ZIEHL-ABEGG UNIcon MODBUS Master CXE/AV Operating Instructions Manual
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ZIEHL-ABEGG UNIcon MODBUS Master CXE/AV Operating Instructions Manual

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: D3614A from Version 10.02
L-BAL-E207-GB 1723 Index 003
Part.-No.

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Summary of Contents for ZIEHL-ABEGG UNIcon MODBUS Master CXE/AV

  • Page 1 english UNIcon MODBUS Master CXE/AV(E), CXG-24AV(E) Universal control module Operating Instructions Keep for reference! Software version: D3614A from Version 10.02 L-BAL-E207-GB 1723 Index 003 Part.-No.

  • Page 2: Table Of Contents

    Operating Instructions UNIcon MODBUS Master Content General notes ............. Structure of the operating instructions .
  • Page 3 Operating Instructions UNIcon MODBUS Master Menu structure ............Overview menu groups .
  • Page 4 Operating Instructions UNIcon MODBUS Master 9.10.2.11 Switch over Setpoint 1/2 for control circuit 2 ....9.10.2.12 Setting Max. Speed ON / OFF function ....9.10.2.13 Switch over Setpoint 1/2 and Pband 1/ 2 for control circuit 1 .

  • 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: Explanations Of Symbols

    Operating Instructions UNIcon MODBUS Master Safety instructions Explanations of symbols Safety instructions are highlighted with warning triangles and are depicted according to the degree of hazard as follows. Attention! General hazardous area. Death or severe injury or significant property damage can occur if the corresponding precautions are not taken! Danger due to electric current Danger by dangerous, electric voltage! Death or severe injury can occur if the corresponding...

  • Page 7: Work On The Device

    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: Transport

    Operating Instructions UNIcon MODBUS Master Mounting Transport • The device is packed ex factory to suit the transport method previously agreed. • Always use the original packaging materials when transporting the device. • Avoid shocks and impacts to the device during the transport. •...

  • Page 9: Installation Location For Agriculture

    Operating Instructions UNIcon MODBUS Master Electrical installation Installation location for agriculture When using for animal keeping, do not install the device directly in the stable but in a separate room with a lower pollutant load. This helps to avoid damages caused by pollutant gases (e.g. ammonia fumes, hydrogen sulphide fumes).

  • Page 10: Signal Input Or Sensor Connection (E1, E2)

    Operating Instructions UNIcon MODBUS Master Electrical installation Type CXE/AV(E) for 1 ~ 230 V and 2 ~ 400 V Power from the mains is connected to terminals L1, N and PE. Potential separation between the control voltage connections and line connection by internal trans- formator.

  • Page 11: Digital Inputs (D1, D2)

    Operating Instructions UNIcon MODBUS Master Electrical installation Digital inputs (D1, D2) Different functions can be assigned to the digital inputs “D1”and “D2” (see IO Setup: Functional overview of digital inputs). Activation via floating contacts, a low voltage of approx. 24 V DC is connected.
  • Page 12 Operating Instructions UNIcon MODBUS Master Electrical installation • ID - ID1/2 = yellow (for automatic addressing for MODBUS Master) • GND = white Information • You must ensure correct connection; i.e. “A (D+)” must also be connected on the following devices to “A (D+)”.

  • Page 13: Addressing Member Modbus Master Interface

    Operating Instructions UNIcon MODBUS Master Electrical installation 5.9.1 Addressing member MODBUS Master Interface Up to 32 members can be connected at the MODBUS Master interface. No other components are required for the patented automatic addressing (activation menu group MODBUS Master: AutoAddressing). Only the connections “ID1” and “ID2” of the Slave members are connected additionally next to the bus connection and at the “ID”...
  • Page 14 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 a MODBUS Master via the terminals: 1A (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 15: Usb-Interface

    Operating Instructions UNIcon MODBUS Master Electrical installation 5.10 USB-interface Over the USB interface if necessary a software update can be made. For this a consultation with our V-STE support department for control systems-ventilation technology is necessary. For communication with a PC (Virtual COMM Port) we make the necessary programs available on request.

  • Page 16: 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 ( Start-up) This determines the basic function of the device; factory setting 1.01 = speed controller (activation via 0 - 10 V signal).

