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Otis Instruments OI-7543-X-X-I Wireless Monitor
| Product Type | Gas Monitor |
| Power Type | Wired Powered |
| 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 |
| Product Compatibility | Any Otis GEN II WireFree Sensor |
| Display Screen | 128x64 Resolution Graphical LCD Screen |
| Transflective (Sunlight Readable) with LED Backlight, | |
| Interface | 3 Push-Buttons (MENU, ADD, and SUB), 3 Magnetic Non-Intrusive Switches |
| Tamb Temperature Range | -40°C to +70°C |
| WireFree (Digital) Input | Up to 6 GEN II WireFree Sensor Inputs |
| Output | RS-485 Modbus Optional WirelessHART® Module (Disables RS-485 Modbus Output) |
| Relays | 3 Dry-Contact Relays with 4 Amp Replaceable Fuses Wet Contact Fault Terminal, 3 Individually-Configurable Alarm Set-Points per Channel Latching and Non-Latching Relay Settings per Channel |
| WireFree Radio Options | GEN II 900 MHz Radio 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 | NEMA 4X Fiberglass Enclosure with Clear Window |
| Product Dimensions | 8 in. L x 8 in. W x 4 in. H (Max. Dimensions with 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 |
| Part Number Formula | 01-7543-6-[Radio]-[Power]-[Enclosure] |
| 01-7543-6-X-X-I |
The Otis Instruments 0I-7543 Six Channel Gas Monitor with 3 Dry Contact Relays can monitor up to 6 individual GEN II WireFree Gas Detectors and Transmitters. RS-485 Modbus output allows for data communication to a PLC or other system monitoring device. Available with an optional Wireless HART® module that allows the received sensor readings to be viewable on a Wireless HART® network.
Features
- 6 Channel Monitor - Can Monitor Up to 6 GEN II WireFree Sensors
- 12 to 35 VD Operating Voltage with an Optional AC Power Supply
- Operating Temperature Range of -40°C to +70°C
- Graphical LCD with LED Backlight
- Radio Options: GEN II 900 MHz or GEN II 2.4 GHz Radio Standard
- 3 Individually Configurable Alarm Set-Points: Three Red LED ALARM Indicators; 3 Dry-Contact Relays (4 Amps Maximum per Relay)
- Status Indicator for Fault Conditions: Amber LED Indicator for System Faults
- Output Options: Wet Contact DC Fault Terminal, Relay 3 Can Optionally Be Configured as a Fault Relay, RS-485 Modbus or Optional WirelessHART®
- NEMA 4X Standard Fiberglass Enclosure with Clear Lid
- 1-Year Limited Hardware Warranty
Please refer to datasheet for more information
Otis Instruments OI-7543-X-X-I Wireless Monitor.pdf