A
Anonymous
Apr 10, 2026
Rating: 4/5
Good sensor, manual needs work
Hardware is solid but the register map documentation could be clearer.
Description
High-Precision Infrared Laser Distance Measurement Module - RS485 Ultrasonic Level Sensor with Modbus Serial Communication
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Measurement Range | 0.03m to 50m |
| Accuracy | ±1mm |
| Communication Protocol | Modbus RTU |
| Interface Type | RS-485 Half-Duplex |
| Power Supply | 9-36V DC |
| Operating Temperature | -20°C to 60°C |
| Protection Rating | IP65 |
| Response Time | ≤100ms |
| Laser Class | Class II |
| Housing Material | Aluminum Alloy |
5 reviews
A
Anonymous
Apr 03, 2026
Rating: 5/5
Great for tank level monitoring
Works perfectly with our PLC setup. Modbus integration was straightforward.
A
Anonymous
Feb 17, 2026
Rating: 5/5
Precise and reliable
Tested against a calibrated ruler, accuracy is spot on within specified range.
A
Anonymous
Feb 12, 2026
Rating: 5/5
Excellent value
Comparable to much more expensive brands we have used previously.
A
Anonymous
Feb 07, 2026
Rating: 5/5
Robust construction
Been running in a dusty environment for months without issues. IP65 rating holds up.
5 FAQ
Q: Can this be used outdoors in rain?
A: Yes, the IP65 rating protects against water jets and dust.
Q: Does it come with a USB to RS-485 converter?
A: No, the sensor is sold separately. You will need your own converter.
Q: What is the maximum cable length recommended?
A: We recommend up to 1000 meters depending on baud rate and environment.
Q: What software do you recommend for configuration?
A: Any Modbus master tool like Modbus Poll or QModMaster works well.
Q: Is this compatible with Siemens PLCs?
A: Yes, any PLC supporting Modbus RTU over RS-485 works.
![[Ya Que You Sheng] DT900 PRO X Calibration File V2 Version EQ Equalization](https://www.gosteppe.com/cache/small/product/269040/legacy-main-a3c0c55ffaafe89c05afced1.webp)
![[First Batch Deposit] Spring Cherry & Pear Snow - Original Lolita Ballet-Style Cake Dress Chinese JSK](https://www.gosteppe.com/cache/small/product/269019/legacy-main-be5286e5316da63aa7d52258.webp)