Installation Instructions

SMP1024Xseries - 3 -
4. Connectdevicestobepowered:
a. For Power Supply Board connect to the terminals marked [--- DC +].
b. For Power Distribution Module(s) connect devices to be powered to the terminal pairs 1 to 4 marked
[1P & 1N] through [4P & 4N] (Fig. 2, pg. 4), 1 to 8 marked [1P & 1N] through [8P & 8N] (Fig. 3, pg. 4),
or 1 to 16 marked [1P & 1N] through [16P & 16N] (Fig. 5, pg. 5) carefully observing correct polarity.
5. When using stand-by batteries, they must be lead acid or gel type. Connect battery to the terminals marked [--- BAT +]
(battery leads included), (Fig. 1, pg. 4 or Fig. 4, pg. 5).
 Note:Whenbatteriesarenotused,alossofACwillresultinthelossofoutputvoltage.
6. ForSupervisedModelsOnly:
Connect appropriate signaling notification devices to AC Fail & Low Bat supervisory relay outputs marked
 [N.O.,C,N.C.](Fig. 1a, pg. 4, Fig. 4a, pg. 5).
LED Diagnostics:
OLS250/OLS257 - Power Supply Board
Red (DC) Green (AC) Power Supply Status
ON ON Normal operating condition.
ON OFF Loss of AC. Stand-by battery supplying power.
OFF ON No DC output.
OFF OFF Loss of AC. Discharged or no stand-by battery. No DC output.
PD4/PD4CB/PD8/PD8CB - Power Distribution Module
Green Power Distribution Module Status
ON Normal operating condition.
Terminal Identification:
OLS250/OLS257 - Power Supply Board
Terminal Legend Function/Description
L, G, N Connect115VACtotheseterminals:LtoHot,NtoNeutral,Gtoground(ifused).
--- DC + 24VDC @ 10 amp total supply current.
*AC FAIL
N.C.,C,N.O.
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 1 amp @ 120VAC / 28VDC.
*Low Battery
N.C.,C,N.O.
Used to indicate low battery condition, e.g. connect to alarm panel. Relay normally energized
when DC power is present.
Contactrating1amp@120VAC/28VDC.Lowbatterythreshold:
24VDCoutputthresholdset@approximately21VDC.
--- BAT + Stand-bybatteryconnections.Maximumchargerate0.7amp.
*Note:SupervisedModelsOnly.
PD4/PD4CB/PD8/PD8CB - Power Distribution Module
Terminal Legend
Function/Description
PD4/PD4CB PD8/PD8CB PD16W/PD16WCB
1P to 4P 1P to 8P 1P to 16P Positive DC power outputs.
1N to 4N 1N to 8N 1N to 16N Negative DC power outputs.