OI-7432 Modbus Wired Monitor
The Otis Instruments, Inc. Gen II ProSafe 4×32 Model OI-7432 is a 32-channel gas monitor that functions as a transmission controller. The OI-7432 monitors toxic, combustible and oxygen gas levels in ambient air by receiving and displaying RS-485 Modbus signals from up to 32 OI-6000 sensor assemblies.
Product Specifications
Operating Voltage: 12V to 35V DC or 120V/240V AC
Operating Temperature Range: -40°C to +70°C
Input Signal: 32 Channels of OI-6000 RS-485 Modbus
Output:
+12-35 VDC Fault Terminal
RS-485 Modbus
Current Draw: 250 mA at 12 VDC (Monitor Only)
Relays: Four Dry-Contact with 4 Amp fuses
Enclosure: 10x8x6 Fiberglass with Clear Window
Certifications: NEMA 4 (Enclosure only)
Warranty: One Year (Limited)