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A5E41370612-AC
Note
The Power Supply PS DC24V with device category 2G
may be used in zone 1 hazardous areas.
Installation
Danger
It is possible that sparks or impermissibly high surface
temperatures may occur during the installation. Never
perform an installation under explosive conditions!
• In making the installation, observe the EN 60 079-14
regulations.
• The PS power supply must be mounted in Zone 1 in an
enclosure with the Ex e degree of protection.
• The power supply can only be used in an area with
pollution degree of no more than 2 according to IEC
60664-1.
• In Zone 2, the power supply must be installed in a suitable
enclosure providing a degree of protection of at least IP54
according to IEC 60079-7.
Wiring the TM-PS-A/TM-PS-B terminal submodule
• When laying the cable and connecting the submodule,
observe the regulations in EN 60 079-14 plus any
applicable national regulations.
• In wiring the submodule, you must strictly separate the
intrinsically safe lines from the non-intrinsically safe.
Intrinsically safe and non-intrinsically safe lines may not be
laid together in a single cable duct.
• Connect the DC 24V to the TM-PS-A/TM-PS-B power
supply submodule (terminal L+ / M). You must connect the
potential equalization wire (in accordance with EN 60 079-
14) to the terminal PA.
The comprehensive terminal assignment can be found in
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