Siemens Synco 700 RMZ785 Basic Documentation page 99

Function diagram
Example
Setting values
Notes
100 / 216
Siemens
Building Technologies
1
Start condition 1
0
1
Start condition 2
0
1
Command A
0
1
Command B
0
8.3.6 Load ( )
The load signal ( ) 0...100 % allows for controlling a modulating aggregate. The
signal is sent to the terminals Y(x) via a modulating output block.
Rotary
step switch 1
C
X
Modul. output Modul. output
A B
N.Y1 N.Y2
8.3.7 Precommand output ( )
Use a precommand output to first start an aggregate (e.g. a pump must be
switched on before the refrigeration machine can switch on).
This command can be simultaneous or delayed by "Precommand runup time"
using the precommand. After switching off the command, the precommand also
switches off after an adjustable "Precommand rundown time" (see 2
Section 8.3.8).
Main menu > Commissioning > Settings > .... or
Main menu > Settings > Aggregates > Rotary step switch > Rotary step switch 1...2 >
Operating line
Precommand runup time
Precommand rundown
time
 Use the precommand output
 "Precommand runup time" and rundown time apply to all aggregates (A...D).
Switching and monitoring device RMS705B
Aggregates
locking time locking time
C D
D
Range
00.00...59.59 m.s
00.00...59.59 m.s
together with command
nd
example in
Factory setting
00.00 m.s
00.00 m.s
.
CE1P3124en
01.04.2010