Cleveland Motion Controls WebPro Motor Powered Unwind Tension Controller MWP – 12662 - 1 REV BA - Manual (Page 8)

AO-70172
7
Revision BA
WebPro Motor Powered Unwind Tension Controller
Controller Connections
WARNING - Disconnect the Controller completely before any electric welding is undertaken on the
machine. Failure to carry out this precaution could damage the Controller and will invalidate the warranty.
WARNING - The PCB uses devices sensitive to electrostatic voltages. Do NOT touch any components
without first using proper electrostatic discharge ESD precautions.
The Controller uses Wago Cage Clamp terminals, it is recommended that the correct tool is used when
inserting the cables. Wago part number 210-120 is available from Wago or CMC Inc.
Do NOT strain the terminals or the PCB. The terminals are suitable for cable sizes 12-24 AWG, 0.1-
2.5sqmm. The cable ends should be terminated with ferrules or crimp tags.
It is necessary to remove the rear cover to connect the Controller, set the links and select the mains
supply voltage. Remove the rear cover and fit the cable gland (supplied loose) to the rear cover. Feed the
mains cable through the cable gland and connect to the two part connect as shown. Feed the transducer
cables and other cables through the most convenient holes in the rear cover and connect to the terminals.
Replace the rear cover and secure the cable gland to retain the mains cable for safety purposes.
All the Controller 0V commons, analog and digital, are connected to earth E and to the metal case.
Torque Control connections shown, for Speed Control connect TB4/5 to the unwind direct speed input.
Under/over unwinding; the polarity of the line and reel tachos must be switched externally to provide a
positive input to the Controller at all times.
TB4 – Analog I/O TB5 – Digital I/O