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zone indicator |
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zone |
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trigger device (activation device) |
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protected (or monitored) premises |
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fire telephone line |
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fire telephone |
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fire call |
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fire alarm system |
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fire alarm sounder |
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fire alarm signalling device |
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fire alarm routing equipment. |
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fire alarm receiving station |
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fire alarm device manual |
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fire alarm control and indicating equipment |
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fire alarm call point, manual |
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fire alarm |
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fault warning routing equipment |
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fault warning receiving station |
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fault warning (trouble signal) |
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control for automatic fire protection equipment. |
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