Campbell Scientific CS512 Oxyguard Type III Dissolved Oxygen Probe

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:

Delrin

O-rings:

Membrane O-ring = Buna N

Membrane:

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

0° to 40°C (32° to 122°F)

Pressure:

0 to 29 psig

Minimum Submersion Depth:

60 mm (2 ½ in)

Minimum Water Flow:

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

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