2N Helios IP Configuration Manual page 60

Accepted HID cards – set the type of HID Prox cards to be accepted by the card
reader. The card reader supports just one card type at an instant. This setting is not
applied if you do not use the HID Prox cards.
Interface mode – enable the Wiegand function and set Wiegand IN/OUT. The
IDs of the cards tapped on the internal card reader are always resent to Wiegand
OUT.
Message format – set the sent/received message format: 26-bit, 32-bit, 37-bit
or RAW.
0
E
Change facility code – set the mode in which the first 8 bits of the 24 card ID
resent to the Wiegand interface are replaced with the value included in the
Facility code Facility code value is entered in the decadic number format
(allowed value is 0 - 255).
Facility code – enter the facility code for card ID resending to Wiegand
Direction - set the passage direction for a Wiegand-connected card reader (Not
Specified, In, Out) for the attendance system purposes.
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26-bit message format (HID26)
Bits are sent to the Wiegand interface from the left to the right
1 2 3 4
F F F F
E - Even parity, it is counted from bits 1 - 12
O - Odd parity, it is counted from bits 13 - 24
F - Facility code
C - Card code
.
5 6 7 8
F F F F
The parameter is applied only if the Wiegand is OUT.
9 10 11 12
C C C C
13 14 15
C C C
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