{"product_id":"emerson-1c31194g02-valve-positioner-electronic-module","title":"Emerson 1C31194G02 Valve Positioner Electronic Module","description":"\u003cp\u003eConfigured for final control loop actuator positioning in Ovation DCS networks, the \u003cstrong\u003eEmerson 1C31194G02\u003c\/strong\u003e (\u003cstrong\u003e1C31194G02\u003c\/strong\u003e Valve Positioner Electronic Module) provides direct physical\/electrical execution. This electronic module converts system control commands into calibrated output drive signals to modulate control valve actuators while monitoring field position feedback.\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\u003e1C31194G02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEmerson\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.75 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Ovation I\/O Rack Slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eStandard Backplane Bus Draw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eValve Positioner Electronic Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Protocol\u003c\/td\u003e\n\u003ctd\u003e4-20 mA HART loop protocol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCircuit Isolation\u003c\/td\u003e\n\u003ctd\u003eChannel-to-channel isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Format\u003c\/td\u003e\n\u003ctd\u003eStandard Ovation I\/O Base Slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDCS Architecture \u0026amp; Loop Isolation\u003c\/h3\u003e\n\u003cp\u003eDesigned for insertion into standard Ovation I\/O subracks, the module incorporates robust analog conditioning circuits to maintain precise valve position tracking. Integrated channel-to-channel isolation blocks high-voltage transients, EMI, and ground loop interference from reaching internal backplane logic. The electronic interface supports standard 4-20 mA HART loop protocol field devices, while cold junction compensation (CJC) hardware references help stabilize analog processing under varying cabinet thermal conditions.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1C31194G02 electronic module support live insertion during active control operation?\u003c\/p\u003e\n\u003cp\u003eA: The associated control loop must be switched to manual control or physical bypass, and local field circuit safety procedures must be followed before replacing the module.\u003c\/p\u003e\n\u003cp\u003eQ: How does channel-to-channel isolation protect the positioner drive loop?\u003c\/p\u003e\n\u003cp\u003eA: Galvanic isolation barriers physically isolate the valve actuation and feedback circuits from adjacent channels and backplane power lines, suppressing common-mode noise.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSwitch the target control valve loop to manual mode or bypass and isolate field loop power before installing the card.\u003c\/li\u003e\n\u003cli\u003ePut on an ESD grounding wrist strap connected to an unpainted section of the cabinet ground frame.\u003c\/li\u003e\n\u003cli\u003eInspect the subrack backplane connector pins for physical alignment, dust, or damage prior to insertion.\u003c\/li\u003e\n\u003cli\u003eAlign module edges with slot guide rails and press firmly until the board locks securely into the backplane connector.\u003c\/li\u003e\n\u003cli\u003eFasten top and bottom retaining screws to 0.5 Nm torque to establish chassis frame earth ground connection.\u003c\/li\u003e\n\u003cli\u003eConnect valve position feedback cable shields to the dedicated cabinet single-point ground lug to minimize electrical noise.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":66726612893811,"sku":"1C31194G02","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/1C31233G03_Cocoai_68c244d2-3efd-4706-813f-c5c38eb9cdc9.jpg?v=1790560028","url":"https:\/\/www.dcssupplier.com\/ar\/products\/emerson-1c31194g02-valve-positioner-electronic-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}