COM 381
Technische Daten
Technical data
COM 381
48
Hauser
Hauser
49
Connections (electromechanical construction)
D.O. probe
8 pin E+H socket with pin contacts with latching
device (Protection degree IP 67)
Line adaptor
(rechargeable battery
version only)
2 pin socket with pin contacts for FRIWO plug
Serial interface,
Analog output
(Interface versions only)
4 pin socket with pin contacts
Oxygen measurement
Dissolved oxygen saturation measurement
(Pay also attention to the technical data of the probe)
Measuring ranges:
Measuring range 1
Resolution
Accuracy
Measuring range 2
Resolution
Accuracy
Accuracy of temperature
compensation
0 ... 199.9 %
0.1 %
±
0.5 % of measured value
±
1 digit when
measuring at calibration temperature
±
10 K
0 ... 600 % (upper limit at pO
2
=1250 mbar)
1 %
±
0.5 % of measured value
±
1 digit when
measuring at calibration temperature
±
10 K
< 2 % with 0 ... 40°C
D. O. concentration measurement
(Pay also attention to the technical data of the probe)
Measuring ranges:
Measuring range 1
Resolution
Accuracy
Measuring range 2
Resolution
Accuracy
Accuracy of temperature
compensation
Salinity correction
Barometric pressure correction
0 ... 19.99 mg/l
0.01 mg/l
±
0.5 % of measured value
±
1 digit with ambient
temperature 5°C ... 30°C
0 ... 90.0 mg/l at 0°C
(upper limit at pO
2
=1250 mbar)
0.1 mg/l
±
0.5 % of measured value
±
1 digit with ambient
temperature 5°C ... 30°C
< 2 % with 0 ... 40°C
0.0 ... 70.0 Sal
automatically with built-in pressure sensor
in the range 500 ... 1100 mbar
Usable probes
Calibration procedure
Calibration interval
Slope range
E+H D. O. probe COS 381
E+H air calibration
1 ... 999 days (preset 14 days)
0.6 ... 1.25
Temperature
(Pay also attention to the technical data of the probe)
Measuring range
Resolution
Accuracy
Usable probes
0 ... 50.0°C
0.1 K
0.1 K
±
1 digit
30
k
Ω
NTC integrated in the probes
