Zhongdian Huachen (Tianjin) Precision Measuring Instrument Co., Ltd
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    Building 10, Zhonglian Industrial Park, Xiqing District, Tianjin
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High precision two-wire signal isolator (one in, one out)
▲ DC current or voltage signal isolation transmission ▲ Output current 4~20mA ▲ Output not affected by load changes ▲ No need for zero and full potent
Product details

1、 Product Overview

HCK981 high-precision two-wire signal isolator receives various current and voltage signals on site, transmits them through isolation, and outputs 4-20mA current signals. This isolator is powered by a two-wire circuit, with complete electromagnetic isolation between the input and output circuits. Mainly used for DCS and PLC systems for circuit power supply.

This isolator is made of ABS flame-retardant resin housing material, with a small volume, compact structure, and a housing thickness of only 6.2mm. The modular meter core design allows for low power consumption without the need for zero and full potentiometer calibration. Meets the requirements of IEC61000 for electromagnetic interference resistance.

2、 Characteristics

Isolation transmission of DC current or voltage signals

Output current 4-20mA

Output is not affected by load changes

Isolation between input-output

No need for zero and full point potentiometer adjustment

Single channel, one in one out, input circuit overcurrent protection

Ultra thin shell with a thickness of only 6.2mm

Fully modular design, small size, low power consumption

Standard 35mm DIN rail card installation

3、 Technical parameters

input

Input current signal

4~20mA;0~20mA; 0~10mA

Input voltage signal

1~5V;0~5V; 0~10V

output

output current

4~20mA

Allow load resistance

0~350Ω(4~20mA)

OUTPUT RIPPLE

<10mVpp

Comprehensive parameters

Circuit power supply

12~35VDC

Standard accuracy

0 .1%FS

temperature drift

0 .015%/℃

response time

- 1s (0~90%)

stabilization time

≤ 3s

channel isolation

Input-output time isolation

isolating power

1.5KV,1min ,50Hz

Ambient Temperature

0~+60℃

Storage and transportation environment temperature

-20~+80℃

Protection level

IP 20

Electromagnetic Compatibility

Meets the requirements of IEC61000 for electromagnetic interference resistance

Overall dimensions

Thickness, width, and length=6.2 × 69 × 74 (mm)

weight

About 35 grams

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