YEJ-101 Type Rectangular Diaphragm Box Pressure GaugeDetailed product description：

Usage description:
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.

Main technical indicators:
Accuracy level: 2.5
Environmental conditions for use: -20~60 ℃ (0-50 ℃ for YEJ-121 type), relative humidity not exceeding 85%, and vibration and rapid pulsation of the measured medium should not have a significant impact on the normal operation of the instrument.

YEJ-101 Rectangular Diaphragm Box Pressure Gauge Measurement Range

positive pressure	negative pressure	Positive and negative pressure
0~250 0~400 0~600 0~1000 0~1600 0~2500 0~4000 0~6000 0~10000 0~16000 0~25000 0~40000	-250~0 -400~0 -600~0 -1000~0 -1600~0 -2500~0 -4000~0 -6000~0 -10000~0 -16000~0 -25000~0 -40000~0	-120~+120 -200~+200 -300~+300 -500~+500 -800~+800 -1200~+1200 -2000~+2000 -3000~-+3000 -5000~-+5000 -8000~+8000 -12000~+12000 -20000~+20000

Weight: 2kg (Type 101), 2.5kg (Type 121)
Electrical specifications: (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: AC 220V
Power consumption: less than 5W
Pressure interface: φ 8 (equipped with a hose with an inner diameter of φ 6)

YEJ-101 Rectangular Diaphragm Box Pressure Gauge Dimensions:

	Type 101	121 type
L	one hundred and sixty	two hundred and fifty