{"product_id":"1c31116g03-emerson-ovation-locally-powered-analog-input-module","title":"1C31116G03 | Emerson Ovation | Locally Powered Analog Input Module","description":"\u003ch3\u003eProduct Summary\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eEmerson Ovation 1C31116G03\u003c\/strong\u003e is a \u003cstrong\u003e0-20mA Locally Powered Analog Input Module\u003c\/strong\u003e for the Emerson Ovation DCS. It provides \u003cstrong\u003e8 channels of 0-20mA analog input\u003c\/strong\u003e with \u003cstrong\u003esystem-side power supply\u003c\/strong\u003e, drawing excitation voltage from the controller rather than the field loop. This design suits applications where field transmitters lack internal loop power or where centralized power management is preferred.\u003c\/p\u003e\n\n\u003ch3\u003eCore Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e 1C31116G03\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e 0-20mA Locally Powered Analog Input Module\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChannels:\u003c\/strong\u003e 8 analog inputs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Signal:\u003c\/strong\u003e 0–20 mA DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e System-powered (local excitation from controller)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e 13–16 bits (per configuration)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccuracy:\u003c\/strong\u003e ±0.1% of full scale\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Impedance:\u003c\/strong\u003e 250 Ω (typical for current loop)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDielectric Isolation:\u003c\/strong\u003e 1000 V AC\/DC (channel-to-channel and channel-to-logic)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Rack mount\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Emerson (formerly Westinghouse)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSystem-powered design eliminates need for field-side loop power\u003c\/li\u003e\n  \u003cli\u003e8-channel high-density analog input for process variable monitoring\u003c\/li\u003e\n  \u003cli\u003eGalvanic isolation prevents ground loops and electrical interference\u003c\/li\u003e\n  \u003cli\u003eHigh accuracy ±0.1% for precise process measurement\u003c\/li\u003e\n  \u003cli\u003eRack-mountable for standard Ovation I\/O cabinet installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eEnvironmental Limits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0°C to 60°C (32°F to 140°F)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e -40°C to +85°C (-40°F to 185°F)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHumidity:\u003c\/strong\u003e 0% to 95% RH, non-condensing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eWhat is the 1C31116G03 used for?\u003c\/h4\u003e\n\u003cp\u003eIt is an 8-channel 0-20mA locally powered analog input module for Emerson Ovation DCS, converting current loop signals from passive field transmitters into digital data using system-side excitation power.\u003c\/p\u003e\n\n\u003ch4\u003eWhat does \"locally powered\" mean?\u003c\/h4\u003e\n\u003cp\u003eThe module \u003cstrong\u003esupplies excitation voltage from the controller\u003c\/strong\u003e to power the current loop, rather than drawing power from the field device. This is ideal for passive transmitters that lack internal loop power.\u003c\/p\u003e\n\n\u003ch4\u003eWhat is the difference between 1C31116G02 and 1C31116G03?\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003e1C31116G02\u003c\/strong\u003e is \u003cstrong\u003efield powered\u003c\/strong\u003e (draws power from the loop). The \u003cstrong\u003e1C31116G03\u003c\/strong\u003e is \u003cstrong\u003elocally powered\u003c\/strong\u003e (supplies power from the system). Choose based on whether your transmitters are active (self-powered) or passive (require external excitation).\u003c\/p\u003e\n\n\u003ch4\u003eWhat is the difference between 1C31116G03 and 1C31116G04?\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003e1C31116G03\u003c\/strong\u003e is for \u003cstrong\u003e0-20mA locally powered\u003c\/strong\u003e applications. The \u003cstrong\u003e1C31116G04\u003c\/strong\u003e is an \u003cstrong\u003emV compensated\u003c\/strong\u003e analog input module for thermocouple and RTD applications.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003ch4\u003eSafety Precautions\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eDe-energize the Ovation rack before installation\u003c\/li\u003e\n  \u003cli\u003eUse proper ESD protection when handling the module\u003c\/li\u003e\n  \u003cli\u003eVerify field transmitter is passive (requires external excitation)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStep-by-Step Procedure\u003c\/h4\u003e\n\u003col\u003e\n  \u003cli\u003ePower down the Ovation I\/O rack\u003c\/li\u003e\n  \u003cli\u003eAlign the module with the rack slot and insert firmly\u003c\/li\u003e\n  \u003cli\u003eSecure the module retaining clips\u003c\/li\u003e\n  \u003cli\u003eConnect passive transmitter wiring to the terminal base unit\u003c\/li\u003e\n  \u003cli\u003ePower up and verify module status LEDs\u003c\/li\u003e\n  \u003cli\u003eCalibrate input channels via Ovation engineering station\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eSelection Tips\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUse 1C31116G03 for passive transmitters requiring system excitation\u003c\/li\u003e\n  \u003cli\u003eUse 1C31116G02 for active (self-powered) 0-20mA transmitters\u003c\/li\u003e\n  \u003cli\u003eFor 4-20mA applications, consider 1C31227G01 or 5X00070G01\u003c\/li\u003e\n  \u003cli\u003eEnsure total loop current does not exceed module power budget\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Part Numbers\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1C31116G01 — mV\/VDC Non-Compensated Analog Input\u003c\/li\u003e\n  \u003cli\u003e1C31116G02 — 0-20mA Field Powered Analog Input\u003c\/li\u003e\n  \u003cli\u003e1C31116G03 — 0-20mA Locally Powered Analog Input (this part)\u003c\/li\u003e\n  \u003cli\u003e1C31116G04 — mV Compensated Analog Input\u003c\/li\u003e\n  \u003cli\u003e1C31227G01 — 4-20mA Analog Input Module\u003c\/li\u003e\n  \u003cli\u003e5X00070G01 — 4-20mA Analog Input Module, High Speed\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":53711839232184,"sku":"1C31116G03","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1C31116G03_3.png?v=1782979612","url":"https:\/\/www.globalpetroparts.com\/products\/1c31116g03-emerson-ovation-locally-powered-analog-input-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}