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ENDA EDT3523 Manual

Defrost control device
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EDT3523 Defrost Control Device
Read the user manual carefully before using the device! The user is responsible for any damage, loss, or accidents
resulting from not following the warnings in the user manual. In case of damage, the device will not be covered under
warranty.
EDT3523
Defrost Control Device
• 35×77×68 mm. size,
• Control with a touch key,
• On-Off control,
• 3 relay outputs for compressor, defrost
and fan control,
• Two NTC probe inputs for compressor
and defrost,
• Offset value can be entered for NTC
input,
• Adjustable compressor protection
parameters feature,
• Adjustable compressor operation, stop or periodic operation in case of probe failures,
• Selectable smart defrost feature,
• Capability of time-based or manual defrost depending on time and evaporator
temperature,
• Ability to set the lower and upper limits of the set value,
• Adjustable defrost duration and interval options,
• Alarm lower and upper limit and delay settings,
• Ability to display temperature units as °F or °C,
• External alarm, defrost start, fan operation, and closing of any output possible with
digital input,
• Parameter editing and loading via NFC,
• Communication feature with RS485 ModBus RTU protocol (optional),
• CE marked according to EN standards.
Order Code
EDT3523 - 1
2
1 - Supply Voltage
230 ...230V AC
Please contact us for other power supply
voltage options.
2 - Modbus Selection
RS ...Modbus
1
22.11.2024

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Summary of Contents for ENDA EDT3523

  • Page 1 EDT3523 Defrost Control Device Read the user manual carefully before using the device! The user is responsible for any damage, loss, or accidents resulting from not following the warnings in the user manual. In case of damage, the device will not be covered under warranty.

  • Page 2: Technical Specifications

    User Manual Technical Specifications Electrical Specifications Supply Voltage 230V AC +%10 - %20 Power Consumption Maximum 1.4VA Wiring 2.5mm² terminal Scale -60.0 …+150.0°C (-76.0 …+302.0°F) Sensitivity 0.1°C (Selectable as 0.1ºC or 1ºC) Accuracy ±1°C Screen 4 digits, 12.5mm, 7-segment LED EN 61326-1: 2021 Safety Requirements EN 61010-1: 2010 (Pollution degree 2, overvoltage category II)

  • Page 3: Connection Diagram

    The device should not be cleaned with solvents (thinner, gasoline, acid, etc.) or abrasive cleaning agents. Connection Diagram EDT3523 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.
  • Page 4 User Manual Dimensions and Montage To removing mounting clamps: 1: Push the flush-mounting clamp in direction 1 as shown in the figure above 2: Then, pull out the clamp in direciton 2 NOT: 1: Panel thickness should be maximum 7mm. 2: If there is no 60mm free space at the back side of the device, it would be difficult to remove it from the panel.
  • Page 5 EDT3523 Defrost Control Device Locking and Unlocking the Keys Measurement Value → → In operation mode, pressing buttons together for 3 seconds or no key is pressed for 60 seconds, displays the message and locks the buttons. If any button is pressed for 2 seconds the message will be displayed and unlocks the buttons.
  • Page 6 User Manual Changing Parameter Values In operating mode, if the button is pressed for 4 seconds the password message on the display. Press button to set the password as ”-19”, then press the button, then press either the button to enter the parameter menu. When the desired parameter message to be adjusted is displayed with buttons, press the button to display the value of that parameter.
  • Page 7 EDT3523 Defrost Control Device LEDs and Touch Key Definitions Touch Key Definitions LED Definitions ON/OFF Led : Set Button : - Does not light up when the device is on - Displays the set value in operation mode, (ON), lights up when it is off (OFF).
  • Page 8 User Manual Error - Warning - Alarm Definitions Definition Outputs Termostat Probe Error -Check the connection of thermostat probe. All outputs will close -Compressor works for C4 ve C5 parameters. Termostat Probe Error -Short circuit in the thermostat sensor or line. All outputs will close -Check the connection of thermostat probe.

  • Page 9: Control Parameters

    EDT3523 Defrost Control Device Control Parameters Display Description Unit Default Setpoint value °C / °F 0. 1 Cooling hysteresis Setpoint value for lower limit °C / °F Setpoint value for upper limit °C / °F Offset cooling value Should a password be required when entering the...
  • Page 10 User Manual Display Description Unit Default Should the set value be changed while the key lock is enabled? no: Set value cannot be changed. YES: Set value can be changed. Compressor Protection Parameters Display Description Unit Default Delay time duration for the compressor on power-up Delay time duration for the compressor restart after the stop Duration of the compressor output remaining off in...
  • Page 11 EDT3523 Defrost Control Device Display Description Unit Default Dripping (discharge) time Smart defrost selection no: The defrost counter (time between 2 defrosts) is decremented regardless of the compressor status. YES: The defrost counter is decremented as long as the compressor is running.

  • Page 12: Fan Control Parameters

    User Manual Fan Control Parameters Display Description Unit Default Fan operation type selection con: Fan runs continuously except for certain controls(F2,F3,F5,F6). P1: Defrost probe temperature(P2) does not work if it is above F1, it works if it is below F1 - F4. P12: Defrost probe...

  • Page 13: Holding Registers

    EDT3523 Defrost Control Device EDT3523 Defrost Control Device Modbus Map Holding Registers Register Addresses Data Type Description Display Permission Decimal Readable 0x0000 word Setpoint value [°C / °F] Writable Readable 0x0001 word Cooling hysteresis Writable Readable 0x0002 word Setpoint value for lower limit [°C / °F]...
  • Page 14 User Manual Register Addresses Data Type Description Display Permission Decimal Real temperature displaying delay time, Readable 0x0010 word after the defrost end [min] Writable Readable 0x0011 word Low temperature alarm [°C / °F] Writable Readable 0x0012 word Alarm hysteresis Writable Readable 0x0013 word...
  • Page 15 EDT3523 Defrost Control Device Register Addresses Data Type Description Display Permission Decimal Temperature unit Readable 0x0001 0: °C Writable 1: °F Digital input polarity Readable 0x0002 0: cL Writable 1: oP While the keys are locked , set value is...

  • Page 16: Discrete Inputs

    User Manual Register Addresses Data Type Description Display Permission Decimal Control outputs active / inactive Readable 0x000D 0: OFF Writable 1: ON The factory setting is loaded. Readable 0x000E 0: OFF Writable 1: ON Should a password be required when entering the parameter menu? Readable 0x000F...
  • Page 17 EDT3523 Defrost Control Device 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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