Manual | Eliwell Sb655 C

The SB655C features an alarm system to protect the product. The manual provides a detailed list of codes, but here are the most common ones:

To silence an alarm, press any button (depending on configuration).

The Eliwell SB655C is a microprocessor-based digital controller designed for temperature control in medium/low temperature refrigeration units, cold rooms, and HVAC systems. It features a dual display (setpoint/actual temperature), relay outputs for compressor and defrost, and configurable parameters.

Key Features:

The Eliwell SB655 C is a microprocessor-based digital temperature controller with an onboard relay output. It is part of Eliwell’s “Easy” series, known for its simplicity and robustness. The device is typically panel-mounted and features a bright 3-digit LED display, four buttons for navigation, and a user-friendly interface.

Primary Applications:

Key Features:

The “C” in the model number usually indicates a specific power supply or output configuration (often relay on output 1). Always verify the exact model code on the side sticker.

| Code | Description | Range | Default | |------|-------------|-------|---------| | dt | Defrost type | 0=Electric, 1=Hot gas | 0 | | di | Defrost interval | 0 – 99 | 6 | hours | | dE | Defrost duration | 0 – 99 | 30 | minutes | | dS | Defrost stop temperature | -50 – 110 | 8.0 | °C | | dP | Post-defrost drip time | 0 – 99 | 5 | minutes | | Fd | Forced defrost after power-on | 0=No, 1=Yes | 0 |

The real power of the Eliwell SB655 C lies in its configuration parameters. To access them: eliwell sb655 c manual

If the controller behaves erratically due to misconfigured parameters, perform a hard reset:

If the unit remains locked, power cycle the controller (disconnect power for 30 seconds).