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MultiLine® Portable pH Meters

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Product Description

Portable pH Meters

Robust waterproof pH meters for mobile pH measurement.

Multi 3410 IDS
pH 3310 IDS
ProfiLine pH 3110
ProfiLine pH 3210
ProfiLine pH 3310
pH/ORP All SenTix®9xx
All SenTix®electrodes with DIN plug All SenTix®electrodes with DIN plug All SenTix®electrodes with DIN plug  
Dissolved oxygen FDO® 925
Conductivity TetraCon 925, LR925/01
Routine measurements
Routine measurements with
High precision
Control measurements
LIMS connection
Quality Assurance
Laboratory measurements
Field measurements
Depth measurements
PC interface

Field Sets for Portables

Handhelds are available in convenient carry cases including sensors and accessories for immediate use. 

Determining pH securely…

… with the versatile MultiLine® Multi 3410 IDS

  • Measuring safety without compromises
  • Digital sensor recognition
  • Trouble-free pH measurements

The multi-parameter measuring instrument Multi 3410 IDS with an universal measuring channel is perfectly suited for portable pH measurements under all conditions in the field and during operation process. The IDS technology enables optimal measurements and efficient documentation in the easiest way. The Multi 3410 also allows measurements using additional sensors and parameters.

Data storage Manual: 500 data sets
Automatic: 10.000 data sets
Data logger Manual/time-controlled
Interface USB-A and Mini-USB
Power supply Universal power supply with charging function or 4 x 1.2 V NiMH rechargeable batteries

Handheld MonoLine pH 3310 IDS

  • Robust and waterproof for field application
  • Digital pH measurement with IDS pH electrodes
  • QSC-function for monitoring the current electrode condition






The pH 3310 IDS is a handy portable pH meter for use with IDS pH electrodes. IDS pH electrodes store their calibration data and valuable sensor information. It is easy to operate with its well laid out menu guidance. With a wide choice of IDS pH and ORP sensors almost any application in the field and in the laboratory can be covered including depth measurement down to 100 m water depth.

Display Backlit LCD graphic
Memory manual 500 / 4500 automatic
Measuring channel 1
Protection class IP 67
Power supply 4 x 1.5 V AA or 4 x 1.2 V NiMH-rechargeable batteries, or via USB

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Portable Meters ProfiLine pH 3210/3310

  • 22 buffer pre-programmed sets
  • CMC for measuring in the optimum measuring range
  • 5-point calibration

A convenient pH/mV instrument for many applications: The pH 3210 is a portable precision pH/mV meter with an intuitive user interface. The unique Continuous Measurement Control (CMC) feature ensures that measured values and calibration ranges are within the optimum range, particularly useful for someone less familiar with pH measurements.
The pH 3310 is an elegant combination of a portable meter and data logger for those who automatically save measurement data and want to further process data on a PC. Measurement characteristics and ease-of-use correspond to those of the pH 3210.

pH -2.000 ... +19.999 ±0.005 pH
mV -1200.0 ... +1200.0 ±0.3 mV
-2500 ... +2500 ±1 mV
Temperature -5.0 ... +105.0 ±0.1 °C

Portable Meters ProfiLine pH 3110

  • pH or ORP measurements
  • 3-point calibration
  • Built-in calibration timer

The pH 3110 is the right choice for those looking for a simple, rugged and waterproof device for portable pH measurement. The keypad with only 6 buttons and the automatic AutoRead function for reproducible measured values provide safe pH measurements and prevent errors.

pH -2.000 ... +19.999 ±0.005 pH
mV -1200.0 ... +1200.0 ±0.3 mV
-2000 ... +2000 ±1 mV
Temperature -5.0 ... +105.0 ±0.1 °C

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