Most Transmitter Solutions prox systems use Wiegand.
Bit length must match. If the reader, cards, and panel disagree, cards will not enroll.
Wiegand
The common card-data connection between a reader and a controller.
Also called
Wiegand protocol26-bit Wiegand26 bit Wiegand34-bit Wiegand34 bit WiegandWiegand reader outputWiegand outputWiegandWiegand connectivityconnectivity wiegandwiegand
Catalog fields
Wiegand BitsCredential FormatOutput Protocol
Source: Transmitter Solutions product training