OI-6000 Non-Explosion Proof Wire Powered Sensor Assembly with GEN II Radio


The Otis Instruments OI-6000 Series Ambient Air Toxic Gas Detector is a versatile assembly that uses an electrochemical, infrared or PID sensor element to detect a variety of gases. Wired power (12 to 35 VDC) with 4-20 mA analog and RS-485 Modbus outputs. Magnetic switches allow for non-intrusive calibration while in the field as well as full system settings and diagnostics.

Part Number Formula: OI-6000-[Sensor Type]-[Gas Type]-[Radio Option]-X-T


Part Number: N/A Categories: ,



Sensor Type: Electrochemical, Infrared, Photo Ionization Detector

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

Power Draw: 2 Watts 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 Set-Points

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

Tamb Temperature Range: -20°C to +54°C / -4°F to 130°F

Wired (Analog) Output: 4-20 mA (3-Wire) – Fault Terminal

(Digital) Output:

  • RS-485 Modbus

  • GEN II 900 MHz or GEN II 2.4 GHz Radio WireFree Output

Product Dimensions: 7.6″ L x 5.1″ W x 5.4″ H (15.76” L Maximum w/ Antenna) Total Weight 5 lbs.

Hardware Warranty: Limited one year

Sensor Element Warranty: Varies with Gas Type


OI-6000-X-X-X-X-T Data Sheet

OI-6000-X-X-X-X-T Operation Manual



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Additional information

Sensor Type


Gas Type

H2S, CO, O2, H2S2K, HCL, HCN, NH3, NH3300, NH3A, NO2, SO2, CO2, LEL, CL2, PH3, VOC10, VOC20, VOC50, VOC1K, VOC2K, CH2O

Radio Configuration

GEN II 900 MHz Radio, GEN II 2.4 GHz Radio

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