{"product_id":"yokogawa-f3ad08-4w-analog-input-module","title":"Yokogawa F3AD08-4W Analog Input Module","description":"\u003cp\u003eConfigured for precision current signal acquisition in FA-M3 PLC networks, the \u003cstrong\u003eYokogawa F3AD08-4W\u003c\/strong\u003e (\u003cstrong\u003eF3AD08-4W\u003c\/strong\u003e Analog Input Module) provides direct electrical execution of 8-channel differential analog monitoring.\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\u003eF3AD08-4W\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\u003e0.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e28.9 x 100 x 106.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e210 mA at 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e8 (differential)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal\u003c\/td\u003e\n\u003ctd\u003e0-20 mA DC, 4-20 mA DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e12-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003ePhotocoupler (input to internal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eAnalog Signal Conversion and Isolation\u003c\/h3\u003e\n\u003cp\u003eThe module utilizes 12-bit A\/D conversion to process current loops with a resolution of 5.6 uA. By employing differential input architecture, the device effectively rejects common-mode noise, maintaining measurement accuracy even in environments with electrical interference. The internal circuitry is protected via photocoupler isolation, which ensures an electrical barrier between the field-side input signals and the system backplane logic. This isolation, rated for 500 VDC, protects the PLC processor from potential surges occurring on the 250 Ohm input shunt resistors.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: What is the maximum input current permitted for the F3AD08-4W channels?\u003c\/p\u003e\n\u003cp\u003eA: The absolute maximum input current is +\/- 25 mA DC. Exceeding this limit may result in permanent damage to the input circuitry or the internal shunt resistors.\u003c\/p\u003e\n\u003cp\u003eQ: How is the conversion cycle distributed across the input channels?\u003c\/p\u003e\n\u003cp\u003eA: The module executes a sequential conversion cycle, requiring 1 ms per channel for a total update time of 8 ms for all 8 channels.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure the PLC system power is disconnected before installing or removing the module from the base unit.\u003c\/li\u003e\n\u003cli\u003eTerminate 4-20 mA field signals using the 18-point terminal block; verify that M3.5 screws are tightened to the correct torque to ensure low-resistance connectivity.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cabling for field signals, grounding the cable shield at a single point to prevent ground loop currents.\u003c\/li\u003e\n\u003cli\u003eVerify that signal polarity is correct during installation, as reverse connection may cause erroneous readings or trigger fault status in the host CPU.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance from high-power inductive loads (e.g., motors, contactors) to prevent induced noise on the sensitive analog signal lines.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":49208345690364,"sku":"F3AD08-4W","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/F3CU04-0SZ01_S12.jpg?v=1781761271","url":"https:\/\/www.electronicplc.com\/products\/yokogawa-f3ad08-4w-analog-input-module","provider":"Electronic PLC","version":"1.0","type":"link"}