The Intelligent Submersible ARGES pH Sensor by Keynes Controls, is a high performance submersible sensor that has been designed to simplify the acquisition of water quality measurement parameters into any platform that supports data logging operations using digital network communications.

Product Features: 

• Response: 3-10 Sec - Settling from dry 30 mins to be hydrated.
• Measurement range:0 to 14  pH 
• Resolution: 0.01 pH - 4 digits 2 decimal places - with calibration standard
• Accuracy:+/- 0.02 pH  - Typical
• Temperature: 0-50 Deg C
• Sensor recalibration Period: 720 hours continuous use recommended. 
• pH range: 0 - 14
• Operation :Solid state
• Temperature Sensor: NTC  0 - 50 Deg C / 0.2 % accuracy
• Sensor Type: Solid state reference - Glass Bulb pH 
• Built-in Digital Networks: SDI12 / RS485 / MODBUS Digital Communications
• Calibration Details:3 Points using Calibration Standards.
• Sensor Isolation: Reference cells isolated between measurements
• Depth: 50 Meters 
• Built in SDI12 / RS485 / MODBUS Digital Communications
• Very low stand-by power
• Fast Start Time <0.5 Sec
• Direct connection to 3rd Party Loggers
• Full Digital Operation
• Simple Calibration
• Optional Interfaces for WI-FI and LAN Connection
• Free Windows Applications Software