  • Page 17: 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 18 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 Mode 2.01 Cold-Pressure Pressure control condensers MBG0-30 15.00 bar...
  • Page 19 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 20: External Setpoint / External Speed Setting In Manual Operation

    Operating Instructions UNIcon MODBUS Master Start-up Following restrictions apply for the control circuit 2: • The “Manual Mode” function in the “Setting” menu group only influences control circuit 1! • The Limit ( IO Setup and Controller Setup) function influences both control circuits simulta- neously.
  • Page 21 Operating Instructions UNIcon MODBUS Master Start-up 2. Switch over between “Info” and “Main menu” with the “Esc” key combination 3. Menu group: Start – Set the menu language if necessary (factory setting English = Language GB). – The display can be switched between SI units (US units = OFF) and imperial (US) units (US units = ON).

  • Page 22: Controls And Menu

    Operating Instructions UNIcon MODBUS Master Controls and Menu 8 Controls and Menu Multipurpose LC display and keyboard 6 7 8 9 10 Main menu 20.08.2014 v_display_erkl_cxe_modbus_master.vsd Actual value display 1. Status bar Display after line voltage is switched on or after 2.

  • Page 23: Menu Operation

    Operating Instructions UNIcon MODBUS Master Controls and Menu Menu operation Display after turning on the mains voltage Main menu Info description for menu language English = “GB” (de- Start livery status). Setting Switch over between “Info” * and “Main menu” with Protocol Modulation the Esc key combination.

  • Page 24: Menu Structure

    Operating Instructions UNIcon MODBUS Master Controls and Menu Menu structure Selection of the menu group (e.g. Base setup) to the right through the ▼-key, to the left through the ▼-key. You can go to the menu items in the menu groups (e.g. mode of operation) by using the P key. Use the arrow keys to move up and down within the menu group.
  • 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 Set Internal1 Setting Setting range manual speed setting: 0...100 % “Min. Speed”... “Max. Speed” Factory setting: 80 % 80 % Set Internal1 Setpoint2 Setting Setting “Set Intern2” e.g. reduced value for night operation. Switch over Interni 1/2 over external contact (display where no allocation: - - - - - - - - - - IO Setup).

  • Page 29: Speed Controller With Direct Setting By Keyboard

    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

    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 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 two sen- sors. The second analog input is thus allocated and additional function allocations are E2 Function not possible.

  • Page 33: Settings For Operation Modes 2.01

    Operating Instructions UNIcon MODBUS Master Programming 9.2.2 Settings for operation modes 2.01 2.05 2.01 Temperature control airconditioning and refrigeration (preset set-point 20.0 °C, P-band 5.0 K) 2.02 Temperature control depending on outdoor temperature (preset set-point 5.0 °C, - P-band 20.0 K) 2.03 Temperature control with pre-programmed additional functions (heating, shutter, temperature monitor- ing).

  • Page 34: Functional Diagrams Temperature Control

    Operating Instructions UNIcon MODBUS Master Programming Setting Manual mode “OFF” = automatic control as function of the set parameters (Factory setting) “ON” = automatic control without function, speed setting in menu “Speed manual” Manual mode Setting Speed manual Manual speed setting without influence by the external signal. Activation by menu “Manual mode”...

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

    Operating Instructions UNIcon MODBUS Master Programming Example 2: Temperature control in “Heating function” (Idealized principle diagram) Min. 0 % Max. = 100 % Max. Min. Min. 35 % Max. = 85 % 28.03.2013 v_tempcontrol_heat_cxe_master.vsd 20 °C 10 K 10 °C (Controller Setup: “Val >...

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

    Operating Instructions UNIcon MODBUS Master Programming Example for signal out 0 - 10 V (IO Setup: “A2 function” = 10 V 100 % Min. 0 % Max. = 100 % Max. Analog Out Min. 35 % Max. = 85 % 50 % Min.

  • Page 37: Relay Output For Temperature Monitoring

    Operating Instructions UNIcon MODBUS Master Programming Info The activated heating is indicated over the fire symbol in the display. 28.7 °C E1 Actual Temperature variation with reprogramming to for “K2” in IO Setup, e.g., for activation of the Cooling Example: Setpoint 15.0 °C, Offset +5.0 K, Hysteresis 2.0 K If the ambient temperature is higher than the set operat- OFF = 20°C - 2 K = 18 °C...

