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- MRU - Model OMS 420 - Compact In-Situ ...
MRU - Model OMS 420 - Compact In-Situ Probe for Combustion Optimization
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
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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
- 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)