Reader connection
SREL3 controller connec-
tion
Signal
-
- (optional)
GND. Connection for ex-
ternal power supply. Elec-
trically connected to reader
port 3. Only required with
external power supply.
WP version
The weatherproof WP version of the reader is supplied with a 2 m long,
pre-assembled cable.
Reader connection
Wire colour in cable
SREL3 controller
connection
Signal
A
yellow
A1/A2/A3
RS-485: Data line A
B
brown
B1/B2/B3
RS-485: Data line B
SmartRelais-3-Leser
4. Connections
38 / 164
EN
