Table des Matières
Publicité
Act press values
difference
r32450[2]
Act press values Infeed
r32450[0]
+
–
Difference lower threshold
p32436[4] (0.7 bar)
Act press values Return flow
r32450[1]
Pressure difference suppression time
Pump 1 actuated
r32452.6
1
Pump 2 actuated
r32452.7
Operation
r32452.0
1
Run-on time active
r32452.5
1
2
DO: TM31
HEM - Evaluation of pressure difference
Difference upper threshold
p32436[5] (3.0 bar)
1
&
0
Hysteresis
1
&
0
Hysteresis
p32448 (3 s)
T
0
1
&
3
4
A53556 (Bit 5 = 1)
alarm
"pressure difference has
Difference lower threshold
exceeded upper alarm threshold"
p32446[4] (0.3 bar)
A53556 (Bit 4 = 1)
alarm
"pressure difference has
undershot lower alarm threshold"
Hysteresis
5
fp_7396_95_eng.vsd
12.04.17 V01.01.00
Difference upper threshold
p32446[5] (3.4 bar)
1
"Pressure difference
has exceeded upper
&
fault threshold"
0
[7395.7]
Hysteresis
"Pressure difference
1
has undershot lower
&
fault threshold"
[7395.7]
0
6
7
Function diagram
SINAMICS
128 ms
8
- 7396 -
Publicité
Table des Matières
