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About Sound Levels
To choose an alarm or speaker that’s loud enough, first determine the decibel (dB) rating of background noise.
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Hazardous Location Buzzers
Buzzers are UL Listed for Class I, Divisions 1 and 2, Groups B, C, and D; Class II, Divisions 1 and 2, Groups E, F, and G; and Class III, Divisions 1 and 2 environments where flammable gases, combustible dust, and combustible fibers may be present.
Mounting Holes | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Voltage | Current | Volume | Sound Pattern | Ht. | Wd. | Dp. | Material | Conduit Size | Thread Type | Fasteners Included | No. of | Dia. | Includes | Each | |
With 3 Wire Leads | |||||||||||||||
| 24V DC | 0.16 A @ 24 V DC | 97 dBA @ 10 ft. | Continuous | 7 5/8" | 7 3/8" | 4 1/4" | Zinc | 3/4 | NPT | No | 2 | 3/8" | Two Mounting Brackets | 0000000 | 000000000 |
| 120V AC | 0.13 A @ 120 V AC | 100 dBA @ 10 ft. | Continuous | 7 5/8" | 7 3/8" | 4 1/4" | Zinc | 3/4 | NPT | No | 2 | 3/8" | Two Mounting Brackets | 0000000 | 00000000 |