RS485 & 4-20mA Current pH Sensor (S-pH-01A) Features High accuracy, fast response, good repeatability Output Signal: MODBUS RS-485 or 4~20mA current Wide range power supply: 3.6V ~ 30V Suitable to be immered in soil or water for long time advanced junction design, no clogging Excellent anti-corrosion performance and durable Automatic temperature compensation Easy to use, integrate and install Applications Green house Municipal sewage Industrial waste Surface water source Environmental Monitoring Other Wireless Sensing Applications Introduction This pH sensor (S-pH-01) is designed with industry standards. It adopts international advanced solid dielectricand large-area polytetrafluoroethylene liquid junction, which is not easy to block and convient for maintenance. It s designed with ATC (automatic temperature compensation), making sure the data is accurate regardless of the temperature changes. This pH Sensor is IP65 rated, waterproof in tight seal, capable of withstanding long-term constant use in professional application scenarios. This pH Sensor comes with a MODBUS-RTU RS485 serial communications protocol or 4~20mA current output. It can be easily connected to and integrated with other devices such as data-loggers, controllers, and displays, etc. This cost-effective pH sensor features low-power consumption, compact size, portability, high integration, making it widely applicable in both indoor and outdoor environments. Specifications Wiring Diagram pH Range 0 ~ 14 pH Accuracy 0.1 pH Resolution 0.01 pH General Parameters Product Model S-pH-01A Interface RS-485 Refer to the user manual for more details. Protocol MODBUS-RTU RS485 Current Output 4 ~ 20 mA Power Supply 3.6 ~30V DC Probe Dimensions Current Consumption Max 6mA 24V DC Operating Temperature -40 ~85 IP Rating IP65 Cable Length 7 meters All buried or probe into all of the Installation measured medium Device Weight 400g Website: www.seeedstudio.com Email: iot seeed.cc Phone: +86 755 3653 4305 AddressF9, Building G3, TCL International E City, Zhongshanyuan Road, Nanshan District, Shenzhen, China. 2008-2020 Seeed Technology Co., Ltd. All rights reserved. v1.0X-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for Multiple Function Sensor Modules category: Click to view products by Seeed Studio manufacturer: Other Similar products are found below : AD5T MM7150-AB1 SIBA5-JRAB-DKL 2314277-1 2314277-2 2314291-1 ZMW-SENSOR-1 2316851-1 1-2314277-2 2316852-1 2331211-3 2316852-2 2316851-2 1-2314277-1 CS-20SHSS-A CS-125HSS-A CS-95SSS-A eATVS-4 eATVS-8 tvLYT NGM 1 SKU- 7000 DFR0759 SG-Link-200 SG-Link-200-OEM V-Link-200 MNS2-9-IN-VM-005 MNS2-9-W2-VD-DC MNS2-9-W2-VM-005 NGM-1 2JCIE-BU01 K6PM-THMD-EIP K6PM-THS3232 WYZBEE-SENS-101 OB1203SD-C4V 101020932 101990693 SIBA5-JRAB SIBA5- JREB SIBA5-JREB-DKL SIBA-JRA SIBA-JRAB SIBA-JRE SIBA-JREB SEK SCC30-DB Sample ESYS11X ESYS11X+LOPY915 ESYS11X+LOPY868 Sensit Discovery 3.1 Sensit Discovery 3.2