Trouble Shooting
26
Electrical Linear Actuators for Continuous Modulating Control LME620AI / LME620AN (Contrac)
43/68-13 EN
10.4 Input configuration
E 4.1: actuator is set to AUTO mode
E4.2: Fuse for setpoint signal ok? see chpt. 6.5
No
E 3.3: No
E4.3: Setpoint signal measurable and polarity ok?
No
Yes
Yes
No
Yes
R4.1:
De-activate digital
input contacts
(C 4 chpt. 10.9)
or
provide „DC 24 V
„high“ signal to dig.
input 1
R4.2:
Replace
fuse
R4.3:
Provide setpoint
signal and / or
change polarity
E4.4: Setpoint function
adjusted to „analog
setpoint“?
(C 4 chpt. 10.9)
Yes
No
R4.4:
Select „analog
setpoint“ in user
interface
E4.5: Permanent drive
command at dig. input
2 or 3?
R4.5:
Electronic
unit
defective
R4.6:
De-activate
permanent
drive com-
mand
Yes
No