2.
Turn torque dial [4] to set the required torque (1 da Nm = 10 Nm). Example:
-
Black torque switching head set to approx. 25 da Nm
≙
250 Nm for direction
CLOSE
-
White torque switching head set to approx. 20 da Nm
≙
200 Nm for direction
OPEN
3.
Fasten lock screws [3] again.
Information: Maximum tightening torque: 0.3 – 0.4 Nm
➥
The torque switch setting is complete.
9.6.
Limit switching: set
The limit switching records the travel. When reaching the preset position, switches
are operated.
Figure 60: Setting elements for limit switching
Black section:
[1]
Setting spindle: End position CLOSED
[2]
Pointer: End position CLOSED
[3]
Mark: End position CLOSED is set
White section:
[4]
Setting spindle: End position OPEN
[5]
Pointer: End position OPEN
[6]
Mark: End position OPEN is set
9.6.1.
End position CLOSED (black section): set
1.
Engage manual operation.
2.
Turn handwheel clockwise until valve is closed.
3.
Press down and turn setting spindle [1] with screw driver in direction of the
arrow and observe the pointer [2]: While a ratchet click is felt and heard, the
pointer [2] moves 90° every time.
4.
As soon as the pointer [2] is 90° from mark [3]: Continue turning slowly.
5.
As soon as the pointer [2] moves to mark [3]: Stop turning and release setting
spindle.
➥
The end position CLOSED setting is complete.
6.
If you override the tripping point inadvertently (ratchet click is heard after the
pointer has snapped): Continue turning the setting spindle in the same direction
and repeat setting process.
9.6.2.
End position OPEN (white section): set
1.
Engage manual operation.
2.
Turn handwheel counterclockwise until valve is open.
55
SQ 05.2 – SQ 14.2 / SQR 05.2 – SQR 14.2 Control unit - electromechanical
AC 01.2 Intrusive Modbus RTU
Commissioning (basic settings)
