Only connect the screen on one side to the common ground potential (either on the
controller or the reader - for reasons of space, connection to the controller is recom-
mended).
NRF
SE
SimonsVoss
SR30HYS_F
A B
-
-
+
1
2
3
4
5
Normal ver-
sion
(without
WP)
The reader x (x=1...3) must be connected to the
SREL3 controller via a four-wire cable. Alternatively, the reader can be
connected directly via a supply voltage. In such a case, you only need to
use a three-wire cable (A, B, -) to the controller.
SmartRelais 3 Leser
4. Connections
28 / 136
EN