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ENDA ESDC3034 Manual

Split digital thermostat
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ESDC3034 Split Digital Thermostat
Read the user manual carefully before using the device! Responsibility for any damage, loss or accidents to persons
arising from failure to comply with the warnings in the user manual belongs to the user. In case of malfunctions in this
case, the device will be out of warranty.
ESDC3034
Split Digital Thermostat
• On-off cooling control,
• 4 relay outputs for compressor, defrost,
fan, and aux,
• 3 NTC probe inputs for cabinet,
evaporator, condenser,
• Ability to enter offset values for probe
inputs,
• 2 digital inputs for door control and
multifunction use,
• Ability to adjust lower and upper limits of
the set value,
• Compressor protection parameters,
• Ability to adjust the operation, stopping, or periodic operation of the compressor in case
of probe failures,
• Manual rapid cooling/heating feature,
• Time and evaporator temperature-dependent or manual defrost feature,
• Ability to adjust defrost duration and interval,
• Adjustable lower and upper alarm limits,
• Ability to keep maximum of 3 HACCP alarm records,
• Temperature display in °C or °F feature,
• RS485 Modbus RTU communication feature,
• Audible alarm capability,
• CE marked according to EN standards.
ORDER CODE: ESDC3034
ESDC-PWR (Only for control module)
1
25.12.2024

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Summary of Contents for ENDA ESDC3034

  • Page 1 ESDC3034 Split Digital Thermostat Read the user manual carefully before using the device! Responsibility for any damage, loss or accidents to persons arising from failure to comply with the warnings in the user manual belongs to the user. In case of malfunctions in this case, the device will be out of warranty.

  • Page 2: Technical Specifications

    User Manual Technical Specifications Electrical Specifications User interface: Powered by the control module Supply Voltage Control module: 230V AC (+%10 -%20), 50/60Hz, max. 8VA User interface: Plug-in screw terminal blocks for wires up to 1.75 mm2 Connection Method Control module: Fixed screw terminal blocks for up to 2.5mm2 and 1.75 mm2 Connection Cable Length Pollution Degree...
  • Page 3 ESDC3034 Split Digital Thermostat Outputs For resistive load: NO 250V AC 16A, for inductive load: 1/2hp 240V AC Compressor Relay Output Relay life: Without load 30.000.000 switching, 250V AC 16A for resistive load 100.000 switching For resistive load: NO 250V AC 8A, NC 250V AC 8A...

  • Page 4: Connection Diagram

    User Manual Connection Diagram ESDC3034 is a panel type defrost control device. The device must be used in accordance with the instructions. Installation and electrical connections must be carried out by technical personnel in accordance with the instructions in the user manual. During installation, care must be taken to ensure that there is no electricity. The device must be protected from humidity, vibration, and pollution.

  • Page 5: Dimensions And Assembly

    ESDC3034 Split Digital Thermostat Dimensions and Assembly User Interface: Control Module: 115mm 25.12.2024...
  • Page 6 User Manual Panel Commands Viewing and Changing Set Value In working mode, pressing the key displays the set value, and the set value can be changed using the buttons. Displaying Evaporator and Condenser Temperatures In working mode (when the key lock is not active), if you press and hold the key and then the together for 4 seconds, you will enter the menu where alarms and other information are displayed.
  • Page 7 ESDC3034 Split Digital Thermostat Activating the Lighting Output In operating mode, when = 0 is selected, pressing the button to display the set value, followed by pressing the button, will activate or deactivate the lighting output. Manual On/Off Control of the Device If the key is pressed for 3 seconds in the “Running Mode”...
  • Page 8 User Manual Displaying Compressor Operating Time If the first pressed and then key is pressed together for 4 seconds, in ”Running Mode”, enter menu that the alarm and other information are displayed. From here, the message is selected with the keys.Pressing the key will display the running time of the compressor.
  • Page 9 ESDC3034 Split Digital Thermostat Changing Parameter Values If the key is pressed for 4 seconds in the Running Mode, the password ( ) message is displayed on the display. By pressing the key, the password is set to ” ” with the keys and the key is pressed, then the parameter menu is entered.
  • Page 10 User Manual LEDs and Key Definitions Key Definitions LED Definitions Set Key On/Off LED - Shows set value in operating mode, Does not illuminate when the device is ON; enters parameter menu, Displays illuminates when it is OFF. selected parameter value in programming mode, confirms changed parameter value.
  • Page 11 ESDC3034 Split Digital Thermostat Error - Warning - Alarm Definitions Definition Outputs Cabin Probe Error - Check the cabin probe connection. All outputs are turned - The compressor operates according to parameters C4 and C5. off. Evaporator Probe Error Defrost output is - Check evaporator probe connection.

  • Page 12: Configuration Parameters

    User Manual Connection Error Message Between User Interface and The outputs remain Control Module unchanged. Key Lock Message The outputs remain - See Key Lock Operations to change key lock settings. unchanged. Key Lock Released Message The outputs remain - See Key Lock Operations to change key lock settings. unchanged.
  • Page 13 ESDC3034 Split Digital Thermostat Display Default Description Unit Value displayed 0: cabinet temperature 1: setpoint 2: evaporator temperature 3: auxiliary temperature Display refresh time Setpoint differential Setpoint lower limit °C/°F Setpoint upper limit °C/°F Enable setpoint lock 0: Disable setpoint lock...
  • Page 14 User Manual Display Default Description Unit If the condenser temperature is higher than this value, the condenser temperature alarm ’Csd’ becomes °C/°F active CSd alarm delay Compressor run time limit. When the compressor runs for more than this time, the maintenance led turns on Defrost Control Parameters Display Default...
  • Page 15 ESDC3034 Split Digital Thermostat Display Default Description Unit Evaporation threshold for automatic defrost interval °C/°F count (when d8=2) Defrost alarm max. is turned off if the display time has been reached 0: The defrost alarm is not turned off 1: The defrost alarm is turned off...

