10.25 Amp Power Supply
The tables below describes DIP switch settings 1 through 4 of the 10.25 Amp Power Supply.
For ULcompliance, DIPSwitches 1 and 2 must be set to the default, as shown.
Switch 1:Operating Mode
On Special Application Mode
Off (DEFAULT) Recommended for standard operation.
Switch 2: Ground Trouble Detection
On (DEFAULT)
Static: Setting required for interfacing to legacy products. Ground is
pulled to a static voltage between 24V and RTN (1/2 of 24V-OUT).
Off
Dynamic:Ground is pulled to a dynamic voltage, varying from 6-18V
over a 6 second period.
Switch 3: Battery Size
On Sets standby battery capacity ≤ 18 Ah.
Off Sets standby battery capacity > 18 Ah.
Switch 4: Battery Manufacturer
On Sets standby batteries for the Powersonic manufacturer.
Off Sets standby batteries for the Yuasa manufacturer.
l Disabling Battery Indication - Set DIP switch 1 to the ON position, DIP switch 3 to the ON position and DIP
switch 4 to the OFF position to disable the "BATTERY DISCONNECTED" warning indication.
l Disabling the Impedance Test - Set DIP switch 1 to the ON position and DIP switch 3 to the OFF position
to disable the battery impedance test and trouble reporting.
SHIELD Fire, Safety & Security Ltd
Aura Fire Alarm Control Panel Installation Manual
Version 1.00 |June 2019 |MAN-1431VS
Page 92
Power Supplies
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