Type number
1740 Alert annunciation controller.
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Voltage (V DC) |
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nominal | See input 1 below. | ||
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Current consumption at nom. volt. (mA) |
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quiescent1 | 10 |
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active2 | 40 |
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Ambient temperature (°C) |
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operating | 0 to +40 | ||
storage | |||
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Ambient humidity (% RH) | max. 90, non condensing | ||
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Ingress Protection rating (estimated) | IP61 (with the "O" ring gasket) | ||
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Inputs |
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1. | Operation | 24 V DC, (voltage input, | |
2. | Fire | General fire alarm (normally open contact) | |
3. | Fire brigade alerted | Fire brigade tx activated (normally open contact) | |
4. | Acknowledged | Alert annunciation acknowledged (normally open contact) | |
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Outputs | Relay contacts for 1 A @ 24 V DC. |
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1. | Acknowledge | Push button "Kvittering" activated (normally open) | |
2. | Reset | Push button "Återställning" activated (normally open) | |
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Size W x H x D (mm) | 220 x 145 x 50 |
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Weight, (g) | 400 |
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Colour (high impact ABS) | Grey (RAL 7035) | ||
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Approvals | CE; Conforms to |
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| SBF 110:6. | |
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1LED "Drift" turned on.
2LED "Kvittering" or LED "Räddningstjänsten larmad" turned on.
All technical features and data are subject to changes without notice, resulting from continuous development and improvement.
Product Leaflet | Date of issue | Revision / Date of revision |
MEW00279 | 3 / | |
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