EN
ar
bg
hr
cs
da
nl
fi
fr
de
el
hi
it
ko
no
pl
pt
ro
ru
es
sv
tl
iw
id
lv
lt
sr
sk
sl
uk
vi
et
hu
th
tr
fa
ms
hy
ka
ur
bn
mn
ta
kk
uz
ku
settlement sensors
Kingmach settlement sensors cover several ways to measure vertical deformation on civil and geotechnical projects. The category includes the JMDL-47XXAT smart single-point settlement gauge, JMDL-62XXADT inductive frequency-modulated hydrostatic level sensor, JMQJ-62XXADT micro range hydrostatic level sensor, JMYC-62XXAD wide-range differential pressure hydrostatic level sensor, and JMCJ-1003/1005 magnetic ring settlement water level gauge. Each product answers a different field question. A buried single-point gauge follows one embedded location in a roadbed, foundation, dyke, or tunnel invert. A hydrostatic network compares several elevations through connected liquid lines. A wide-range differential pressure system handles larger movement during reclamation or soft foundation treatment. A magnetic ring gauge separates layered underground compression from groundwater level change. Selection should begin with expected travel, required resolution, manual or automatic reading mode, access after burial, reference stability, and the structure being observed. This product group gives engineers a practical set of instruments for turning slow ground movement into named measuring points, dated baselines, and repeatable readings.
Application of settlement sensors
Tunnels and subway structures place special demands on settlement sensors because access is narrow, moisture is common, vibration is continuous, and many instruments may share the same station or section. Kingmach JMDL-47XXAT is described for tunnel bottom uplift deformation and underground engineering settlement, making it suitable for embedded positions where the invert or base layer must be followed after construction. JMQJ-62XXADT can support hydrostatic level observation in tunnel settlement projects, with 50 mm and 100 mm ranges, 0.01 mm resolution, RS485 output, and IP68 protection. A tunnel layout should use point names that match chainage, ring number, track side, or station grid, otherwise later interpretation becomes slow and error-prone. Readings should be compared with excavation progress, lining closure, groundwater drawdown, rail bed work, train operation, and vibration records. The important question is whether vertical change is a short construction response, a reversible operating effect, or a continuing deformation trend. Good installation photos and baseline notes are especially useful because many embedded parts cannot be checked after the tunnel returns to service.
The future of settlement sensors
The future of settlement sensors will give more attention to reference-point control. Hydrostatic leveling systems calculate vertical deformation by comparing measuring points against a reference, so the reference must be protected, inspected, and named clearly in the platform. Kingmach products such as JMDL-62XXADT, JMQJ-62XXADT, and JMYC-62XXAD already support multi-point settlement measurement through connected liquid paths and digital output. Future systems can record reference sensor status, water pipe condition, temperature, zero value, and maintenance events together with each settlement curve. This will help engineers avoid confusing reference drift with real subgrade, bridge, dam, or building movement. Better reference records will also make handover easier when a project moves from construction control to long-term operation. 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 settlement sensors
Hydrostatic settlement sensors need regular checks of the liquid path. For systems using JMDL-62XXADT, JMQJ-62XXADT, or JMYC-62XXAD, inspect water pipes, connectors, sensor elevation, reference point, cabinet wiring, and tube protection. Kinks, leakage, air pockets, freezing risk, or construction damage can change the apparent settlement curve. Check whether readings change after pipe work, cabinet maintenance, or nearby excavation. For outdoor systems, protect tubes from vehicle traffic, sharp edges, workers, and animal damage. When a reading shifts suddenly, confirm the reference sensor and water path before treating the value as structural movement. Hydrostatic systems can be very useful, but they depend on a clean, continuous, well-documented connection between points. The record should include who inspected the point, what changed on site, and whether nearby instruments showed the same trend, so the maintenance team can separate sensor trouble from real settlement. The record should include who inspected the point, what changed on site, and whether nearby instruments showed the same trend, so the maintenance team can separate sensor trouble from real settlement.
Kingmach settlement sensors
settlement sensors are not only construction instruments; they also support long-term asset management. A bridge, dam, subway, railway, building, or embankment can continue moving slowly after the main construction phase is complete. Kingmach settlement products can help owners compare early baseline readings with later operation-stage data. The important question is whether movement has stopped, slowed, restarted, or changed after water level, traffic load, rainfall, excavation, or repair work. A clean settlement record should include cumulative value, daily or monthly rate, reference condition, sensor status, and inspection notes. When the same point is reviewed for years, small changes become easier to interpret. Without that record, later teams may waste time rediscovering what the original installers already knew. Over time, this disciplined record helps owners separate normal consolidation from renewed settlement caused by water, load, excavation, or long-term material behavior. Over time, this disciplined record helps owners separate normal consolidation from renewed settlement caused by water, load, excavation, or long-term material behavior.
FAQ
Q: Which settlement sensors fit hydrostatic leveling?
A: JMDL-62XXADT, JMQJ-62XXADT, and JMYC-62XXAD are used for hydrostatic or differential pressure settlement monitoring.
Q: What resolution is available?
A: JMDL-62XXADT and JMQJ-62XXADT list 0.01 mm resolution, while JMYC-62XXAD lists 0.1 mm resolution for wider ranges.
Q: Where are micro range hydrostatic sensors used?
A: They are used for dam settlement, bridge deflection, slope stability, building settlement, tunnel settlement, and subgrade settlement.
Q: What protection rating is listed for JMQJ-62XXADT?
A: The product information lists IP68 protection.
Q: What can damage hydrostatic readings?
A: Leaking tubes, air pockets, poor reference control, temperature effects, cable faults, and disturbed sensor elevations can all affect the record.
Reviews
Christopher Martinez
Very satisfied with the readouts & data loggers. User-friendly interface and supports multiple sensor inputs.
David Wilson
We purchased displacement transducers and settlement sensors, and the quality exceeded our expectations. Easy installation and reliable performance.
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.
Evelyn***@gmail.comSouth Africa
Hi, we are a contractor working on tunnel construction and need settlement sensors and displacement ...
Mia***@gmail.comNetherlands
Dear team, we are interested in your readouts & data loggers compatible with multiple sensors. Do yo...
Related product categories
- Magnetic Ring Settlement Water Level Gauge
- Optical Deflection Monitor
- Tilt Sensor
- Deflectometer
- Micro Range Hydrostatic Level Sensor
- Single-point Settlement Meter
- Optical Deflection Monitor
- Inclinometer-based Hydrostatic Leveling System
- Settlement Monitoring Rod
- Hydrostatic Leveling System
- Photoelectric Deflectometer
- gnss settlement sensors