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Campbell Scientific CS512 Oxyguard Type III Dissolved Oxygen Probe
2
2. Specifications
Principle of Measurement: Membrane covered galvanic oxygen probe
Output Signal:
2.5 to 5 mV per mg 1
-1
Repeatability:
Better than ±0.2 mg/l calibration temperature
equals measuring temperature ±5°C
Output Impedance:
∼1 kohm
Response Time: After equilibration, 1 minute for 95% of final
value
Materials of Construction:
Probe body:
O-rings:
Membrane:
Delrin
Membrane O-ring = Buna N
Body Seal O-ring = Viton
0.05 mm (2 mil) Teflon
Dimensions and Weight: 2.28” diameter x 2.3” height
15.9 oz.
Cable: standard length 7 m (23 ft); other lengths
available upon request
2-wire 22 awg shielded, PVC jacketed
Operating Conditions:
Temperature
Pressure:
Minimum Submersion Depth:
Minimum Water Flow:
0° to 40°C (32° to 122°F)
0 to 29 psig
60 mm (2 ½ in)
1 cm/s (.39 in/sec) across membrane
Calibration: In air or in air saturated water
Temperature Compensation:
Automatic from 4° - 40°C (40° - 104°F)
Range of Dissolved Oxygen: 0-20 mg/l, 0-200% Sat
Ships with: 5 spare membranes with O-rings
50 ml electrolyte
cathode cleaning pad