit

    Operating Instructions UNIcon MODBUS Master Programming 9.9.5 Limit Controller Setup After allocation of a digital input (see IO Setup) an adjustable limitation of the modu- lation can be activated via a digital input (“D1”, “D2”, ..). Display as long as no allocation has been carried out in “IO Setup”: - - - - - - - - - The limitation influences both outputs in operation with two control circuits.

  • Page 56: Reverse Action Of The Control Function

    Operating Instructions UNIcon MODBUS Master Programming 9.9.7 Reverse action of the control function Controller Setup For the effect of the regulation there are two functions: • “Val>Set=n+” increasing Fanlevel for increasing actual value over Setpoint. • “Val>Set=n+” Val>Set=n+ increasing Fanlevel for decreasing actual value below Setpoint.

  • Page 57: Group Control

    Operating Instructions UNIcon MODBUS Master Programming Controller Setup P-component = reaction time Setting range: 0 - 200 % smaller = more slowly 50 % bigger = faster Controller Setup I-component = accuracy, correction time Setting range: 0 - 200 % bigger = faster 50 % smaller = more slowly...

  • Page 58: Version "1": Two Controlled Groups

    Operating Instructions UNIcon MODBUS Master Programming Group functios (see IO Setup) Analog output A1, A2 = Group 1 MODBUS A1, A2 = Group 2 = Group 3 = Group 4 Relay output K1, K2 = Group 2 = Group 3 = Group 4 Information •...

  • Page 59: Variant "2": One Controlled Group And Up To Three Switched Groups

    Operating Instructions UNIcon MODBUS Master Programming Example version “1”: Two controlled groups Analog / MODBUS Out Analog Analog MODBUS 2A = Standard MODBUS Master Master Analog Out Analog Out 1A (1D+), 1B (D-) 0 – 10 V 0 – 10 V Analog / MODBUS Out MODBUS @ G1 = 2A...
  • Page 60 Operating Instructions UNIcon MODBUS Master Programming Controller Setup nmin at Group2 Minimum Value for Group2 Setting range: 0 - 100 % 20 % Factory setting: 20 % * nmin at Group2 Controller Setup Group 3 ON value Switch-on value for Group3 Setting range: 0 - 100 % 70 % Factory setting: 70 % *...

  • Page 61: Display Text For External Message

    Operating Instructions UNIcon MODBUS Master Programming Example version “2” via MODBUS On controlled group and three switched groups G3 ON @ 70 % Analog G2 ON @ 50 % G4 ON @ 85 % MODBUS Master 1A (1D+), 1B (D-) 11A 12A MODBUS Out MODBUS...

  • Page 62: Offset Control Signal

    Operating Instructions UNIcon MODBUS Master Programming 9.9.11 Offset control signal Controller Setup Offset control sig. 1 If required, the characteristic of the control signal for control circuit 1 can be adjusted. To activate this function, re-program the output with function to function see IO Setup.

  • Page 63: Com2 Function

    Operating Instructions UNIcon MODBUS Master Programming Controller 1 Comparator Sensor 2 Cout Controller 2 Sensor 1 Cout = C1 @ C1 > C2 Cout = C2 @ C2 > C1 13.03.2015 v_cxe_comparator_c1_c2.vsd 9.9.13 COM2 Function IO Setup Possible settings: • “Diagnostic”...

  • Page 64: Allocation: Virtual Ios / Real Ios

    Operating Instructions UNIcon MODBUS Master Programming 9.10.2 Allocation: virtual IOs / real IOs A distinction is made between virtual IOs and actual IOs. • Actual IOs are physical inputs, physical outputs and timer functions on the MODBUS master, on add-on modules and on devices connected via the MODBUS interface. •...
  • Page 65 Operating Instructions UNIcon MODBUS Master Programming Example: Assignment of inputs for temperature sensors MODBUS Master MODBUS Slave AI1 (26.8°C) AI2 (16.8°C, 5E) AI3 (7.8°C, 15E) AI4 (OFF) AI5 (OFF) MODBUS MB.h9001 19.12.2018 Sensor 1 Sensor 2 Sensor 3 v_mod_master_io_mapping.vsd 1 Overview display of virtual inputs “AI1-AI6” with display of actual values and programmed functions 2 Assignment of actual input “E1”...

