DO Lab Sensor
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  PAT Oxygen Sensor
  LowCost DO Sensor
  Oxygen Trace Range Sensor
  Temperature Sensor

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Technical specification

Sensor specifications
Measurement principleOptical Luminescence / Fluorescence Quenching
Optical setupTwo channel fiber optic for real-time referencing of oxygen values
Measurement range0,02 to 20 mg/l (ppm)
0,2 to 200 % saturation
0,5 to 400 mbar pO2
Resolution0,02 mg/l
0,2 % saturation
0,2 mbar pO2
Detection limit0,02 mg/l
Accuracy▒ 2 % measuring range end (MRE)
Response time (t90)< 60 s
Repeatability▒ 0,5 % measuring range end
Liquid: mg/l, ppm, % sat.
Gas: mbar, vol.%, %, ppm
░C, F, K
Temperature sensorIntegrated in sensor tip
Accuracy temperature▒ 0,5 ░C
Resolution temperature0,02 ░C
Response time temperature (t90%, 25 to 5 ░C)

150 s
Design characteristics
Temperature compensationautomatically by integrated temperature sensor
0 - 50 ░C
< 2 %
Pressure compensationautomatically via input
500 - 1100 hPa
Salinity correction automatically via input
0,01 - 70 SAL
Operating temperature-4 to +50 ░C
non freezing
Mechanical temperature resistance-25 to +65 ░C
Operating pressure0-6 bar
Length of cableStandard: 1,5; customer specific length available
Connector8 pin male connector
Binder 720
Sensor parts touched by mediaPOM, PET
Protection classwaterproof according to IP67 / NEMA 6
Probe diameter12 mm
Probe length120 mm
Process connectionNS14 glass grinding
Data loggingInternal data logger
InterfaceDigital:RS485 with Modbus RTU, 2x I/O interface
configurable as alarm output or trigger input

Analog: 2x 4(0)-20mA (optionally 2x 0-5VDC)
with Watchdog-Function>21mA, trigger-input and alarm-output channels;
Optional: USB converter with application Software
Power supply
Operating Voltage+12 to +36 VDC

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