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• System Wiring Diagrams
IMPORTANT
: Refer to Chapter 5 for Installation Drawing For MPXI.
Modbus System Wiring For MPXI-F Sensors
Modbus System Wiring with RST-6001 For MPXI-F Sensors
Power
Supply
+12-24 Vdc
GND
Use Shielded Cable
120 Ω
terminating
resistor
120 Ω
terminating
resistor at
last sensor
V+
B
A
Sensor 1
GND
V+
B
A
Sensor 2
GND
V+
B
A
Sensor 3
GND
Modbus
Server
Device
RS-485 A
RS-485 B
MPXI-F Modbus
series sensor
MPXI-F Modbus
series sensor
MPXI-F Modbus
series sensor
EARTH
GND
Note: Earth Ground terminal is factory
connected to internal housing ground
lug.
EARTH
GND
EARTH
GND
Power
Supply
+12-24 Vdc
GND
Use Shielded Cable
Equivalent 120 Ω
terminating resistor
internal to RST-6001
120 Ω
terminating
resistor at
last sensor
USB to computer
with APG Modbus
software
RST-6001
Modbus
Controller
V+
B
A
Sensor 1
GND
V+
B
A
Sensor 2
GND
V+
B
A
Sensor 3
GND
A
B
-5V
MPXI-F Modbus
series sensor
+5V
MPXI-F Modbus
series sensor
MPXI-F Modbus
series sensor
Note: An indep12-24 Vdc
power supply is required when
using an RST-6001 Modbus Controller.
The RST-6001 can only supply ±5 Vdc,
not the +12-24 Vdc required by the MPXI-F.
EARTH
GND
EARTH
GND
EARTH
GND
Note: Earth Ground terminal is factory
connected to internal housing ground lug.
IMPORTANT
: For EMI protection, see installation instructions on drawing 9006113
(Installation Drawing For MPXI) on page 37.
