Features
- RS-485 Modbus input
- Ability for each relay to be latched or non-latched
- Compatible with OI-6000 sensor assemblies
- Monitors up to 32 OI-6000 sensor assemblies
- Continuous scanning to monitor all 32 Channels
- AC or DC power-in option
Applications
- Blast Mining
- Petrochemical plants
- Refineries
- Water & wastewater treatment plants
- Gas, telephone & electric utilities
- Manufacturing facilities
- Laboratories
OI-7432 32 Channel Wireless Transmission Controller Overview
The Gen II Prosafe 4 x 32 model OI-7432 is a 32-channel Wireless Transmission Controller. The OI-7432 32-channel wireless controller 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. The OI-7432 operates on either 12-35 Volts DC or 110/240 volts AC power input and includes a Modbus output with optional real-time monitoring software.
Sensors available:
- Ammonia
- Chlorine
- Carbon monoxide
- Carbon dioxide
- Fluorine
- Hydrogen
- Hydrogen sulphide
- Hydrogen chloride
- Hydrogen cyanide
- Hydrogen fluoride
- Oxygen
- Sulphur dioxide
- Methyl mercaptan
- Nitrogen dioxide
- Ozone
- Hydrocarbons
- Ethylene oxide
- VOC’s
OI-7432 32 Channel Wireless Transmission Controller Specifications
| Product Type | 32 Channel Wired Modbus Gas Monitor |
| Power Type | Wired Power |
| Operating Voltage | 12V to 35V DC |
| Current Draw | 275 mA Maximum |
| Power Supply | 6.25A (150W), 85/264V AC to 24V DC (Optional) |
| Protection | Power Electromagnetic Interference (EMI) Filter 4-20 mA Surge Suppression RS-485 Surge Suppression |
| Display Screen | 160×104 Resolution Graphical LCD Screen Transflective (Sunlight Readable) with LED Backlight |
| Interface | 5 Push-Buttons (MENU, ADD, SUB, SCAN/HOLD, and RESET/ESC) |
| Tamb Temperature Range | -20°C to +70°C (-4°F to +158°F) |
| Wired (Digital) Input | Up to 32 Individual OI-6000 Series Wired Gas Detectors using RS-485 Modbus |
| Relays | 4 Dry-Contact Relays with 4 Amp Replaceable Fuses Fault Terminal
Option to Disable Alarm Relays Latching and Non-Latching Relay Settings |
| Product Compatibility | GEN II Wired Sensors (OI-6000, OI-6000K) |
| Enclosure Material | Non Explosion-Proof Fiberglass Enclosure w/ Clear Window |
| Product Dimensions | 10 in. L x 8 in. W x 6 in. H
(Max. Dimensions w/ Attachments) |
| Total Weight | 8.5 lbs. |
| Product Mounting | 4 Mounting Feet, 6 in. W x 12-1/4 in. T (Included)
Maximum Mounting Bolt/Screw Size of 5/16 in. (8mm) Diameter |
| Hardware Warranty | 1-Year, Limited |
| Part Number Formula | OI-7432-[Power]-32 OI-7432-X-32 |
- Overview
-
OI-7432 32 Channel Wireless Transmission Controller Overview
The Gen II Prosafe 4 x 32 model OI-7432 is a 32-channel Wireless Transmission Controller. The OI-7432 32-channel wireless controller 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. The OI-7432 operates on either 12-35 Volts DC or 110/240 volts AC power input and includes a Modbus output with optional real-time monitoring software.
Sensors available:
- Ammonia
- Chlorine
- Carbon monoxide
- Carbon dioxide
- Fluorine
- Hydrogen
- Hydrogen sulphide
- Hydrogen chloride
- Hydrogen cyanide
- Hydrogen fluoride
- Oxygen
- Sulphur dioxide
- Methyl mercaptan
- Nitrogen dioxide
- Ozone
- Hydrocarbons
- Ethylene oxide
- VOC’s
- Specifications
-
OI-7432 32 Channel Wireless Transmission Controller Specifications
Product Type 32 Channel Wired Modbus Gas Monitor Power Type Wired Power Operating Voltage 12V to 35V DC Current Draw 275 mA Maximum Power Supply 6.25A (150W), 85/264V AC to 24V DC (Optional) Protection Power Electromagnetic Interference (EMI) Filter 4-20 mA Surge Suppression RS-485 Surge Suppression Display Screen 160×104 Resolution Graphical LCD Screen Transflective (Sunlight Readable) with LED Backlight Interface 5 Push-Buttons (MENU, ADD, SUB, SCAN/HOLD, and RESET/ESC) Tamb Temperature Range -20°C to +70°C (-4°F to +158°F) Wired (Digital) Input Up to 32 Individual OI-6000 Series Wired Gas Detectors using RS-485 Modbus Relays 4 Dry-Contact Relays with 4 Amp Replaceable Fuses Fault Terminal Option to Disable Alarm Relays
Latching and Non-Latching Relay Settings
Product Compatibility GEN II Wired Sensors (OI-6000, OI-6000K) Enclosure Material Non Explosion-Proof Fiberglass Enclosure w/ Clear Window Product Dimensions 10 in. L x 8 in. W x 6 in. H (Max. Dimensions w/ Attachments)
Total Weight 8.5 lbs. Product Mounting 4 Mounting Feet, 6 in. W x 12-1/4 in. T (Included) Maximum Mounting Bolt/Screw Size of 5/16 in. (8mm) Diameter
Hardware Warranty 1-Year, Limited Part Number Formula OI-7432-[Power]-32 OI-7432-X-32 - Downloads
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