{"product_id":"yokogawa-aab841-s50-s2-analog-input-output-module","title":"Yokogawa AAB841-S50 S2 Analog Input\/Output Module","description":"\u003cp\u003eConfigured for high-precision signal interfacing in process control platforms, the \u003cstrong\u003eYokogawa AAB841-S50\u003c\/strong\u003e (\u003cstrong\u003eAAB841\u003c\/strong\u003e Analog Input\/Output Module) provides direct physical\/electrical execution of 8-channel voltage input and 8-channel current output signal conversion.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eAAB841-S50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.5 kg \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard DIN-rail mount chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5 W (Typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e8 (1–5 V signal range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e8 (4–20 mA signal range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/- 0.2%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e16-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 50 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control Connectivity and Signal Integrity\u003c\/h3\u003e\n\u003cp\u003eThe integration of the AAB841-S50 into DCS architectures requires strict attention to loop protocol requirements. Since this module utilizes non-isolated channels, users must ensure proper common-mode noise suppression at the field terminal block. While the module supports standard 4-20 mA output loops, it lacks intrinsic galvanic isolation between channels. Consequently, loop-powered transmitters must be checked for ground loop potential before connection to prevent signal drift or damage to the 16-bit analog-to-digital converter front end. The AAB841-S50 relies on external cold junction compensation (CJC) if applied to thermocouple-emulated inputs, and users should verify that the termination resistor values match the system load requirements to maintain the rated +\/- 0.2% accuracy.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the AAB841-S50 support hot-swap capability during system operation?\u003c\/p\u003e\n\u003cp\u003eA: No, this module is not designed for hot-swapping. Ensure the power is removed from the I\/O bus and the local rack segment before inserting or removing the unit to prevent backplane bus damage or data bus corruption.\u003c\/p\u003e\n\u003cp\u003eQ: How should I manage the non-isolated channel configuration?\u003c\/p\u003e\n\u003cp\u003eA: Because the 8 input and 8 output channels share a common ground, it is recommended to utilize external signal isolators for each loop if the field devices are located in different potential zones to avoid interference.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure the mounting rail is correctly grounded to the system earth bus to mitigate electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eVerify that field wiring does not exceed the maximum current ratings for the 4-20 mA output loops.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cables for all analog signals and terminate the shield only at the system end to avoid ground loop currents.\u003c\/li\u003e\n\u003cli\u003eConfirm that the voltage input signal (1-5 V) does not exceed the maximum input threshold to prevent damage to the high-speed input buffers.\u003c\/li\u003e\n\u003cli\u003eInspect the backplane connectors for pin alignment before seating the module fully into the card slot.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":49224340865276,"sku":"AAB841-S50 S2","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/AAB841-S50_S21.jpg?v=1782350693","url":"https:\/\/www.electronicplc.com\/ar\/products\/yokogawa-aab841-s50-s2-analog-input-output-module","provider":"Electronic PLC","version":"1.0","type":"link"}