Product Description
The PRG-5000-M thermocouple isolation safety barrier has a 1:1 isolation transmission safety barrier for thermocouple millivolt signals with intrinsic safety input circuits. Used for 1:1 isolated transmission of millivolt signals (-10mV~60mV) from multiple thermocouples from hazardous areas to safe areas.

Main technical specifications
Power supply voltage: 20V-35Vdc power supply
Number of channels: single channel
Power consumption: approximately 0.5W
Signal type: J, K, T, E, B, S thermocouple; Millivolt signal
Input signal range: -10mV to+60mV
Output signal range: -10mV to+60mV
Broken couple alarm: output signal ≥ 70mV

performance metrics
Insulation strength: 2500Vac/min between intrinsic safety end and non intrinsic safety end, 1000Vac/min between non intrinsic safety end and non intrinsic safety end
Output accuracy: 0.1% F.S
Temperature drift: 0.01% F.S/℃
Working temperature: -20 ℃~+60 ℃
Relative humidity: 35% to 85% RH
Storage temperature: -40 ℃ to+80 ℃

Structure and external dimensions
Product structure: 35mm guide rail card mounting,
ABS shell material,
Plug in terminal
Dimensions: 22.5 × 114.5 × 99 (mm)
Whole machine weight: 150g

Product Features
IIC explosion-proof rating, compliant with EMC standards, wide range power supply.
installation site
The surrounding air should not contain any medium that corrodes chromium, nickel, and silver coatings
Applicable on-site and equipment
Installed in a safe location, it can be connected to thermal resistance sensors J, K, T, E, B, and S thermocouples in Zone 0 hazardous areas with IIA, IIB, and IIC hazardous gases; Millivolt signal
Safety and Explosion proof Certification Parameters
National Quality Supervision and Inspection Center for Explosion proof Electrical Products (CQST)
Explosion proof mark: [EXia] (IIC)
Authentication parameters: Terminal (9.10)
Um = 250V Uo = 10.5V Io = 5mA
Co = 2.4uF Lo = 20mH Po = 14mW

wiring diagram


Outline dimension drawing (mm)