OI-6000 CSA #152 Sensor Assembly for Combustible Gas


The Otis Instruments OI-6000 Series Ambient Air Combustible Gas Detector is a versatile assembly that uses an infrared sensor element to detect combustible gases in ambient air. The assembly is certified to CSA 22.2 No. 152 and ANSI/ISA 12.13.01-2013 Performance standards for quick response to combustible gas. Wired power (12 to 35 VDC) with 4-20 mA analog and RS-485 Modbus outputs standard. Magnetic switches allow for nonintrusive calibration while in the field as well as full system settings and diagnostics while remaining Class I Division 1 Groups C & D Certified.

Part Number Formula OI-6000-IR-152-X-X-O — No relays installed OI-6000-IR-152-X-R-O — 2 Dry contact relays installed

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Sensor Type: Infrared Sensor Element

Operating Voltage: Wired Power (3-Wire) 12 to 35 VDC

Current Draw: 1 Amp Maximum


• Power Electromagnetic Interference (EMI) Filter

• 4-20 mA Surge Suppression

• RS-485 Surge Suppression

Display Screen:

• 102×64 Resolution Graphical LCD Screen

• Transflective (Sunlight Readable) with white LED Backlight


• 3 Push-Buttons (MENU, ADD, and SUB)

• 3 Magnetic Non-Intrusive Switches for Calibration (MENU, ADD and SUB)

Customizable Settings: 2 Individually-Configurable Alarm LED/Relay Set-Points

Tamb Temperature Range: -40°C to +54°C / -40°F to 130°F

Wired Analog Output:

• 4-20 mA (3-Wire)

• Fault Terminal

• Optional 2 Dry-Contact Relays with Replaceable 4 Amp Fuses

Digital Output: RS-485 Modbus

Remote Mount Control Unit (Optional Additional Feature): OI-6800 Remote Control Unit

• Allows full operational control of the remotely connected OI-6000-IR-152-X-X-O

• Available in Explosion Proof and Non-Explosion Proof Enclosure Option

• Ability to include an additional 2 Dry-Contact Relays

• Ability to add a GEN II 900 MHz or 2.4 GHz Radio for Wirefree Signal Reporting to other Otis Monitors

Product Dimensions: 5.5″ T x 6″ W x 7″ H (8” W x 17” H Maximum w/ Attachments)

Total Weight: 5.75 lbs.

Hazardous Location Certifications and Approvals:

• Class I, Division 1, Groups C and D T4

• Ex d ib IIB T4 Gb

• Class I, Zone 0, IIB Aex d ib T4 Gb

• CSA 22.2 No. 152

• ANSI/ISA 12.13.01-2013

• Tamb –40°C to +54°C

Hardware Warranty: Limited one year

Sensor Element Warranty: 24 Months, subject to Otis verification of element condition

Relays: None, Two Dry Contact Relays

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