{"product_id":"yokogawa-ys170-011-dual-loop-programmable-controller","title":"YOKOGAWA YS170-011 Dual Loop Programmable Controller","description":"\u003cp\u003eConfigured for high-precision process regulation, the \u003cstrong\u003eYOKOGAWA YS170-011\u003c\/strong\u003e (\u003cstrong\u003eYS170-011\u003c\/strong\u003e Programmable Controller) provides direct electrical execution of dual-loop control logic. The unit functions as a primary command interface for industrial process variables, facilitating real-time monitoring and manipulation of analog control signals across distributed automation networks via integrated RS-485 communication protocols.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eYS170\u003c\/strong\u003e: Base model designation for the dual-loop programmable controller series.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-0\u003c\/strong\u003e: Standard configuration revision for internal control algorithms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e11\u003c\/strong\u003e: Communication and hardware interface configuration (RS-485 \/ standard I\/O).\u003c\/li\u003e\n\u003c\/ul\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\u003eYS170-011\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\u003e1.2kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard industrial panel-mount footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e100-120 VAC (26 VA) \/ 24-120 VDC (600 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Loops\u003c\/td\u003e\n\u003ctd\u003eDual-loop programmable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eRS-485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Loop Execution and Signal Isolation\u003c\/h3\u003e\n\u003cp\u003eThe YS170-011 is engineered for deterministic loop control, ensuring that setpoint adjustments and process variable feedback cycles occur within prioritized time intervals. The module architecture features optoisolated I\/O channels, preventing ground potential variations from affecting the stability of the analog control loops. This galvanic isolation is required for accurate 4-20 mA HART loop protocol implementation, ensuring that the controller can effectively manage complex process dynamics without interference from external electromagnetic noise or ground loops within the field instrumentation network.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the YS170-011 be configured for PID control without external logic?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The controller supports internal PID (Proportional-Integral-Derivative) algorithm execution. The loop parameters are user-definable, allowing for independent tuning of both control loops directly through the front panel interface or the RS-485 serial connection.\u003c\/p\u003e\n\u003cp\u003eQ: Is the RS-485 interface suitable for multi-drop communication?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The RS-485 port is designed for multi-drop configurations, enabling the integration of multiple YS170 controllers onto a single communication bus for centralized data acquisition and system monitoring.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the YS170-011 in a vibration-free control panel. Ensure sufficient spacing between units to facilitate heat dissipation from the internal power supply section.\u003c\/li\u003e\n\u003cli\u003eVerify the power source (AC or DC) matches the terminal configuration precisely; incorrect voltage application will cause failure of the internal switching power regulator.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cables for the RS-485 communication bus and terminate with a 120-ohm resistor at the end of the bus segment to prevent signal reflections.\u003c\/li\u003e\n\u003cli\u003eSeparate high-voltage AC cabling and inductive loads (solenoids, motor contactors) from the analog signal loop wiring to reduce the risk of EMI-induced process instability.\u003c\/li\u003e\n\u003cli\u003ePerform a full loop test before process activation, verifying that the controller’s output accurately drives the field actuators throughout the full 0% to 100% signal range.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":50118762725628,"sku":"YS170-011","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/YS170-011.jpg?v=1784165735","url":"https:\/\/www.electronicplc.com\/products\/yokogawa-ys170-011-dual-loop-programmable-controller","provider":"Electronic PLC","version":"1.0","type":"link"}