Press , then use the arrow keys to enter the factory password (default is usually 15 or 22 ).
Press and release the key. The current setpoint value will flash.
What are you running (e.g., a low-temperature freezer, medium-temp display case, or Chiller/HVAC unit)? Which probe types are you using (NTC, PTC, or PT1000)?
The Copy Card is an EEPROM accessory that plugs directly into the TTL port on the back of the SB655 C. eliwell sb655 c manual
When the Eliwell SB655 C encounters a system fault, it flashes an error code on the LED display.
| Code | Description | Range | Default | |------|-------------|-------|---------| | | Minimum alarm threshold | -50 – AH | -40 | °C | | AH | Maximum alarm threshold | AL – 110 | 50 | °C | | Ad | Alarm delay | 0 – 255 | 30 | minutes | | Ab | Alarm relay function (if avail) | 0=No, 1=Yes | 0 |
The Eliwell SB655C is a sophisticated, universal electronic controller designed primarily for managing HVAC systems, heat pumps, and refrigeration units. As part of Eliwell's Energy-Flex series, it's a versatile device capable of handling up to two independent control circuits, making it ideal for managing multiple compressors or complex system configurations like a chiller and heat pump combination. Press , then use the arrow keys to
: Use the arrow keys to enter the factory default code (typically 22 ) and press SET to confirm.
Use the or DOWN (▼) keys to adjust the value to your desired temperature.
Relay 1 (Compressor/Main Load): SPST 16A (res.) / 10A (ind.) at 250V AC. Relay 2 (Defrost): SPDT 8A at 250V AC. Relay 3 (Evaporator Fans): SPST 8A at 250V AC. Relay 4 & 5 (Alarms/Auxiliary): SPST 5A at 250V AC. What are you running (e
Fully compatible with Modbus and Televis protocols for remote monitoring. How to Access the Programming Menu
: 5 sensor inputs (NTC, 4-20mA, 0-10V), 6 relay outputs, and 6 digital inputs. Key Functions
CPU_SB -- TTL Port --> TERM
The Eliwell SB655 C is a microprocessor-based thermostat that offers precise temperature control for refrigeration systems. Its features include:
The SB655 C features a versatile I/O matrix to accommodate various sensors and actuators: