User Manual

Chapter 2 - GPR2-PT Mounting Instructions Landis+Gyr
18 98-1678 Rev AA Installation Guide
Figure 2 - 15. Serial Connection Wiring Diagram for PT Board
1. Once the serial leads and drain terminal are connected, close the EVC. Ensure that no cables are
hanging between the door and the enclosure.
2. Installation is now complete.
Battery Replacement Procedure
1. To change the battery of the GPR2-PT, first take off the cover by removing the 4 screws with a
Torx T10 pin-head driver.
2. Unplug the dead battery and detach it from the Velcro. Do not hit the PCBA when removing the
battery.
3. Attach the new battery to the Velcro in the same location.
4. Plug the new battery into the same header of the PCBA.
5. Put the cover back onto the enclosure using the same 4 screws with the T10 driver. Torque
screws to 13 inch-pounds (± 1 inch-pound).
6. Ensure the gasket tab is inserted into the strain relief slot that holds the serial cable.
7. Battery replacement is now complete.
Green
Orange
White/Orange
19-2380
Cable
RxD
TxD
GND