General Products
5 models in this family. Representative models: M200 1-2 Channel Multiparameter Transmitter, M300 ISM 1-2 Channel Multiparameter Transmitter, M300 Process 4-wire 1-2 Channel Multiparameter Transmitter.
International brand dossier
Mettler Toledo instrumentation
METTLER TOLEDO is a global precision-instrument company serving laboratory, industrial, product-inspection, and process applications.In water treatment it is relevant for analytical measurements such as pH, ORP, conductivity, dissolved oxygen, and process monitoring where accuracy, calibration discipline, and digital integration affect compliance and uptime.
Mettler Toledo instrumentation's position in instrumentation and sensors is defined by product families such as flow, level, pressure, temperature, analytical sensors, analyzers, transmitters, and monitoring assemblies.
The portfolio is best understood inside online water-quality measurement, process control, chemical dosing feedback, plant monitoring, and safety interlocks, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models.Representative series on this page include M200 1-2 Channel Multiparameter Transmitter, M300 ISM 1-2 Channel Multiparameter Transmitter and M400 ISM Type 1-2 Channel Transmitter.
5
Indexed models
1
Product families
0
Subgroups
Product range and selection
How to choose Mettler Toledo Instrumentation & Sensors
This section answers two questions: which main product families Mettler Toledo offers, and which parameters to compare before choosing a specific model.
Step 1: Choose a product family by application
The main families shown on this page are General Products. Start with the treatment objective, equipment format, and operating duty, then use the model index below to compare exact specifications.
Step 2: Confirm the model by key parameters
After choosing a product family, compare measurement parameter, sample condition, signal integration, and maintenance frequency. Replacement projects should also verify installation or loading conditions, interfaces, and compatibility with the existing system; new projects should consider operating practice, maintenance, and spare-parts or consumables availability.
Product family overview
1 product family on this page.
Quick Model Index
Fast lookup for 5 indexed products
Search models, families, applications, or parameters; compare 2–4 candidates, save or export the shortlist, and open it on another device by link or QR code.
Showing 5 of 5 models
Select 2–4 models to compare. Your shortlist is saved on this device and can travel by link or QR code.
M200 1-2 Channel Multiparameter Transmitter
General Products
Ambient Temperature Operating Range: -10 to 50 °C (14 to 122 °F) · Flowrate Range: 0 to 9999 GPM, L/min, m³/hr · Total Flow Range: 0 to 999,999,999 Gallons, Liters, or m³
The Mettler Toledo M200 is a single or dual-channel transmitter designed for multiparameter water and process applications, capable of measuring conductivity, pH, ORP.
M300 ISM 1-2 Channel Multiparameter Transmitter
General Products
Ambient temperature operating range: -10 to 50 °C (14 to 122 °F) · Accuracy: ± 0.05 mA · Analog Output Signals: 2 (One Channel) or 4 (Two Channel)
The M300 ISM is a multiparameter transmitter for innovative liquid analysis in pure and ultrapure water treatment.
M300 Process 4-wire 1-2 Channel Multiparameter Transmitter
General Products
Analog Outputs: 4 for 2-channel versions (2 for 1-channel versions), 0/4 to 20 mA, 22 mA alarm, galvanically isolated · Ambient Temperature: –10 to +50 °C (+14 to +122 °F)
The M300 Process transmitter is a versatile, 4-wire, multi-parameter device for pH/ORP, dissolved oxygen, conductivity, and ozone measurements.
M400 ISM Type 1-2 Channel Transmitter
General Products
Analog Outputs: 4 × 0/4 to 20 mA, 22 mA alarm, galvanically isolated (with HART) · Ambient Temperature: –20 to +50 °C (–4 to 122 °F) · Enclosure Material: Aluminum die cast
The M400 ISM is a multi-parameter transmitter supporting pH, conductivity, dissolved oxygen, and CO₂ measurements with Intelligent Sensor Management (ISM) technology.
Brand Products & Technical Documents
5 product profiles with integrated document access
Each card keeps the curated model introduction and combines the readable datasheet page, OEM PDF, and official source. Product understanding and document access now share one card set.
General Products
5 product profiles
Instrumentation & Sensors
Product profile
M200 1-2 Channel Multiparameter Transmitter
The Mettler Toledo M200 is a single or dual-channel transmitter designed for multiparameter water and process applications, capable of measuring conductivity, pH, ORP.
Instrumentation & Sensors
Product profile
M300 ISM 1-2 Channel Multiparameter Transmitter
The M300 ISM is a multiparameter transmitter for innovative liquid analysis in pure and ultrapure water treatment.
Instrumentation & Sensors
Product profile
M300 Process 4-wire 1-2 Channel Multiparameter Transmitter
The M300 Process transmitter is a versatile, 4-wire, multi-parameter device for pH/ORP, dissolved oxygen, conductivity, and ozone measurements.
Instrumentation & Sensors
Product profile
M400 ISM Type 1-2 Channel Transmitter
The M400 ISM is a multi-parameter transmitter supporting pH, conductivity, dissolved oxygen, and CO₂ measurements with Intelligent Sensor Management (ISM) technology.
Instrumentation & Sensors
Product profile
M800 ISM Process 1-2-4 Channel Transmitter touch screen
This M800 ISM transmitter is designed for multi-parameter water quality monitoring with intelligent diagnostics and predictive maintenance capabilities.