
Main menu > Commissioning > Settings > ....
or
Setting values
Main menu > Settings > Aggregates > Motor > Motor 1...6 >
Operating line
Range
Factory setting
Precommand runup time
00.00…59.59 m.s
00.00 m.s
Precommand rundown time
00.00…59.59 m.s
00.00 m.s
Function diagram
TiRup
TiCst
TiOnMin2
PcmdRnup
TiOnMin1
TiOnMin1
Speed 2
Speed 1
Off
Off
Off
On
On
Precommand
TiRup =
Runup
time
TiCst =
Rundown
time
DlyOn =
Switch-on
delay
DlyOff =
Switch-off
delay
TiOnMin1
=
On time minimum, Step 1
TiOnMin2
=
On time minimum, Step 2
PcmdRnup
=
Precommand runup time
PcmdRndw
=
Precommand rundown time
Key
1-speed motor controls a cold-water side pump with safety shutoff valve. The valve
controlled via precommand as per the above time diagram.
Example
is
Function diagram
V
V
DO
DI
N.Q1
N.Q2
C
Logic 1
Cw Chilled
water.
117 / 216
Siemens
Switching and monitoring device RMS705B
CE1P3124en
Building Technologies
Aggregates
01.04.2010