GTI+ AGV5 Terminal Program IOM 1-15
All rights reserved © ALTRONIC, LLC 2015
2
1.0 COMMUNICATING WITH THE GAS TRAIN
Connect the RS-485 USB Adapter to AGV5-xL
1.1 Connect (691210-1) isolated RS-422/485 USB adapter or equivalent to the
proper port on computer
Verify 4-switch setting on adapter
Switch 1 should be set to RS-485
Switch 2 should be set to Echo OFF
Switch 3 and 4 should be set to two wire
1.2 On the adapter, locate the connection points labeled: TDA(–), TDB(+), RDA(–),
RDB(+), and GND
1.3 On the adapter side
Connect black insulated wire (28 to 16awg) to TDA(-) on the RS-485
Adapter. Torque to 4lb-in
Connect red insulated wire (28 to 16awg) to TDB(+) on the RS-485 Adapter.
Torque to 4lb-in
Skip steps 1.4 and 1.5 if AGV5 RS-485 communication is not in the panel.
1.4 Locate the label on the back plate of the GPN20XX that displays TDA(–) and
TDB(+)
1.5 Connect the black wire to TDA(–) and the red wire to TDB(+). This connection is
on the panel side.
Skip steps 1.6–1.9 if AGV RS-485 communication is in the panel.
1.6 On the AGV5, remove the top cover.
1.7 Locate terminals 6 and 7 on the AGV5 circuit board
NOTE: Steps to be used during normal
Bi-Fuel operation
