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Mechanical PCU Option
Figure 7-25: Wiring Diagram: RS-422 - Gasboy Short Haul Modem
Note: In the TopKAT, the green connector goes to P3 on the communication board for port 2
Note: In cases where a TopKAT internal modem is used, port 3 is not available for external
Note: The K1 & K2 jumper for the port being used should be set to RS-422. See
Figure 7-26: Wiring Diagram: Internal Modem
Note: In cases where a TopKAT internal modem is used, port 3 is not available for external
Note: The K2 jumper for port 3 should be removed. See
Page 106
and P5 for port 3.
communication wiring.
Block ID" on page 79
for the location of K1 & K2 jumpers.
communication wiring.
the location of the K2 jumper.
MDE-4319A TopKAT Fuel Managment System Installation Manual · November 2005
Wiring Diagrams: Pulsers, Pumps, Dispensers
"Terminal Block ID" on page 79
"Terminal
for
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