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3. Pictures to Control Unit Control 144 / 145 / 145 FU
Plug connections:
25. X30 Closing edge safety device
CLOSED
26. X20a Electronic aerial
27. X10 External control elements
28. X20 Photocell
29. X40 RPM sensor
30. X31 Closing edge safety device
OPEN
31. X5 Keypad on cover
32. X8b Signal light relay
33. X8a Limit relay
34. X8c Traffic control relay
35. X8d Relay for special functions
38. X5E Circuit board for button
connection
Connecting terminals:
39. X2c External control elements
Programming buttons:
36. S20 Photocell function
37. S20a Photocell function
Fig. 4: Connections in control unit