  • Page 38: Pressure Control For Condensers Refrigeration 3.01

    Operating Instructions UNIcon MODBUS Master Programming Pressure control for condensers refrigeration 3.01 3.04 9.3.1 Base setup 3.01 3.04 Main menu Base setup Start Setting Protocol Base setup Controller Setup Base setup Mode Mode selection e.g. 3.01 3.01 Mode Base setup E1 Analog In The sensor input is factory set for modes of group to sensor type “MBG-30I ”.

  • 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 Setpoint2 Setting “Setpoint 2” e.g. reduced value for night operation. Switch over Setpoint 1/2 by external contact (display as long as no allocation is carried - - - - - out: - - - - - IO Setup).

  • 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 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 two sen- sors. The second analog input is thus allocated and additional function allocations are E2 Function not 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

    Operating Instructions UNIcon MODBUS Master Programming Setting T-Start SA Setpoint reducing will start below this outside temperature Setting range: -10.0...40.0 °C 15 °C Factory setting: 15.0 °C T-Start SA Setting Min. Setpoint Minimum pressure for very low outside temperature Setting range: in measuring range of sensor 70.0 Pa Factory setting: 70 Pa Min.

  • Page 46: Setting For Operation Modes 5.01

    Operating Instructions UNIcon MODBUS Master Programming Base setup E1 Setpoint min (function depending on the software version available) Limitation of the adjustable setpoint (see settings for operation) Setting range: in measuring range of sensor Factory setting: minimum measurement value E1 Setpoint min Base setup E1 Setpoint max (function depending on the software version available) Limitation of the adjustable setpoint (see settings for operation)
  • Page 47 Operating Instructions UNIcon MODBUS Master Programming Setting Pband Narrow control range = Short control times Wide control range = Longer control times and more stable control 530 m Setting range: depending on measuring range of sensor and “K factor” Pband Factory setting: 530 m Setting Min.

  • Page 48: Air Velocity Control 6.01

    Operating Instructions UNIcon MODBUS Master Programming Setting Min. Setpoint Minimum pressure for very low outside temperature Setting range: depending on measuring range of sensor and “K factor” 700 m Factory setting: 700 m Min. Setpoint Air velocity control 6.01 9.6.1 Base setup 6.01 Main menu...

  • Page 49: Settings For Operation Modes 6.01

    Operating Instructions UNIcon MODBUS Master Programming Base setup “E2 Function” Adjustable • | “Setpoint = external setpoint e.g. by external signal (0 - 10 V) instead of setting 1” . 0 - 10 V 0 - 100 % sensor measuring range. E2 Function •...

  • Page 50: Menu Group Start

    Operating Instructions UNIcon MODBUS Master Programming 100 % Max. Speed Base setup Manual mode “OFF” = automatic control as function of the set parameters (Factory setting) “ON” = automatic control without function, speed setting in menu “Speed manual” Manual mode Base setup Speed manual Manual speed setting without influence by the external signal.

  • Page 51: Menu Group Info

    Operating Instructions UNIcon MODBUS Master Programming US Einheiten The display can be switched between SI units and imperial (US) units =>US units ON. SI units (factory setting): °C, bar, Pa, m /h, K-Factor, m/s US Einheiten Imperial (US) units: °F , psi, in.wg, cfm, K-Faktor US, ft/s Settings for temperature differences (with SI units in K) are also made for Imperial units (US) in °F (Δ...
  • Page 52 Operating Instructions UNIcon MODBUS Master Programming Only for mode 2.04 3.03 3.04 (E2 function = Info The highest value determined automatically from two sensor measuring values which 0 °C is used as the actual value for the control (unit depending on programming). Control value Only for mode 2.04...

  • Page 53: Controller Setup

    Operating Instructions UNIcon MODBUS Master Programming Controller Setup 9.9.1 PIN protection activate, PIN0010 Controller Setup The adjustments for the installation in the service level can be protected against unintentional modifications. To do this, activate the “PIN protection” = “ON”. In order to simplify the initial start-up operation, the service level in the factory setting is free = “OFF”...

  • Page 54: Sensor Alarm On / Off

    Operating Instructions UNIcon MODBUS Master Programming Information By entering the “PIN 9095” in the “PIN” menu of the “Start” menu group the device is reset to the as- delivered state (except for the saved events in the “Protocol”menu). Any changes that have been made to the settings are thus lost. 9.9.4 Sensor Alarm ON / OFF The inputs “E1 Analogue In”...

