00196624-04_Service Manual WPC5_6_EN_01-2019.pdf - 第55页

Service Manua l WPC5 / WPC6  Page 3- 55 Installation ➢ During installation, m ake sure you fit the parts in the correct position (front/back ). ➢ Carefully lift the new control unit onto the thre aded pins and fix in pl…

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Service Manual WPC5 / WPC6
Page 3-54
3.6.3.8 Replace the Complete Control Unit
Overview – Example of WPC6
1. Control unit – front
2. 2 x cap nuts on the front
3. CAN bus connection on controller board
4. 2 x nut on the back
5.
Control unit – back plane with plexiglass cover
Spare Part
• WPC5 control unit assembly [03072950-xx]
• WPC6 control unit assembly [03056855-xx]
Removal
➢ Wear the ESD wristband.
➢ Loosen the 4 screws fastening the plexiglass cover (5) to the back plane and remove this.
➢ Check whether all cables are labeled.
➢ Make sure that you are able to correctly assign all cables and plugs again. Where necessary,
label cables, plugs and connections for easier reconnection later.
➢ Unplug the CAN bus cable from the front of the controller board..
Service Manual WPC5 / WPC6
Page 3-55
Installation
➢ During installation, make sure you fit the parts in the correct position (front/back).
➢ Carefully lift the new control unit onto the threaded pins and fix in place with the 4 nuts.
➢ Restore all electrical connections and plug in the ground cable (1) again.
➢ Run the cables neatly inside the control unit (3) so that they do not interfere with any other
parts.
➢ Fasten the cable with cable ties.
➢ Fit the plexiglass cover..
Control unit back plane - details
1. Connections for limit switches, sensors and light
barriers.
For a detailed overview of the connections, see
"3.7.1.3 Detailed Connections for Limit Switches,
Sensors and Light Barriers" [➙
3-71].
➢ Carefully unplug connections X1A to X20A on
the terminal strip (proximity switch, sensors etc.)
with a suitable pair of pliers (e.g. combination
pliers) (1). Make sure that you do not bend the
contact pins.
➢ Unplug the remaining cables, plugs and
connections.
Control unit back side – example WPC6
➢ Disconnect the control unit ground cable (1)
from the WPC frame.
➢ Loosen the two nuts (2) from the threaded pins
on the control unit located on the back plane
side.
➢ Loosen the two cap nuts from the threaded pins
on the front side of the control unit.
➢ Carefully pull the control unit out towards the
front.
Service Manual WPC5 / WPC6
Page 3-56
Settings
➢
Check that the sensors have a correct cable assignment.
➢
To do this, open the station software menu at:
⇨ Manual Operations ⇨ Subsystems ⇨ WPC ⇨ Inputs/Outputs.
➢ Trigger the individual limit switches and sensors manually, to check whether the correct
input is activated.