G4L
User Manual
P a g e
| 44
Copyright©2020 ZKTECO CO., LTD. All rights reserved.
7.6.1
Wiegand input
Function Description
Function Name
Descriptions
Wiegand Format
Value ranges from 26 bits, 34 bits, 36 bits, 37 bits, and 50 bits.
Wiegand Bits
Number of bits of Wiegand Data.
Pulse Width(us)
The value of the pulse width sent by Wiegand is 100 microseconds by default,
and can be modified within the range of 20 to 100 microseconds.
Pulse Interval(us)
The default value is 1000 microseconds, and can be modified within the range of
200 to 20000 microseconds.
ID Type
Select the ID type as either User ID or Card number.
Various Common Wiegand Format Description:
Wiegand Format
Description
Wiegand26
ECCCCCCCCCCCCCCCCCCCCCCCCO
Consists of 26 bits binary code. The 1
st
bit is the even parity bit of the 2
nd
to 13
th
bits, while the 26
th
bit is the odd parity bit of the 14
th
to 25
th
bits. 2
nd
to 25
th
bits
are the card numbers.
Wiegand26a
ESSSSSSSSCCCCCCCCCCCCCCCCO
Consists of 26 bits of binary code. The 1
st
bit is the even parity bit of the 2
nd
to 13
th
bits, while the 26
th
bit is the odd parity bit of the 14
th
to 25
th
bits. 2
nd
to 9
th
bits are
the site codes, while the 10
th
to 25
th
bits are the card numbers.
Wiegand34
ECCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCO
Consists of 34 bits of binary code. The 1
st
bit is the even parity bit of the 2
nd
to 17
th
bits, while the 34
th
bit is the odd parity bit of the 18
th
to 33
rd
bits. 2
nd
to 25
th
bits
are the card numbers.
Wiegand34a
ESSSSSSSSCCCCCCCCCCCCCCCCCCCCCCCCO
Consists of 34 bits of binary code. The 1
st
bit is the even parity bit of the 2
nd
to 17
th
bits, while the 34
th
bit is the odd parity bit of the 18
th
to 33
rd
bits. 2
nd
to 9
th
bits are
the site codes, while the 10
th
to 25
th
bits are the card numbers.
