User manual

Installation System 182-XT-4
3 - 2
ba76027e02 12/2014
3.1.1 Basic requirements for installation
3.1.2 System planning
Overview of planning
steps
Fig. 3-1 System planning
- Position power supply modules near
main consumers (e. g. MIQ/VIS)
Power requirement= SP of all consumers
(take into account the relative
switching on time of valves)
- Number and types of required sensors
- Measuring locations to be designed
- Distances
- Infrastructure, process environment etc.
Rough planning
Determination of power requirement
Rating
Fine adjustment
IQ topology + layoutS
ENSOR N ET
Power requirement of components
Determination of rating
of power supply modules
Fundamentals of planning
Start
End
Arrangement of
power supply modules
- Sum of all line lengths max. 250 m