★The blind area is less than 3cm, the first in China
★Micropower acquisition method won national invention patent
★Built-in anti-condensation function has won the national invention patent
★Echo processing method won national invention patent
★The communication method won the national invention patent
★Built-in NB-iot, LoRa wireless communication
★The transducer has built-in temperature sensing and real-time automatic compensation
★Voltage 3.7~32VDC
★Can measure material level, liquid level, volume, weight, etc.
★With digital filtering and echo recognition functions
★Support custom sound speed (special material measurement)
★Sturdy and stable sensing suitable for harsh environments
TECHNICAL CHARACTERISTICS:
TECH PARAMETERS:
Measuring range: 1m, 2m, 3m
Blind zone: <0.03~0.15m (different from measuring range)
Emission angle: <3~6° (varies due to sensing and environment)
Resolution: 1mm
Accuracy: <±1mm, <±1.5mm (different from measuring range)
Temperature: automatic temperature compensation
Display: OLED Chinese and English self-luminous
Output
Analog output: 4~20mA, 0~20mA, 0~5V, 0~10V
Digital output: RS485-Modbus/RTU/TCP, Hart (two-wire system)
Switch output: three-way NPN
Wireless transmission: NB-iot, LoRa, 4G
Power supply
External power supply: 12~28VDC, 18~32VDC (two-wire system)
Physical properties
Installation interface: M30×1.5, chuck
Electrical interface: M20X1.5-2
Material: cast aluminum, 304, PTFE, PP
Environmental performance
Working environment: -20~65ºC, -0.07~0.1MPa
Storage humidity: ≤80%RH no condensation
Protection level: IP65 (can be customized)
Explosion-proof level: ExiaII CT4Ga, Ex db mb IICT6 Gb
