4
No. Description
1 4 Fuses
F1-F3: Motor fuses 20 A
F4: Control fuse 500mA
2 Motor connection
3 Ground
4 Power connection
5 Terminals X1: Operating voltage
6 Terminals X29: Relay for separate
brake control
7 Connector for GfA Bluetooth stick
8 Terminals X21: potential-free
form C relay (NO/NC)
9 Terminals X20: potential-free
form C relay (NO/NC)
10 Terminals X8: Intermediate open
No. Description
11 Terminals X7: Radio receiver, pull
switch
12 Terminals X6: Photocell
13 Terminals X: + (24V), - (GND)
14 Terminals X5: Control device
15 Terminals X4: Automatic closing
16 Terminals X3: Emergency STOP
17 Terminals X2: Safety edge
18 Selector switch
19 Connector for membrane push
button
20 Display
21 Terminals D: Digital limit switch
22 Terminals X0: Connector for
alternative keyboard
3.2 Overview of the control unit