  • Page 66: Analog Outputs "Ao

    Operating Instructions UNIcon MODBUS Master Programming 9.10.3 Analog outputs “AO” Menu structure Analog Out AO1 (0.00V, 2A) AO2 (10.00V, 1A) ▲ Overview of possible analog AO3 (OFF) ▼ outputs AO4 (OFF) AO5 (OFF) P↓ ↑ ESC 1. Control signal Setting of the desired function (2A) ▲...
  • Page 67 Operating Instructions UNIcon MODBUS Master Programming Setting of the desired function Function Designation no function Constant voltage 10 V Constant voltage +10 V (1A) Factory setting for “A2” at operation with one control circuit. 1. Control signal Controlled 0 - 10 V output for control circuit 1 (factory setting for “A1”) (2A) proportional input “E1”...
  • Page 68 Operating Instructions UNIcon MODBUS Master Programming Signal settings With the attitudes “min” / “max” the characteristic of the output voltage can be adapted. Min. Setting range: 0 - 10 V Factory setting: 0 V 0.0 V Min. The setting for “min.” must be below “max”. Max.

  • Page 69: Analog Inputs "Ai

    Operating Instructions UNIcon MODBUS Master Programming 9.10.4 Analog inputs “AI” Menu structure for “AI1” and “AI2” Analog Out AI1 (0.00V, 2A) AI2 (10.00V, 1A) ▲ Overview of possible analog in- AI3 (OFF) ▼ puts AI4 (OFF) AI5 (OFF) P↓ ↑ ESC Allocation: virtuell input / real input ▲...
  • Page 70 Operating Instructions UNIcon MODBUS Master Programming ▲ ▼ Inverting input ▲ ▼ Invertierung Overview of possible analog inputs Analog In Example to explain the display AI1 (32.7 °C) 32.7 °C = Current temperature measured at “AI1” AI2 (16.8 °C, 5E) 16.8 °C = Current temperature measured at “AI2”...
  • Page 71 Operating Instructions UNIcon MODBUS Master Programming Signal settings After programming the signal or sensor type, an inversion of the inputs can be carried out. Factory setting for Inverting inputs = “OFF” (if input activated) (signal: 0 - 10 V, 0 - 20 mA, 4 - 20 mA).

  • Page 72: Digital Outputs "Do

    Operating Instructions UNIcon MODBUS Master Programming 9.10.5 Digital outputs “DO” Menu structure Digital Out DO1 (0, 1K) DO2 (1, 2K) ▲ Overview of possible digital out- DO3 (OFF) puts ▼ DO4 (OFF) DO5 (OFF) P↓ ↑ ESC Operating indication Setting of the desired function (1K) ▲...
  • Page 73 Operating Instructions UNIcon MODBUS Master Programming Setting of the desired function Various functions can be allocated to the relay outputs “K1” and “K2”. In case of the same function allocation for “K1” and “K2”, these work parallel. Function Designation No function Relays remain always de-energized.
  • Page 74 Operating Instructions UNIcon MODBUS Master Programming Function Controller status K1/ K2 1 = energized 0 = de-energized Inverting Operation without fault, line supply okay Fault with indication by relay External Fault at digital input for external fault Exceeding or falling below modulation over or falling below limits for input signal “E1”...

  • Page 75: Digital Inputs "Di

    Operating Instructions UNIcon MODBUS Master Programming 9.10.6 Digital inputs “DI” Menu overview Digital In DI1 (OFF) DI2 (OFF) ▲ Overview of possible digital in- DI3 (OFF) ▼ puts DI4 (OFF) DI5 (OFF) P↓ ↑ ESC Setting of the desired function ▲...
  • Page 76 Operating Instructions UNIcon MODBUS Master Programming no function Reset (10D) Setting Max. Speed “ON” / “OFF” Max. Speed Influences the respectively set value “1. Max. Speed” and “2. Max. Speed” in operation (11D) with two control circuits. no function Motorheating (12D) no function Reverse rotation di-...

  • Page 77: Enable On/Off Function | 1D

    Operating Instructions UNIcon MODBUS Master Programming not available n.a. (no input assigned) not available n.a. (no input assigned) not available n.a. (no input assigned) not available n.a. (no input assigned) Combination of D1 and D2 (function depending on the software version available) Signal: D1andD2, Signal: D1orD2 If required, you can assign two digital inputs (D1 and D2) to a virtual DI..

