Chapter I Introduction
3
Measuring
variable
Turbidity/TSS/MLSS
Measuring range
Turbidity
:
0.00 ~ 4000NTU
TSS/MLSS
:
0.1 ~ 20000 mg/L
、
0.1 ~ 45000 mg/L
、
0.1
~ 120000 mg/L
Accuracy
Turbidity
:
<
±
2% FS or
±
0.1NTU (max value)
MLSS/TSS
:
<
±
5% FS
(
depending on the sludge
homogeneity
)
Output
4~20mA output
maximum loop is 750Ω,±0.2%FS
Communication
protocol
MODBUS-RTU RS485
Alarm relay
Pickup/Breakaway
AC250V/3A
Relative humidity
(
10 ~ 85
)
%RH
(
no condensation
)
Operating
temperature
0 ~ 50
℃
Power supply
AC220V
±
10%
,
5W Max
,
50Hz/60Hz
Storage conditions
Temperature
(
-15 ~ 65
℃)
Humidity
(
5 ~ 95
)
%RH
(
no condensation
)
Altitude
:
<2000m