Model IFP-2000/ECS Installation Manual
4.
Intended for connection to a polarity reversal circuit of a remote station receiving unit having compatible
rating.
Figure 4-46 Polarity Reversal Connection Using the 7644
4.14.5
Transmitter Activated by Dry Contacts
This section describes the connection of a UL 864 listed remote station transmitter to the IFP-2000 dry relay
contacts. The IFP-2000 FACP contacts must be supervised by the remote station transmitter module using end-
of-line resistors (ELRs) with a value determined by the transmitter manufacturer. Power is also provided by the
remote station transmitter manufacturer. Refer to the remote station transmitter manufacturer's manual for
details.
Figure 4-47 Transmitter Activated by Dry Contacts
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151430-L8