- 3 -
２．Specification
2-1．Power supply
2-1-1．Power pressure AC 110V or 220V -15％/+10%（specify on demand） 50/60Hz
2-1-2．Power consumed 7VA
2-2．Material to measure Solid particle in gas
2-3．Quality of particle All kind of solid particle
2-4．Particle size ≧ 0.3μm
2-5．Density of particle 0.1mg/m
３
〜 1000mg/m
３
2-6．Measure principle Friction electric charge detection method
2-7．Measure condition（process condition）
2-7-1．Temperature ≦ 250℃ (PFM-M11PT: ≦ 400℃)
2-7-2．Pressure ≦ 200kPa
2-7-3. Speed ≧ 4m/s
2-7-4．Humidity ≦ 40vol％
2-8．Environmental condition
2-8-1．Temperature -20 〜 65℃（Transducer: 50℃）※1
2-8-2. Humidity
≦ 95％RH (Condition: State of case sealing up）
2-9．Keeping condition
2-9-1．Temperature -20 〜 65℃
2-9-2．Humidity ≦ 95％RH
2-10．Output signal
2-10-1．Current output DC 4 〜 20mA（isolated output，load resistance：500Ω）
（max. 23.3mA）
2-10-2．Contact output Alarm contact output ×1（250VAC,2A／30VDC,2A）
Upper limit contact（limit）output ×2（250VAC,2A／30VDC,2A）
2-11．Fitting method R1 fit screw (1"socket), (option：flange fitting)
2-12．Sensitivity switch 9 steps switch can do
2-13．Protection structure IP65（cover, in a condition of cable gland tightening）
IP20 (Transducer)
※1:The maximum temperature is different according to the measuring range.
(Please refer to the chart.)
Range
PFM-M11P
PFM-M11PT
Fig.1. Graph of temperature and humidity
