Ambest Electronics (Ningbo) Co Ltd
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Numens - Model 440-001 - non-addressable alarm bell
440-001 non-addressable alarm bells are suitable for connection to 2-wire and 4-wire fire detection and alarm systems. 440-001 alarm bells will operate with both addressable and non-addressable fire detection control and indicating equipment. Activation is initiated upon connection of the operating voltage, allowing connection to either a switched supply or via an addressable module . The 440-001 alarm bell provides fire detection and alarm system designers with an economical product for life safety and property protection applications.Most popular related searches
· Operates when the supply voltage is connected to the device
· Compatible with relay outputs from control and indicating equipment, or from an output module connected to addressable alarm circuit wiring
· DC 24 V operation
· Loud sound output of 95 dB at 1 m
· Zero current load in quiescent condition
· Easy installation
· Low maintenance
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440-001 |
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Operating voltage |
DC (20 ~ 28) V |
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Quiescent current |
0 A |
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Alarm current |
25 mA |
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Sound output level |
≥ 95 dB @ 1 m |
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Terminal wiring |
(0.4 ~ 2.5) mm2 |
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Operating temperature |
(0 ~ +65) °C |
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Operating humidity |
(0 ~ 95) % RH, non-condensing |
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Storage temperature |
(-25 ~ +80) °C |
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Storage humidity |
(0 ~ 98) % RH, non-condensing |
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Dimensions |
Φ 152 mm × 60 mm |