  • Page 55: Minimum Speed Cut Off

    Operating Instructions UNIcon MODBUS Master Programming 9.9.6 Minimum speed cut off Controller Setup This function is primarily significant for installation of the device as a pure P Controller in refrigeration and air-conditioning technology. For operation mode speed controller 1.01 without function! Min.

  • Page 56: Controller Configuration

    Operating Instructions UNIcon MODBUS Master Programming Mode Controller function 1.01 2.01 3.01 4.01 5.01 6.01 28.03.2013 v_umkehr_regelfunkt_cxe_master.vsd MODBUS Out: speed setting over MODBUS Analog Out: speed setting over analog output 0 - 10 V R Pband S Setpoint I Actual value OFF for Val>Set=n+ = heating function ON for Val>Set=n+ = cooling function 9.9.8...

  • Page 57: Group Control

    Operating Instructions UNIcon MODBUS Master Programming Controller Setup D-component More “D-component” causes more stability by a clean actual value signal with shorter correction times 50 % By a actual value signal with a superposition should be done to attitude without “D- component”...

  • Page 58: Variant "0": One Controlled Group And Up To Three Switched Groups

    Operating Instructions UNIcon MODBUS Master Programming Information • Group activation by analogue output, relay and MODBUS can also be combined. • Ensure an ascending and complete sequence when assigning the groups. This means that if, for example, the function for a fourth group was assigned for an output, there must already be an assignment for groups 2 and 3 ( IO Setup).
  • Page 59 Operating Instructions UNIcon MODBUS Master Programming Controller Setup nmin at Group3 Minimum Value for Group3 Setting range: 0 - 100 % 30 % Factory setting: 30 % * nmin at Group3 Controller Setup Group 4 ON value Switch-on value for Group4 Setting range: 0 - 100 % 85 % Factory setting: 85 % *...
  • Page 60 Operating Instructions UNIcon MODBUS Master Programming Example version “0” 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 61: Version "1": Two Controlled Groups

    Operating Instructions UNIcon MODBUS Master Programming 9.9.9.2 Version “1”: Two controlled groups The programming described below applies equally for group control by the analogue outputs “A1” / “A2” and by the MODBUS interface. Required allocation: Function for activation of Group1, function for Group2.

  • Page 62: Display Text For External Message

    Operating Instructions UNIcon MODBUS Master Programming 9.9.10 Display text for external message Alternatively to the “External Error” display when an external message occurs ( Controller Setup Setup / Digital Inputs “D1” / “D2” the following error texts can be programmed: •...

  • Page 63: Selection Amplifier (Comparator) Control Circuit 1 Or 2 At Output A1

    Operating Instructions UNIcon MODBUS Master Programming 9.9.12 Selection amplifier (comparator) control circuit 1 or 2 at output A1 Controller Setup If using two control circuits, the control circuit with the higher modulation can be selected to affect the power component of the device. This function can be used for refrigeration systems with combined refrigerant circuit and floating brine pressure control circuits, for example.

  • Page 64: Io Setup

    Operating Instructions UNIcon MODBUS Master Programming 9.10 IO Setup 9.10.1 Analog outputs “A1”/ “A2” IO Setup The analog outputs 0 - 10 V (A1 and A2) can be allocated with various functions. 1. Control signal (2A) A1 Function With the settings “A1 min.” / “A2 min.” and “A1 max.” / “A2 max.” the characteristic of IO Setup the output voltage can be adapted.

  • Page 65: Digital Inputs "D1" / "D2

    Operating Instructions UNIcon MODBUS Master Programming “A1 min.” / “A2 min.” and “A1 max.” / “A2 max.” Function Analog 10 V 10 V A max: 10 – 5V A min: 0 – 5V Funktion Signal 100 0 -100 % 0 – 10 V 16.03.2007 10 –...
  • Page 66 Operating Instructions UNIcon MODBUS Master Programming IO Setup If the digital inputs have the same function allocation (also applies for timer function) you can choose between an AND and OR operation. OR operation (factory setting). The function becomes active when one of the digital D - D Relation inputs or the timer is activated.

  • Page 67: Enable On/Off Function | 1D

    Operating Instructions UNIcon MODBUS Master Programming 9.10.2.2 Enable ON/OFF function Remote ON/OFF by potential-free contact. Activation of the members (speed setting) by analogue output and MODBUS interface is switched off, the other signal inputs and outputs stay active. The device can still be operated in the switched-off state after pressing the “Esc” key combination. •...

