Ultrasonic Level Meter Transmitters Use Ultrasonic to Measure Liquid Level

Voltage range wide, DC voltage (9–32)V
Two-channels semiconductor photoelectric switch control output
Can be set to any output starting and ending
Manually set the digital filter
Set emission intensity according to condition
A serial communication, better compatibility with different scenes

Specification
Applications
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Specification

Download Data Sheet

Table 1: ULM-8920 Ultrasonic Level Meter Transmitter Main Technical Data
Measurement Range	3 m (The longer can be customized)
Dead Zone	0.3 m (can be customized)
Resolution	0.001 m
Accuracy	±0.3% × FS or ±2 mm (max)
Display	4 LED
Transmitting Output	No.of channel	Single channel (4–20)mA
Transmitting Output	Loop resistance	RL > 600 Ω
Communication Port	RS485 (Modbus protol)
Control Output	No.of Channel	Double channels
Control Output	Electrical contact	Semiconductor photoelectric relay 50mA (Max.), AC/DC 30V
Working Power Source	Power supply	DC (12–24)V
Working Power Source	Power Consumption	≤ 1.5W
Working Environment	Temperature: (0–50) °C Relative Humidity: ≤ 85% RH (none condensation)
Storage Environment	Temperature: (-40 to +85) °C Relative Humidity: ≤ 85% RH (none condensation)
Protection	IP65
Dimension Size	90 mm × 200 mm × (M60)
Installation Method	Installation hole M60 × 2

Application

It widely used in liquid level measurement and material-level in the oil, paper, mining, power plants, chemical industry, water treatment plants, waste water purification, pharmaceutical, agricultural pumping, environmental monitoring, sewage treatment and other fields.

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