LiftMaster CB22 Instructions page 28

CONTROL BOX CONFIGURATION
POINT DESCRIPTION
1 M1, terminals:1,2,3
2 M2, terminals:4,5,6
3 M3, terminals:7,10
Terminals:8,10
Terminals:9,10
Terminals:11,12
Terminals:12,13
Terminals:14,15
4 M4, terminals:16,19
Terminals:17,19
Terminals:18,19
Terminals:20,21
Terminals:22,23
5 CN4/CN5, connector
6 CH1, pushbutton
7 CH2, pushbutton
8 L1, pushbutton
9 JMP1, jumper
10 DIP1
11 PT4, potentiometer
12 PT3, potentiometer
13 PT2, potentiometer
14 PT1, potentiometer
15 CN2, connector
16 CN3, connector
17 CN1, connector
FUNCTION
Feeder cable
Drive
Impulse transmitter channel 1
Impulse transmitter channel 2
Emergency-stop push-button / must
be bridged without switch connected
Gate monitor/lighting
Flashing lamp
Connection for accessories 24V
Optional photocell OPEN
Optional photocell CLOSED
Main photocell CLOSED
Contact strip 8.2 kilo ohms
Antenna
Radio module sockets
Learn/Delete radio channel 1
Learn/Delete radio channel 2
Learning the distance covered
Programming the photocell
Dip switch block
RPM sensor setting
Force setting
Automatic closing
Brake
Magnetic limit switch
RPM sensor
E-lock
DESCRIPTION OF THE LEDs
RED LEDs should be switched off. Indication of faults to be rectified;
this does not apply to failsafe photocells not connected. (see
"photocell" description)
(Example: short circuit, photocells and/or contact strip)
POINT DESCRIPTION
LED A RED Learn/Delete radio channel 1
LED B RED Start impulse channel 1
LED C RED Learn/Delete radio channel 2
LED D RED Start impulse channel 2
LED E RED photocell active for OPEN
LED F RED photocell active for CLOSE
LED G RED photocell active for CLOSE
LED H RED contact strip
LED I GREEN stop
LED J YELLOW limit switch gate OPEN
LED K YELLOW limit switch gate CLOSED
LED L RED learn program (distance covered)