Category: Power Supplies

(Results from 11 to 20)
What would cause an EL device to pull and release?
If your Von Duprin EL (solenoid) device pulls and releases quickly instead of holding the latch retracted, please check all of the items below.In most cases, one or more of these solutions will reso...
Exit Devices » Touch Bar » 33A/35A Series » Von Duprin | Exit Devices » Touch Bar » 98/99 Series » Von Duprin | Power Supplies » Standard » PS900 Series » Von Duprin
Can a QEL device be wired so that it stays open during a fire condition?
This must not be done on a fire rated opening. From a wiring standpoint, wiring the fire alarm signal as an input to a power supply  logic board (using it as an access control input) would ...
Power Supplies
Why are the 900-4RL option board red and green lights flashing in an alternating manner?
If the SW2 dipswitches are improperly both set to ON, the red and green lights will strobe to indicate an error.   See the 900-4RL instructions to properly set SW2. ...
Power Supplies | Power Supplies » Standard » PS900 Series | Power Supplies » Standard » PS900 Series » Von Duprin | System Components » Power Supplies » PS900 Series
Schlage and Von Duprin PS900-series Power Supplies - Plug-In AC Cable Provided?
No it does not, that is for the electrician to run their own AC wiring. Alternately, AC pigtails can be purchased at a local hardware or electrical supply store. ...
Power Supplies » Standard » PS900 Series | Power Supplies » Standard » PS900 Series » Von Duprin
Can a PS902 be installed on its back, in a space built beneath the door, with the batteries laying on their backs? Are they sealed batteries?
The batteries are sealed and can be installed placed on their backs.  The problem with placing a power supply on its back is that the heat generated by the power supply has no where to go becau...
Power Supplies » Standard » PS900 Series
Are 900 Series option boards (i.e. 900-2RS or 900-4RL) compatible with PS873 power supplies?
900 Series option boards are not compatible with PS873 power supplies.  They should only be used with PS902, PS904, PS906, and/or PS914 power supplies....
Power Supplies » Standard » PS900 Series
Do the PS900 Series power supplies have an AC monitor / AC failure output?
All PS900 Series power supplies are equipped with an AC monitor which can signal when the unit stops receiving AC power....
Power Supplies » Standard » PS900 Series | Power Supplies » Standard » PS900 Series » Von Duprin
What replaces the Von Duprin PS873 power supply?
The standard Von Duprin PS873 power supply was replaced by the PS914 power supply.NOTE: The newer PS900 option cards can NOT be used in the PS873 power supplies. The PS873 option cards also can N...
Power Supplies » Standard » PS900 Series » Von Duprin
Where is the cross reference list for PS800 to PS900 series power supplies?
The following Legacy information is important to understand before cross referencing power supplies: PS-900 option boards will NOT install onto the legacy power supplies. This includes battery and ...
Power Supplies » Standard » PS900 Series » Von Duprin
Are the legacy Von Duprin PS873 and the current PS900 power supplies filtered and regulated?
The Von Duprin PS873 and PS900 series power supplies are filtered and regulated....
Power Supplies » Standard » PS900 Series » Von Duprin