Safety instructions
10 A0293_06_E00_03 HBM: public MP85A
S They are project personnel who are familiar with the safety concepts
relating to measurement and automation technology.
S They are measurement or automation plant operating personnel and have
been instructed on how to handle the machinery. They are familiar with the
operation of the equipment and technologies described in this document.
S As startup or service engineers, they have successfully completed the
training to qualify them for repairing automation systems. Moreover, they
are authorized to start up, ground and label circuits and equipment in
accordance with safety engineering standards.
Working safely
S The device must not be directly connected to the mains power supply. The
supply voltage must be between 18 and 30V
DC
.
S Error messages may only be acknowledged once the cause of the error is
removed and there is no further danger.
S Maintenance and repair work on an open device with the power on may
only be carried out by trained personnel who are aware of the dangers
involved.
S Automation equipment and devices must be designed so as to ensure
adequate protection or locking against unintentional actuation (e.g. access
control, password protection, etc.).
S For devices operating in networks, safety precautions must be taken for
both the hardware and software, to make sure that an open circuit or other
interruptions to signal transmission do not cause undefined states or loss of
data in the automation device.
S After entering settings and carrying out password-protected activities,
ensure that all connected control systems remain in a safe condition until
the switching performance of the device has been tested.
Additional safety precautions
Additional safety precautions to meet the requirements of the relevant national
and local accident prevention regulations must be implemented in plants where
malfunctions could cause major damage, loss of data or even personal injury.
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