  • Page 78: External Message, Function | 2D

    Operating Instructions UNIcon MODBUS Master Programming 9.10.6.2 External message, function Connecting an external alarm indication (via floating contact). The device continues to work un- changed during an external indication to the digital input; the alarm symbol appears in the display. This indication can be issued via the relay contacts (K1 K2) ( IO Setup function K1, K2).

  • Page 79: Output Control Circuit 2 Additional To "A2" On "A1", Function

    Operating Instructions UNIcon MODBUS Master Programming 9.10.6.5 Output control circuit 2 additional to “A2” on “A1”, function The output for control circuit 2 is set additionally to “A2” to “A1” (regardless of the programmed function ). Control circuit 1 has no output for the duration of the switching. Contact e.g.

  • Page 80: Intern / Extern Function | 6D

    Operating Instructions UNIcon MODBUS Master Programming Operation with “Setpoint2” is signalized by the moon symbol for reduced operation. Info 28.7 °C E1 Actual 9.10.6.7 Intern / Extern Function For Mode Speed controller 1.01 : Switch over “Set Intern” / “Set external ” “Set extern1”...

  • Page 81: Reverse Action Of Control Function

    Operating Instructions UNIcon MODBUS Master Programming • “D1 Inverting” “OFF” Automatic control at opened contact / manual operation at closed contact. - - - - - - - - - - • “D1 Inverting” “ON” : Automatic control at closed contact / manual operation at opened contact.

  • Page 82: Setting Max. Speed On / Off Function | 11D

    Operating Instructions UNIcon MODBUS Master Programming 9.10.6.11 Setting Max. Speed ON / OFF function The value for “Max Speed” adjusted in menu “Settings”, is activated over a digital input. I.e. the unit works independently of the controller function firm with this value. Contact e.g.

  • Page 83: Switch Over Setpoint 1/2 And Pband 1/2 For Control Circuit 2 | 16D

    Operating Instructions UNIcon MODBUS Master Programming Controller 1 n = 0 - 100 % Controller 2 n = 0 - 100 % 04.04.2013 v_15d_umsch_sollw_plus_regelb_kreis1.vsd Sensor 1 Sensor 2 1.Setpoint1 Setting “1.Setpoint 1” = Setpoint 1 of control circuit 1 1.Pband1 Setting “1.Pband 1” = Pband 1 von control circuit 1 1.Setpoint2 Setting “1.Setpoint 2”...

  • Page 84: Timer Function Overwrite | 21D

    Operating Instructions UNIcon MODBUS Master Programming 9.10.6.15 Timer function overwrite The timer output can be overwritten for a settable time with a selectable status if required (see timer). To overwrite the timer function by pressing keys until the next timing change => “Override Time” = 0 min.

  • Page 85: Limits

    Operating Instructions UNIcon MODBUS Master Programming 9.11 Limits 9.11.1 Limit indication depending on modulation only for Modulation control circuit 1! Display for operation with two control circuits: 1.Modul. function, 1.Modulation min., 1.Modulation max., 1.Modul. Delay Limits Following functions can be allocated to the limit indication no function (factory setting) Controller function Limit alarm alternating with actual value display Is listed in the...

  • Page 86: Limit Indication Depending On Setting Or Sensor Signal

    Operating Instructions UNIcon MODBUS Master Programming Example indication by relay “K1”: not inverted Inverting IO Setup: K1 Function = 4K IO Setup: K1 Function = 4K IO Setup: K1 Inverting = OFF IO Setup: K1 Inverting = OFF 100 % 100 % 100 % 11.05.2007...
  • Page 87 Operating Instructions UNIcon MODBUS Master Programming Limits E1 Delay Time delay until indication through relay and alarm symbol. Setting range: 0 - 120 sec. - - - - - Factory setting: 2 sec. Lmt E1Del. Information Always adjust the value for the maximum input signal higher than the value for the minimum input signal! E1 Max.

  • Page 88: Limit Indication Depending On (Offset) To Setpoint

    Operating Instructions UNIcon MODBUS Master Programming 9.11.3 Limit indication depending on (offset) to Setpoint In operating modes as a controller (starting from 2.01 ), two limit indicators can be carried out based on the set target value (Setpoint) and measured actual value (on E1). Only for active Setpoint of control circuit 1! Display for operation with two control circuits: 1.Offset function, 1.Offset 1, 1.Offset 2, 1.Offset hyst., 1.Offset Delay...