  • Page 68: Switch Over Input "E1" / "E2", Function | 4D

    Operating Instructions UNIcon MODBUS Master Programming 9.10.2.5 Switch over input “E1” / “E2”, function (operation with one control cicuit) Switch over between Input signal 1 (Analog In 1 terminal “E1”) and input signal 2 (Analog In 2 terminal “E2”). Contact e.g. at ditgital input “Digital In 1” (depending on device type at terminals “D1” - “D1”or “D1” - “24 V”).

  • Page 69: Intern / Extern Function | 6D

    Operating Instructions UNIcon MODBUS Master Programming Operation with “Set Intern2” is signalized by the moon symbol for reduced operation. Info “Set extern1” under “settings” must be programmed to “OFF”. 50 % Modulation For operation as controller (starting from 2.01 ): switch over “Setpoint 1” / “Setpoint 2” For operation with second control circuit: switch over “1.Setpoint 1”...

  • Page 70: Automatic Control / Speed Manual Function (Mode )

    Operating Instructions UNIcon MODBUS Master Programming • “D1 Inverting” “ON” : Setting at the unit at opened contact / Signal Extern at closed - - - - - Controller n = 0 – 100 % contact • “D1 Inverting” “OFF” : Setting at the unit at closed contact / Signal Extern at opened D1 D1...

  • Page 71: Switch Over Setpoint 1/2 For Control Circuit 2 | 9D

    Operating Instructions UNIcon MODBUS Master Programming 9.10.2.11 Switch over Setpoint 1/2 for control circuit 2 Switch over between “2.Setpoint 1” and “2.Setpoint 2” (for operation with two control circuits) Contact e.g. at ditgital input “Digital In 1” (depending on device type at terminals “D1” - “D1”or “D1” - “24 V”).

  • Page 72: 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 73: Timer Function Overwrite | 21D

    Operating Instructions UNIcon MODBUS Master Programming 9.10.2.15 Timer function overwrite The timer output can be overwritten for a settable time with a selectable status if required ( timer). To overwrite the timer function by pressing keys until the next timing change => “Override Time” = 0 min.

  • Page 74: Configuration Of Analog Inputs "E1"And "E2

    Operating Instructions UNIcon MODBUS Master Programming 9.10.3 Configuration of analog inputs “E1”and “E2” 9.10.3.1 Signal adaption E1 and E2 If required, an adaptation of the specification signal / speed characteristic curve is possible Information Setting options depending on the version of the software available! These settings are mostly practical for the operating mode with rotational speed specification over an external signal.
  • Page 75 Operating Instructions UNIcon MODBUS Master Programming Example for Mode “1.01” with speed setting signal 0 - 10 V Modus 1 Modus 1 n [%] Example: “E1 min.” = 20 % The controller begins only at approx. 20% higher signal with minimal modulation. E1 min.

  • Page 76: Inverting Analog Inputs "E1" / "E2

    Operating Instructions UNIcon MODBUS Master Programming 9.10.3.2 Inverting analog inputs “E1” / “E2” After programming the signal or sensor type, an inversion of the inputs can be carried out. IO Setup Factory setting for Inverting inputs = “OFF” (if input activated) (signal: 0 - 10 V, 0 - 20 mA, 4 - 20 mA).

  • Page 77: E1" / "E2" Bus Mode

    Operating Instructions UNIcon MODBUS Master Programming 9.10.3.3 “E1” / “E2” Bus mode After programming the signal or sensor type, the raw value (0-32767) of an analog sensor input can be written in a Holding Register (h9000 for E1 and h9001 for E2) with the bus mode activated. The connection is made at the MODBUS RTU Slave interface.

  • Page 78: Com2 Function

    Operating Instructions UNIcon MODBUS Master Programming Limit: Setpoint offset (only for active Setpoint control circuit 1). Setpoint Offset Deviation between actual value and setpoint to high. (7K) Group control (Group 2) Group2 Switching on fans depending on modulation (8K) Group control (Group 3) Group3 Switching on fans depending on modulation (12K)

  • Page 79: 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 80: 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 81 Operating Instructions UNIcon MODBUS Master Programming Limits E1 Delay Time delay exceeding “Modulation max.” up to indication by 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 82: 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 83: Timer

    Operating Instructions UNIcon MODBUS Master Programming Example for temperature regulation; for other modes of operation settings in corresponding sensor unit. 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...
  • Page 84 Operating Instructions UNIcon MODBUS Master Programming Function Description * Timer ON = (@ Timer Invert. = OFF) Switch over “Intern” / “Extern” Setpoint int./ext. Setpoint External Possible only for operation with one control circuit! (6D) Switch over “automatic control” / “Speed manual” Control/Manual Manual mode Possible only for operation with one control circuit!

