OMS 420
Compact in-situ probe for combustion optimization
Compact in-situ probe
- Using heated ZrO2 sensor for wet O2 analysis up to 600°C flue gas temperature
- With optional special heated solid electrolyte sensor for combustibles measurement
- Compact probe with flow guidance (hollow) tube, with or without back-purge for flue gas temperature up to 600°C
- For high temperature application up to 1.000 °C or respectively 1700°C, see models OMS420RT and OMS420HT
- 4"ANSI 150lbs or DN65 PN6 flange with Ø 60mm probe tube and different lengths
- Reference air inlet through natural difusion, no air pump is required
- Rugged industrial plug for power supply and data transfer (2x analog 4-20 mA galvanic isolated, digital RS 485 with Modbus RTU protocol
Available OPTIONS like:
- COe- combustibles gas measurement
- Back-purge using compressed air, with solenoid valve control by means of transmitter electronics, incl. adjustable purging intervals (recommended for high dust sites)
Measuring range
| O2 | 0,1%-steps, 0,1 ... 25 % |
| COe | 0 ... 1.000 ppm (Option: measuring combustiable gases) |
Dimensions and other data
| Transmitter | with microprocessor, graphical LCD and 4 operating keys with microprocessor, graphical LCD and 2 operating keys (internally) |
| Flange | ANSI flange: Ø 230 mm / probe tube: Ø 60 mm, up to max. 4,0 m length or flange DN80 PN16, flange DN65 PN6: Ø 216 mm / probe tube: Ø 60 mm, up to max. 4,0 m length or flange DN80 PN16 |
| Response time | < 10 seconds |
| Power supply | 18 ... 24 Vdc (for Modell OMS 420), 90 ... 100 W 100 ... 240 Vac (for models OMS 420 RT and OMS 420 HT) |
| Protection | IP 65 |
| Weight | approx. 13,5 kg |
