Notes On Ambient And Environmental Conditions - Siemens SIMATIC IPC MD-34A Operating Instructions Manual

Battery
This device is equipped with a lithium battery for supplying power to the internal real-time
clock. Batteries may only be replaced by qualified personnel.
Risk of explosion when replacing and disposing of the battery
There is the risk of an explosion if the battery is not replaced as directed. Replace only with
the same type or with an equivalent type recommended by the manufacturer. When
disposing of batteries, observe the locally applicable legal regulations.
Risk of explosion and release of harmful substances!
Do not throw lithium batteries into an open fire, do not solder, or open the cell body, do not
short-circuit, or reverse polarity, do not heat up above 100 °C, follow the disposal
instructions, and protect against direct exposure to sunlight, humidity, and condensation.
ESD guidelines
Modules containing electrostatic sensitive devices (ESDs) can be identified by the following
label:
Strictly follow the guidelines mentioned below when handling modules which are sensitive to
ESD:
• Before working with modules containing ESDs, you must discharge all your personal static
e.g. by touching a grounded object.
• All devices and tools must be free of static charge.
• Always pull the mains connector and disconnect the battery before you install or remove
modules which are sensitive to ESD.
• Handle modules fitted with ESDs by their edges only.
• Do not touch any wiring posts or conductors on modules containing ESDs.
2.4

Notes on ambient and environmental conditions

Application planning
Observe the following for device application:
• Do not place the device near heat sources such as heaters, hot air inlets, stoves, or other
heat-generating equipment (including amplifiers or other heat-generating devices).
• Do not place heavy objects on the device, as that could damage the display.
MD-34A
Operating Instructions, 08/2023, A5E52427535-AA
CAUTION
WARNING
2.4 Notes on ambient and environmental conditions
Safety notes
19