Ambient And Environmental Conditions; Access Protection - Siemens SIMATIC IPC847C Getting Started

3.3

Ambient and environmental conditions

If the following conditions for system installation are not observed, approvals in accordance
with UL 60950-1 and EN 60950-1 are rendered void and there is a risk of overheating and
personal injury.
When you plan your project, you should make allowances for:
● Climatic and mechanical environmental conditions defined in the "General technical data"
● Avoid extreme ambient conditions as far as possible. Protect your device against dust,
● This device was designed for use in a normal industrial environment. SIMATIC Rack PCs
● Do not expose the device to direct sunlight.
● Install the device in such a way that it poses no danger, for example, by falling over.
● The device conforms to protection class IP41 at the front panel. Ensure that the
● Always maintain a minimum clearance of 50 mm to the area of the ventilation slots in
● Do not cover the ventilation slots of the enclosure.
● The device meets requirements for fire protection housings to EN 60950-1 and can be
● The connected or built-in peripherals should not introduce a counter emf in excess of
3.4

Access protection

NOTICE
Access protection
Unauthorized persons have direct access to the device.
Protect the device from unauthorized access with a front door that can be locked and is
adequately secured.
Electrostatic-sensitive devices
The device contains electronic components which may be destroyed by electrostatic
charge.
Before you open the front door, read the (ESD) guidelines for handling electrostatic-
sensitive devices.
SIMATIC IPC847C
Getting Started, 06/2011, A5E02669190-03
WARNING
chapter of the operating instructions.
moisture and heat.
may not be operated in severe environments which are subject to caustic vapors or
gases without taking additional protective measures (such as the provision of clean air.)
installation opening for the device is splash-proof in areas which may be subject to splash
water.
order to ensure adequate ventilation of the PC.
installed without additional fire protection enclosure.
0.5 V into the device.
CAUTION
Application planning
3.3 Ambient and environmental conditions
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