Digital thermostat STC-1000, range -50~99°C, 12V power supply

Product detailed description

Thermostat with external temperature probe and two independent circuits with output relays. Allows temperature control from -50°C ~ 99.9°C with 0.1°C resolution. For example, heating can be connected to one output and cooling to the other.


Technical parameters:

- power supply: 12 V DC
- power: 3 W
- adjustable temperature: -50 °C ~ 99.9 °C (0.1 °C resolution)
- temperature measurement accuracy: ±1 %
- temperature sensor: resistive NTC, 10kohm, 0.5%, 1m lead
- relay switching contacts: 250 V AC 10A (resistive load)
- working temperature: 0 ~ 60 °C
- dimensions: 75 × 34.5 × 85 mm
- mounting hole: 71 × 29 mm
- weight: 138 g


Instructions for use:

- the thermostat is switched on and off by pressing the ON/OFF button for 3s.
- press the S button to activate the setting mode, the Set LED will light up.
- the arrow keys can be used to select one of the four functions F1~F4. Holding the S button and the arrow key at the same time adjusts the values of the selected function.
- F1 - Switch-on temperature: -50 °C ~ 100 °C, (preset to 10 °C)
- F2 - Hysteresis, 0.3 °C ~ 10 °C, (preset 3 °C)
- F3 - Activation time delay, 1~10 minutes, (preset 3 minutes)
- F4 - Temperature calibration: -10 °C ~ 10 °C, (preset 0 °C)
- by briefly pressing the ON/OFF button, the entered values are saved.

The product is not a separately functional unit, it requires professional assembly.