User Manual for PuraLev
®
i100SU
www.levitronix.com
PL-4063-00, Rev03, DCO# 20-275
25
4.2.6 Installation of RS485 Fieldbus Multi-Pump System Arrays
shows a typical multi-pump system arrangement with the
RS485
fieldbus and its basic specifications
for the
EasyConnect
Model.
Figure 24: Multi-pump system arrangement with EasyConnect models with RS485 fieldbus
(See Table 3 for cable specifications)
Following points and information shall be considered:
➔
) are available to simplify the installation of a fieldbus array
as illustrated in
➔
Testing has been done with arrangements of 8 pump systems. Higher number is possible but it
is recommended to contact
Levitronix
®
Technical Service
department (see
Section 8
) for details
and support.
➔
Address setting of the pump units can be done with the
Levitronix
®
Service Software
and a
PC.
A USB/RS485 converter cable with integrated initialization network can be ordered according to
➔
The fieldbus array must be terminated as illustrated in
. A dedicated connector with
integrated termination resistor (see
) is available.
➔
The
RS485
protocol for master communication is available at
Levitronix
®
on request.
➔
Do not use multiple master systems at the same time and do not use closed ring arrangements.
4.2.7 Installation of Fieldbus for Serial Pumping
Serial pumping setup with up to 3 pumps can be done as shown in
Same instructions can be followed
as mentioned in
Section 4.2.6
. A dedicated firmware for operating the array with one unit (including redundancy
behavior) is available on request.
Integrated Pump Driver
EasyConnect Model
#1
Power
Supply
PLC
Fieldbus
OUT
Fieldbus
IN
IPS Cable Signal
Integrated Pump Driver
EasyConnect Model
#2
Power
Supply
PLC
Fieldbus
OUT
Fieldbus
IN
Integrated Pump Driver
EasyConnect Model
#N
Power
Supply
PLC
Fieldbus
OUT
Fieldbus
IN
IPS Cable Signal
24 VDC
Supply
24 VDC
Supply
24 VDC
Supply
IP
S
C
a
b
le
P
o
w
e
r
Master
IP
S
C
a
b
le
S
ig
n
a
l
Fieldbus
Termination
Connector
120
510
510
5V
Initialization Network:
Always recommended.
To be implemented at the master.
RS485+
RS485-
Single-Use
Pump Head
Single-Use
Pump Head
Single-Use
Pump Head
7
7
7
8b
8a
8a
10