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Specifications
PID Temperature Controller1) Universal input
2) Three LED digits.
3) Low level price.
4) High-accuracy.
The STP321 electronic thermostat are used to indicate temperature with high degree of accuracy.
STP321 (1 relay) and STP322 (2 relays) thermostats can be configured via keypad for heating or refrigeration control.
Technical data:
1) Universal input: a) Thermocouple: K, J
b) RTD: Pt100, Cu50
c) Linear signals: 0-20mA, 4-20mA, 0-5V, 1-5V
2) Output relay: 15A/250Vac SPDT
3) Alarm relay: SPST, 3A
4) Accuracy: ±0.7 °C (PT100 and PT1000)
±3 °C (thermocouple)
5) IP65 front panel with silicone rubber keys
6) Display: 3 LED digits
7) Resolution: 0.1 from -19.9 to 199.9 C
8) Working enviroment: 0 to 50 C
9) Power: 100-240Vac/dc or 12-24Vdc/ac
10) Dimensions (W x H x D):
STP321: 75 x 33 x 70mm
STP322: 75 x 33 x 70mm
Option:
STP thermostat can also be a humidity controlelr..
If you have other optional functions requests, please contact us for further discussion..
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