The Wheelock Series PS-8EXP is 24VDC, filtered and regulated, supervised remote power supply/battery chargers are used for supervision and expanded power driving capability of fire alarm notification appliance circuits. PS-8EXP provides 8 Amps across 4 output. In addition the PS-8 provides additional room in the chassis for accessories like an Addressable Control Module, with mounting studs. The Power Supplies may be connected to any 12V or 24V (FWR or DC) Fire Alarm Control Panel (FACP) by using a Notification Appliance Circuit (NAC) or a “Dry Contact”. Primary applications include NAC expansion (supports ADA requirements) and auxiliary power to support system accessories. This unit provides filtered and regulated 24VDC, up to four (4) Class “B”, two (2) Class “A”, or two (2) Class “B” and one (1) Class “A” Notification Appliance Circuits.PS-EXP module the unit supports (8) Class “B” or (4) Class “A” Notification Appliance Circuits. Additionally, an auxiliary power output of 2.5 Amps (disconnected upon AC power loss or an alarm condition).
- Inputs:
- Two (2) “Dry” Contact initiating Circuits
- Accepts two (2) Class “A” or two (2) Class “B” circuit inputs
- Built in battery charger for sealed lead acid or gel type Batteries
Outputs:
Temporal (Code 3), constant voltage output, Wheelock Sync output or True input to output follower mode
Built-in Wheelock synchronization mode that can be fed to any or all of the output circuits
Input and output can be synchronized with “IN>OUT SYNC” mode (SM, DSM, 2nd POWERPATH™ or FACP with synchronization protocol is required)
Audible silence capability
