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5 Operating the pump controller
18/02/2021
bplogic intelligent pump controller
209
5.6.5.2
Checking the Modbus RTU parameters
The Modbus RTU is a field bus that enables communication between the pump
controller and the frequency converter for a pump.
The devices can only communicate with each other if the parameter values for
parity, stop bits and baud rate that are set on the pump controller match the pa-
rameter values that are set on the frequency converter. Therefore, the parameter
values must be checked before commissioning the pump controller.
The settings are pre-configured by the manufacturer.
Check that the settings are correct before commissioning for
the first time.
If there are problems with the configuration, contact customer
service:
When doing so, provide the current configuration file
on
Or:
Have the pump controller’s order number and serial
number at hand.
on page 8
1.
In
“Configuration”
, tap
“Field bus”
.
“Configuration – Field bus”
(Fig. 135) opens.
C
o
n
fi
g
u
ra
ti
o
n
_
F
ie
ld
-b
u
s
-0
1
.p
n
g
Fig. 135
: “Configuration – Field bus”
2.
Tap
“Modbus RTU”
135/1).
“Configuration – Field bus – Modbus RTU”
(Fig. 136) opens.
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