Overview: Eliwell EWTQ985 (ID 985 Series)

• Model Reference: EWTQ985 is part of the ID 985 family of Eliwell controllers.
• Function: Single-stage temperature controller for refrigeration units.
• Display: 3-digit LED with decimal point and minus sign for negative temperatures.
• Inputs:
  • 2 probe inputs (PTC by default, NTC selectable via parameter)
• Outputs:
  • 2 relay outputs for compressor and defrost control
  • Optional 16A compressor relay and buzzer

 Key Features

• Defrost Management:
  • Time-based or temperature-based defrost termination
  • Manual defrost activation via button (if configured)
• User Interface:
  • Four-button control panel (SET, FNC, UP, DOWN)
  • Access to machine status and programming menus
• Connectivity:
  • TTL port for Copy Card programming
  • RS485 onboard for remote display and communication (ID985/S/E/CK variant)
• Programming:
  • Parameters accessible via button combinations
  • Timeout and ESC functions for menu navigation

Technical Specs

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