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ESDC8034 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.
ESDC8034
Digital Thermostat
• On-off cooling control,
• Four relay outputs for compressor, defrost,
fan and aux,
• Three NTC probe inputs for cabin, evapo-
rator and condenser,
• Ability to enter offset values for NTC
probe inputs,
• Two digital inputs for door control and
multifunctional control,
• Ability to adjust set value lower and up-
per limits,
• Ability to enter compressor protection parameters,
• Manual rapid cooling/heating feature,
• Ability to adjust the compressor's operation, stop or periodic operation in probe failures,
• Ability to defrost depending on time and evaporator temperature or manually,
• Ability to adjust defrost time and interval,
• Ability to adjust set value lower and upper limits,
• Ability to adjust set value lower and upper alarm limits,
• Ability to keep a maximum of 3 HACCP alarm records,
• Ability to display temperature in °F or °C,
• Communication feature with RS485 ModBus RTU protocol,
• Audible warning feature
• CE marked according to EN standards.
ORDER CODE: ESDC8034
ESDC-PWR (Only for control module)
1
25.03.2025
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Table of Contents
Related Manuals for ENDA ESDC8034
Summary of Contents for ENDA ESDC8034
- Page 1 ESDC8034 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.
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Page 2: Technical Specifications
User Manual Technical Specifications Electrical Specifications User interface: Power provided by control module Supply Voltage Control module: 230V AC (+%10 -%20), 50/60Hz, max. 8VA User interface: 1.75 mm2 pluggable terminal blocks Wiring Control module: 2.5 mm2 and 1.75 mm2 pluggable terminal blocks Cable Length Pollution Degree Overvoltage Category... - Page 3 ESDC8034 Digital Thermostat Outputs For resistive load: NO 250V AC 16A, For inductive load: 1/2hp 240V AC Compressor Relay Output Relay life: 30,000,000 switching at no load, 100,000 switching at 250V AC 16A resistive load For resistive load: NO 250V AC 8A, NC 250V AC 8A...
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Page 4: Connection Diagram
User Manual Connection Diagram Display: Control Module: 25.03.2025... - Page 5 ESDC8034 Digital Thermostat Assembly The product can be assembled/disassembled by applying pressure to the points shown above. Dimensions Display: 25.03.2025...
- Page 6 User Manual Control Module: 25.03.2025...
- Page 7 ESDC8034 Digital Thermostat Panel Commands Display Definition - In working mode, the probe temperature is displayed on the upper display, and the set value of the probe temperature is displayed on the lower display. - In the menu, the parameter name is displayed on the upper display, and the value of the selected parameter is displayed on the lower display.
- Page 8 User Manual Manual Defrost Operation In ”Working mode”, if the button is pressed for 4 seconds, the defrost process is manually started or stopped. is 0, manual defrost is disabled. 2- If the measured value of the evaporator probe is greater than the value in parameter , defrost is not initiated.”...
- Page 9 ESDC8034 Digital Thermostat Viewing Alarm Informations In ”Working mode” (without button lock) if the button is pressed for 4 second, the menu displaying alarms and other information is ac- cessed. From here, you can view the , and alarms using the buttons.
- Page 10 User Manual Factory Settings PASS In working mode, if the button is pressed for 4 seconds, the password ( ) message will be displayed. PASS After setting the security parameter to ” ”, and keep pressing down button for 6 seconds, the message will appear on the display after which the device will reset to factory settings Viewing Revision Date In ”Working mode”, if the...
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Page 11: Leds And Buttons
ESDC8034 Digital Thermostat LEDs and Buttons LED Definitions Button Definitions On/Off Led Set Button Does not light up when the device is on (ON), lights up when it is off (OFF). - In working mode, it shows the set value,... - Page 12 User Manual Error - Warning - Alarm Definitions Definition Outputs Cabin Probe Fault All outputs are turned -Check the cabin probe connection. off. -The compressor operates according to parameters C4 and C5. Evaporator Probe Fault The evaporator fan -Check the evaporator probe connection. output is turned off.
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Page 13: Configuration Parameters
ESDC8034 Digital Thermostat Connection Error Message Between User Interface and The outputs remain Control Module unchanged. Key Lock Message The outputs remain -To change the keypad lock settings, see Keypad Locking and unchanged. Unlocking Procedures. Key Lock Opened Message The outputs remain -To change the keypad lock settings, see Keypad Locking and unchanged. - Page 14 User Manual Display Description Unit Default Value displayed 0: Cabinet temperature 1: Setpoint 2: Evaporator temperature 3: Condenser temperature Display refresh time Setpoint differential Setpoint lower limit °C/°F Setpoint upper limit °C/°F Enable setpoint lock 0: Disable setpoint lock 1: Enable setpoint lock Setpoint offset in energy saving °C/°F Type of control mode...
- Page 15 ESDC8034 Digital Thermostat Display Description Unit Default If the condenser temperature is higher than this value, the condenser temperature alarm ’Csd’ becomes ac- °C/°F tive CSd alarm delay Compressor run time limit. When the compressor runs for more than this time, the maintenance led turns on...
- Page 16 User Manual Display Description Unit Default 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 Compressor-on consecutive time for hot gas defrost (when d1=1) Pre-dripping time for hot gas defrost In defrost normal operation mode, if the sum of the...
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Page 17: Fan Control Parameters
ESDC8034 Digital Thermostat Display Description Unit Default High/low temperature alarm reset differential Service alarm set value °C/°F Service alarm stop value °C/°F Fan Control Parameters Display Description Unit Default Evaporator fan mode in normal function 0: Off 1: On 2: On if compressor on... -
Page 18: Digital Input Parameters
User Manual Display Description Unit Default Time evaporator fan on in low humidity Digital Input Parameters Display Description Unit Default Door switch input functions 0: Disabled 1: Compressor and evap. fan off 2: Evap. fan off 3: Cabinet light on 4: Compressor and evap. -
Page 19: Modbus Communication Parameters
ESDC8034 Digital Thermostat AUX Output Parameters Display Description Unit Default 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 20 User Manual Display Description Unit Default 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 8: 57600 bps 9: 115200 bps 25.03.2025...
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Page 21: Holding Registers
ESDC8034 Digital Thermostat ESDC8034 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 22 User Manual 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 Readable 0x0012 word...
- Page 23 ESDC8034 Digital Thermostat 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...
- Page 24 User Manual 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 differen- Readable 0x002D word tial Writable...
- Page 25 ESDC8034 Digital Thermostat 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]...
- Page 26 User Manual 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) Readable 0x0046 word...
- Page 27 ESDC8034 Digital Thermostat 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...
- Page 28 User Manual 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 Readable 0x0011 0: Device is on Writable...
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Page 29: Discrete Inputs
ESDC8034 Digital Thermostat 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... - Page 30 User Manual 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 con- 0x000C word Readable denser probe warms up 0x000D word HACCP Alarm status Readable 0x000E word...
- Page 31 ESDC8034 Digital Thermostat EndaLink, is a mobile application that provides fast and secure data sharing between NFC supported ENDA devices and mobile devices. To communicate with an NFC supported ENDA device, your mobile device must have NFC support. You can scan the QR codes below to access our EndaLink application on Google Play and the App Store.
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