The Mettler Toledo M300 WaterC/R 2-CH ½ DIN (4-Wire) is a two-channel transmitter designed specifically for conductivity and resistivity measurement in pure and ultrapure water applications.
Its ½ DIN configuration provides a centralized interface for monitoring two analog measurement channels.
The transmitter supports AC or DC power options and incorporates simplified navigation for instrument setup and operation.

USB functionality supports configuration and data capture activities.
Key Characteristics
- Two measurement channels for conductivity and resistivity
- Designed for use with analog sensors
- ½ DIN transmitter configuration
- Power supply options of 100 to 240 VAC or 20 to 30 VDC
- Simplified navigation and operator interface
- USB functionality for setup and data capture
Ideal Applications
- Conductivity monitoring in pure water systems
- Resistivity monitoring in ultrapure water systems
- Two-point water measurement applications
- Water treatment and purification system monitoring
- Applications requiring two analog conductivity sensor inputs
Parameters
- Conductivity; Resistivity
Communication
- None
Product Family Includes
- M300 Water 1-CH ¼ DIN (4-Wire)
- M300 Water 1-CH ½ DIN (4-Wire)
- M300 WaterC/R 2-CH ½ DIN (4-Wire)
Industries Served
- Pharmaceutical Waters
- Power Plant Water/Steam
- Semiconductor Water
- Other Water Processes







