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Vibrating Wire Strain Gauges for Bridge, Tunnel & Dam Monitoring: Complete Selection Guide
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Single-Channel Temperature and Humidity Acquisition Module
Single-Channel Temperature and Humidity Acquisition Module
Monitoring temperature and humidity in a tunnel or deep excavation isn’t just about sticking a sensor in the dirt. You need a module that can capture data reliably, transmit it without drama, and survive conditions that would fry lesser electronics. That’s where Kingmach’s single-channel temperature and humidity acquisition module comes in. Built for geotechnical and structural health monitoring, this module combines a rugged industrial design with straightforward integration. Rather than drowning you in unnecessary channels, it focuses on doing one thing well: giving you a clear, noise-resistant signal from a single sensor pair, whether you’re tracking concrete curing, slope stability, or ambient conditions inside a dam gallery. With Kingmach’s manufacturing and customization capability, you don’t get an off-the-shelf compromise. You get a module configured for your data logger, your communication protocol, and your site’s specific environmental challenges.
Technical Detail
Configured around process stability, mold life, and long-term uptime.
Kingmach’s single-channel temperature and humidity acquisition module strips away complexity often found in multi-channel monitors. It is designed for projects where you need one reliable data point—perhaps at a critical joint, inside a monitoring borehole, or on a retaining wall—without paying for inputs you’ll never use. Internally, the module uses industrial-grade signal conditioning that rejects common-mode interference often present near heavy machinery or power cables. This means the readings you get, whether via RS485, frequency output, or a simple analog interface (selected during order), reflect what’s actually happening, not electrical noise. The housing is rated for high humidity and dust, common in underground construction and remote environmental stations. Connections are typically made with ruggedized terminals or military-style connectors, depending on the configuration Kingmach puts together for your site. A key advantage of working with Kingmach is that you are not limited to a single sensor vendor. The acquisition channel can be calibrated for most industrial-grade thermistor/thermocouple and capacitive humidity elements, so you can match the sensor to your accuracy and budget requirements. If your project spans multiple sites across different countries, Kingmach’s global distribution network keeps lead times and support practical. Technical documentation arrives with wiring diagrams, Modbus register maps, and calibration sheets, not a generic manual that assumes you’ve installed a dozen identical modules before.
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Products
Production modules
Ultrasonic Wind Speed and Direction Sensor JMFS-1C
Ultrasonic Wind Speed and Direction Sensor JMFS-1C
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Single-Channel Temperature and Humidity Acquisition Module JMWS-1D
Single-Channel Temperature and Humidity Acquisition Module JMWS-1D
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FAQ
Common technical questions
What kind of accuracy can I expect from this module?
Accuracy largely depends on the sensor you pair with the module. Kingmach configures the onboard signal conditioning to match your chosen thermistor, RTD, or humidity probe—typical industrial-grade combinations settle around ±0.3°C and ±2% RH. Calibration certificates can be supplied if your quality control process requires them.
Can the module be used outdoors, say on a slope monitoring site?
Yes. The enclosure is sealed against dust and moisture, and we can add a sun shield or mount it inside a larger NEMA-rated box if the site gets direct tropical sun or heavy rain. The electronics are rated for a wide temperature range, but extreme heat beyond typical industrial limits would need a custom configuration—just let us know your site conditions during ordering.
How does data get from the module to my SCADA or datalogger?
The module is available with several output options: RS485 (Modbus RTU is standard), 4–20 mA, 0–5 V, or a simple pulse output. You specify the protocol when ordering, and Kingmach pre-configures the firmware accordingly. Most geotechnical monitoring companies have no trouble integrating it into their existing loggers.
We need to monitor temperature and humidity in a concrete pour right after placement. Will this module survive the alkaline environment?
The module itself sits outside the pour, connected to a probe via cable. The probe is what encounters the concrete, and we can supply sensor heads with chemically resistant housings for just that scenario. The acquisition module stays in a safe, accessible location, so it doesn’t have to withstand the concrete’s pH directly.
What’s the lead time if I need fifty units customized for a dam project?
Lead time varies with the level of customization—special cable lengths, non-standard output ranges, or unique connector types add a few weeks. Generally, we complete small to medium batches within 4–6 weeks. Our support team can give you a firm schedule once we receive your specifications.
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