GAI-Tronics 1090, Инструкция по установке и эксплуатации

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VR & Help Point 5
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Sensitive microphone, protected by semi porous membrane and
aluminium grille
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Stainless steel auto-dial button(s)
•
Call status LED
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Auto-dial numbers are remotely programmable
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Line powered operation (optional supplementary power supply available)
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Optional cast aluminium rear enclosure
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Optional induction loop for the hearing impaired.
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Optional isolated input for power supply
•
Optional relay outputs (2)
•
Optional logic inputs (4)
2.1. Changes from previous versions
This manual describes an updated range of products introduced in December
2007. For those familiar with GAI-Tronics’ products, the list of new or
changed features is as follows:
•
New terminal layout (section 6).
•
Increased lightning protection (section 10).
•
Compliance with railway EMC standards (section 10)
•
Optional additional relay outputs and logic inputs (section 6.3 & 6.4)
•
Optional isolated input for power supply (section 6.2)
•
Improved clear-down mechanisms (section 3.3)
•
RoHS compliant
For the full list of product features, please see the specifications in section 10.
3. Operation / Testing
Please note that, following its initial connection to the line (ie first installation), there
may be a delay of up to 30s before the telephone can make an outgoing call.
3.1. Making a Call
To make a call, press the required button and wait for connection. The unit
will seize the line and then automatically dial the pre-programmed number.
3.2. Answering calls
To receive a call, press any button when ringing is heard.