High Range Ozone Sensor
High range ozone sensor
OS-4 ozone sensor has a range of 0.03-20.0 PPM. Relay contacts included. Ozone ppm readout via digital meter. Simple and inexpensive.
Features:
- Easy to install
- Sensor reading is temperature and relative humidity compensated
- Sensor is in a replaceable precalibrated module
- Programmable turn-on and turn-off set-points
- Indication when 0.1 ppm safety standard exceeded
- Low cost long term operation, see SM-X image on right
Related Files

Measuring ozone in an Occupied Room
21.7 k
Specifications:
OS-4 ozone sensor has a range of 0.03-20.0 PPM. Relay contacts included. Ozone ppm readout via digital meter. Simple and inexpensive.
Features:
- Easy to install
- Sensor reading is temperature and relative humidity compensated
- Sensor is in a replaceable precalibrated module
- Programmable turn-on and turn-off set-points
- Indication when 0.1 ppm safety standard exceeded
- Low cost long term operation, see SM-X image on right
Related Files
| Measuring ozone in an Occupied Room | |
| 21.7 k |
| Range | 0.03-20.00 ppm of ozone |
| Accuracy | 10-15% (Typical, depends on application) |
| Output control | SPDT non-latching relay. Contacts rated at 5 amps, 250 VAC |
| Temperature and humidity | 5-40°c 20-95% RH |
| Measurement Principle | HMOS (heated metal oxide semiconductor) sensor |
| Power Requirements | 12-24 VDC, 300 mA |
| 0.1 ppm danger alarm | Panel LED and SPDT relay 5 amp contacts. |
| Connections | Terminal blocks for relay output and DC input. 2.5 mm DC power jack for AC adapter |
| Indicators | Green LED: instrument on. Yellow LED: >.1 ppm. Red LED: relay activated |
| Monitor outputs | 0-2 VDC, 4-20 mA, RS-232 digital |
| Case | Flame-resistant ABS with mounting ears |
| Size | 127 × 64 × 42-mm (HxWxD) 5 × 2.5 × 1.625-in |
| Weight | 200 gr (7 oz) |


