UK
Process and dialogue module PDM360 NG-12
5
2 Safety instructions
2.1 General
These instructions contain texts and figures concerning the correct handling of the
device and must be read before installation or use�
Observe the operating instructions� Non-observance of the instructions, operation
which is not in accordance with use as prescribed below, wrong installation or
incorrect handling can seriously affect the safety of operators and machinery�
2.2 Target group
These instructions are intended for authorised persons according to the EMC and
low-voltage directives� The device must only be installed, connected and put into
operation by a qualified electrician�
2.3 Electrical connection
Disconnect the device externally before handling it� If necessary, also disconnect
any independently supplied output load circuits�
If the device is not supplied by the mobile on-board system (12/24 V battery
operation), it must be ensured that the external voltage is generated and supplied
according to the criteria for safety extra-low voltage (SELV) as this voltage is
supplied without further measures to the connected controller, the sensors and the
actuators�
The wiring of all signals in connection with the SELV circuit of the device must also
comply with the SELV criteria (safety extra-low voltage, safe electrical isolation
from other electric circuits)�
If the supplied SELV voltage is externally grounded (SELV becomes PELV), the
responsibility lies with the user and the respective national installation regulations
must be complied with� All statements in this document refer to the device the
SELV voltage of which is not grounded�
The connections may only be supplied with the signals indicated in the technical
data and/or on the device label and only the approved accessories of ifm
electronic gmbh may be connected�
2.4 Tampering with the device
In case of malfunctions or uncertainties please contact the manufacturer� Any
tampering with the device can seriously affect the safety of operators and
machinery� This is not permitted and leads to the exclusion of any liability and
warranty claims�
2.5 Electromagnetic compatibility
This is a class A product� It can cause radio interference in domestic areas� In this
case the operator is requested to take appropriate measures�
