{"product_id":"lcd-online-residual-chlorine-water-quality-monitor-sensor-detection-detector-rs485-4-20ma-0-5v-0-10v-controller","title":"Residual Chlorine Water Quality Monitor With LCD Display RS485 4-20mA Controller","description":"\u003cdiv\u003eThe Residual Chlorine Water Quality Monitor With LCD Display RS485 4-20mA Controller is a civilian-grade instrument designed to measure residual chlorine levels in water, helping households and small facilities ensure safe disinfection and reliable water quality. It features a clear LCD display for real-time readings and a practical measurement range of 0-20 mg\/L. Model ZHQ-YL300 from DIY is tailored for straightforward, non-industrial water monitoring and does not include a battery or PCB, with origin listed as Mainland China. This monitor is ideal for residential water systems, small-scale treatment setups, and everyday disinfection checks. With its LCD screen, you can quickly verify chlorine levels at a glance, making routine maintenance and compliance checks easier for non-professional users. It is designed for civilian use and is not marketed as a smart device. \u003ch3\u003eBenefits \u0026amp; Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMonitor residual chlorine levels in home water supplies, pools, or small facilities within the 0-20 mg\/L range for safer disinfection outcomes.\u003c\/li\u003e\n\u003cli\u003eUse the LCD display for quick, on-the-spot readings to confirm effective chlorination after treatment.\u003c\/li\u003e\n\u003cli\u003eSimple, user-friendly design from DIY supports easy installation and routine checks without specialized equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eProduct specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel: ZHQ-YL300\u003c\/li\u003e\n\u003cli\u003eBrand: DIY\u003c\/li\u003e\n\u003cli\u003eApplication Scenarios: Civilian Grade\u003c\/li\u003e\n\u003cli\u003eMeasurement Range: 0-20 mg\/L\u003c\/li\u003e\n\u003cli\u003eGas Type \/ Sensor: Residual chlorine\u003c\/li\u003e\n\u003cli\u003eWith LCD Screen: Yes\u003c\/li\u003e\n\u003cli\u003eBattery Included: No\u003c\/li\u003e\n\u003cli\u003ePCBincluded: No\u003c\/li\u003e\n\u003cli\u003eSemi-finished product: No\u003c\/li\u003e\n\u003cli\u003eOrigin: Mainland China\u003c\/li\u003e\n\u003cli\u003eIs Smart Device: No\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eAll electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.\u003c\/p\u003e \u003cp\u003eAt intercyprus.com since 2002 — trusted for quality and reliability.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"InterCyprus Trading Ltd","offers":[{"title":"Square 20mg 4-20mA","offer_id":54548574536022,"sku":"1005007899369160-Square 20mg 4-20mA","price":397.04,"currency_code":"EUR","in_stock":true},{"title":"Square 20mg 0-5V","offer_id":54548574568790,"sku":"1005007899369160-Square 20mg 0-5V","price":397.04,"currency_code":"EUR","in_stock":true},{"title":"Square 20mg 0-10V","offer_id":54548574601558,"sku":"1005007899369160-Square 20mg 0-10V","price":397.04,"currency_code":"EUR","in_stock":true},{"title":"Probe controller 2mg","offer_id":54548574634326,"sku":"1005007899369160-Probe controller 2mg","price":397.04,"currency_code":"EUR","in_stock":true},{"title":"Probe controller 8mg","offer_id":54548574667094,"sku":"1005007899369160-Probe controller 8mg","price":418.83,"currency_code":"EUR","in_stock":true},{"title":"Probe controller 20","offer_id":54548574699862,"sku":"1005007899369160-Probe controller 20","price":440.6,"currency_code":"EUR","in_stock":true},{"title":"Single Channel","offer_id":54548574732630,"sku":"1005007899369160-Single Channel","price":81.9,"currency_code":"EUR","in_stock":true},{"title":"Square 2mg 4-20mA","offer_id":54548574765398,"sku":"1005007899369160-Square 2mg 4-20mA","price":353.48,"currency_code":"EUR","in_stock":true},{"title":"Square 2mg 0-5V","offer_id":54548574798166,"sku":"1005007899369160-Square 2mg 0-5V","price":353.48,"currency_code":"EUR","in_stock":true},{"title":"Square 8mg 485","offer_id":54548574830934,"sku":"1005007899369160-Square 8mg 485","price":375.27,"currency_code":"EUR","in_stock":true},{"title":"Square 8mg 4-20mA","offer_id":54548574863702,"sku":"1005007899369160-Square 8mg 4-20mA","price":375.27,"currency_code":"EUR","in_stock":true},{"title":"Square 8mg 0-5V","offer_id":54548574896470,"sku":"1005007899369160-Square 8mg 0-5V","price":375.27,"currency_code":"EUR","in_stock":true},{"title":"Square 8mg 0-10V","offer_id":54548574929238,"sku":"1005007899369160-Square 8mg 0-10V","price":375.27,"currency_code":"EUR","in_stock":true},{"title":"Square 2mg 0-10V","offer_id":54548574962006,"sku":"1005007899369160-Square 2mg 0-10V","price":353.48,"currency_code":"EUR","in_stock":true},{"title":"Square 20mg 485","offer_id":54548574994774,"sku":"1005007899369160-Square 20mg 485","price":397.04,"currency_code":"EUR","in_stock":true},{"title":"Probe 2mg 485","offer_id":54548575027542,"sku":"1005007899369160-Probe 2mg 485","price":270.72,"currency_code":"EUR","in_stock":true},{"title":"Probe 8mg 485","offer_id":54548575060310,"sku":"1005007899369160-Probe 8mg 485","price":292.5,"currency_code":"EUR","in_stock":true},{"title":"Probe 20mg 485","offer_id":54548575093078,"sku":"1005007899369160-Probe 20mg 485","price":314.28,"currency_code":"EUR","in_stock":true},{"title":"Square 2mg 485","offer_id":54548575125846,"sku":"1005007899369160-Square 2mg 485","price":353.48,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0530\/0604\/1274\/files\/S98570d23d6e24aa8a7ce02d68468b925T.webp?v=1784059094","url":"https:\/\/www.intercyprus.com\/products\/lcd-online-residual-chlorine-water-quality-monitor-sensor-detection-detector-rs485-4-20ma-0-5v-0-10v-controller","provider":"InterCyprus Trading Ltd","version":"1.0","type":"link"}