  • Page 89: Time Switch

    Operating Instructions UNIcon MODBUS Master Programming Offset 1 for alarm during exceeding Offset 2 for alarm during undercutting OFF = 20°C - 2 K = 18 °C OFF = 15°C + 2 K = 17 °C ON = 15°C + 5 K = 20 °C ON = 20°C - 5K = 15 °C [min] [min]...

  • Page 90: Setting Of Time And Date

    Operating Instructions UNIcon MODBUS Master Programming Function Description * Timer ON = (@ Timer Invert. = OFF) Setpoint int./ext. Switch over “Intern” / “Extern” Set external (6D) For modes as controller (from 2.01. Setpoint1/2 Switch over “Setpoint 1” / “Setpoint 2”for control circuit1 Set Internal2 (5D) Setpoint int./ext.

  • Page 91: Automatic Summer Time

    Operating Instructions UNIcon MODBUS Master Programming 9.12.3 Automatic summer time The summertime automatic is factory set to “OFF”, i.e. switched off. When the summertime automatic is activated the device automatically switches between daylight saving time and wintertime. “North” = for countries in the Northern Hemisphere. “South”...
  • Page 92 Operating Instructions UNIcon MODBUS Master Programming All programmed switching times are deleted after loading the factory setting or resetting the mode. Factory setting without preprogrammed switching times Mon-Sun Mon-Fri Sat-Sun - -:- - - -:- - - -:- - - -:- - - -:- - - -:- - - -:- -...

  • Page 93: Overwrite Timer Function

    Operating Instructions UNIcon MODBUS Master Programming 9.12.5 Overwrite timer function The timer output can be overwritten for a settable time with a selectable status if required. Activation is by a digital input ( IO Setup function Application: Exceptions from the normal timing operation, e.g. for manual or automatic presence switch, party mode, etc.

  • Page 94: Modbus Master

    Operating Instructions UNIcon MODBUS Master Programming MODBUS Slave UART Mode Setting transfer format Valid values: 8O1, 8N1, 8E1 Factory setting: 8E1 UART Mode 9.14 MODBUS Master Addressing of the members that are activated via the MODBUS Master interface. Addressing can be done automatically by a patented method. It is then no longer necessary to address every single member manually in the network.

  • Page 95: Automatic Addressing

    Operating Instructions UNIcon MODBUS Master Programming 9.14.1 Automatic addressing • The first member (MODBUS address 1) must be connected to the terminals 1A(1D+) and 1B (1D-), additionally the “ID” connections must be connected (see Installation / Communication / Addressing members MODBUS Master interface). •...

  • Page 96: Manual Addressing

    Operating Instructions UNIcon MODBUS Master Programming 9.14.2 Manual addressing • The members are connected to the device by the terminals 1A(1D+) and 1B (1D-) (see Installation / RS-485 interfaces for MODBUS RTU). • All bus members to be addressed must be connected with one other in order for manual addressing to be successful.

  • Page 97: Member Mobus Master

    Operating Instructions UNIcon MODBUS Master Programming 9.15 Member MOBUS Master After addressing, (manual or automatic) the members are then listed to the “MODBUS Master” menu group. Main menu The function for activation by MODBUS is displayed after the address of the member.

