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Porstech Electronics Co., Ltd.

China Manufacturer with main products: Industrial Instrumentations, Signal Isolator, Signal Conditioner, Thermocouple, Thermo Resistance, Pressure Transmitter, Temperature...

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Pors-TR/TC (B) Integrated Thermocouple & RTD

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    Pors-TR/TC (B) series integrated thermocouple & RTD are generally used with indicator, recorder, PC to measure temperature of liquid, steam, gas and solids surface within range of 0~1800, export 4-20mA.

   Two wire 4-20mA output, high anti-interference;
   Save cost for compensation wire and installation of temperature transmitter;
   Wide measuring range;
   Cold-junction automatic compensation, non-linear calibration circuit;

Standard: The sensors are made complying with standard:
   IEC60584,  IEC1515, IEC60751, JB/T7391-94

Measuring range and Tolerance

Model Type Measuring range    class Tolerance
TRPB PT100 -200~500 A (0.15+0.002|t|)
B (0.30+0.005|t|)
TRCB Cu50 -50+100 --- (0.30+0.006|t|)

Model Type I class II class
Tolerance Measuring range Tolerance Measuring range
TCK K 1.5 -40~+375 2.5 -40~+333
0.004|t| 375~1000 0.0075|t| 333~1200
TCN N 1.5  -40~+375  2.5  -40~+333
0.004|t| 375~1000  0.0075|t|  333~1200
TCE E 1.5  -40~+375  2.5  -40~+333
0.004|t|  375~800  0.0075|t|  333~900
TCJ J 1.5  -40~+375  2.5  -40~+333
0.004|t|  375~750  0.0075|t|  333~750
TCT T 0.5  -40~+125  1.0  -40~+133
0.004|t|  125~350  0.0075|t| 133~350
TCS S 1.0  0~+1100  1.5  0~600
[10.003(t-1100)]  1100~1600  0.0025|t|  600~1600

Note: t is temperature of the measured medium;

Technical parameters
   Power supply: 24V DC 10%
   Protective class: IP65
   Output signal: 4~20mA (2 wire), load: 250ohm,  leadwire resistance: 100ohm;
   Accuracy: 0.1, 0.2, 0.5 (optional)
   working environment
Field class Temperature Related humidity Atmospheric pressure 
Cx1 -25~+55 5~95 86~106
Cx2 -25~+70
Cx3 -40~+80

Service Process

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