Campbell-scientific CS512 Dissolved Oxygen Probe Manuale Utente Scaricare il pdf (Pagina 6)

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:

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

1 2 3 4 5 6 7 8 9 10 11 ... 15 16

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Campbell-scientific CS512 Dissolved Oxygen Probe Manuale Utente Pagina 6