Bit length must match the cards, reader, and panel. A 26-bit card on a 34-bit reader will not enroll cleanly.
Ask for the format the site already uses, then stay on that bit length.
Catalog FiltersReviewed 2026-08-28
Wiegand bits
The bit length of a Wiegand card number, such as 26-bit or 34-bit.
Also called
Wiegand bit filterbit length filter26-bit filterWiegand bitscatalog wiegand bits filters
Catalog fields
Wiegand BitsCode TypeProduct Type
Source: Transmitter Solutions product training