YF-1 Intelligent Digital Pressure GaugeDetailed product description：

·Using single-chip microprocessor technology, four digit high brightness digital display, accurate and intuitive measurement, and digital setting method.
·It has functions such as reset, calibration, upper and lower limit alarm, and two relay contacts to control the output.
·Function setting key: It has setting, reset, ▲, ▼ operation keys.
·Panel display: Real time measurement value display and setting status display.
·Easy to operate, easy to install and use, stable and reliable performance.
·Used for measuring, displaying, and controlling gas and liquid pressure.
·Sensors: piezoresistive pressure sensor, strain gauge pressure sensor, thin film pressure sensor.

Main technical indicators
measurement range	0- 0.5 ～ 60	MPa
Safety overload rate	one hundred and twenty	%F.S
power supply voltage	12 or 24	VDC
Power consumption	< 5	W
display range	-999 ～ 9999
Accuracy	±0.25； ±0.5	%F.S±1digit
Output signal:	4-20mA or 0-5V
output control	Relay load capacity: 1A 120VAC/24VDC
Interface:	RS485
Setting method: upper and lower limit alarm setting, alarm point can be set arbitrarily within 100% range, and the alarm is indicated by a light-emitting diode
Electrical characteristics	Insulation impedance: 100	MΩ/100VDC
Operating temperature	-10 ～ 50	℃
temperature range	< 90	%RH
mechanical connection	M20x1.5

Electrical connection method
connection method	Plug socket number	Wire color
Input (power) positive terminal	one	red
Output signal positive terminal	two	Blue
Negative end of output signal	three	white
Input (power) negative terminal	four	Yellow
If the plug socket number or wire color changes, please refer to the sensor calibration certificate for accuracy.