Independent explainers on SMT and PCB assembly, test and inspection, embedded systems and industrial electronics, written for engineers and buyers.https://emtworldwide.com/https://emtworldwide.com/blog/emerson-qx1400-hazardous-area-certified/https://emtworldwide.com/blog/emerson-qx1400-hazardous-area-certified/Emerson says its Rosemount QX1400 gas analyzer holds ATEX and IECEx approvals, with North American Class I, Division 2 still expected. What that means for US projects.Wed, 07 Oct 2026 00:00:00 GMThttps://emtworldwide.com/blog/harting-han-4-connector/https://emtworldwide.com/blog/harting-han-4-connector/HARTING says Han Size 4 carries up to 70 A in a smaller housing. Which space and weight figures apply to which configuration, and what rail designers still need to confirm.Wed, 07 Oct 2026 00:00:00 GMThttps://emtworldwide.com/blog/profilegauge-c-odc-specs/https://emtworldwide.com/blog/profilegauge-c-odc-specs/What Micro-Epsilon has published about profileGAUGE C.ODC, which specs carry conditions, and the files, wiring and settings to prepare before connecting it to a PLC.Wed, 07 Oct 2026 00:00:00 GMThttps://emtworldwide.com/blog/reflow-oven-types-guide/https://emtworldwide.com/blog/reflow-oven-types-guide/Convection, infrared and vapor-phase reflow ovens compared, plus batch versus conveyor formats and a five-step way to choose an oven category for your boards.Wed, 07 Oct 2026 00:00:00 GMThttps://emtworldwide.com/blog/reflow-soldering-profile-guide/https://emtworldwide.com/blog/reflow-soldering-profile-guide/How reflow soldering works, what the preheat, soak, reflow and cooling stages do, which J-STD-020 limits apply, and which defects trace back to the profile.Wed, 07 Oct 2026 00:00:00 GMThttps://emtworldwide.com/blog/solder-paste-types-guide/https://emtworldwide.com/blog/solder-paste-types-guide/Choose solder paste in three decisions: alloy, powder type (Type 3, 4 or 5) matched to stencil apertures, and flux class matched to your cleaning process.Wed, 07 Oct 2026 00:00:00 GMThttps://emtworldwide.com/blog/teledyne-flir-prism-a-isr/https://emtworldwide.com/blog/teledyne-flir-prism-a-isr/Teledyne FLIR's Prism A-ISR airborne AI software: the compute platforms, cameras, power and outputs it lists, how to read its detection specs, and what to ask before integrating.Wed, 07 Oct 2026 00:00:00 GMThttps://emtworldwide.com/blog/wave-vs-reflow-soldering/https://emtworldwide.com/blog/wave-vs-reflow-soldering/Compare wave, reflow, selective and hand soldering for mixed-technology boards, see where each one struggles, and assign a process to each part in four questions.Wed, 07 Oct 2026 00:00:00 GMT