sauermann Kimo Instruments Si-ATE320 Schnellstartanleitung Seite 3

5. Connections
24 V /V ±10 %, 50-60 Hz,
AC DC
15 VA
Power supply terminal block
24 V /V ±10 %, 50-60 Hz,
AC DC
15 VA
Power supply terminal block
6. Electrical connections as per NFC15-100 standard
This connection must be made by a formed and qualified technician. Whilst making the
connection, the transmitter must not be energized. The presence of a switch or a circuit
breaker upstream the device is compulsory.
Power supply terminal block
10 11 12
Power supply terminal block
10 11 12
- +
- - + +
- +
24 V
DC
power supply
230 V
24 V
DC
power supply
7. Modbus connection diagram between transmitters
OUT1 OUT2
mA GND V mA GND V
1 2 3
1 2 3 4 5 6
+ - + -
+ - + -
Regulator display Regulator display
or PLC/BMS or PLC/BMS
passive type passive type
Si-ATE320 ModBus Master
1 2 3
Pressure
+
connection
+
NC NC NC NC NC NC
12 11 10
OUT3
12 11 10
9 8 7
N
10 11 12
N L
Power supply
10 11 12
terminal block
Power supply
terminal block
~
N N
L
230 V 24 V
~
AC ~ AC
N N
L
Pe
L
24 V
24 V power supply
AC AC
~
AC
L
Pe
classs II
24 V power supply
AC
classs II
OUT3
mA GND V
7 8 9
+ -
13 14 15
+ -
Regulator display
or PLC/BMS
passive type
Si-CPE320 ModBus Slave #1
13 14 15
B- A+ 0 V
Si-ATE320 with Si-CPE320 and Si-C320 transmitters
ModBus
13 14 15
Pressure
-
connection
-
B- A+
ModBus
Master
3 2 1
OUT2 OUT1
6 5 4 3 2 1
L
or
or
N N
L L
230 V
AC
N N
Pe
L L
230 V
AC
24 V power supply
Pe
AC
24 V power supply
AC
OUT1 OUT2
mA GND V mA GND V
1 2 3 4 5 6
- + - +
- + - +
Regulator display Regulator display
or PLC/BMS or PLC/BMS
passive type passive type
Si-C320 ModBus Slave #2
Si-CPE320 ModBus Slave #3
ModBus Slave
13 14 15
B- A+ 0 V
0 V
N L
10 11 12
N L
10 11 12
~
24 V
AC
~ ~
24 V
AC
~
OUT3
mA GND V
7 8 9
- +
13 14 15
- +
Regulator display
or PLC/BMS
passive type
13 14 15
B- A+ 0 V