Simons Voss Technologies SmartRelay 3 Manual page 61

SmartRelay 3 system
8.4.5.2 Connecting one or more buttons
(Manual)
This configuration is ideal if you wish to reduce the number of branches in
the wiring. Both configurations function in exactly the same way.
-
+
1(1)
<
1(2)
2(1)
<
2(2)
+1
-
B1
A1
+2
-
B2
Controller
A2
+3
-
B3
A3
O4
O3
O2
O1
O+
I3
I2
I1
-
I+
As a general rule, buttons are always connected to the digital inputs on the
controller. Up to three buttons can be connected per controller (see
Controller [ 17] ). Button functions can be configured in LSM. The inputs are
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low in a non-actuated state, i.e. logic 0. They are registered as high if the
voltage present exceeds a threshold value (see
threshold voltage can be exceeded (as shown) by connecting to the
controller's operating voltage. Alternatively, any voltage within the
Properties [
specified levels (see
reference potential to the controller.
L
N
Power supply unit
+
-
L
N
Power supply unit
+
-
-
+
Reader
-
B
A
-
+
Reader
-
B
A
-
+
Reader
-
B
A
162]
) can be used with a common
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8. Setting up
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Properties [ 162]
). The
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