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- 2014-04-30
Featured Ultrasonic level meter manuals

SGM SMART Series Small Ultrasonic Liquid Level Transmitter Service Manual
The SMART series small ultrasonic liquid level transmitter from SGM is a compact, high‑performance device designed for measuring liquid, slurry, and acidic media. It offers low signal noise, small size, lightweight construction, and supports 4‑20 mA DC output as well as RS485 communication. Various models provide IP65 or IP68 protection and measurement ranges from 0.25 m up to 7 m.
The manual provides detailed installation guidelines, wiring diagrams, and configuration settings. It describes power supply options (24 VAC, 115 VAC, 230 VAC, 24 VDC, 12 VDC), operating temperature limits (‑30 °C to 70 °C, short‑term to ‑80 °C), pressure range (0.05‑0.15 MPa), beam angle (6° half‑angle), and accuracy (±0.5%). Communication is via RS485, and the document includes wiring tables for both 4‑20 mA and RS485 interfaces. This manual is written in Chinese.
Covers: Features · Specifications · Model Options · Dimensions · Installation Guidelines · Communication Interface
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SGM SMART Series Small Ultrasonic Liquid Level Transmitter Service Manual
Service Manual 2 pages · 2.1 MB · ZHService manual for SGM SMART series small ultrasonic liquid level transmitter, covering specifications, installation, wiring, and troubleshooting.
Which document do I need?
Service Manual
Disassembly, diagnostics and part numbers, for repair.
Questions answered in Ultrasonic level meter manuals
What is the output signal of the SMART series ultrasonic level transmitter?
It provides a 4‑20 mA DC signal.
From: SGM SMART Series Small Ultrasonic Liquid Level Transmitter Service Manual
Which communication interface does the device support?
The transmitter communicates via an RS485 interface.
From: SGM SMART Series Small Ultrasonic Liquid Level Transmitter Service Manual
