Rockwell-automation 1440-TB-H XM-947 Dynamic Vibration Terminal Base Manual de usuario descargar pdf (Pagina 6)

6 XM-947 Dynamic Vibration Terminal Base

Publication GMSI10-IN027A-EN-P - May 2010

Power Requirements

Power Supply

Requires a 24Vdc (±10%) power source per the following table.

European Zone 2 Certification

If appropriately marked, this equipment is intended for use in potentially explosive

atmospheres as defined by European Union Directive 94/9/CE.

Compliance with the Essential Health and Safety Requirements has been assured by

compliance with EN 50021 (1999).

IMPORTANT

Observe the following additional Zone 2 certification requirements:

• This equipment is not resistant to sunlight or other sources of UV

radiation.

• The secondary of a current transformer shall not be open–circuited.

• The marking “ALCR” is to be considered “as applicable” to individual

products.

• Equipment of lesser Enclosure Type Rating must be installed in an

enclosure providing at least IP54 protection when applied in Class I,

Zone 2 environments.

• This equipment must be powered by energy limited associated

equipment as defined in EN 50021 when applied in Class I, Zone 2

environments.

• Provision shall be made to prevent the rated voltage from being

exceeded by transient disturbances of more than 40% when applied in

Class I, Zone 2 environments.

XM Power Supply Requirements

Protection

Listed Class 2 rated supply, or

Fused* ITE Listed SELV supply, or

Fused* ITE Listed PELV supply

Output Voltage 24Vdc ± 10%

1 2 3 4 5 6 7 8 9 10 11 ... 23 24

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Rockwell-automation 1440-TB-H XM-947 Dynamic Vibration Terminal Base Manual de usuario Pagina 6