  • Page 85: Setting Of Time And Date

    Operating Instructions UNIcon MODBUS Master Programming Controller Setup IO Setup Limits Timer Autoadressing Timer Press the P-key and set the hours with the UP / DOWN keys, press the P-key to save. Now the minutes flash and can be set with the UP / DOWN keys, press the P-key to save.

  • Page 86: Enter Switching Times

    Operating Instructions UNIcon MODBUS Master Programming 9.12.4 Enter switching times Two switching times can be entered for the same function (e.g. = Limit) for each weekday. The menu items are repeated for each weekday with two on- and off-times each. Switching times are not preprogrammed at the factory.
  • Page 87 Operating Instructions UNIcon MODBUS Master Programming Factory setting without preprogrammed switching times Mon-Sun Mon-Fri Sat-Sun - -:- - - -:- - - -:- - - -:- - - -:- - - -:- - - -:- - OFF1 - -:- - OFF1 - -:- - OFF1...

  • Page 88: Inverting Timer Function

    Operating Instructions UNIcon MODBUS Master Programming 9.12.5 Inverting timer function Inverting of the timer function is possible if required. Timer Timer Inverting In the “OFF” setting (factory setting), the programmed function is activated at the switch-on time (clock icon in the display) and deactivated again at the switch-off time timer function).

  • Page 89: Modbus Slave

    Operating Instructions UNIcon MODBUS Master Programming 9.13 MODBUS Slave Addressing and configuration of the MODBUS Slave interface. Via this interface the device can be networked with a master building control system, the device then operates as a pure Slave and uses the MODBUS-RTU protocol. The connection is made to the terminals “2A (2D+)”, “2B (2D-)”...

  • Page 90: Modbus Master

    Operating Instructions UNIcon MODBUS Master Programming 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. Alternatively, manual addressing is possible, for which separate components are required for setting the individual member address.
  • Page 91 Operating Instructions UNIcon MODBUS Master Programming • The members are connected to the device by the terminals 1A(1D+) and 1B (1D-) ( installation / communication). • All bus members must be addressed uniquely, consecutively and starting at address 1. Otherwise communication could be disturbed or no communication can be set up.

  • Page 92: 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 93: Menu Tables

    Operating Instructions UNIcon MODBUS Master 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 1.02 = 0...
  • Page 94 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 Setting step 1.02 = 0 Setpoint1 12.0 bar 12.0 bar 20.0 °C 5.0 °C 0.0 °C 100 Pa 530 m...
  • Page 95 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 Base setup 2.01 4.01 1.01 3.01 3.03 5.01 Mode 2.03 2.02 2.05 4.02 6.01 1.02...
  • Page 96 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 - - - - - - - - - - - - - - - 0.00 bar 4.02 + E2 Offset...
  • Page 97 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 A2 Inverting D1 Function 4.03 = - - - - - D1 Inverting - - - - - - - - - - - - - - -...
  • Page 98 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 99 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 E2 - Voltage 0.00 V 0.00 V 0.00 V 0.00 V 0.00 V 0.00 V 0.00 V 0.00 V...

  • Page 100: Possible Allocation Of The Ios, Pins

    Operating Instructions UNIcon MODBUS Master 10.2 Possible allocation of the IOs, PINs Units for analog inputs E1 and E2 The following units can be set for programmed sensors with free measuring range (0 - 10 V, 0 - 20 mA, 4 - 20 mA).
  • Page 101 Operating Instructions UNIcon MODBUS Master Digital inputs D1 and D2 Function Description no function (factory setting) Enable (remote control) “ON” / “OFF” Enable (1D) External alarm indication External error (2D) “Limit” ON / OFF Limit Influences control circuit 1 and control circuit 2 (3D) Switch over input “E1”...
  • Page 102 Operating Instructions UNIcon MODBUS Master Analogue input E2 Function Description Function E2 no function (factory setting) For mode speed controller 1.01 Operation with a second setting signal (switch over “E1” <-> “E2” via floating contact) Operation with a second setting signal and automatic control at the higher level (“E1” <- >...
  • Page 103 Operating Instructions UNIcon MODBUS Master Digital outputs K1 and K2 Function Description No function Relays remain always de-energized Operating indication (factory setting for “K1”, non inverting). Operating indication Operation without fault, reports enable “OFF” (1K) Fault indication (factory setting for “K2”, non inverting). Pulled up in operation without fault, with release “OFF”...

