Control unit for gas detectors Uniphos 500 R2

Overview
The Uniphos 500 R2 is a modular, rack-mount multichannel gas controller configurable from 2 to 16 channels. It supplies power to gas transmitters, presents per-channel real-time digital concentration readouts, and provides alarm management and data transfer for process monitoring and safety-critical installations.

Application

• Refineries
• Petrochemical plants
• Pharmaceutical plants
• Power generation facilities
• Marine installations
• Chemical plants

Features

• Microprocessor-based system with built-in self-test facility
• Two user-settable alarm set points per channel
• Three potential-free relay contacts per transmitter (Low, High, Fault)
• High-visibility LED display per channel
• Compatible with 4-20 mA inputs from both 2-wire and 3-wire transmitters
• Online PC interfacing for monitoring and data transfer (GUI optional)

Technical specifications

• Display: 3-digit 7-segment LED per channel
• Number of channels: up to 16 (expandable in multiples of two)
• Input signal: Industrial standard 4-20 mA analog
• Output signal: 4-20 mA loop-back
• Alarms: 3 potential-free relays per channel for Low, High and Fault
• Data connectivity: optional PC interface (GUI optional)
• Input power: 110 V AC / 230 V AC, 50/60 Hz
• Output power: 24 V DC (for transmitters only)
• Operating temperature: 0 to 50 °C
• Pressure: ambient ±10%
• Enclosure: aluminium
• Weight: approx. 6.5 kg
• Dimensions (L×W×H): 425 × 200 × 245 mm