Brand: MSA Bacharach

MGS-450 Gas Detector

Advanced refrigerant gas detector with analog and digital communication.

The MGS-450 is a fixed gas detection solution designed for refrigeration safety compliance. It can operate as a standalone system or integrate with BMS / BAS systems, providing flexible installation and enhanced safety control for industrial environments.

Key Features

Standalone or Integrated

Works independently or connects to BMS / BAS and MGS-408 controller.

Analog + Modbus Output

Supports multiple analog outputs and Modbus communication.

On-board Relays

Trigger alarms, ventilation systems and external safety devices.

Pre-calibrated Sensors

Fast replacement with no calibration gas required.

Mobile App Setup

Easy commissioning and maintenance using MGS-400 app.

ASHRAE Compliance

Designed for refrigeration safety standards and compliance.

Technical Specifications

ModelMGS-450
Gas TypesRefrigerants, CO₂, NH₃, O₂, CO, NO₂
OutputAnalog (4–20 mA, 0–10V) + Modbus
Relay3 × SPDT relays
Power Supply24V AC/DC
EnclosureIP41 / IP66
Size165 × 165 × 77 mm
Weight480 g
Operating Temp-40°C to +50°C
Humidity5–90% RH

Applications

Cold Storage
Machinery Rooms
Freezers
Refrigeration Plants