Otis Instruments OI-7440-X-4 Wired Monitor

The Otis Instruments OI-7440 ProSafe 4x4 Controller is a wired monitor that supports up to four individual 4-20 mA wired sensor assemblies. Four relays can be individually set up to the full scale of the channel and may be set to either latching or non-latching. Compatible with any wired device with a 4-20 mA output, allowing more than just gas detection to be displayed and monitored, which will lead to a safer working environment.

Availability: In stock

Protection

Power EMI Filter

4-20 mA Surge Suppression

RS-485 and RS-232 Surge Suppression

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

Product Compatibility

Any Otis Wired Sensor (01-617, 0I-675, 01-6000, 01-6000K)

3rd Party 4-20 mA Wired (Analog) Sensors

Part Number Formula

01-7440-[Power]-4

01-7440-X-4

Customizable Settings

Option to Disable Alarm Relays/Channel Individual Alarm Set Points

Latching and Non-Latching Relay Settings

Relays

4 Dry-Contact Relays with 4 Amp Replaceable Fuses

Fault Terminal

Display Screen

160x104 Resolution Graphical LCD Screen

Transflective (Sunlight Readable) with LED Backlight

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)

Output

RS-485 Modbus

Interface

5 Push-Buttons (MENU, ADD, SUB, SCAN/HOLD, RESET/ESC)

Tamb Temperature Range

-40°C to +70°C

Wired (Analog) Input

Up to 4 Wired 4-20 mA (Analog) Inputs

Wired (Analog) Output

RS-485 Modbus

Enclosure Material

NEMA 4X Fiberglass Enclosure with Clear Window

Product Dimensions

10 in. L x 8 in. W x 6 in. H (Max. Dimensions with Attachments)

Total Weight

8.5 lbs.

Hardware Warranty

1-Year, Limited

Product Type

4 Channel Wired Gas Monitor

Power Type

Wired Powered

Features

4 Channel Wired Monitor - 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

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

Outout 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

Please refer to datasheet for more information

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Otis Instruments OI-7440-X-4 Wired Monitor

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