The Ultimate Solution for High-Precision Analog Monitoring
Achieve industrial precision and versatility in your embedded projects with the IoTextra Analog module. Built around the high-resolution 16-bit ADS1115 ADC from Texas Instruments, this module offers 4 truly differential input channels capable of reliably measuring a wide range of analog signals, including both voltage and current, and the essential 4-20mA industrial standard.
The IoTextra Analog is designed for mission-critical applications where every detail matters: from monitoring industrial sensors to PLC integration and building complex control systems.
Key Features and Benefits
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Detailed Technical Specifications

Primary Applications
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Industrial Automation (PLCs): Reliable monitoring of industrial sensors and current loop sensors (4-20mA).
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Energy Monitoring: Accurate measurement of voltage and current parameters in power management systems.
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Environmental Control: High-precision data acquisition from temperature, pressure, and humidity sensors.
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Transportation and Automotive: Test benches, applications for transmission sensors, and infotainment systems.
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Development and Prototyping: A powerful and flexible analog front-end for any embedded system.
Ecosystem Compatibility
The IoTextra Analog is designed for maximum modularity and can be used in three modes:
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Standalone Use: Connects to any controller via Qwiic® or HOST connectors.
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Smart Use: Plugs directly into an IoTsmart module (e.g., RP2350, ESP32-S3) to create an integrated controller.
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Mezzanine Use: Installs into an IoTbase carrier board for expanded connectivity and mechanical stability.