User Manual

8.3.9 Inputs for load-dependent switching
The rotary step switch provides various options to define load. You can use load
input
, start conditions 1…4, or a combination of both. The result, which acts on
the rotary step switch as a signal, depends on the type of rotary step switch.
Load
input
Start
condition 1..4
Types Signals acting on the rotary step switch
X -- Linear
Flexible
Binary
Load (
)
-- X Linear Number of switched on start conditions =
Number of started aggregates
X X Linear Max. selection between load and
number of switched-on start conditions
*
(100/number of
aggregates)
X X Flexible
Binary
Max. selection between load and
Σ [switching value n] load
-- X Flexible
Binary
Σ [switching value n] load
8.3.10 Load input
Load signal 0…100% is provided to the rotary step switch via load input ( ) for the
step switch function.
Main menu > Commissioning > Extra configuration > Aggregates > Rotary step switch >
Rotary step switch 1…2 >
Config
uration
Operating lin
e Adjustable values / Comment
Load input ---, X1, X2, ...
CD
C D
X
Rotary
step switch 1
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Siemens Switching and monitoring device RMS705B CE1P3124en
Building Technologies Aggregates 01.04.2010