English
Code
Symbol
no.
flashing
E51
E52
E53
E54
MA
*) Only for pumps with P1 ≥ 800W
Table 10.2: Warning signals
If the operating fault cannot be remedied, please consult skilled craft firms
or the nearest Salmson customer service point or representative.
90
Fault
Cause
Invalid
Different pumps
master/slave
combination
Master/slave
IF Modules not correctly
communica-
plugged in, cable defec-
tion error
tive
Invalid bus
Same bus address
address
assigned twice
I/O module
I/O module connection
connection
interrupted
Master/slave
not set
Remedy
Single pumps:Use the
same pump types.
Double pump: Request
customer service or read
the pump type at MA and
SL using an IR device. If the
module types deviate,
request the corresponding
replacement module
The modules switch over
to single pump operation
after 5 s. Plug modules
back in, check cables
Carry out addressing on
the module once again
Check connection
Define the master and
slave
Pompes Salmson 05/2015