Zeta Duct Unit
- From Only: £105.27 + VAT
The Zeta duct unit enables monitoring of an air duct for smoke particles. It is available with a standard base or a relay base. It is supplied with duct sampling probes.
Under normal conditions no IR reaches the photodiode. But when
smoke enters the chamber it causes the IR to scatter, and this will
then be picked up by the photodiode. If the photodiode... Read more »
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Common Base
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Relay Base
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The Zeta duct unit enables monitoring of an air duct for smoke particles. It is available with a standard base or a relay base. It is supplied with duct sampling probes.
Under normal conditions no IR reaches the photodiode. But when
smoke enters the chamber it causes the IR to scatter, and this will
then be picked up by the photodiode. If the photodiode ?sees?
smoke on the 2 following pulses, the detector enters the alarm state,
and lights its LED
Additional Info
Download the Zeta Data sheet - Click here
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