Technical data
PD_OpManPS-4_05_us.fm
ELAU AG PacDrive PS-4 / PD-8  page 37
5.8 Configuration / 
Hard-copy for correction
The error indicator signals the operating state of the PacDrive PS-4 
based on the following states:
Fig. 5-7: Display state of diagnosis LED "err"
S1/S2
address setting rotary switch
The double-digit SERCOS (00 - 99) must be unabmiguous for each 
SERCOS slave.
S1: Tens digit of the SERCOS address
S2: Ones digit of the SERCOS address
buserr SERCOS bus error indicator (signalled from SERCOS bus)
Display that shows errors of the SERCOS bus. It is on, if a bus 
error occurs. This state can also occur for a short time and cannot 
be quitted.
5.8.2  Combination of PacDrive SCL and PacDrive PS-4
SCL signals in the m PS-4
All Ready signals of the individual PacDrive SCLs come together in 
the PS-4, where they are evaluated. The Ready contact on the PS-
4 is not set until all SCLs and the PS-4 supply a Ready signal.
LED permanent off: no error
LED fast flash: general error
LED slow flash: SERCOS error
LED permanent on: fatal system error
n
f
n
f
n
f
n
f
0 0.26 0.51 1.02 t in sec
t in sec
t in sec
t in sec
0 1.02 2.05
2.05
Diagnose LED PS4 us fh8










