Endress+Hauser Topclean S CPC30, Operating Instructions Manual

Page: 133 / 178

Topclean S 8 Troubleshooting
Hauser 133
Behaviour with NAMUR setting
8.2.3 Response of contacts to power failure
In the "Set up 1" menu
➠
"Relays", you can define the contacts as "Active open" or "Active closed"
contacts (see page 61). In case of a power failure, the contacts will act according to the setting you
make.
8.2.4 Assembly behaviour
Instrument status Alarm relay Maintenance
relay Function
check Limit value/Controller
Normal operation Picked-up (Fail-
safe behaviour) Picked up Picked up Corresponding to
configuration and
operating status
Failure Dropped out Picked up Picked up Corresponding to
configuration and
operating status
Maintenance required Picked up Dropped out Picked up Corresponding to
configuration and
operating status
Function check Picked up Picked up Dropped out Corresponding to
configuration and
operating status
Voltage-free Dropped out Dropped out Dropped out Dropped out
Hold Corresponding to
configuration and
operating status
Problem Behaviour CPM153 Behaviour CPG30 Assembly behaviour
CPM153 voltage failure
during measurement No function
CPM153 voltage failure
during maintenance No function
CPG30 voltage failure
during measurement Error message E012 All valves closed Can be pushed out of the
process.
CPG30 voltage failure
during maintenance Error message E012 All valves closed Stays in service position
Air failure during
measurement Error message Can be pushed out of the
process.
Air failure during
maintenance Error message E027 Stays in service position
Air failure during
autoclean Error message E027 Stays in service position