  • Page 98: Menu Tables

    Operating Instructions UNIcon MODBUS Master Menu tables Menu tables 10.1 Menues of operating modes Mode User Setting 2.01 4.01 1.01 3.01 3.03 5.01 2.03 2.02 2.05 4.02 6.01 1.02 3.02 3.04 5.02 2.04 4.03 Parameter Factory setting Info 1.02 = Setting direct 80 % Setting step...
  • Page 99 Operating Instructions UNIcon MODBUS Master Menu tables Mode User Setting 2.01 4.01 1.01 3.01 3.03 5.01 2.03 2.02 2.05 4.02 6.01 1.02 3.02 3.04 5.02 2.04 4.03 Parameter Factory setting Setting step 1.02 = 0 Setpoint1 12.0 bar 12.0 bar 20.0 °C 5.0 °C 0.0 °C...
  • Page 100 Operating Instructions UNIcon MODBUS Master Menu tables Mode User Setting 2.01 4.01 1.01 3.01 3.03 5.01 2.03 2.02 2.05 4.02 6.01 1.02 3.02 3.04 5.02 2.04 4.03 Parameter Factory setting Protocol Base setup 2.01 4.01 1.01 3.01 3.03 5.01 Mode 2.03 2.02 2.05...
  • Page 101 Operating Instructions UNIcon MODBUS Master Menu tables Mode User Setting 2.01 4.01 1.01 3.01 3.03 5.01 2.03 2.02 2.05 4.02 6.01 1.02 3.02 3.04 5.02 2.04 4.03 Parameter Factory setting - - - - - E2 Min. - - - - - - - - - - - - - - - - - - - -...
  • Page 102 Operating Instructions UNIcon MODBUS Master Menu tables Mode User Setting 2.01 4.01 1.01 3.01 3.03 5.01 2.03 2.02 2.05 4.02 6.01 1.02 3.02 3.04 5.02 2.04 4.03 Parameter Factory setting IO Setup Analog Out Function Signal Min. 0.0 V 0.0 V 0.0 V 0.0 V 0.0 V...
  • Page 103 Operating Instructions UNIcon MODBUS Master Mode User Setting 2.01 4.01 1.01 3.01 3.03 5.01 2.03 2.02 2.05 4.02 6.01 1.02 3.02 3.04 5.02 2.04 4.03 Parameter Factory setting Signal n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. Inverting Function Analog In 0-10V 0-10V...
  • Page 104 Operating Instructions UNIcon MODBUS Master Mode User Setting 2.01 4.01 1.01 3.01 3.03 5.01 2.03 2.02 2.05 4.02 6.01 1.02 3.02 3.04 5.02 2.04 4.03 Parameter Factory setting Inverting Digital In Function Signal Inverting Function Signal Inverting Function Signal n.a. n.a.
  • Page 105 Operating Instructions UNIcon MODBUS Master Mode User Setting 2.01 4.01 1.01 3.01 3.03 5.01 2.03 2.02 2.05 4.02 6.01 1.02 3.02 3.04 5.02 2.04 4.03 Parameter Factory setting - - - - - Lmt E1 max. - - - - - - - - - - - - - - - - - - - - -...

  • Page 106: Possible Allocation Of The Ios, Pins

    Operating Instructions UNIcon MODBUS Master Mode User Setting 2.01 4.01 1.01 3.01 3.03 5.01 2.03 2.02 2.05 4.02 6.01 1.02 3.02 3.04 5.02 2.04 4.03 Parameter Factory setting Operating h group3 005617:10:55 005617:10:55 005617:10:55 005617:10:55 005617:10:55 005617:10:55 005617:10:55 005617:10:55 005617:10:55 Operating h group4 000007:40:35 000007:40:35 000007:40:35 000007:40:35 000007:40:35 000007:40:35 000007:40:35 000007:40:35 000007:40:35 MODBUS Slave...
  • Page 107 Operating Instructions UNIcon MODBUS Master 2.Cooling Only for mode 2.03 temperature controller with additional functions. (6A) Controller output 2 with rising activation at Actual>Nominal = Cool. 2.Heating Only for mode 2.03 temperature controller with additional functions. (7A) Controller output 2 with rising activation at Actual<Nominal = Heat. 2.
  • Page 108 Operating Instructions UNIcon MODBUS Master Function Description Function E2 For activation of a second control circuit (only possible in certain Modes (see operation with second control circuit) Temperature Temperature control, pre-settings and sensor selection correspond to mode 2.01 (8E) Cold-Pressure Pressure control condensers, pre-settings and sensor selection correspond to mode (9E) 3.01...
  • Page 109 Operating Instructions UNIcon MODBUS Master For modes as controller higher 2.01 Setpoint Offset Setpoint Offset (7K) Deviation between actual value and setpoint to high Group2 Group control (Group 2) (8K) Switching on fans depending on modulation Group3 Group control (Group 3) (12K) Switching on fans depending on modulation Group4...
  • Page 110 Operating Instructions UNIcon MODBUS Master Only active in operation with a second control circuit The output for control circuit 2 is set additionally to “A2” to “A1” (regardless of the programmed function for ). The first control circuit has no output for the duration of E1 / E2 the switch over.

