Page 50 - GuardII+ Series 4208 Platform PD User Manual
P. 50
Installation
WARNING:
Take appropriate safety precautions when handling the external
synchronization signals; de-energize the external reference source before
connecting to the terminal block.
When making the connection to the terminal block on the AC Termination Board, ensure
that the ferrules are fully inserted and secured, and that the terminal block is secured.
5.9.2. Low-Voltage External AC Synchronization Input
The Low Voltage External AC Synchronization input on the Carrier Board accepts signals
from 100 mVac to 20 Vac.
Figure 5-19 Low Voltage External AC Synchronization Input Location
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