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10 Electrical installation
Terminal assignment
X1
BEKOMAT® 31U IF built-in F
1
1. Only use a protective extra-low voltage (PELV)
in accordance with IEC 60364-4-41.
2
2. Carry out installation in accordance
with VDE 0100 / IEC 60364.
3. Observe the terminal assignment.
5
4. Unscrew the screw (1) and
remove upper part of the cover (2).
5. Unscrew the threaded cable connection (3),
remove the plug (if there is one) and lead
the cable (4) for the supply voltage through.
3
6. Connect the cable (4) with the terminals (5).
7. Install the cables as shown (see also
terminal assignment in the following text).
4
8. Tighten the threaded cable connection (3)
with a slightly sealing effect.
9. Put on the upper part of the cover (2)
and tighten the screw (1) fingertight.
N/-
L/+
10. Between the Gnd connection and the piping,
X1.2 X1.1
a potential difference is not admissible.
If required, potential equalisation in accordance
with VDE 0100 / IEC 60364 must be provided for.
•
+24 supply voltage + 24 Vdc
•
Drn Input, triggering of the solenoid valve
internal pull-up resistance (4.4 kOhm) after +24V
input signal "low": valve triggered
input signal "high": valve not triggered
(input open)
•
Sen Output, open-drain output
transistor switched through (Gnd potential):
sensor uncovered
transistor open (open-drain):
sensor covered
•
Gnd supply voltage 0 V / mass
Electrical installation
Note:
13
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