Example configurations
Leuze electronic
CML 720i Ex
104
1
Master light curtain LC1
2
Slave light curtain LC2
3
Slave light curtain LC3
4
Total cycle time
Figure 11.1: Example: cascading with three light curtains
Configuring light curtain 1:
Configure the trigger settings (triggered, master, total cycle time).
Configure the digital IOs (pin 5) settings.
Configuring light curtain 2:
Configure the trigger settings (triggered, slave, delay time).
Configure the digital IOs (pin 5) settings.
LV2
LV1
t [µs]
LV3
LV1-OUT
1
2
3
4
t
LV2
t
LV3
t
LV1
Cascading configuration
Cascading
1: Active
Note: With cascading operation, the master must also be set to 1 (active)!
Function type
1: Master (sends trigger signal)
Master cycle time
Total cycle time (= sum of cycle times of the light curtains LC1+LC2+LC3)
Duration of a TRIGGER cycle in ms
Digital IO1 (pin 5) settings
Pin 5 - Input/output selection
1: Output
Pin 5 - Switching behavior
0: Light switching
Pin 5 - Output function
3: Trigger output
Cascading configuration
Cascading
1: Active
Note: With cascading operation, the master must also be set to 1 (active)!
Function type
0: Slave (expects trigger signal)
Trigger delay time → Scan [us]
Enter cycle time of light curtain 1 (LC1)
Digital IO1 (pin 5) settings