The Figaro Oxygen Sensor SK-25F is a unique galvanic cell type oxygen sensor.
Its most notable features are no influence from. CO2, good linearity up to 30% ...
PRODUCT INFORMATION
Figaro Oxygen Sensor SK-25F Applications:
Features:
* Virtually no influence from CO2, CO, H2S, NOx, H2 * Biotechnology - Oxygen incubators, anaerobic cultivators * Operates in normal ambient temperatures * Food industry - Refrigeration, greenhouses * Good linearity * Safety - Air conditioners, oxygen detectors, fire * No position dependency detectors, fuel cell systems * Stable output signal * No external power supply required for sensor operation * No warmup time is required
The Figaro Oxygen Sensor SK-25F is a unique galvanic cell type oxygen sensor. Its most notable features are no influence from CO2, good linearity up to 30% Oxygen, and excellent chemical durability. This feature makes the sensor ideal for oxygen monitoring in various applications such as the biochemical field, food industry, and domestic safety applications.
Sensitivity characteristics (typical values under std.
Response time (typical)
test conditions)
12
120 0%O2 -> Air
110 10
100 90
8
80 70
6
60 50 Output 40 Ratio (%)
4 Output Voltage (mV)
30 20
2
10 0
0 0
5
10
15
20
Oxygen Concentration (%)
25
30
0
10
20
30 Time (sec.)
40
50
Dimensions
Specifications +0 ø 20.4 -0.3
0~30% O2
Accuracy (Note 1)
±1% full scale Atmospheric
+0
16.6 -0.3
0.5
SK-25F
Measurement range
Operating conditions
Temperature Relative humidity
2- ø 1.5
4.3 ±0.3
3.4
ø1.4
Model
Item
Response time (90%)
ø1
ø1
8.
3.5
0˚~40˚C 10~90%RH (no condensation) approx 15 seconds
Initial output voltage under standard test conditions Standard test conditions
Locating pin
811hPa~1216hPa
Atmospheric pressure Temperature Relative humidity
Life expectancy at 20˚C in normal air
5.5~8.5mV 1013±5hPa 20˚±1˚C 60±5%RH approx. 2.5 years
9
u/m: mm If not specified, all tolerances are ±0.2 mm
FIGARO ENGINEERING INC. 1-5-11 Senba-nishi Mino, Osaka 562-8505 JAPAN Phone: (81)-72-728-2561 Fax: (81)-72-728-0467 www.figaro.co.jp email:
[email protected]
REV: 10/09
