IOThrifty Blog

Learn how to wire a pressure transducer with a DIN connector in this step-by-step tutorial using the NP400 and NP640 models. We show how to remove the DIN connector, access the screw terminals, and correctly connect power and signal wires for two-wire 4–20 mA transmitters. Perfect for anyone setting up pressure sensors in industrial automation, HVAC, or fluid control systems.

Learn how to set up the N20K48 PID controller with WiFi connectivity and connect it to Novus Cloud using MQTT. This step-by-step video walks through hardware setup, QuickTune configuration, cloud communication, and how to remotely monitor process variables and setpoints. Ideal for industrial IoT, temperature control, and process automation, the N20K48 with CG-WiFi Module brings affordable, cloud-based monitoring to your application.

Learn how to connect and configure the N20K48 PID controller for wireless Modbus TCP/IP communication using the CG-WiFi module. This step-by-step video walks through hardware setup, QuickTune configuration, IP assignment, and reading/writing process data with Modbus Poll. Ideal for industrial IoT and remote process monitoring, this guide helps you turn your N20K48 into a connected, cloud-ready device using standard Modbus protocol over WiFi.

Discover the features and setup process of the HDR200, a high-performance dew point and relative humidity transmitter for demanding industrial environments. This video covers how to configure the HDR200 for dew point or humidity measurement, its ability to operate in temperatures up to 200°C and pressures up to 750 PSI, and how to connect it with devices like the N1540 panel meter. Ideal for compressed air systems, dryers, and environmental chambers, the HDR200 offers 4-20mA output, dual display, and flexible probe mounting options.

This step-by-step video shows how to configure the N20K48 PID controller using the QuickTune desktop software via USB. Learn how to set temperature setpoints, enable on/off control, adjust hysteresis, and choose sensor input types like Type K thermocouples. Perfect for new users, this guide covers control modes, input filtering, output assignments, and power setup for running your temperature control application. Ideal for heating, cooling, and process automation setups.

Learn how to extend thermocouples without compromising temperature accuracy. This guide covers the best practices for extending thermocouple wires using proper thermocouple extension wire, minimizing electrical noise, and avoiding ground loop errors. Whether you're working with K type thermocouples or other types, understanding these key factors ensures reliable temperature sensor performance in industrial environments.

Looking for resistance data on thermocouple wires? This reference chart provides ohms-per-foot resistance values for popular thermocouple types including K, J, T, E, N, S, R, and B across multiple wire sizes (AWG). Understanding thermocouple wire resistance is essential for accurate temperature measurement, especially in longer runs or sensitive applications. Use this guide to compare resistance values by thermocouple alloy and improve the performance of your temperature sensing system.

Explore the origins of pressure units like psi, bar, and Pascal, and learn how to convert between English and metric systems. This article explains why pressure units differ globally, how the Pascal became the SI standard, and how units like psi, bar, and kg/cm² relate. Includes a free pressure conversion spreadsheet to help convert between psi and bar for 4–20 mA transmitters and industrial instrumentation setups. Ideal for engineers, technicians, and anyone working with pressure sensors or transmitters.

Struggling to get accurate temperature readings with infrared sensors on shiny metals or reflective surfaces? This article explains the impact of emissivity on IR temperature measurements and why low-emissivity materials like polished aluminum or stainless steel can be tricky to measure. Learn how emissivity varies by material, surface finish, and wavelength, and discover practical solutions including wavelength selection, emissivity adjustments, and specialized IR sensors for metals.

Measuring temperature with an infrared sensor through a window can be tricky. This article explores how IR transmission, reflection, and absorption impact accuracy, and explains which window materials—like sapphire, quartz, or ZnSe—are best suited for IR temperature readings. Learn how to match your sensor’s spectral range to the right IR window material and discover IOThrifty’s low-wavelength infrared sensors designed for furnace and industrial applications.

Pressure transducers are essential for measuring gas and liquid pressure in industrial systems ranging from hydraulic equipment and process air to barometric and vacuum applications. This guide explains the types of pressure—gauge, absolute, and sealed gauge—as well as key considerations when selecting a pressure transducer, including input/output specs, wetted parts, temperature compensation, overpressure limits, and compatibility with hazardous or specialty gases like oxygen and helium. Learn the differences between sensors, transducers, and transmitters, and how modern strain gauge technology has replaced traditional Bourdon tubes for accurate, rugged pressure measurement.