DFRobot URM14 RS485 Precision Ultrasonic Sensor(200KHz) is a high-frequency precision ultrasonic sensor for industrial use. The sensor measurement and signal processing unit is completely encapsulated in an M18 metal shell and its tail is designed with an aviation connector plug. The sensor uses the RS485 interface that follows the standard Modbus-RTU communication protocol, which assures its compatibility with PLC industrial personal computer.

Specifications:

Operating Voltage: DC 7-15V
Max Instantaneous Current: 350mA
Effective Measuring Range: 100-1500mm
Distance Resolution: 0.1mm
Measuring Accuracy: 1mm
Distance Error: ±0.1%
Temperature Resolution: 0.1℃
Temperature Error: ±1℃
Measuring Frequency: 30HZ
Operating Temperature: -20℃～＋80℃
Sensor Acoustic Frequency: 200KHz±4%
Directional Angle: 12°±2°(-6dB)
Protection Grade: IP65
Communication Interface: RS485

Documents:

Product wiki

Warranty: 90 days

Warranty will not apply if Product fails or is damaged after delivery to you due to accident, abuse or misuse.

Package Includes:

1 x URM14-RS485 Precision Ultrasonic Sensor
2 x Mounting Nut

Processor Specifications
Interface	Communication Interface: RS485
Frequency
Frequency Range	30HZ
Electrical Specifications
Maximum Operating Voltage	DC 7-15V
Maximum Operating Temperature	-20℃～＋80℃
Defense Grade	IP65
Additional Information
Warranty	90 days