6 of 57
PRELIMINARY MANUAL
27 AUG 08
Commander LI90 Series
Rev 1_3
Safety Warnings and Guidelines
When found on the product, the following symbols specify:
Warning: Consult user documentation.
Warning: Electrical Shock Hazard.
WARNING: To avoid the risk of electric shock or burns, always connect the safety (or
earth) ground before making any other connections.
WARNING: To reduce the risk of fire, electrical shock, or physical injury it is strongly
recommended to fuse the voltage measurement inputs. Be sure to locate fuses as close to
the source as possible.
WARNING: Replace fuse with the same type and rating to provide protection against risk
of fire and shock hazards.
WARNING: In the event of repeated failure, do not replace the fuse again as a repeated
failure indicates a defective condition that will not clear by replacing the fuse.
WARNING: Only qualified electrical personnel familiar with the construction and
operation of this equipment and the hazards involved should install, adjust, operate, or
service this equipment. Read and understand this manual and other applicable manuals in
their entirety before proceeding. Failure to observe this precaution could result in severe
bodily injury or loss of life.
•
All applicable codes and standards need to be followed in the installation of this product.
•
For I/O wiring (discrete), use the following wire type or equivalent: Belden 9918, 18
AWG or larger.
Adhere to the following safety precautions whenever any type of connection is made to the
module.
•
Connect the green safety (earth) ground first before making any other connections.
•
When connecting to electric circuits or pulse-initiating equipment, open their related
breakers. Do not make connections to live power lines.
•
Make connections to the module first; then connect to the circuit to be monitored.
•
Route power wires in a safe manner in accordance with good practice and local codes.
•
Wear proper personal protective equipment including safety glasses and insulated gloves
when making connections to power circuits.
•
Ensure hands, shoes, and floors are dry before making any connection to a power line.
•
Make sure the unit is turned OFF before making connection to terminals. Make sure all
circuits are de-energized before making connections.
•
Before each use, inspect all cables for breaks or cracks in the insulation. Replace
immediately if defective.
