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Electronic control unit ERM
7. Setting of Ø nom. value potentiometer
• Voltage values U
and U
Da
potentiometer setting.
• Nom. voltage U
D a nominal
D
a
___
U
= ∆ U
Q =
D a nominal
D
i
U
= nominal voltage outer diameter
D a nominal
D
= outer diameter
a
D
= inner diameter
i
U
= voltage outer diameter
D a
U
= voltage inner diameter
D i
Q
= diameter ratio
∆U
= voltage difference
• Set U
by potentiometer.
Da nominal
6057 758 101 - 2005-02
measured at random
Di
is calculated.
⎛ Q ⎞
_ ______
∆ U = U
– U
⎝ Q – 1 ⎠
D a
8. Set max. roller Ø.
9. Push "set" key.
10. Release "set" key.
Reference Ø is accepted,
"Ø contr." lights up.
D i
11. The installation is ready for operation.
NOTE
Should the installation not function properly, consult
"4. Identification and causes of failure / corrective action"
(see page 38) !
29
Operating modes
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