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TST-021
Digital thermostat 1 relay output, 1 PTC/NTC probe input, red display, 230 VAC, capacitive touch keys, Modbus®.

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Product Specs
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Accuracy | ± 1 % |
Applications | Boilers, Oil, Refrigeration, Refrigeration Equipment |
Compliance | CE, cURus |
Control Type | On/Off |
Display Color | N/A |
Display Note | 3-digit, plus sign |
Display Type | 3 Digit LED |
Enclosure Ratings | IP65 |
Horsepower Rating | 1 hp |
Input Type | Thermistor |
Memory Backup | Non-Volatile |
Operating Temperature, Max | 131 °F |
Operating Temperature, Min | 32 °F |
Output Detail | Relay |
Power Consumption | 4 VA |
Scale | N/A |
Sensor Type | Thermistor |
Storage Temperature, Max | 176 °F |
Storage Temperature, Min | -4 °F |
Supply Power Type | AC |
Supply Voltage | 230 Vac |
Switch Note | SPDT relay rated 16 A @ 240 VAC resistive, 10 FLA, 60 LRA |
Switch Rating | 16 A @ 240 Vac, 10 FLA, 60 LRA |
Switch Type | SPDT NO/NC, Selectable |
Temperature Measurement Range | PTC: -50 to 150 °C, NTC: -50 to 110 °C |
Temperature Probe Style | N/A |
Temperature Resolution | 0.1 °F |
Weight | 7.2 oz |
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PDFs & Manuals
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