Cond/Temp/Oxygen Sensor
Combined Conductivity, Temperature and Oxygen sensor.
N.B. Dimensions are in millimeters.
| Operating pressure: | 700 bar. |
| Maximum pressure: | 700 bar. |
| Mounting: | Through 12 mm hole with two 0-ring seals (Parker 2-12). |
| Weight: | 98 gr. |
| Body: | Titanium. |
| Filling for pressure compensation: | Silicone oil. |
Conductivity:
| Cell dimensions: | Inner diameter 8 mm, length 45 mm. |
| Cell type: | Seven platinum rings fused inside a quartz tube. |
| Range: | 0..350 mS. |
| Response time: | 50 ms (1). |
| Output connections: | 6 x 0.4 mm insulated copper wires (two rings use the same wire). |
| Body: | Black plastic |
(1) At 1 m/second flow rate.
Temperature:
| Type: | Pt100 @ 0 °C thermoresistor. |
| Range: | -30..80 °C. |
| Drift: | Less than 0.001 °C/year. |
| Response time: | 50 ms. |
| Output connections: | Four insulated wires Ø 0.9 mm. |
| Body: | Stainless steel (AISI 316). |
Oxygen:
| Type: | Polarographic sensor with platinum-iridium cathode and silver anode (99.99%). |
| Output current: | Typical 60 +/- 15 nA in air @ 20°C (green membrane). |
| Zero output current: | Less than 50 pA, with nitrogen. |
| Polarization voltage: | 650 mV DC. |
| Range: | 0..50 ppm. |
| Drift: | 5%/month typical. |
| Response time: | 3 s (green membrane @ 20°C). 0.9 s (blue membrane @ 20°C). |
| Output connections: | Two 0.4 mm insulated copper wires. |
