2. Main technical indicators
1. Measuring range: 0~600.0 ℃, resolution 0.1 ℃
2. Range setting: any setting within the range of 0~600.0 ℃;
3. Measurement accuracy: ±0.5%;
4. Input signal: three-wire Pt100 platinum thermal resistance;
5. Output signal: DC 4~20mA, automatic tracking setting range; accuracy 0.5%, load impedance 600Ω;
6. Alarm setting: any setting within the full range;
7. Contact output: resistive load 3A/AC 220V;
8. Working power supply: AC 220V ±10%, 50Hz, power consumption ≤ 8 W;
9. Use environment: 0 ~ 50 ℃, relative humidity ≤ 85%, no corrosiveness, no strong magnetic field, no severe vibration and other occasions.