low initiating velocity: initiating velocity 5mm / S

　　Convenient digital transmission: optional RS-485 or GPRS wireless read memory traffic data, convenient and reliable.

　　Alarm system: alarm prompt includes: water over limit alarm, water sudden change alarm, reverse flow alarm, lithium battery low power alarm, air pipe alarm, excitation alarm, pressure upper and lower limit alarm, etc.

　　Integrated pressure measurement: the electromagnetic body can be equipped with pressure sensor, and the pressure and flow can be synchronously collected and displayed, and the data can be uploaded through RS-485 or GPRS.

　　Power supply mode: lithium battery power supply / lithium battery + solar power supply.

　　Password locking function: after the flowmeter is powered on, it is necessary to enter a five digit password before setting the movement parameters to ensure the safety of the instrument parameters.