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Advant
®
Controller 450 User’s Guide
Chapter 2 Installation
2-44
3BSE 002 415R701 Rev A
2.2.15.2 Process Cabling, Shielding, Grounding, Maximum Length
Table 2-6. Process Cabling, Shielding, Grounding, max. Length
Item
Concerning
Action
Cables
Prescribed type
Communication cables
Pulse transducer cables
Shielded for AI
≥
12 bit and for Low level AI (Pt,
thermocouple)
Same signal types in same cable (low level/d.c./a.c./
communication/power supply)
Signal wire and return wire in same cable
Shielding: Single
shield
Grounding:
AI, AO, DI, DO,
Modem DSTC
X008/TC562
Grounding:
Communications
pulse transducers
Same position as signal circuit
At both ends
Shielding: Double
shield
Grounding:
Outer shield
Inner shield
Both ends
As signal circuits
Cable without
shield
Grounding
All signal circuits grounded at the same end
a.c. digital inputs
120 V/230 V
Max. cable length
Approx.: 115 V - 230 m
230 V - 115 m
Shield connections
in EMC-proof
cabinet
Connection
Cable shields which are grounded in the cabinet
must be grounded according to separate
instructions. (See
).
Shielded cables not
grounded in the
EMC-proof cabinet
Connection
Capacitive decoupling is to be used in the cabinet.
Or a cable with double shield can be used where the
outer shield is grounded in the cabinet.
Содержание Advant Controller 450
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Страница 496: ...Advant Controller 450 User s Guide Appendix C Delivery Documentation C 2 3BSE 002 415R701 Rev A ...
Страница 508: ...Advant Controller 450 User s Guide Appendix D Item Designations D 12 3BSE 002 415R701 Rev A ...
Страница 514: ...Advant Controller 450 User s Guide Appendix E Current Consumption and Heat Dissipation E 6 3BSE 002 415R701 Rev A ...
Страница 518: ...Advant Controller 450 User s Guide Appendix F Load Calculation F 4 3BSE 002 415R701 Rev A ...
Страница 522: ...Advant Controller 450 User s Guide Appendix G Memory Calculation G 4 3BSE 002 415R701 Rev A ...
Страница 528: ...Advant Controller 450 User s Guide Appendix H Halt Codes H 6 3BSE 002 415R701 Rev A ...
Страница 561: ...Advant Controller 450 User s Guide Index 3BSE 002 415R701 Rev A iii V Valve control 1 102 VT100 terminal 1 105 ...
Страница 562: ...Advant Controller 450 User s Guide Index iv 3BSE 002 415R701 Rev A ...
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Страница 564: ...3BSE 002 415R701 Rev A March 2000 ...