{"product_id":"delta-ah04ad-5a-4-channel-analog-input-module","title":"Delta AH04AD-5A Module d'entrée analogique 4 canaux","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAH04AD-5A (AH04AD 5A)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-density, 16-bit analog-to-digital conversion module designed for the Delta AH Series PLC system. Featuring 4 high-precision input channels, this module is engineered for high-end process automation applications such as chemical refining, precision temperature monitoring, and complex hydraulic pressure control. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAH04AD-5A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoffers an isolated signal design to ensure data integrity in electrically noisy industrial environments and supports hot-swapping, allowing for module replacement without shutting down the entire system. By providing a conversion speed of 150 microseconds per channel, it delivers the rapid data acquisition required for high-speed deterministic control loops.\u003c\/p\u003e\n\u003ch3\u003eTechnical Configuration\u003c\/h3\u003e\n\u003cp\u003eThe AH04AD-5A is characterized by its versatility in signal handling, supporting a comprehensive range of bipolar and unipolar voltage\/current inputs (including +\/- 10 V, 0-10 V, and 4-20 mA). The hardware utilizes a 16-bit resolution to provide 65,536 increments across the signal range, ensuring that even the smallest process fluctuations are captured. The module includes integrated diagnostic functions and LED status indicators, enabling maintenance engineers to quickly identify channel faults or signal overflows. Additionally, the inclusion of a JIS removable terminal block simplifies field wiring and reduces maintenance time during system upgrades.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAH04AD-5A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDelta\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eNumber of Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Signals (Voltage)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0-5 V, 1-5 V, +\/- 5 V, 0-10 V, +\/- 10 V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Signals (Current)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0-20 mA, 4-20 mA, +\/- 20 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHardware Resolution\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16-bit\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eConversion Time\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e150 micro-s \/ channel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBase Error (Ambient)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e+\/- 0.1 percent (Voltage\/Current)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLinearity Error\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e+\/- 0.07 percent (Voltage), +\/- 0.05 percent (Current)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTerminal Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eJIS removable terminal block\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInternal Power Consump.\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.35 W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eExternal Power Consump.\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.0 W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eIsolation\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIsolated signal design\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSpecial Features\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHot-swapping, Interrupt function, Diagnosis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 0.3 kg (2 kg shipping weight)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the AH04AD-5A support hot-swapping in a live system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The AH Series architecture allows the AH04AD-5A to be removed and replaced while the PLC remains powered. This is a critical feature for \"zero-downtime\" facilities where process interruptions must be avoided.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the \"Interrupt function\" benefit my control logic?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe interrupt function allows the module to trigger a specific task in the AH PLC CPU immediately when a signal crosses a predefined threshold or when conversion is complete. This is significantly faster than waiting for the standard PLC scan cycle, making it ideal for safety-critical monitoring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between Base Error and Full Temperature Range Error?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Base Error (+\/- 0.1 percent) is measured at a stable ambient temperature (typically 25 deg C). The Full Temperature Range Error (+\/- 0.45 percent for voltage) accounts for thermal drift as the control cabinet heats up, providing a realistic expectation of accuracy in extreme industrial environments.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eEngineering \u0026amp; Installation Guide\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWiring and Signal Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTo maximize the benefits of the 16-bit resolution, use shielded twisted-pair cables for all analog inputs. Connect the cable shield to the ground terminal on the module or the system earth bar. Ensure that high-voltage power lines are routed at least 200 mm away from these signal cables to prevent inductive noise.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTerminal Block Torque:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhen securing wires to the JIS removable terminal block, ensure the screws are tightened to the specified torque (typically 0.5 Nm to 0.8 Nm). Over-tightening can damage the terminal housing, while loose connections will result in erratic signal readings or \"chatter\" in the process image.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMode Configuration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUse the Delta AH software utility to configure each channel individually for its specific signal type (e.g., 4-20 mA vs +\/- 10 V). Ensure the physical jumpers (if applicable) and software settings match before applying the field signal to prevent hardware damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Delta Electronics","offers":[{"title":"Default Title","offer_id":53102412530027,"sku":"AH04AD-5A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/AH04AD-5A-voqm2vhci0x.png?v=1776137192","url":"https:\/\/www.plcprotech.com\/fr\/products\/delta-ah04ad-5a-4-channel-analog-input-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}