{"product_id":"new-version-pzem-004t-ttl-port-rs485-modbus-voltmeter-electric-kwh-meter-volt-amp-power-energy-pf-with-split-ct-and-usb","title":"New Version PZEM-004T TTL Port RS485 Modbus Voltmeter Electric Kwh Meter Volt Amp Power Energy PF with Split CT and USB","description":"\u003cp\u003e\u003cb data-spm-anchor-id=\"a2g0o.detail.1000023.i0.7582698ce5t9pd\"\u003eNew Version PZEM-004T TTL Port RS485 Modbus Voltmeter Electric Kwh Meter Volt Amp Power Energy PF with Split CT and USB\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eWe provide the software to connect it with the PC. If you want to connect it with other terminal device such as PLC,SCM and so on, please prepare the fitable cable and write the program by yourself.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cspan\u003eThis document describes the specification of the PZEM-004T AC communication module, the module is mainly used for measuring AC voltage, current, active power, frequency, power factor and active energy, the module is without display function, the data is read through the TTL interface.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cspan\u003ePZEM-004T-10A: Measuring Range 10A (Built-in Shunt)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cspan\u003ePZEM-004T-100A: Measuring Range 100A (external transformer)\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eIf you need the software, please download it via this link:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003ehttp:\/\/www.mediafire.com\/file\/lk5wukg2v5n5iry\/004T_software%252Bdriver%252Buser_manual.zip\/file\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003e\u003cem\u003e\u003cstrong\u003eVery Important Notification:\u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan\u003eFor this product PZEM-004T, we have the update version to replace the old version. The old version has been sold out and no produce anymore. The update information as following: \u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan\u003e1. the new version has the same size and TTL port as before\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan\u003e2. the software is new, we have English software as same as the PZEM-014,016, The communication protocol change to be Modbus–RTU, the display interface is changed. now it can test Voltage ,Current, Power, Power factor, Frequency and Energy 6 parameters.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan\u003e3. the new version has higher precision, faster refresh speed and the more stability communication than the old version.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan\u003e4. The new version increase a set for 0-10A\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan\u003e4. Now the product is still naked  PCB, but in the future we will have the good outside case.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan\u003eNow you can still use the old link to submit the order, if there is any question, welcome to contact the service to get more information.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan\u003e\u003cimg alt=\"IMG_20190418_145605_\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB17XFuSCzqK1RjSZFjq6zlCFXa3.jpg\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cimg alt=\"IMG_20190417_173024_\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB14j32RCzqK1RjSZFLq6An2XXaA.jpg\"\u003e\u003cimg alt=\"IMG_20190418_142529_\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1o672RCzqK1RjSZFLq6An2XXaV.jpg\"\u003e\u003cimg alt=\"111\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1N1NXRMHqK1RjSZFEq6AGMXXaF.jpg\"\u003e\u003cimg alt=\"112\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1puU0RwTqK1RjSZPhq6xfOFXaQ.jpg\"\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cimg alt=\"114\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1huA4RrPpK1RjSZFFq6y5PpXaq.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"115_\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1.Bs_RpYqK1RjSZLeq6zXppXag.jpg\"\u003e\u003cimg alt=\"100A\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FKQ6RrPpK1RjSZFFq6y5PpXaC.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1kOFyRNjaK1RjSZKzq6xVwXXaA.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"center_\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XQ9oIgmTBuNjy1Xbq6yMrVXa9.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. Working voltage: 80 ~ 260VAC\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2. Test voltage: 80 ~ 260VAC\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. Rated power: 100A\/22000W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4. Operating frequency: 45-65Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e5. Measurement accuracy: 1.0 grade\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eFunction\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003col\u003e\n\u003cli\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e1.1.1 Measuring range:80～260V\u003c\/p\u003e\n\u003cp\u003e1.1.2 Resolution: 0.1V\u003c\/p\u003e\n\u003cp\u003e1.1.3 Measurement accuracy: 0.5%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1.2   \u003c\/strong\u003e\u003cstrong\u003eCurrent\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.2.1 Measuring range: 0～10A(PZEM-004T-10A); 0～100A(PZEM-004T-100A)\u003c\/p\u003e\n\u003cp\u003e1.2.2 Starting measure current: 0.01A(PZEM-004T-10A); 0.02A(PZEM-004T-100A)\u003c\/p\u003e\n\u003cp\u003e1.2.3  Resolution: 0.001A\u003c\/p\u003e\n\u003cp\u003e1.2.4 Measurement accuracy: 0.5%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1.3   \u003c\/strong\u003e\u003cstrong\u003eActive power\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.3.1 Measuring range: 0～2.3kW(PZEM-004T-10A); 0～23kW(PZEM-004T-100A)\u003c\/p\u003e\n\u003cp\u003e1.3.2 Starting measure power: 0.4W\u003c\/p\u003e\n\u003cp\u003e1.3.3 Resolution: 0.1W\u003c\/p\u003e\n\u003cp\u003e1.3.4 Display format:\u003c\/p\u003e\n\u003cp\u003e＜1000W, it display one decimal, such as: 999.9W\u003c\/p\u003e\n\u003cp\u003e≥1000W, it display only integer, such as: 1000W\u003c\/p\u003e\n\u003cp\u003e1.3.5 Measurement accuracy: 0.5%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1.4   \u003c\/strong\u003e\u003cstrong\u003ePower factor\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.4.1 Measuring range: 0.00～1.00\u003c\/p\u003e\n\u003cp\u003e1.4.2 Resolution: 0.01\u003c\/p\u003e\n\u003cp\u003e1.4.3 Measurement accuracy: 1%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1.5   \u003c\/strong\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.5.1  Measuring range: 45Hz～65Hz\u003c\/p\u003e\n\u003cp\u003e1.5.2 Resolution: 0.1Hz\u003c\/p\u003e\n\u003cp\u003e1.5.3 Measurement accuracy: 0.5%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1.6   \u003c\/strong\u003e\u003cstrong\u003eActive energy\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.6.1 Measuring range: 0～9999.99kWh\u003c\/p\u003e\n\u003cp\u003e1.6.2 Resolution: 1Wh\u003c\/p\u003e\n\u003cp\u003e1.6.3 Measurement accuracy: 0.5%\u003c\/p\u003e\n\u003cp\u003e1.6.4 Display format:\u003c\/p\u003e\n\u003cp\u003e＜10kWh, the display unit is Wh(1kWh=1000Wh), such as: 9999Wh\u003c\/p\u003e\n\u003cp\u003e≥10kWh, the display unit is kWh, such as: 9999.99kWh\u003c\/p\u003e\n\u003cp\u003e1.6.5 Reset energy: use software to reset.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1.7   \u003c\/strong\u003e\u003cstrong\u003eOver power alarm\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003eActive power threshold can be set, when the measured active power exceeds the threshold, it can alarm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1.8   \u003c\/strong\u003e\u003cstrong\u003eCommunication interface\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRS485 interface\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch1\u003e1 Communication protocol\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003e1.1 \u003c\/strong\u003e\u003cstrong\u003ePhysical layer protocol\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003ePhysical layer use UART to RS485 communication interface\u003c\/p\u003e\n\u003cp align=\"left\"\u003eBaud rate is 9600, 8 data bits, 1 stop bit, no parity\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1.2 \u003c\/strong\u003e\u003cstrong\u003eApplication layer protocol\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003eThe application layer use the Modbus-RTU protocol to communicate. At present, it only supports function codes such as 0x03 (Read Holding Register), 0x04 (Read Input Register), 0x06 (Write Single Register), 0x41 (Calibration), 0x42 (Reset energy).etc.\u003c\/p\u003e\n\u003cp align=\"left\"\u003e0x41 function code is only for internal use (address can be only 0xF8), used for factory calibration and return to factory maintenance occasions, after the function code to increase 16-bit password, the default password is 0x3721\u003c\/p\u003e\n\u003cp align=\"left\"\u003eThe address range of the slave is 0x01 ~ 0xF7. The address 0x00 is used as the broadcast address, the slave does not need to reply the master. The address 0xF8 is used as the general address, this address can be only used in single-slave environment and can be used for calibration etc.operation.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg alt=\"center\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1bAQQmnqWBKNjSZFxq6ApLpXa2.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e100% new brand high quality\u003c\/span\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cspan\u003e1  x PZEM-004T AC Voltmeter Ammeter\u003c\/span\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cspan\u003e1 \u003c\/span\u003e\u003cspan\u003e x split CT+USB\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Electronic Pro","offers":[{"title":"Default Title","offer_id":29399002415148,"sku":"","price":450.0,"currency_code":"ZAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2787\/9162\/products\/1jpeg_6098277e-936f-4de3-9966-da01c487f7b9.jpg?v=1562741266","url":"https:\/\/electronic-pro-south-africa.myshopify.com\/products\/new-version-pzem-004t-ttl-port-rs485-modbus-voltmeter-electric-kwh-meter-volt-amp-power-energy-pf-with-split-ct-and-usb","provider":"Electronic Pro ","version":"1.0","type":"link"}