Emerson NetSure DCS 48375 Betriebsanweisung PDF herunterladen (Seite 19)

System Application Guide SAG584622100, SAG584622200

Spec. Nos. 584622100, 584622200, SAG584622300, SAG584622400

584622300, 584622400 (Model DCS48375) Issue AC, July 3, 2012

Page 19 of 34

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Systems, North America, Inc. Any copying, use, or disclosure of it without the written permission of Emerson Network Power, Energy Systems, North America, Inc. is strictly prohibited.

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Recommended External Alarm, Reference, Monitoring, and Control Wire Sizes

Features

The system interface circuit card is mounted on the inside of the main shelf’s front door. This circuit card

provides four (4) sets of Form C relay contacts for external alarms, reference and monitoring inputs, plus

an ESTOP input. Terminal blocks are provided on the circuit card for customer connections. Refer to

Paragraphs 1.5.3 and 1.5.4 under “Specifications” for details.

Restrictions

Terminal block wire size capacity is 12 to 22 AWG.

Relay contacts are rated for 1A at 30VDC or 0.3A at 110VDC.

Relays are energized for normal operating conditions and de-energized for an alarm condition.

Ordering Notes

1) Recommended Wire Size: 22 AWG for Loop Lengths Up to 200 ft.

18-20 AWG for Loop Lengths Over 200 ft.

1 2 ... 14 15 16 17 18 19 20 21 22 23 24 ... 33 34

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