AFTC-ETC-961NEO. REF. temperature controller.

The AFTC-ETC-961NEO is a digital microcomputer temperature controller designed for refrigeration and heating applications, commonly used in cold rooms, display cases, and freezers. It features a single relay output for managing a compressor or heater and is equipped with a high-precision NTC sensor.
Technical Specifications
  • Measurement & Control Range: -50°C to +99°C.
  • Accuracy: ±1°C between -40°C and 50°C; ±2°C for other ranges.
  • Resolution: 0.1°C or 1°C (selectable).
  • Power Supply: 220VAC ±10%, 50/60Hz.
  • Relay Output Capacity: 10A or 17A (capable of driving up to a 1HP compressor directly).
  • Sensor Type: 1 NTC sensor (10KΩ/25°C), 2 meters long.
  • Front Panel Protection: IP65 (waterproof and dustproof).
Key Features
  • Dual Mode: Supports both refrigeration (cooling) and heating modes.
  • Defrost Function: Includes shutdown defrost cycles for refrigeration systems.
  • Alarms: Provides audible and visual alerts for over-temperature and sensor failure (Error Code E1).
  • Programming Menus: Divided into a “User Menu” for temperature adjustments and a password-protected “Administrator Menu” for advanced configurations.
  • Copy Card Interface: Allows for quick parameter settings across multiple units for batch manufacturing.
Basic Operation
  • Unlock/Access Menu: Press and release the Set key to enter the user menu.
  • Adjust Temperature: While in the “SEt” menu, use the Up (▲) and Down (▼) keys to modify the target value, then wait or press the return key to save.
  • Manual Defrost: Press and hold the Defrost button (snowflake icon) for at least 3 seconds to manually start or stop a defrost cycle.
  • Factory Reset: Press and hold both the Up (▲) and Down (▼) keys for 10 seconds to restore default parameters (will display “rSt”)
Wiring Overview
  • Terminals 1 & 2: Power supply input (220VAC).
  • Terminals 3 & 4: Relay output for the compressor or heater.
  • Terminals 5 & 6: Connection for the NTC temperature sensor probe.
  • Supplier Information
    This specific branded model is supplied by Ayub First Trading Company, which has showrooms across Saudi Arabia including Riyadh, Dammam, Jeddah, and Khobar

    Contact Number: +966 56 004 2170.

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