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RS Hydro > Water Quality >
Portable Water Quality Meters > Orion Meters > Orion 4 Star Portable Water Quality Meters

Orion 4 Star Portable Water Quality Meters

Orion 4 Star Portable Water Quality Meters

Orion 4-Star Plus Portable pH/Conductivity Meter

Orion 4-Star Plus Portable pH/Conductivity Meter

The Orion 4 Star Plus is a portable pH/Conductivity meter which delivers over 2,000 hours of continuous operation.

Orion 4-Star Plus pH / DO Meter

Orion 4-Star Plus pH / DO Meter

The battery operated Orion 4 Star pH / DO meter is suitable for use in the most demanding applications and offers over 2,000 hours of continuous operation.

Orion 4-Star Plus pH/RDO Portable Meter

Orion 4-Star Plus pH/RDO Portable Meter

The Orion 4 Star pH / RDO meter requires no membranes. It offers simultaneus display of dissolved oxygen, pH and temperature on the backlit LCD display.

Orion 4-Star Plus Portable pH/lSE Meter

Orion 4-Star Plus Portable pH/lSE Meter

The 4 Star Plus pH / ISE Meter is a battery operated meter which can deliver over 2,000 hours of continuous operation.