1. Working environment: temperature: -20 ℃ ~ 60 ℃ Relative humidity: ≤90% (25 ℃) Altitude: ≤2000 m 2. Tour Display: -25 ℃ ~ 210 ℃ maximum display: 0 ℃ ~ 210 ℃ 3. Accuracy: ± 1% FS (Temperature Control 0.5, sensors 0.5) 4. Resolution: 0.1 ℃ 5. Power consumption: 10W 6. Terminal capacity: power terminals: General 12A / 250VAC special 20A / 250VAC Fan terminals: General 5A / 250VAC special 20A / 250VAC control output terminals: resistive load: 10A / 250VAC; 10A / 30VDC inductive load: 7.5A / 250VAC; 5A / 30VDC 7. Output contact form: single-pole double-throw (SPDT) 8. fuse: fuse thermostat: 0.5A / 250V fan fuse: General 5A / 250V 9. Sensor: PT100; PTC (140 ℃), PTC (150 ℃) 10. Dimensions (3 × 15?) : 283 × 393 × 75 (W × H × D) 11. Weight: 5KG 12.4 ~ 20mA current output (optional): Accuracy: ± 1% FS, maximum load up to 250Ω 13.RS-485/422 computer interface ( Optional): Up to 32 units can be connected thermostat, distances up to 1200 meters. 14. Adoption of the standard: JB / T 7631-2005 "transformers electronic thermostat" GB / T 17626-1998 "electromagnetic compatibility test and measurement technology" (equivalent to IEC61000-4: 1995) including: GB / T17626.2- 1998 "Electrostatic discharge immunity test" severity: Level 2 GB / T17626.3-1998 "RFEMS test" severity: Level 2 GB / T17626.4-1998 "electrical fast transient burst of anti- disturbance Test "severity: 2