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9.3
E
LECTRONIC CARD
9.3.1
Supply the servocontrol as per schema SE.
9.3.2
Select the MAN function
9.3.3
Position the adjustment instrument on 4 mA [or on 0 Vdc].
9.3.4
Turn the servocontrol manually till reaching the mechanical zero.
9.3.5
Adjust the closing cam «S1» at few degrees before microswitch involvement.
9.3.6
Turn the potentiometer shaft clockwise
3
till it stops mechanically.
9.3.7
Select the AUTO position
9.3.8
Set the adjustment device on 6 mA [or on 2 Vdc] and wait up the servocontrol
moves, then take it back to 4 mA [or on 0 Vdc] and check it reaches 0 degrees.
9.3.9
If it does not exactly come back to 0 degrees, turn the potentiometer shaft
counterclockwise
4
till 0 degrees.
9.3.10
Set the adjustment device at 20 mA [or on 10 Vdc] and check the max.
opening, then calibrate the opening cam «S2» at few degrees before the
microswitch involvement.
9.3.11
Set the adjustment device on 4 mA [or on 0 Vdc] regulating the servocontrol
back to 0 degrees.
