Stratos Multi E401N
161
12.8.2 Cond
Digital input
Input for Memosens sensors
Terminals 1 … 5 or MK-MS095N module
Measurement error
Depending on sensor
Module input, analog
Input for analog 2- or 4-electrode sensors
Measuring ranges
(Conductance limited to 3500 mS)
2-electrode sensors: 0.2 µS * c … 200 mS * c
4-electrode sensors: 0.2 µS * c … 1000 mS * c
Measurement error
1)
2)
< 1 % of measured value + 0.4 µS * c
Temperature input via module
Pt100/Pt1000/Ni100/NTC 30 kΩ/NTC 8.55 kΩ (Betatherm)
3-wire connection, adjustable
Measuring ranges
Pt100/Pt1000: -50.0 ... 250.0 °C/-58 ... 482 °F
Ni100 -50.0: … 180.0 °C/-58 … 356 °F
NTC 30 kΩ: -20.0 ... 150.0 °C/-4 ... 302 °F
NTC 8.55 kΩ: -10.0 ... 130.0 °C/14 ... 266 °F
Resolution
0.1 °C/0.1 °F
Measurement error
1)
2)
< 0.5 K (< 1 K for Pt100; < 1 K for NTC > 100 °C/212 °F)
Display ranges
Conductivity
0.000 ... 9.999 µS/cm
00.00 ... 99.99 µS/cm
000.0 ... 999.9 µS/cm
0.000 ... 9.999 mS/cm
00.00 ... 99.99 mS/cm
000.0 ... 999.9 mS/cm
0.000 ... 9.999 S/m
00.00 ... 99.99 S/m
Resistivity
00.00 … 99.99 MΩ cm
Concentration
0.00 ... 99.99 %
Salinity
0.0 ... 45.0‰
(0 ... 35 °C/32 ... 95 °F)
TDS
0 …1999 mg/l
(10 …40 °C/50 ... 104 °F)
Temperature
-20.0 ... 150.0 °C/-4 ... 302 °F
Response time (T90)
Approx. 1 s
USP function
Water monitoring in the pharmaceutical industry (USP<645>) with additionally specifiable limit (%)
Output via a relay contact
Calibration and adjustment
Automatic with standard calibration solution
Calibration by entry of cell constant
Product calibration
Temperature probe adjustment
Permissible cell constant
00.0050 ... 19.9999 cm
–1
1)
At rated operating conditions
2)
± 1 count, plus sensor error