  • Page 111: 11 Diagnostics Menu

    Operating Instructions UNIcon MODBUS Master Diagnostics menu 11 Diagnostics menu Main menu The diagnostics menu supplies information about the momentary operating condition of the device. IO Setup Limits Timer Auto Address Diagnostic Diagnostic Operating hours on the line The time counter (h:m:s) runs as soon as line voltage is applied to the device and the device is switched on (without failure).

  • Page 112: 12 Protocol

    Operating Instructions UNIcon MODBUS Master Protocol 048535:28:50 Operating h group2 Diagnostic Operating h group3 Display of operating hours for group 3 078535:48:50 Operating h group3 Diagnostic Operating h group4 Display of operating hours for group 4 012335:45:50 Operating h group4 12 Protocol 12.1 Display and query of events and malfunctions...

  • Page 113: Messages And Trouble Shooting

    Operating Instructions UNIcon MODBUS Master Protocol Example: Previous line failure on a member Protocol 2/100 Previous line failure on a member connected via the MODBUS interface. Line Fault When the failure was cleared (line voltage available again), the device was on Runtime Controller the line for 493 hours, 4 minutes and 59 seconds.
  • Page 114 Operating Instructions UNIcon MODBUS Master Protocol Display Cause Reaction of Controller Relais switches * Opera- Fault Adjustment tion EEP data incorrectly controller runs with the read settings. EEP Corruption The device works with minimal or Sensor 1 maximum modulation depending on Interruption / short circuit in whether there is a short-circuit or an Sensor 1...
  • Page 115 Operating Instructions UNIcon MODBUS Master Protocol Display Cause Reaction of Controller Relais switches * Opera- Fault Adjustment tion The device continues working un- changed. Limit alarm deviation from Limits depending on the deviation Offset 2 too high Offset 2 from the setpoint. Filter ** For operation as MODBUS Master When networking via the MODBUS Master interface, the individual error messages of the members are...

  • Page 116: 13 Enclosure

    FILE No. E342692 indoor use TRANSIENT OVERVOLTAGES - OVERVOLTAGE CATEGORY II Line voltage Type Part-No. Weight CXE/AV 1 ~ 100...240 V (-10 % to +10 %), UL: 1 ~ 100...240 V, 50/60 Hz 320066 0.61 kg 50/60 Hz CXE/AVE 320067 0.53 kg...
  • Page 117 PC (polycarbonate) Fire protection classification UL94V0 Housing protection IP54 (not testet by UL) For type CXE/AV E & CXG-24AV E (version for panel mounting) only front in built in condition. Connectable conductors (information for all terminals) Cross section Cross section...

  • Page 118: Connection Diagram

    Operating Instructions UNIcon MODBUS Master Enclosure 13.2 Connection diagram UNIcon CXE/AV(E), CXG-24AV(E) MODBUS Master isolated Kontaktbelastung Contact rating 24V 24V 24V max. AC 250 V 2 A (1D+) (1D-) (2D+) (2D-) TF.. TF.. Netz Line CXE/AV(E) L1 PE 1 ~ 100...240 V 50/60 Hz...

  • Page 119: Dimensions [Mm]

    Operating Instructions UNIcon MODBUS Master Enclosure 13.3 Dimensions [mm] Type CXE/AV & CXG-24AV (wall housing) Type CXE/AVE & CXG-24/ AVE (panel mounting) L-BAL-E255-GB 1901 Index 001 Part.-No. 119/121...

  • Page 120: Index

    Operating Instructions UNIcon MODBUS Master 13.4 Index addition, Outdoor installation addressed automatic addressing 14, 95 Average calculation P-component pin code PIN input Base setup PIN protection Protocol PT1000 11, 31 COM2 control cable control circuit 1 refrigerant Control circuit 2 Relay outputs D-component second control circuit...

  • Page 121: Manufacturer Reference

    Manufacturer reference Our products are manufactured in accordance with the relevant international regulations. If you have any questions concerning the use of our products or plan special uses, please contact: ZIEHL-ABEGG SE Heinz-Ziehl-Straße 74653 Künzelsau Telephone: +49 (0) 7940 16-0 Telefax: +49 (0) 7940 16-504 info@ziehl-abegg.de...

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