Basic Hardware Installation; Grounding The Controller - ABB RMC-100 Startup Manual

4. Compare the packing list with the materials received. Check for missing or
incorrect parts.
5. Inspect the items for damage:
- RMC exterior
- LCD display
- Optional equipment if purchased
6. For any missing, incorrect, and damaged parts or noticeable defects, call the
ABB main office number listed on the back page of this guide.

4 Basic hardware installation

This is an overview of basic hardware installation. For different installations, refer to
the user manual or call the ABB main office number listed on the back page of this
guide.
WARNING – Equipment damage. It is recommended that technicians
perform all of the procedures in the order presented in this section
before powering the RMC.
DANGER – Damage to health / risk to life / property damage.
Allowing the RMC components to make contact with a non-insulated
tool or without a proper grounding device could create a static electric
discharge resulting in bodily injury and damage to the electronic
components. Use properly insulated tools and wear a grounding strap
to eliminate static electricity when connecting or disconnecting wires.
4.1

Grounding the controller

The RMC must be grounded by mounting on a grounded DIN rail.
WARNING – Equipment damage. The DIN rail on which the controller
is mounted must be bonded to an earthing terminal. The bonding
conductor must have a cross sectional area of at least 12 AWG or 4
2.
mm
To ground the DIN rail:
1. Screw the DIN rail onto the mounting surface.
2. Attach a grounding wire to the DIN rail.
3. Attach the other end of the grounding wire to an electrical ground.
6 | 2105551-001 rev. AC