Knick 트랜스미터


Model	269	267	264
Description	the pharmaceutical industry’s stringent calibration guidelines	Very low differential pressure transducer	Low Differential Pressure Transducer
Sample Applications	High Accuracy for Demanding Pharmaceutical Applications, Secure Calibration	Energy Management Systems, Static Duct Pressure, Cleanroom Pressure, Oven Pressurization & Furnace Draft Controls	lHVAC/R systems, Room pressurization for critical environments, Energy management systems, Variable air volume and fan control (VAV)
Ranges	0.1 to 10” W.C. Unidirectional, ±0.05 to ±5” W.C. Bidirectional	0.1 to 100” W.C. Unidirectional, ±0.1 to ±100” W.C. Bidirectional	0.1 to 100” W.C. Unidirectional, ±0.05 to ±50” W.C. Bidirectional
Accuracy FS (RSS) or % of reading	Standard: ±1.0% FS Opt.: ±0.5%, ±0.25%	Standard: ±1.0% FS Opt.: ±0.5%,±0.4%, ±0.25%	Standard: ±1.0% FS Opt.: ±0.4%, ±0.25%
Operating temperature	-6 to 71°C	-18 to 65°C	-18 to 79°C
Compensated temperature range	-6 to 60°C	5 to 65°C	-18 to 65°C
Thermal effect span, zero offset	Zero/Span Shift %FS/oF : Opt.: 0.01% Standard: 0.02%	Zero/Span Shift %FS/°F (°C): ±0.033 (±0.06)	Zero/Span Shift %FS/°F (°C): ±0.033 (±0.06)
Overpressure	Up to 2 PSI (Range Dependent)	Up to 10 PSI (Range Dependent)
Maximum Line Pressure	10 PSI (68,947.3 Pa)	10 PSI (68,947.3 Pa)
Media compatibility	air or nonconducting gases. Use with liquids or corrosive gases will damage the unit.	air or nonconducting gases. Use with liquids or corrosive gases will damage the unit.	Clean air or similar non-conducting gases.
Output	4 to 20 mA	4 to 20 mA	4 to 20 mA, 0 to 5 VDC
Electrical terminations	Detachable Electrical Connector	Detachable Electrical Connector	Terminal strip, 1/2“ conduit enc.
Pressure fittings	3/16” O.D. Barbed Brass Fittings on Removable Process Head	3/16” Barbed Brass Fitting, 1/4”NPTF Brass Fitting, Static Duct Probe	3/16” O.D. barbed brass for 1/4” push on tubing

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