The Otis Instruments OI-7480 ProSafe 4x8 Controller is a versatile wired monitor. The OI-7480 comes standard with DC power and can be configured with AC power supply. Four relays can be individually set up to the full scale of the channel and may be set up to either latching or non-latching. Supports up to 8 or up to 12 individual 4-20 mA wired sensor assemblies that can monitor and display a variety of toxic gases, leading to safer working environment.
Note: Additional AC power supply option is available. Please call 1-800-333-3331 for more information.
Features
- 8 or 12 Channel Wired Monitor That Supports Any 4-20 mA Wired Sensor
- 12 to 35 VDC Operating Voltage with an Optional AC Power Supply
- Operating Temperature Range of -40°C to +70°C (-40°F to 158°F)
- Graphical LCD with LED Backlight
- 5 Push-Button Interface (ADD, MENU, SUB, SCAN/HOLD and RESET/ESC)
- 4 Individually Configurable Alarm Set-Points: Four Front Panel ALARM LED Indicators (Red); 4 Dry Contact Relays (4 Amps Maximum per Relay)
- Status LEDs for Power and Fault: Multi-Color Status Light; Amber Fault LED for Indicating System Faults
- Output Options: Wet Contact DC Fault Terminal, Relay 4 Can Optionally Be Configured as a Fault Relay, RS-485 Modbus
- NEMA 4X Standard Fiberglass Enclosure with Clear Window
- 1-Year Limited Hardware Warranty
Specifications
- Product Type: 8 or 12 Channel Wired Gas Monitor
- Power Type: Wired Powered
- Operating Voltage: 12V to 35V DC or 120V AC
- Current Draw:
- 300 mA Maximum (8-Channel)
- 325 mA Maximum (12-Channel)
- Protection:
- Power Electromagnetic Interference (EMI) Filter
- 4-20 mA Surge Suppression
- RS-485 and RS-232 Surge Suppression
- Display Screen: 160x104 Resolution Graphical LCD Screen
- Interface: 5 Push-Buttons (MENU, ADD, SUB, SCAN/HOLD and RESET/ESC)
- Tamb. Temperature Range: -40°C to +70°C (-40°F to 158°F)
- Relays:
- 4 Dry-Contact Relays with 4 Amp Replaceable Fuses
- Fault Terminal
- Option to Disable Alarm Relays
- Latching and Non-Latching Relay Settings
- Individual Set per Channel
- Product Compatibility:
- Any Otis Wired Sensor (OI-617, OI-6000, OI-6000K)
- 3rd Party Wired (Analog) Sensors
- Digital (Output): RS-485 Modbus
- Enclosure Material: NEMA 4X Non-Explosion Proof Fiberglass Enclosure with Clear Window
- Product Mounting: 4 Mounting Feet, 6 in. W x 12-1/4 in. T (included); Maximum Mounting Bolt/Screw Size of 5/16 in. (8 mm.) Diameter
- Product Dimensions: 12 in. L x 10 in. W x 6 in. H (Max. Dimensions with Attachments)
- Total Weight: 12.15 lbs.
- Hardware Warranty: 1-Year, Limited
