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6.2.2 Signal contacts
Collective fault signal "ssm"
potential-free changeover contact
Fig. 1, item 7
Single operation signal "ebm-ma"
potential-free normally open
contact
Fig. 1, item 8
Contact is activated parallel to the
"Single-head or double pump
operation ma" signal lamp.
Single operation signal "ebm-sl"
potential-free normally open
contact
Fig. 1, item 9
Contact is activated parallel to the
"Double operation sl" signal lamp.
Tab. 4
CAUTION!
The potential-free signal contacts may only be operated with one type of
operating voltage (e.g.: 230 VAC or 24 VDC).
Installation and operating instructions Wilo-Control AnaCon
AnaCon
Contact in neutral position:
• Pump not faulty.
Contact activated:
• Pump is defective, cf. Installation and operating
instructions for the pump concerned.
Contact open:
• Single-head pump or double pump ma stationary.
Contact closed:
• Single-head pump or double pump ma is operat-
ing.
Contact open:
• Double pump sl stationary.
Contact closed:
• Double pump sl is operating.
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