Zeta Duct Unit

Duct Unit

Product code Zeta-DU

Choose an Option

Common Base - £92.50 exc. VAT

Relay Base - £100.00 exc. VAT

At A Glance
Delivery and Returns

Duct Unit

How much will it cost to deliver my order?

Standard delivery is 2-3 days from the date of despatch. Orders under £50 the postage is £4.95 but orders over £50 the postage is FREE (UK Mainland Only)

Next Working Day - £8.50 (Please note that the Next Working Day option is not available in all locations and is only available if all the items you are trying to order are in stock please check with sales for eligibility)

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What if I want to return my order?

We hope that you will be happy with your Locksonline purchase. However sometimes you may need to return a purchase. We we will happily refund or exchange purchases, provided it is within 7 days of delivery, in its original packaging and with proof of purchase.

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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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