{"product_id":"omron-nx-ad3208-nx-series-analog-input-unit","title":"Omron NX-AD3208 NX Series Analog Input Unit","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDesigned for synchronous integration within Sysmac machine control architectures, the \u003cstrong\u003eOmron NX-AD3208\u003c\/strong\u003e provides high-speed, high-resolution current monitoring for demanding industrial applications. This analog input module processes four differential current channels, utilizing a precise \u003cstrong\u003e4 to 20 mA\u003c\/strong\u003e input range to monitor critical field transmitters. With an outstanding conversion speed of \u003cstrong\u003e10 microseconds per point\u003c\/strong\u003e and a resolution of \u003cstrong\u003e1\/30000\u003c\/strong\u003e, the module delivers highly granular feedback to support real-time process optimization and synchronized motion control loops.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-left: 1.5rem; margin-bottom: 1rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFour Differential Channels:\u003c\/strong\u003e Supports four individual current input circuits utilizing differential measurement to minimize noise susceptibility.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Resolution:\u003c\/strong\u003e Evaluates incoming 4 to 20 mA signals down to 1\/30000 of the full scale for exceptional accuracy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRapid Conversion Cycle:\u003c\/strong\u003e Converts signals at a rate of 10 microseconds per point, reducing overall control loop latency.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Refreshing Methods:\u003c\/strong\u003e Supports both synchronous I\/O refreshing and free-run refreshing modes to align with specific network update speeds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eToolless Connection:\u003c\/strong\u003e Features a 12-terminal push-in, screwless clamping terminal block to accelerate field installations and minimize wiring errors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-left: 1.5rem; margin-bottom: 1rem;\"\u003e\n  \u003cli\u003eContinuous flow rate tracking and valve position feedback loops.\u003c\/li\u003e\n  \u003cli\u003eHigh-speed pressure sensing in hydraulic and pneumatic machinery.\u003c\/li\u003e\n  \u003cli\u003eLevel monitoring in processing tanks and distribution systems.\u003c\/li\u003e\n  \u003cli\u003eMulti-axis coordinated machine lines running on EtherCAT networks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; text-align: left;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold; width: 40%;\"\u003eManufacturer\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eOmron\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eModel\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eNX-AD3208\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eInput Type\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eAnalog Current Input\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eNumber of Inputs\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e4 channels\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eInput Range\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e4 to 20 mA\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eResolution\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e1\/30000\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eConversion Time\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e10 us per point\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eInput Method\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eDifferential Input\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eI\/O Refreshing Method\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eSwitching synchronous I\/O refreshing and Free-Run refreshing\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eExternal Connections\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e12-terminal screwless clamping terminal block\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eIndicators\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eTS Indicator\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eInput Conversion Range\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e-5% to 105% (full scale)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eAbsolute Maximum Input\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e+\/-30 mA\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eInput Impedance\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e250 Ohm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eAccuracy (at 25 degC)\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e+\/-0.1% (full scale)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eAccuracy (0 to 55 degC)\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e+\/-0.2% (full scale)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eIsolation Method\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eBetween input and NX bus: Power = Transformer, Signal = Digital isolator (no isolation between individual inputs)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eInsulation Resistance\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e20 MOhm min. between isolated circuits (at 100 VDC)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eDielectric Strength\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e510 VAC between isolated circuits for 1 minute (leakage current 5 mA max.)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003ePower Consumption\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eConnected to CPU or Comm Control Unit: 1.30 W max.\u003cbr\u003eConnected to Communications Coupler: 0.95 W max.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eModule Dimensions\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e12 mm (W) x 100 mm (H) x 71 mm (D)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eModule Weight\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e0.07 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/th\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e1.00 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe \u003cstrong\u003eNX-AD3208\u003c\/strong\u003e integrates seamlessly with NX-series CPU Units, Communications Coupler Units (such as the NX-ECC EtherCAT Coupler), and NX-series Communication Control Units. When configuring complex control architectures, make sure to cross-check total NX bus power limits, as this model draws up to 1.30 W depending on the host device. For voltage-based architectures, refer to the NX-AD36 series counterparts to prevent wiring mismatch.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003ePlease note that there is \u003cstrong\u003eno galvanic isolation between individual input channels\u003c\/strong\u003e on the NX-AD3208. Isolation is only provided between the input circuitry and the internal NX bus (via transformer and digital isolators). Because the individual input channels share a common internal reference, you must ensure that all external loop transmitters are either loop-powered or properly isolated externally to prevent ground loops and erroneous readings. The absolute maximum current rating per channel is +\/-30 mA; exceeding this limit can lead to thermal damage of the internal 250 Ohm precision sensing resistors.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eIsolate all electrical power systems prior to mounting, removing, or wiring any NX Series module. Failure to de-energize the main bus and external current loops can result in hardware destruction or unexpected system activation.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e1\u003c\/div\u003e\n  \u003cp style=\"color: #2d3748; margin: 0;\"\u003eHook the top hook of the NX-AD3208 onto the DIN rail and press the module firmly downward until it clicks securely into place.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e2\u003c\/div\u003e\n  \u003cp style=\"color: #2d3748; margin: 0;\"\u003eEnsure the side connector pins mate correctly with the adjacent CPU, coupler, or adjacent NX module to secure robust communications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e3\u003c\/div\u003e\n  \u003cp style=\"color: #2d3748; margin: 0;\"\u003ePrepare solid wire or ferruled stranded wire (0.25 to 1.5 mm sq.). Insert the wire directly into the screwless clamping terminals for secure, tool-free connection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e4\u003c\/div\u003e\n  \u003cp style=\"color: #2d3748; margin: 0;\"\u003eConnect shielded twisted-pair cables to prevent electromagnetic field interference and ground the shield according to your plant's EMI containment guidelines.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":53077932245355,"sku":"NX-AD3208ÿ","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/nx-ad3208-tb10caouxsx.png?v=1775733952","url":"https:\/\/www.plcprotech.com\/products\/omron-nx-ad3208-nx-series-analog-input-unit","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}