JTR-1002 Universal Input Intelligent Temperature Transmitter
Negotiable
China
No. 212, Jinyi Street, Taihe District, Jinzhou City, Liaoning Province
+86 0416-2327769
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Product Introduction

Input type: 2/3/4-wire PT100/PT1000 and tungsten-rhenium/B/R/S/N/K/J/T/E thermocouples

Output mode: two-wire 4~20mA current loop

Output resolution: 1μA

Data update rate: 2 seconds - thermocouple 1s - 2/4-wire thermal resistor 1.5s - 3-wire thermal resistor

Thermocouple cold end compensation accuracy (AT25℃): (maximum) ±0.05℃

Operating environment: -35~85℃ 0~95% relative humidity

Special function: can be matched with the sensor to achieve ultra-high precision measurement. When thermocouple input, an external temperature compensation element can be connected to achieve instant compensation.

Electrical isolation: non-isolated type

Power supply: 6~36VDC

Product Specifications

Accuracy (AT25℃ Max):

Enter model number

Range (℃)

A/D conversion accuracy

D/A conversion accuracy

Impact of environment change of 1 ℃ (temperature drift)

PT100

-200~500

± 0.05 ℃

±0.075% of range

0.003 ℃

B-Type thermocouple

300~1820

± 1.40 ℃

±0.075% of range

0.050 ℃

S-type thermocouple

0 ~ 1768

± 0.65 ℃

±0.075% of range

0.040 ℃

N-type thermocouple

-200~1300

± 0.35 ℃

±0.075% of range

0.035 ℃

K-type thermocouple

-180~1372

± 0.25 ℃

±0.075% of range

0.034 ℃

J-type thermocouple

-180~760

± 0.20 ℃

±0.075% of range

0.011 ℃

T-Type thermocouple

-200~400

± 0.20 ℃

±0.075% of range

0.015 ℃

E-type thermocouple

-50 to 1000

± 0.17 ℃

±0.075% of range

0.009 ℃

Digital/analog conversion

     

0.0025% Span

Note 1: Total digital accuracy of thermocouple measurement: analog/digital conversion accuracy +0.05 ℃ (cold end compensation accuracy)

Overall accuracy after using sensor matching function (transmitter + sensor)

Enter model number

Range (℃)

A/D conversion accuracy (℃)

PT100

-50 ~ 200

± 0.05

S-type thermocouple

0 ~ 650

± 0.70

650 ~ 1100

± 1.50

N-type thermocouple

0 ~ 650

± 0.40

650 ~ 1100

± 1.90

T-Type thermocouple

-200 ~ -70

± 0.40

-70 ~ 400

± 0.20

Note 1: The sensors listed in the table are the most commonly used, stable and representative sensors in each temperature range. For details of accuracy in a wider temperature range, please consult the manufacturer.

Note 2: The thermocouple matching function is a patented technology and must be completed before leaving the factory.

Note 3: The accuracy of thermocouples in the table includes the accuracy of cold junction compensation and does not need to be superimposed separately.