Table 12 RTC111 SRT-module (1-channel) (continued)
Tag name
Parameter
Unit
Channel Description
MEASUREMENT 2 Qsas 1
L/s
1
Surplus activated sludge flow
MEASUREMENT 3 Qsasm 1
kg/h
1
Sludge mass flow in surplus start sludge
MEASUREMENT 4 Vol 1
m
3
1
Actually aerated volume
MEASUREMENT 5 Vols 1
m
3
1
Averaged aerated volume during past sludge retention
time.
MEASUREMENT 6 TSmL 1
g/L
1
Averaged TS concentration in aeration basins during
past sludge retention time.
MEASUREMENT 7 TSs s1
kg
1
Mass of sludge in aeration basins, averaged for past
sludge retention time.
MEASUREMENT 8 SRT 1
days
1
Calculated actual aerobic sludge retention time
ACTUAT VAR 9
SRTSP 1
days
1
Set point for aerobic sludge retention time
ACTUAT VAR 10
Qs c1
L/s
1
Theoretical flow set point for surplus start sludge flow
ACTUAT VAR 11
Qs 1
L/s
1
Effective set point for surplus activated sludge flow
including all preset limits.
ACTUAT VAR 12
Digi 1
no unit 1
Surplus activated sludge pump ON/OFF signal
ACTUAT VAR 13
msaSP 1
kg/d
1
Set point for sludge mass draws off.
ACTUAT VAR 14
msasd 1
kg/d
1
Surplus activated sludge mass draw off during last
24 hours.
ACTUAT VAR 15
msash 1
kg/h
1
Actual surplus activated sludge mass draw off.
ACTUAT VAR 16
msas 1
kg
1
Surplus activated sludge mass draw off during actual
calendar day.
Table 13 RTC111 SRT-module (2-channels)
Tag name
Parameter
Unit
Channel Description
RTC input
TSS AE 1
g/L
1
TS concentration aeration basin
RTC input
TSS SAS 1 g/L
1
TS concentration surplus activated sludge
RTC input
TSS eff 1
g/L
1
TS concentration effluent
RTC input
DO1_1
mg/L
1
O
2
concentration aeration zone 1
RTC input
DO1_2
mg/L
1
Optional: O
2
concentration aeration zone 2
RTC input
DO1_3
mg/L
1
Optional: O
2
concentration aeration zone 3
RTC input
DO1_4
mg/L
1
Optional: O
2
concentration aeration zone 4
RTC input
SAS flow 1 mg/L
1
Flow rate surplus activated sludge
RTC input
Flow 1
mg/L
1
Flow rate influent
RTC input
TSS AE 2
g/L
2
TS concentration aeration basin
RTC input
TSS SAS 2 g/L
2
TS concentration surplus activated sludge
RTC input
TSS eff 2
g/L
2
TS concentration effluent
RTC input
DO2_1
mg/L
2
O
2
concentration aeration zone 1
RTC input
DO2_2
mg/L
2
Optional: O
2
concentration aeration zone 2
English
15
Summary of Contents for RTC
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