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Multichannel Temperature Acquisition Module for Field Monitoring
When monitoring temperature across large structures or in remote locations, using a multichannel temperature acquisition module saves both time and wiring. Instead of running separate lines for each sensor, these modules collect data from multiple points through one device. Kingmach builds modules that fit into broader geotechnical monitoring systems, handling the mixed sensor types common on job sites. They can be customized for channel count and communication protocols to match your existing setup. No need to overhaul everything just to add temperature logging.
Technical Detail
A multichannel temperature acquisition module from Kingmach typically handles 4 to 32 inputs, accepting common thermocouples and RTDs. Resolution often sits at 16 bits or higher, with accuracy around ±0.1°C for PT100 inputs. Built-in cold junction compensation and linearization are standard on most models. Many versions operate from -40°C to 85°C ambient, so they can be installed inside enclosures at the monitoring point rather than in a climate-controlled room. Communication options include RS-485, CAN bus, or wireless modules for long-distance data transmission—useful when sensors spread across a dam or bridge. Power consumption stays low enough for solar+battery systems, which is common in remote geotechnical work. Kingmach can adjust channel types, provide higher isolation for noisy industrial environments, or package the module for direct burial. Since the company specializes in geotechnical instruments, these temperature acquisition modules are designed to work alongside the rest of your monitoring array—inclinometers, piezometers, and strain gauges—sharing the same data logger infrastructure.
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Products

8-Channel Digital Temperature Acquisition ModuleJMWT-8DTH
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Wireless Data Logger (low power consumption design) JMWX-5RTU
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8-channel high-speed bus acquisition module JMJK-8DH
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Most modules in our range support 4 to 32 channels. For larger projects, multiple units can be daisy-chained over RS-485, so you're not stuck with a hard limit. We can also build custom channel counts if the standard options don't fit.
Typically thermocouples (K, J, T, etc.) and RTDs like PT100 or PT1000. Mixed types on the same module? That's doable—just let us know what you're using.
Yes. Power draw is low enough for solar setups. Many of our modules run on 9–30 V DC, so a small battery with a solar panel can keep them going for years with periodic visits.
For PT100 inputs, you'd typically see around ±0.1°C without special calibration. Thermocouple accuracy depends on the type, but the module itself digitizes at 16+ bits, so the error usually comes from the sensor, not the electronics.
The bare board isn't, but we offer enclosures rated IP65 or higher. They can be buried or pole-mounted. If you need a specific form factor for your project, we do custom packaging as well.
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Contact Us: +8613808434127
Address: No. 188 Tongzipo West Rd, Changsha, Hunan, China