Installation Instructions

MTU Instruction
for Most Popular Water Meters
Note: When connecting a dual port MTU
to a compound meter, connect port 1
(black jacket) to the primary, or high-flow
register and port 2 (grey jacket) to the
secondary or low-flow register.
Step 3 – Make a final visual check of the
wiring from the MTU to the meter register.
Verify that the cable routing is neat,
secure and professional.
Step 4 – Once installation and wiring are
complete, program the MTU using the
STAR Programmer Software and your
MTU Programmer.
Wiring Diagrams
AMCO Invision
MTU Cable Invision Register
Red G (Green)
Black B (Black)
White R (Red)
AMCO/ABB Scancoder
MTU Cable Scancoder Register
Red G (Green)
Black B (Black)
White R (Red)
AMCO/ABB RS Pulser
MTU Cable RS Pulser Register
Red R (Red)
Black B (Black)
White B (Black)
No Connection G (Green)
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