Specifications

35
flowserve.com
MX Protection, Control and Monitoring Features FCD LMENTB2300-01 – 07/08
Figure 13.1 – Typical Modbus Network Wiring Diagrams – Single Loop
MOV -250
MO V- 2
MO V- 1
16
15
A1
A1*
Shield
41
15
A2
A2*
29
A1
A1*
30
16
Shield
41
15
A2
A2*
29
A1
A1*
30
16
Shield
N/C
41
29
30
A2
A2*
N/C
N/C
•
•
•
Legend:
MOV - Motor Operated V alve
A1 - Data Channel 1
A1*- Data Channel 1*
A2 - Data Channel 2
A2*- Data Channel 2*
N/C -No Connection
- Shielded cable
Notes:
• Correct polarity for field unit and master station
connections is necessar y for proper operation.
• The connections shown are typical . The number of
MOVs will va ry up to a maximum of 250.
• The ground connection should be a ground rod or
gr ound grid.