3. Insert and tighten the four screws with a Torx
®
screwdriver to secure the power
module. Do not over tighten the screws. Use 0.5Nm maximum torque load.
2.6.7 Remove the power module from the Trex unit
CAUTION
• Ensure sufficient grounding. Ensure the personnel, working surfaces, and packaging
are sufficiently grounded when handling electrostatically sensitive parts.
• Avoid touching the pins on the connectors or components. Discharged energy can
affect the modules.
WARNING
Do not install, remove, or charge the Lithium Ion (Li-Ion) power module in a hazardous
area environment.
Procedure
1. Turn off the Trex unit.
2. Place the Trex unit face down on a level, secure surface.
3. Use a Torx
®
screwdriver to loosen the four screws on the power module. The screws
do not need to be fully removed.
4. Gently lift the power module straight away from the Trex unit. Do not slide the
power module.
Figure 2-10: Trex unit with the power module removed
2.6.8 Maintain the power module
To help maintain the performance and life of the power module, understand and follow
the guidelines below:
• Recharge the power module frequently, preferably after each use or at night. Limit the
number of full discharges, if possible.
User Guide AMS Trex Device Communicator overview
September 2021
User Guide 23
w ww . . co m
information@itm.com1.800.561.8187