DC signal input isolation safety barrier

1、 Product Overview

The DC signal sources of various equipment located in hazardous areas on site will be isolated by safety barriers, interference suppression, and other processing. Output standard DC signals to the control system or other instruments on the safety side.

2、 Functional Features

1. Powered by an independent DC power supply, with isolation between the power supply input output.

2. Standard 35mm DIN rail card installation. Plug and unplug terminal block with spring compression connection.

3、 Technical indicators

1. Power supply:

Supply voltage range: 20-30VDC

Rated supply voltage: 24VDC

Current consumption (when powered by 24VDC):<>< 40ma (1 in 2 out>40ma (1 in 2 out><>)

2. Input from danger zone:

Input current: 4-20mA; 0-20mA； 0-10mA； Other specified currents

Input voltage: 1-5V; 0-5V； 0-10V； Other specified voltages

Input impedance: 24 Ω for current input; Voltage input ≥ 500K Ω

3. Output to the safe zone:

Output current: 4-20mA; 0-20mA； 0-10mA； Other specified currents

Output voltage: 1-5V; 0-5V； 0-10V； Other specified voltages

Load resistance: ≤ 350 Ω (factory default) when outputting 4-20mA; When outputting 1-5V, ≥ 100KΩ

4. Comprehensive general parameters:

Standard accuracy: ± 0.1%

Temperature drift: ± 0.015%/℃

Response time:<>

Isolation capability: 2.5KV, 1min, 50Hz between input output power supply

Insulation resistance: ≥ 100M Ω/500VDC between input output power supply

Shell material: PC (polycarbonate) material

Dimensions: 16 × 116 × 110 (mm)

Working environment temperature:- 20～＋ 60℃

Suitable for connecting on-site equipment and hazardous areas: various DC signal source devices. Zone 0, Zone 1, Zone 2; IIA, IIB, IIC hazardous areas.

5. Explosion proof grade mark: [Exia Ga]IIC

4、 Selection and Specifications