{"product_id":"pd1p1-hach-analog-ph-sensor-wide-range","title":"PD1P1 Hach Analog pH Sensor Wide Range","description":"\u003ch2\u003eHach PD1P1 Analog Differential pH Sensor – Precision by Ubest Automation\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \u0026amp; Model\u003c\/strong\u003e : Hach \u003cstrong\u003ePD1P1\u003c\/strong\u003e – a high-performance analog differential pH sensor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement Range\u003c\/strong\u003e : Spans -2.0 to 14.0 pH, suitable for general purpose to wide-range applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy \u0026amp; Repeatability\u003c\/strong\u003e : Delivers ±0.02 pH accuracy and ±0.05 pH repeatability for reliable readings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Compensation\u003c\/strong\u003e : Automatic via NTC 300 Ω thermistor; also supports manual fixed or pure water correction factors (ammonia, morpholine, or user-defined linear slope from 0.0 to 50 °C).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Sensor\u003c\/strong\u003e : Integrated NTC 300 Ohm thermistor enables automatic compensation and accurate analyzer readout with ±0.5 °C accuracy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrift Performance\u003c\/strong\u003e : Exhibits only 0.03 pH drift per 24 hours, non-cumulative, ensuring stable long-term operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e : Functions reliably from -5 to 105 °C, handling a wide variety of process fluids.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure \u0026amp; Flow\u003c\/strong\u003e : Withstands up to 10.7 bar sensor-only pressure and handles flow rates up to 3 m\/s (always verify mounting hardware ratings).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWetted Materials\u003c\/strong\u003e : Features a durable PEEK body with a titanium ground electrode for excellent chemical compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable \u0026amp; Connection\u003c\/strong\u003e : Includes a 4.5 m 5-conductor cable with two isolated shields and XLPE jacket rated to 150 °C; analog connection with MODBUS communication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting \u0026amp; Thread\u003c\/strong\u003e : Convertible mounting style with 1\" NPT threads at both ends; dimensions: 34.9 mm diameter, 196.3 mm length.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e : Lightweight at 0.9534 kg for easy installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat makes the Hach PD1P1 different from standard pH sensors?\u003c\/strong\u003e Its analog differential design with ±0.02 pH accuracy, wide temperature range (-5 to 105 °C), and automatic NTC 300 Ω compensation provide superior stability in demanding processes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan I use this sensor for pure water applications?\u003c\/strong\u003e Yes, the \u003cstrong\u003ePD1P1\u003c\/strong\u003e includes selectable temperature correction factors for pure water, ammonia, morpholine, or user-defined linear slopes (0.0–50 °C).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat communication protocol does it support?\u003c\/strong\u003e It uses MODBUS communication over the analog cable for seamless integration with control systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow do I calibrate the Hach PD1P1?\u003c\/strong\u003e You can perform one or two-point calibration automatically or manually via the connected analyzer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs the cable replaceable or permanently attached?\u003c\/strong\u003e The 4.5 m cable is factory-attached and designed for high-temperature environments up to 150 °C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the maximum pressure the sensor can handle?\u003c\/strong\u003e The sensor itself withstands up to 10.7 bar – always verify that your mounting hardware meets or exceeds this rating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoes Ubest Automation provide technical support?\u003c\/strong\u003e Absolutely, our team offers expert assistance for selection, installation, and troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e© 2026 Ubest Automation Limited. \u003ca href=\"https:\/\/www.ubestplc.com\/\"\u003ehttps:\/\/www.ubestplc.com\/\u003c\/a\u003e All rights reserved.\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eContact: \u003ca href=\"mailto:sales@ubestplc.com\"\u003esales@ubestplc.com\u003c\/a\u003e Phone: \u003ca href=\"https:\/\/wa.me\/8618030005825\"\u003e+86 180 3000 5825\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Hach","offers":[{"title":"Default Title","offer_id":51849966125338,"sku":"PD1P1","price":215.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/PD1P1-1.jpg?v=1773973247","url":"https:\/\/www.ubestplc.com\/el\/products\/pd1p1-hach-analog-ph-sensor-wide-range","provider":"Ubest Automation Limited","version":"1.0","type":"link"}