dc power supply wiring data

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If a power supply is not outputting DC power, 12 or 24VDC at the Power supply main board lower right terminals ( DC+ DC-), there are several potential causes. ·         Legacy Power Supplies (50...
The following items may cause the  PS900 series power supply to have no DC output voltage. 1. If  the DC voltage selection jumper is missing, the power supply will not provide any D...
The PIB300/PIB301 should be located as close as possible to the Access Control Panel.  Do not exceed 500 feet.
Wiring distance from the PIB300/301 to the AD300/301 locksets may be up to 1000 feet (18AWG) for Power and up to 4000 feet (24AWG) for the RS485 data lines.
See the User Guide instructions in the links below
The 4600 Series operator has both a 12VDC and 24VDC output rated at 1A (combined load) to power strikes, maglocks, and other devices, but an EL device "always" has to have a separate PS914-2RS Seri...
Products shipped on or after August 8, 2012 no longer require the EL wiring adaptor. The ELK Wiring Adaptor (900ELK) was used only when using the PS914 power supply with either the 900-2RS or 900-...
Reference The 914 Installation instructions.
If PS873 power supply provides more than 26.4VDC replace the power supply with PS914 power supply.
If PS873 power supply provides more than 26.4VDC replace the power supply with PS914 power supply.