Section 2 Safety information
2.1 Symbols on the product
GUID-E48F2EC3-6AB8-4ECF-A77E-F16CE45CA5FD v4
All warnings must be observed.
Read the entire manual before doing installation or any maintenance work on the
product.
Class 1 Laser product. Take adequate measures to protect your eyes and do not view
directly with optical instruments.
Do not touch the unit in operation. The installation shall take into account the worst case
temperature.
2.2 Warnings
IP1504-1 v2
Observe the warnings during all types of work related to the product.
GUID-C9B6638A-57E7-4E05-9A33-A60E359C54AF v1
Only electrically skilled persons with the proper authorization and knowledge of any
safety hazards are allowed to carry out the electrical installation.
M2366-2 v2
National and local electrical safety regulations must always be followed. Working in a
high voltage environment requires serious approach to avoid human injuries and
damage to equipment.
M2362-2 v1
Do not touch circuitry during operation. Potentially lethal voltages and currents are
present.
M2364-2 v1
Always use suitable isolated test pins when measuring signals in open circuitry.
Potentially lethal voltages and currents are present.
M2370-2 v1
Never connect or disconnect a wire and/or a connector to or from a IED during normal
operation. Hazardous voltages and currents are present that may be lethal. Operation
may be disrupted and IED and measuring circuitry may be damaged.
1MRK 504 165-UUS Rev. J Section 2
Safety information
Transformer protection RET670 25
Commissioning manual
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