Axis A1601 Guia De Instalacion página 21

TX
Configurable (Input or
Output)
Important
• When the reader is powered by the controller, the qualified cable length is up to 30 m
(98.4 ft).
• When the reader is not powered by the controller, the qualified cable length for reader
data is up to 200 m (656 ft) if the following cable requirements are met: 1 twisted pair
with shield, AWG 24, 120 ohm impedance.
Configured for Wiegand
Function
DC ground (GND)
DC output (+12 V)
D0
D1
O
AXIS A1601 Network Door Controller
5–6
7–8
Pin
1
2
3
4
5–6
Full duplex: TX.
Digital input —
Connect to pin
1 to activate,
or leave floating
(unconnected) to
deactivate.
Digital output —
If used with an
inductive load, e.g.,
a relay, connect a
diode in parallel with
the load, to protect
against voltage
transients.
Note
Supplies power to
reader.
Digital output, open
drain
21
0 to max 30 V DC
0 to max 30 V DC,
open drain, 100 mA
Specifications
0 V DC
12 V DC, max
486 mA combined
for both readers