Home>Products

Optical Deflection Monitor

Selecting Kingmach Optical Deflection Monitor begins with the scale and shape of expected movement. A single embedded point, a hydrostatic comparison line, a wide-range profile, and a magnetic ring borehole answer different questions. JMDL-47XXAT covers 100 mm to 400 mm embedded settlement. JMDL-62XXADT and JMQJ-62XXADT provide 0.01 mm hydrostatic resolution for smaller vertical changes. JMYC-62XXAD covers 500 mm to 4000 mm with 0.1 mm resolution and 0.2%FS accuracy for larger movement. JMCJ-1003/1005 provides plus or minus 1 mm depth reading for magnetic ring settlement and water level checks. Selection should consider whether the structure will remain accessible, whether groundwater is part of the risk, whether automatic collection is required, and whether the reference point can remain stable for the full observation period. A short-range high-resolution instrument is not automatically better if the site may move beyond its travel. A large-range system is not always best if the project needs very small early warnings.

Application of  Optical Deflection Monitor

Application of Optical Deflection Monitor

In dam monitoring, Optical Deflection Monitor are used for long-term observation of dam body settlement, gallery deformation, foundation movement, and vertical change near water-control structures. This work has a slow rhythm: reservoir level, seepage, rainfall, seasonal temperature, and consolidation history may all affect the curve. Kingmach JMQJ-62XXADT gives micro range hydrostatic measurement with IP68 protection and 0.01 mm resolution, while JMYC-62XXAD provides wider 500 mm to 4000 mm ranges for larger vertical displacement. JMDL-62XXADT can form a multi-point hydrostatic leveling network when several positions must be compared from one reference. A dam layout should treat the reference location, tube route, cabinet position, cable protection, and access path as part of the measurement system. During operation, engineers should review settlement data with reservoir records, seepage flow, piezometer behavior, inspection notes from galleries, and downstream observation results. The goal is to see whether a slow trend matches expected consolidation or whether it appears near a structural joint, foundation zone, or water level event. Good records make annual dam-safety review more traceable and reduce confusion when readings are checked years later.

The future of Optical Deflection Monitor

The future of Optical Deflection Monitor

Remote infrastructure will shape the future of Optical Deflection Monitor. Many settlement points sit along long railways, expressways, dams, embankments, slopes, and tunnel portals where routine manual reading is expensive and sometimes unsafe. Low-power acquisition, wireless gateways, solar power, and clear cabinet layouts can reduce unnecessary visits while keeping settlement trends visible. Kingmach hydrostatic sensors and settlement gauges that support remote data collection can fit this direction, especially when RS485 channels, power supply, and reference points are documented well. Remote monitoring should still include scheduled field checks, because tubes, probes, cables, and reference points can be affected by weather and construction. The best future setup will combine fewer emergency trips with better evidence for deciding when a site visit is truly needed. The practical goal is to keep settlement data understandable after the original installation crew has left, so owners can compare old and new readings without reconstructing the field history from memory. The same record should remain readable for designers, contractors, owners, and maintenance teams, because settlement monitoring often continues long after the first construction report is finished.

Care & Maintenance of Optical Deflection Monitor

Care & Maintenance of Optical Deflection Monitor

Waterproofing and cabinet care matter for Optical Deflection Monitor because many points work in wet foundations, dams, tunnels, slopes, and outdoor subgrades. Kingmach JMQJ-62XXADT lists IP68 protection, but connectors, cable glands, tubes, and cabinets still need inspection after heavy rain, flooding, dewatering, or washdown. Check for moisture inside junction boxes, loose terminals, damaged jackets, blocked cabinet drainage, and strain on cable entries. If a remote channel drops after a storm, inspect power supply and communication wiring before replacing the instrument. Keep spare seals, glands, connectors, labels, and drying materials available for field crews. Waterproof maintenance should be logged with date, location, weather, observed fault, repair action, and next reading. That record helps distinguish a real settlement change from a wet connector or cabinet fault.

Kingmach Optical Deflection Monitor

For procurement and technical selection, Optical Deflection Monitor should be matched to expected movement scale, access, and monitoring method. A micro range hydrostatic sensor with 0.01 mm resolution is not the same tool as a wide-range differential pressure sensor covering up to 4000 mm, and neither replaces a magnetic ring gauge used for borehole layer readings. Kingmach's category includes JMDL-47XXAT, JMDL-62XXADT, JMQJ-62XXADT, JMYC-62XXAD, and JMCJ-1003/1005, each aimed at a different settlement task. Before ordering, engineers should define whether the point is embedded, connected by water tube, manually probed, remotely acquired, or compared with a reference sensor. The best specification starts with the field question, then selects the instrument. Procurement teams should therefore ask not only for range and accuracy, but also for installation method, reading method, protection level, and data handover format. Procurement teams should therefore ask not only for range and accuracy, but also for installation method, reading method, protection level, and data handover format.

FAQ

  • Q: What is JMCJ-1003/1005 used for?
    A: It is used to measure layered underground settlement and groundwater level in foundations, subgrades, foundation pits, embankments, and underground structures.

    Q: How does magnetic ring settlement reading work?
    A: Magnetic rings are placed underground; when the probe senses a ring, audible and visual alerts help the operator read depth from the steel tape at the borehole.

    Q: How is water level detected?
    A: The water level component works by water conductivity and alerts when the probe contacts water.

    Q: What accuracy is listed?
    A: The listed measurement accuracy is plus or minus 1 mm.

    Q: What field records are needed?
    A: Keep borehole number, magnetic ring depth, previous reading, current reading, groundwater level, and operator notes together.

Reviews

Joshua Clark

We ordered a full monitoring solution including sensors and data loggers. Everything works seamlessly together. Great supplier!

Michael Anderson

The strain gauges and load cells are extremely accurate and stable. They performed very well in our bridge monitoring project. Highly recommended!

Latest Inquiries

To protect the privacy of our buyers, only public service email domains like Gmail, Yahoo, and MSN will be displayed. Additionally, only a limited portion of the inquiry content will be shown.

Emma***@gmail.comCanada

Dear Sir/Madam, we are interested in displacement transducers and settlement sensors for a geotechni...

Ava***@gmail.comAustralia

Hi, I am looking for reliable tiltmeters and accelerometers for structural health monitoring. Please...

Not finding what you're looking for?
Contact our consultants for more available products.

Request A Quote Now

GET IN TOUCH

If you are interested in our products or want to become our partner.

Please leave your contact information, our team will contact you as soon as possible.

Contact Us Now
Copyright © Kingmach Measurement & Monitoring Technology Co., Ltd.
get a quote
Your Name:
E-mail:*
Company:
Phone/WhatsApp:
Content: