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Otis Instruments Omniguard Model 660 Flame Detector

The Omniguard Model 660 UV flame detector is designed to detect unwanted fires and output alarm information. The Model 660 senses ultraviolet radiation in the appropriate wavelength for fast detection of hydrocarbon and non-hydrocarbon fires. Available in two versions: one for standard industrial applications, and one suited for turbine enclosure and high temperature industrial applications.

Availability: In stock
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Specification

Otis Instruments Omniguard Model 660 Flame Detector

Certifications & Approvals

- Class I, Division 1, Groups B. C & D (Explosion Proof)

- Class II, Division 1, Groups E, F & G (Dust Ignition Proof)

- NEMA 4X Weatherproof, Dust-Tight, Watertight

- ŒE0081 Ex d II 2 G/D

- Ex d IIB+H2 T5 Gb for Gas on 660-0XXXX

- Ex tb IIIC T100°C Db IP6X for Dust on 660-0XXXX

- Ex d 118+H2 T4 Gb for Gas on 660-1XXXX

- Ex tb IIIC T1 135°C Db IP6X for Dust on 660-1XXXX

- Copper-Free Aluminum Housing Conversion Coated to MIL-C-5541C. Class 3 (White) - Standard

Output

- Relay

Relays (2): Fire, Trouble, Dry Contacts, Hermetically Sealed

Rated: 2 A at 28 VDC (User Selects NO or NC)

Fire Relay: User Selects Latching or Non-Latching

- Current Loop (Standard Version):

0 to 20 mA Output

20 mA = Fire

0 mA = Ready

Operating Temperature Range

-40°F to 185°F (-40°C to 85°C) - Standard,

-40°F to 257°F (-40°C to 125°C) - Special High Temp. Version

Optional Accessories

- Swivel Mount: No. 20856 (Used with Aluminum); No. 70991 (Used with Stainless Steel)

- Portable Test Unit: No. 43808-2

- Air Shield Assy Kit: No. 8001023

Spectral Response

Ultraviolet Peak Sensitivity of 0.22 um

Nominal Voltage

24 VDC (Ripple Voltage <240mV)

Voltage Range

20 to 30 VDC

Power Consumption

90 mA (Standby), 110 mA (Alarm), 250 mA (Auto and Manual Test)

Digital Output

Programmable RS-485 Modbus Serial Output

Product Dimensions

4.5 H x 5.5 W x 6 D in.

Total Weight

5 Ibs. Aluminum, 13 Ibs. Stainless Steel

Conduit Entry

3/4-14 NPTF or M20-1.5

Features

Please refer to datasheet for more information

Resources

Technical Data-Sheet

Otis Instruments Omniguard Model 660 Flame Detector

Omniguard 660 Data Sheet.pdf

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Technical Data-Sheet

Otis Instruments Omniguard Model 660 Flame Detector

Omniguard 660 Data Sheet.pdf

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