Elstat Ems 25 Advanced Manual [updated] Jun 2026

Whether you are retrofitting an old electromechanical thermostat or fine-tuning a new cold room, this guide will transform you from a user into a power user.

| Parameter | Inferred Value | |-----------|----------------| | Model | EMS-25 Advanced | | Type | Microprocessor-based PID/On-Off controller | | Power Supply | 230V AC ±10%, 50/60Hz | | Relay Outputs | Compressor (SPST 16A), Defrost (SPST 8A), Fan (SPST 5A) | | Sensor Input | 1 x NTC thermistor (10kΩ @ 25°C) | | Display | 3-digit 7-segment LED (-50°C to +150°C) |

Of course, he turned to P.28.

Press to confirm. The display will show the first parameter code (e.g., SP ). Critical Parameter Matrix Parameter Code Functional Description Default Setting Adjustable Range SP Set Point (Target Operational Temp) 3.0°C (37°F) 0.0°C to 10.0°C dIF Differential (Temp swing before compressor restart) 0.5°C to 5.0°C SST Saving Set Point (Standby/Economy target temp) 10.0°C (50°F) 5.0°C to 15.0°C dEt Defrost Termination Temperature 2.0°C to 20.0°C dI Defrost Interval (Time elapsed between auto-defrosts) 1 to 24 Hours Id Idle Period (Time with no motion before Standby begins) 1 to 6 Hours

Enter the parameter programming menu using the button and your technician code. Elstat Ems 25 Advanced Manual

For more technical specifics, you can find the complete Elstat EMS 25 Series Product Manual or the Elstat Training Booklet online for deep-dive configuration. ELSTAT TRAINING BOOKLET

The (often referred to as the EMS-25) stands as one of the most respected electronic thermostats and data loggers on the market. However, to unlock its full potential, users must move beyond basic plug-and-play operations. This is where the Elstat EMS 25 Advanced Manual becomes an indispensable tool. The display will show the first parameter code (e

If the controller calls for cooling (compressor on) but the set point is not reached within the allowed time, an rS F alarm triggers. This typically indicates a lack of refrigerant gas, a blocked capillary tube, or a failed compressor.

However, these features are only as good as the user's ability to navigate them. The standard quick-start guide gets the unit running, but the is where the magic happens. ELSTAT TRAINING BOOKLET The (often referred to as