OI-7543-6 Non-Explosion Proof Monitor with Three Relays and RS-485 Modbus Output

The Otis Instruments OI-7543-6 six channel Gas Monitor with 3 Dry Contact Relays can monitor up to 6 individual GEN II WireFree Gas Detectors and Transmitters. An RS-485 Modbus output allows for data communication to a PLC or other system monitoring device. The OI-7543-6 is available with an optional WirelessHART® module that allows the received sensor readings to be viewable on a WirelessHART® network. Standard DC or optional AC power options make this monitor a great addition to your gas detection network.
OI-7543-6-[Radio Frequency]-[Power Supply]-I
Product Type: Gas Monitor
Power Type: Wired Power Operating Voltage 12V to 35V DC or 120V AC
Current Draw: 275 mA Maximum
Power Supply: 3.13A (75W), 85/264V AC to 24V DC (Optional)
Protection: Power Electromagnetic Interference (EMI) Filter
Display Screen:
• 128×64 Resolution Graphical LCD Screen
• Transflective (Sunlight Readable) with LED Backlight
Interface:
• 3 Push-Buttons (MENU, ADD, and SUB)
• 3 Magnetic Non-Intrusive Switches
Output: RS-485 Modbus Optional WirelessHART® Module (disables RS-485 Modbus Output)
TambTemperature Range: -30°C to +70°C
WireFree (Digital) Input: Up to 6 WireFree Sensor Inputs
Relays:
• 3 Dry-Contact Relays with 4 Amp Replaceable Fuses
• Wet Contact Fault Terminal 3 Individually-Configurable Alarm Set-Points/Channel
• Latching and Non-Latching Relay Settings/Channel
Product Compatibility:
• GEN II WireFree Sensors and Transmitters
WireFree Radio Options: GEN II 900 MHz Radio OR GEN II 2.4 GHz
Radio Networks:
• 52 Networks (GEN II 900 MHz Radio)
• 78 Networks (GEN II 2.4 GHz Radio)
• 255 Addresses per Network
Enclosure Material: Fiberglass Enclosure w/ Clear Window
Product Dimensions: 8 in. L x 8 in. W x 4 in. H (Max. Dimensions w/ Attachments)
Total Weight: 12.8 lbs.
Hardware Warranty: 1-Year, Limited
Optional WirelessHART® Kit: OI-HART-KIT — WirelessHART® Module with 2.4 GHz external antenna
Power: AC, DC
Radio Configuration: Gen II 900 MHz Radio, Gen II 2.4 GHz Radio
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