Loop-Powered DIN Rail Signal Isolator (4–20 mA)

Description

Overview

This loop-powered DIN rail isolator is designed to provide reliable signal isolation and transmission for industrial current loops. It ensures accurate signal transfer while protecting control systems from noise, ground loops, and voltage interference, making it ideal for demanding process control environments.

Key Features
• Loop-powered operation (no external power required)
• Supports 0–20 mA and 4–20 mA signals
• High isolation protection (3000 Vac)
• Low voltage drop for efficient operation
• Fast response time
• Compact DIN rail mounting design
• High accuracy across wide temperature ranges

Applications
Process control systems, PLC interfaces, industrial automation, signal isolation, and measurement systems

Specifications

• Input Signal: 0–20 mA / 4–20 mA
• Output Signal: 0(4)–20 mA
• Maximum Input Voltage: 32 VDC
• Voltage Drop: < 3 VDC
• Maximum Load: 1450 Ω

Performance Features

• Accuracy:
  • 0.2% FS (0 to 60°C @ 250 Ω)
  • 0.3% FS (-20 to 75°C @ 250 Ω)
• Response Time: 2 ms @ 250 Ω
• Operating Current: > 0.1 mA

Isolation & Protection

• Isolation Voltage: 3000 Vac (10 s), 240 Vac continuous
• Protection Rating: IP40
• Noise Immunity: High resistance to electrical interference

Environmental Conditions

• Operating Temperature: -20 to +75°C
• Humidity: 20 to 90% RH

Mechanical Specifications

• Mounting: DIN rail
• Wire Size: 0.14 to 1.5 mm²

Options & Configurations
• Suitable for standard current loop applications
• Easy integration into control panels
• Compatible with PLC and SCADA systems

Additional Features
• Improves system reliability and signal integrity
• Protects equipment from ground loops and surges
• Compact and robust industrial design
• Easy installation and maintenance