  • Page 104: 11 Diagnostics Menu

    Operating Instructions UNIcon MODBUS Master Diagnostics menu PINs Function Opening service menu, if PIN-protection activated PIN 0010 Freischalten Menu group “Setting”. PIN 1234 if “set protection” = “ON” ( Controller Setup) Restore user setting PIN 9090 Save user setting (corresponds function “Save user setup” = “ON” Controller Setup) PIN 9091 Restore factory setting = delivery status...

  • Page 105: 12 Protocol

    Operating Instructions UNIcon MODBUS Master Protocol 4.0 V E2 - Voltage Diagnostic Status digital input 1 (Digital In 1) ON = terminals D1 - 24V bridged ↔ OFF = terminals D1 - 24V not bridged Diagnostic Status digital input 2 (Digital In 2) ON = terminals D2 - 24V bridged ↔...
  • Page 106 Operating Instructions UNIcon MODBUS Master Protocol The alarm message is listed in the protocol and appears alternately with the Error MODBUS Com actual value display. Runtime Controller Message by alarm relay depending on the type of failure and programming. 000193:04:59 Protocol 2/100 Cross symbol = previous messages Cause of the message no longer exists.

  • Page 107: Messages And Trouble Shooting

    Operating Instructions UNIcon MODBUS Master Protocol 12.2 Messages and trouble shooting A momentary pending alarm or error message is indicated by a blinking display and appears alternately with the actual value display. Display Cause Reaction of Controller Relais switches * Opera- Failure Adjustment...
  • Page 108 Operating Instructions UNIcon MODBUS Master Protocol Display Cause Reaction of Controller Relais switches * Opera- Failure Adjustment tion Device continues working unchanged. Limit indication minimum Limit indication depending on set- Signal actual value at “E1” Lmt E1 min ting or sensor signal. below setting Filter ** Device continues working unchanged.

  • Page 109: 13 Enclosure

    Operating Instructions UNIcon MODBUS Master Enclosure 13 Enclosure 13.1 Technical data Type Part-No. Line voltage Weight CXE/AV 320053 0.9 kg 1 ~ 230 V (-15 % to +10 %), 50/60 Hz CXE/AVE 320056 0.65 kg CXE/AV 320055 0.9 kg 2 ~ 400 V (-10 %...+10 %), 50 / 60 Hz CXG-24AV 320057 0.75 kg...
  • Page 110 Operating Instructions UNIcon MODBUS Master Enclosure Connectable conductors (information for all terminals) Cross section min. Cross section max. Terminal range, rated connection 0.13 mm 1.5 mm Push-In Wire connection cross section AWG AWG 24 AWG 16 Terminals Solid H05(07) V-U 0.2 mm 1.5 mm Flexible H05(07) V-K...

  • Page 111: Connection Diagram

    Operating Instructions UNIcon MODBUS Master Enclosure 13.2 Connection diagram UNIcon CXE/AV(E), CXG-24AV(E) Kontaktbelastung Contact rating Digital 24 V DC Analog Analog max. AC 250 V 2 A In 1/2 Out 1/2 In 1/2 In 1/2 (1D+) (1D-) (2D+) (2D-) TF.. Netz Line KTY 81-210...

  • Page 112: Dimensions [Mm]

    Operating Instructions UNIcon MODBUS Master Enclosure 13.3 Dimensions [mm] Type CXE/AV & CXG-24AV (wall housing IP54) Type CXE/AVE & CXG-24/ AVE (panel mounting) L-BAL-E207-GB 1723 Index 003 Part.-No. 112/114...

  • Page 113: Index

    Operating Instructions UNIcon MODBUS Master 13.4 Index addition, Outdoor installation addressed automatic addressing 12, 85 Average calculation P-component pin code PIN input Base setup PIN protection 50-51 bus mode Protocol PT1000 10, 29 COM2 control cable refrigerant control circuit 1 Relay outputs Control circuit 2 second control circuit...

  • Page 114: 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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Unicon modbus master cxe/aveUnicon modbus master cxg-24avUnicon modbus master cxg-24/ ave

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