  • Page 16: Fan Control Parameters

    User Manual Display Default Description Unit High temperature alarm delay post-defrosting High temperature alarm delay from door closure High/low temperature alarm reset differential Service alarm set value °C/°F Service alarm stop value °C/°F Fan Control Parameters Display Default Description Unit Evaporator fan mode in normal function 0: Off 1: On...

  • Page 17: Digital Input Parameters

    ESDC3034 Split Digital Thermostat Display Default Description Unit Condenser fan on threshold according to condenser °C/°F probe Condenser fan off delay from compressor off Time evoparator fan off in low humidity Time evoparator fan on in low humidity Digital Input Parameters...
  • Page 18 User Manual Display Default Description Unit Number of multi-purpose input activations for high pressure alarm(if i5 = 3) Counter reset time for high pressure alarm Door closed consecutive time for energy saving AUX Output Parameters Display Default Description Unit Aux relay control 0: As a lighting output (i0 and u2 must be controlled) 1: As a demister output (must check u6 par) 2: As AUX output (u2 must be checked)

  • Page 19: Modbus Communication Parameters

    ESDC3034 Split Digital Thermostat Modbus Communication Parameters Display Default Description Unit Modbus slave device address Baud rate 0: OFF 1: 1200 bps 2: 2400 bps 3: 4800 bps 4: 9600 bps 5: 19200 bps 6: 38400 bps 7: 56000 bps...

  • Page 20: Holding Registers

    User Manual ESDC3034 Split Digital Thermostat Modbus Map Holding Registers Register Addresses Data Type Description Display Permission Decimal Readable 0x0000 word Set value [°C/°F] Writable Readable 0x0001 word Cabinet probe offset value Writable Readable 0x0002 word Evaporator probe offset value...
  • Page 21 ESDC3034 Split Digital Thermostat Register Addresses Data Type Description Display Permission Decimal Readable 0x000F word Minimum compressor-off time [min] Writable Readable 0x0010 word Minimum compressor-on time (sec) Writable Compressor-off time in cabinet probe alarm Readable 0x0011 word [min] Writable Compressor-on time in cabinet probe alarm...
  • Page 22 User Manual Register Addresses Data Type Description Display Permission Decimal Defrost interval count mode 0: The time counter (d0) between two defrosts is decremented regardless of any condition 1: The time counter (d0) between two Readable 0x001E word defrosts is decremented only as long as the Writable compressor is running 2: The time counter (d0) between two...
  • Page 23 ESDC3034 Split Digital Thermostat Register Addresses Data Type Description Display Permission Decimal High temperature alarm delay post- Readable 0x002B word defrosting [min] Writable High temperature alarm delay from door Readable 0x002C word closure [min] Writable High/low temperature alarm reset Readable...
  • Page 24 User Manual Register Addresses Data Type Description Display Permission Decimal Evaporator fan off delay from compressor Readable 0x0039 word off(if F0 = 2 or 5) [sec] Writable Condenser fan on threshold according to Readable 0x003A word condenser probe [°C/°F] Writable Condenser fan off delay from compressor Readable 0x003B...
  • Page 25 ESDC3034 Split Digital Thermostat Register Addresses Data Type Description Display Permission Decimal Aux relay control 0: As a lighting output (i0 and u2 must be controlled) 1: As a demister output (must check u6 par) 2: As AUX output (u2 must be checked)
  • Page 26 User Manual Register Addresses Data Type Description Display Permission Decimal Enable setpoint lock Readable 0x0003 0: Disable setpoint lock Writable 1: Enable setpoint lock Type of control mode Readable 0x0004 0: Cold mode Writable 1: Hot mode Defrost starts with energy Readable 0x0005 0: Defrost does not start with energy...
  • Page 27 ESDC3034 Split Digital Thermostat Register Addresses Data Type Description Display Permission Decimal Fast cooling Readable 0x000F 0: Overcooling passive Writable 1: Overcooling active Starting/stopping manual defrost Readable 0x0010 0: Manual defrost passive Writable 1: Manual defrost active Device manual switch on/off...

  • Page 28: Discrete Inputs

    User Manual Register Addresses Data Type Description Display Permission Decimal Fast heating Readable 0x001B 0: Overheating passive Writable 1: Overheating active Relay output test Readable 0x001C 0: Relay outputs passive Writable 1: Relay outputs active Discrete Inputs Register Addresses Data Type Description Display Permission...
  • Page 29 ESDC3034 Split Digital Thermostat Register Addresses Data Type Description Display Permission Decimal 0x000A word Duration of HACCP ID alarm[min] Readable 0x000B word Condenser probe overheat alarm Readable Compressor shutdown alarm after 0x000C word Readable condenser probe warms up 0x000D word...