OI-9850 Interface WireFree Monitor

Engineered to accommodate the time-tested WireFree product line of Otis Instruments, Inc., the Interface OI-9850 is a 255 channel receiver that works collectively with Otis Gen I and Gen II WireFree sensor assemblies and a PLC, PC, or other compatible monitors.

The OI-9850 features a 128×64 graphical LCD with a green LED backlight. The device operates with 120 Volts AC or 12-35 Volts DC (250mA) power-in. The device also features RS-485 and RS-232 RTU Modbus Output, and offers 0, 8, 16, 24, or 32 channels of 4-20mA output. Users can find a virtual COM port over USB or ethernet-to-website to possess real-time values. Radio options are one legacy radio at 900 MHz, 100 mW with an option of one GEN II radio at 2.4 GHz, 100 mW or one GEN II radio at 900 MHz, 200 mW. 

The operating temperature range is -20℃ to +60℃, with fuses automatically resetting the PTC. Protection for this instrument includes a power EMI filter, surge suppression, 4-20 mA, and RS-485 surge suppression. The OI-9850 possesses a Stahlin 10” x 8” x 6” fiberglass with a clear window. Certification for the instrument is a CAN/CSA-C22.2 No. 61010-1-12 as well as a UL Std. No. 61010-1 3rd edition NEMA 4 for the enclosure only. Otis Instruments offers a vast selection of Wired and WireFree easy-to-use, robust, and configurable gas detectors and monitors capable of detecting both toxic and non-toxic gases for diverse applications. For more information regarding toxic gas detection systems, visit our products page. To ask a question or learn about other solutions for your industry, contact Otis Instruments today!