Use #18 gauge wire up to 200 feet maximum distance from PS900 x 900-2Q power supply to the QEL exit device. The new QEL+ no longer requires the 900-2Q board but still needs a different option board...
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 EPT2 has (2) 18 gauge wires and the EPT10 has (10) 24 gauge wires.
Even though they are 18 gauge or 24 gauge wires they are special high stress, high flex, & high current wires specifically u...