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SMP3CTX Series Installation Guide
Terminal Identification:
Power Supply Board:
Terminal Legend
Function/Description
L, G, N
Connect 115VAC/230VAC to these terminals: L to Hot, N to Neutral.
– DC +
12VDC / 24VDC @ 2.5A continuous output.
*AC FAIL
NC, C, NO
Used to notify loss of AC power, e.g. connect to audible device or alarm panel.
Relay normally energized when AC power is present.
Contact rating 1A @ 120VAC / 28VDC.
*Low Battery
NC, C, NO
Used to indicate low battery condition, e.g. connect to alarm panel. Relay normally
energized when DC power is present. Contact rating 1A @ 120VAC / 28VDC.
Low battery threshold:
12VDC output threshold set @ approximately 10.5VDC,
24VDC output threshold set @ approximately 21VDC.
– BAT +
Stand-by battery connections. Maximum charge rate 0.5A.
*Note:
Supervised models only
PD4/PD4CB/PD8/PD8CB/PD16W/PD16WCB - Power Distribution Module:
Terminal Legend
Function/Description
PD4/PD4CB
PD8/PD8CB
PD16W/PD16WCB
1P to 4P
1P to 8P
1P to16P
Positive DC power outputs.
1N to 4N
1N to 8N
1N to 16N
Negative DC power outputs.
Caution: Equipment to be installed / serviced by authorized / trained personnel only.
Shut branch circuit power before installing / servicing equipment.
WARNING: To reduce the risk of fire or electric shock, do not expose the unit to rain or moisture.
This installation should be made by qualified service personnel and should conform to the National
Electrical Code and all local codes.
The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user
to the presence of an insulated DANGEROUS VOLTAGE within the product’s enclosure that may be of
sufficient magnitude to constitute an electric shock.
The exclamation point within an equilateral triangle is intended to alert the user to the presence of impor-
tant operating and maintenance (servicing) instructions in the literature accompanying the appliance.
CAUTION:
To reduce the risk of electric shock do not open enclosure.
There are no user serviceable parts inside.
Refer servicing to qualified service personnel.
