Intelligent Digital Temperature Controller

                Digital Temperature Controller Meter

NHR series multi-way temperature controller, produced on the basis of single point temperature control meter, this model can be connected to multi-way sensor. The temperature meter can control multi-way temperature.

 Technical standard

1. Input signal and range

    (1)  Thermocouple: K (-50~1300^oC), S (-50~+1700^oC), T (-200~+350^oC), E (0~800^oC), J ( 0~1000^oC), B (0~1800^oC),R(0 to 1600°C) N (0~1300^oC), F2(700~2000°C)Wre3-25 (0~2300^oC)

    (2)  Thermal resistance: CU50 (-50~150^oC) CU100(-50.0~150.0°C) PT100 (-20~600^oC) CU53(-50.0~150.0°C) BA1(-200.0~600°C) BA2(-200.0~600°C)

    (3)  Linearity voltage: 0-5V,1-5V,0-10V,0-20mV,0-40mV,0-100mV,0~5V extraction of a root,1~5V extraction of a root, input impedance >510 KΩ

   (4)        Linearity current with diffluent resistance:0~10mA,0~20mA,4~20mA,0~10mA extraction of a root,4~20mA extraction of a root, input impedance<250Ω

    (5)        Linearity resistance:0~400Ω,0~500Ω

   (6)        Remote transmission resistance:0~350Ω,30~350Ω

   2. Precision

    (1) Input by thermal resistance , linearity voltage and linearity current 0.5F.S±1

    (2) Thermocouple input adopt copper resistance or freezing compensate cold end 0.5 F.S±1

    (3) Although the meter can measure B, S, WRE during the temperature 0~600^oC,its measurement  could not reach 0.5 class

    (4) differentiate rate1, 0.1

3. Response time: ≤0.5s (filter parameter sets 0)

4. Adjusting mode

  (1) ON/OFF control methodReturn difference can be adjusted

  (2) Common PID controlwith the parameter of self-setting function

  (3) Intelligence adjustment(including vague PID adjustment and advanced control algorithm with the parameter of self-setting function)

5. Output specification: it make out directly output parameter modularity or without modularity

    (1) The switch of relay contact point outputopen+ closed250VAC/7A or 30VDC/10A

    (2) SSR voltage:12VDC/30mA(apply for driving SSR relay)

    (3) Contact point output with controllable silicon: can contact 5~500A two directions controllable silicon;2 separate directions controllable silicon opposite direction parallel. 

    (4) Liner electric current output initial current and terminal current value can be defined when the output is 0~24mAvoltage range 11~23VDC

6. Communication

   Support RS485 communication mode,adopt AIBUS communication agreement,and baud rate support the below selection 1200bps4800bps7200bps9600bps

7. Alarm:

Support two passive contact output, relay contact 250VAC/7A.It has four methods including upper limit, lower limit, positive deviation ,negative deviation .It can output 2 ways at most.

8. Tolerance for pressure when it is segregated

Between electric power , relays contact and signals end ,do 2000V pressure tolerance test 1s,there is  no abnormal phenomenon;

9. Movement with hand: Automatic /Manual

10. Power supply:

  (1) 85V-242VAC,50-60HZpower consumption ≤4W

  (2) 24VDC/AC power consumption≤4W

  (3) 220VAC±10% 50HZpower consumption≤4W               

11. working circumstance

Environment temperature: 0~50,humidity ≤85,no corrode and strong electromagnetism disturb

12. Product authentication

NHR series temperature meter acquire CE authentication and ROHS Environmental Protection authentication.

Product code

NHR      ___      8    ___     ____

         (1)     (2)   (3)  (4)   (5)

1. The surface dimension(it can be customized)

Blank: 160×80×120       Installation hole 152×76

      A: 96×96×110      Installation hole 92×92

      D:72×72×110       Installation hole 68×68 

      E: 48×96×110      Installation hole 44×92 

      F:96×48×110       Installation hole 92×44 

      S:80×160×120      Installation hole 76×156

      G:48×48×110       Installation hole 44×44   

2. Control Mode: '8' four key set, two row LED display, fuzzy control.

3. Additional alarm: ‘0' no alarm   ‘1' one group alarm ‘3' two group alarms‘5' voice alarm

4. Signal input type

5. Suffix

   Main control output method

   'Blank' : relays open and closed contact output

   'A' : Single-phase over-zero spark pulse                  

   'A3' :Three-phase over-zero spark pulse;

          B Single-phase shift-phase spark pulse                  

   'B3' : Three-phase shift-phase spark pulse

   'C' : 0~10mA or 4~20mA constant electric current output     

   'E' : Linearity voltage output

   'G' : ON/OFF solid state relay SSR adjustment output

Auxiliary ways

   'K' : with RS485 or RS232 communication module interface   

   'Wt': with micro-printer output signal

   'V' : DC24V,DC12V,DC5V output  

   'P' : 30 segment program