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AT-MGS-402 User Manual
WARNING:
This instrument is neither certified nor approved for operation in oxygen-enriched
atmospheres. Failure to comply may result in EXPLOSION.
WARNING:
For your safety, DO NOT use this instrument in locations classified as hazardous
because it has not been designed for such areas.
2.2 Intended Use
The AT-MGS-402 provides audio-visual alerts and information pertaining to the status of a centralized gas
detector network. This information allows concise, at-a-glance notification of any alarm or fault status
regarding a connected gas detector located outside the monitored space, as required by industry safety
standards
(BS EN 378, ASHRAE 15)
.
2.3 Design Features
Power options
100 - 240 VAC, 50/60 Hz, 20 W (max.)
Provides power for up to (2) AT-MGS-410 AquiTron gas detectors
Output/
Communications
RS485 Modbus RTU Master for Gas Detectors
RS485 Modbus RTU Slave for BMS
Diagnostic/status LEDs
• Controller
(power, fault)
• Gas detectors (power, fault, low alarm, high alarm)
Configurable output options
• 3 × relays
(fault, low alarm, high alarm)
• 2× Analog outputs
(4-20 mA, 1-5 V or 2-10 V)
Integrated high output visual strobe
Integrated high output audible alarm
Remote silence input
(In addition to silence on the on the controller input.)
