Setting Of Torque Switching - AUMA VARIOMATIC SARV 10.1 Operation Instructions Manual

Operation instructions

10. Setting of torque switching

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.
MOV
Set torque must suit the valve!
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When multi-turn actuator is delivered by a valve
M
manufacturer, setting was made during testing.
This setting should only be changed with the consent of
the valve manufacturer!
Figure K
.
.
Loosen both lock screws O at the torque dial (figure K).
Turn torque dial (P) to set it to the required torque (1 da Nm = 10 Nm).
Example:
Figure K shows the following setting:
.
Tighten lock screws O again
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The torque switches can also be operated in manual
operation. When appropriately controlled electrically, the
.
tripping of the torque switch is stored and thus an
electrical start in a specific direction is prevented.
The torque switching acts as overload protection over full
travel, also when stopping in the end positions by limit
.
switch.
.
If applicable, press indicator disc on shaft and perform setting as
described under clause 11, page 14.
.
Clean sealing faces at cover and housing; check if O-ring is in good
condition. Apply a thin film of non-acidic grease to the sealing faces.
Place cover on switch compartment and fasten hex. bolts evenly
crosswise.
Multi-turn actuators SARV 07.1 - SARV 10.1
Setting CLOSED
O
P
3,5 da Nm = 35 Nm for direction CLOSE
3,5 da Nm = 35 Nm for direction OPEN
AUMA VARIOMATIC
Setting OPEN
O P
13