Technical parameter

1) Three digital tubes display the current actual temperature;

2) LED lights indicate the current output status;

3) knob indication setting temperature, fast and convenient;

4) Display error: less than (+0.5%+1 word) and less than (+1.0%+1 word in second grade);

5) Setting deviation point: less than (+1.0 words) (digital display set value);

6) Setpoint error: less than (+1%) (code switch set);

7) Insensitive area of control point: less than 0.5%;

8) Compensation error of cold end: less than 2 (?) in 0-40 (?)

9) Time scale adjustment: 4% +1% (or designated) cycle 30 + 10 seconds (or designated);

10) Over-limit alarm: the alarm value is about 2%-10% of the whole process when the signal under test exceeds the set value of regulation.

11) PID regulation: (1) Output 0-10mA;

(2) Load 800+50_;;;

(3) The proportion band P is about 4%.

(4) Integral time I is about 4 minutes;

(5) Differential time D is about 30S;

12) Output pulse signal: phase shift trigger pulse or zero-crossing trigger pulse with amplitude greater than 3V and width greater than 40US;

13) Output Contact Capacity: AC 220V 3A or 5A (Resistive Load);

14) Output capacitance of high-power instrument: AC 220V 10A (resistive load);

15) Output drive solid-state relay signal: driving current not less than 15A no-load voltage not less than 9V cycle about 2S;

16) Temperature coefficient: When the temperature deviates from 202 C in the range of 0 - 50 C, the temperature coefficient is less than 0.05%/C.

17) Operating power supply: 220V + 10% 50Hz;

18) Working environment: non-corrosive occasion with temperature 0-50 C and relative humidity not exceeding 85% RH.