INSTALLATION
3-11
MA-5052-ENG MACRO SERIES MELTER MANUAL
Motor speed set point reference (ref ext)
1. If this is the only signal being connected, use 0.5 mm
2
two-wire cable.
2. Thread the power cord (max. Ø12.5 mm) through the electrical wall
bushing Pg13 and fasten it to the inside anchor, making sure that the
cord reaches the power card connector.
3. Connect the two wires from the start-up signal to the terminals XV11
and XV12. This is a double terminal, which makes it necessary to
connect each wire in one of the two holes in the terminal. The positive
signal wire must be connected to point XV12 of the terminal, while the
negative wire must be connected to point XV11.
4. Make sure that the cables are firmly attached by the terminal screws.
5. For the signal to work, the led ‘ref ext’ on the control panel must be on.
Failures output in pump control card
1. If this is the only signal being connected, use 0.5 mm
2
two-wire cable.
2. Thread the power cord (max. Ø12.5 mm) through the electrical wall
bushing Pg13 and fasten it to the inside anchor, making sure that the
cord reaches the power card connector.
3. Connect the two wires from the start-up signal to the terminals XE11
and XE12. This is a double terminal, which makes it necessary to
connect each wire in one of the two holes in the terminal. Since this
contact is not under voltage, there is no connection polarity.
4. Make sure that the cables are firmly attached by the terminal screws.
Warning: It must be connected to 24 AC or DC voltage with a maximum
current of 1A.
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