1.DescriptionConstant pressure controller QYK104 is pressure
measurement & control product with intelligent digital
display, it is combined the functions of pressure measurement,
display, output and control. This product is made with entire
electronic structure, and built isolated-membrane pressure sensor
in its front end. Its output signal is amplified through high
accuracy & low temperature swift amplifier, then is input high
accuracy A/D converter, and processed by microprocessor, the
processed signal controls two-way switch, to realize the
pressure measurement and control for systems.
2.Applications:Process control systemHydraulic control systemOil
pump/drillingPump & Water systemChemical industryHVACRefrigeration
systemNatural gasAir compressorFood industry 3.Features4
digit LED Switch value can be set from zero to full
scale freely;The outer case is equipped with light emitting
diode (LED), is easy for abserving operation;Operation is
easy; the pressed key is for adjustment and parameters setting
on the spot;2 relays switch output, 1.2A loading
capacity;4~20mA analog output
(optional).RS485 4.Specificationspressure mediumgas or liquid
compatible with stainless steelpressure ranges-0.1~0~100Mpaoverload
pressure150%FSoutput signal4~20mA(option)control
accuracy0.5%FS(standard)display accuracy0.1%FSlong-term
stability1million timespower consumption
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