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Gasboy TopKAT Fuel Management System Installation User Manual

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MDE-4319E TopKAT™ Fuel Management System Installation Manual · August 2008

Page 71

Wiring Diagrams

Mechanical Interface Option

Figure 7-26: Wiring Diagram: RS-422 - Gasboy Short Haul Modem

Notes:1) In the TopKAT, the green connector must be connected to P3 on the communication

board for Port 2, and P5 for Port 3.

2) In cases where a TopKAT internal modem is used, Port 3 is not available for external

communication wiring.

3) The K1 and K2 jumper for the port being used should be set to RS-422. Refer to

“Terminal Block ID”

on

page 42

for the location of K1 and K2 jumpers.

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