purpose

The YEJ-101 rectangular membrane box pressure gauge is suitable for measuring micro pressure and negative pressure of neutral and non explosive gases that do not corrode copper alloys, such as boiler ventilation equipment.

YEJ-101 typeRectangular membrane box pressure gaugeSuitable for measuring micro pressure and negative pressure of neutral and non explosive gases that do not corrode copper alloys, such as boiler ventilation equipment. YEJ-121 typeRectangular contact membrane box pressure gaugeIt also has the function of dual two position adjustment (dual limit signaling) to achieve positional adjustment or over limit alarm.

　　Parameter Description

Degree level: 2.5.

Measurement range: 0-250~0-40000Pa, -250-0~-4000-0Pa.

-120- 120~-20000- 20000Pa。

Degree level: 2.5

Environmental conditions for use: -20~60 ℃ (0-50 ℃ for YEJ-121), relative humidity not exceeding 85%, and vibration and rapid pulsation of the measured medium should not significantly affect the normal operation of the instrument. Electrical indicators: (YEJ-121 type)

Setting error: less than 2.5% of the full range

Position output contact capacity: AC non inductive load 3A 220V

Working power supply: AC220V

Power consumption: less than 5W Pressure interface: Φ 8 (equipped with inner diameter Φ 6 hose)