{"product_id":"audio-signal-generator-4-20ma-constant-current-analog-simulator-adjusting-module-with-led-display","title":"Audio Signal Generator 4~20mA Constant Current Analog Simulator Adjusting Module with Led Display","description":"\u003cdiv style=\"color: rgb(0, 0, 0); font-family: Arial, Verdana, sans-serif;  font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;\"\u003e\n\u003cstrong style=\"font-size: 16px;\"\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOutput Impedance Matching of 4-20mA Current Generator:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eThe output source impendence should meet the following needs:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eAccording to the formula: I=U\/R (Current= Voltage\/impedance), the voltage of your power supply divided by the signal impedance is the max. current that generated by the signal receiving terminal.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eBesides, there is impedance with this current generator, so the formula should be the voltage of power supply \/ (the signal impedance of the device+ the impedance of the current generator)= output constant current\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eSince the voltage range of power supply of this product is 4~35V, if the practical voltage of the  power supply is low and the impedance of the device is high, the product cannot provide enough constant curren.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv style=\"color: rgb(0, 0, 0); font-family: Arial, Verdana, sans-serif;  font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;\"\u003e \u003c\/div\u003e\u003cdiv style=\"color: rgb(0, 0, 0); font-family: Arial, Verdana, sans-serif;  font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;\"\u003e\n\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:14px;\"\u003ePower Supply::4~35V\u003cbr\u003eMeasuring Range:4~20mA\u003c\/span\u003e\u003cbr\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eWhen the power supply is 24V, the signal impedance cannot be more than 1000ohm.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eWhen the power supply is 12V, the signal impedance cannot be more than 500ohm.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eWhen the power supply is 5V, the signal impedance cannot be more than 200ohm.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eIf the signal impedance is higher than the above parameters, you can increase the voltage of power supply or decrease the signal impedance to solve the current shortage of the constant current source. Please note that the voltage of the power supply cannot be higher than 28V.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eWIDE APPLICATION: Our signal simulator can be used in various areas: signal generator, valve adjustment, frequency converter controlling, PLC testing, panel testing, LED testing, simulating the output of transmitter.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv style=\"color: rgb(0, 0, 0); font-family: Arial, Verdana, sans-serif;  font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;\"\u003e \u003c\/div\u003e\u003cdiv style=\"color: rgb(0, 0, 0); font-family: Arial, Verdana, sans-serif;  font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;\"\u003e\n\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003ePackage Included:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:14px;\"\u003e1 x 4 ~20mA Signal Generator\u003c\/span\u003e\n\u003c\/div\u003e\u003cdiv style=\"color: rgb(0, 0, 0); font-family: Arial, Verdana, sans-serif;  font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;\"\u003e \u003c\/div\u003e\u003cdiv style=\"color: rgb(0, 0, 0); font-family: Arial, Verdana, sans-serif;  font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eDetails Pictures:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/18\/4F\/8f7ab765-3beb-469c-9a1d-0d36db1e7ae5.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/15\/C5\/3811a345-21d2-4a51-a070-f917b1a4aaeb.jpg\"\u003e","brand":"Shopify","offers":[{"title":"Default Title","offer_id":29577010741292,"sku":"1357431","price":1873.2,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2787\/9162\/products\/8f7ab765-3beb-469c-9a1d-0d36db1e7ae5.jpg?v=1583832950","url":"https:\/\/electronic-pro-south-africa.myshopify.com\/products\/audio-signal-generator-4-20ma-constant-current-analog-simulator-adjusting-module-with-led-display","provider":"Electronic Pro ","version":"1.0","type":"link"}