MS-PMD4 Portable Four-Parameter Detector
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Product Features & Applications

Product Features:

  • Plug-and-play: The controller can connect up to 3 electrodes at the same time, with multiple parameters displayed simultaneously, facilitating the switching of different electrodes
  • Automatic compensation: Supports automatic temperature/pressure/salinity compensation Intelligent reading: Supports automatic locking of data for reading saving and automatic interval reading saving
  • Intelligent alarm: Equipped with alarm settings, alarm sound and warning sign flashing, alarm value can be set as needed
  • Dual power supply design: USB charging and battery dual power supply, with power and charging status reminders, meeting indoor and outdoor use needs
  • GPS coordinate positioning: Supports coordinate query (latitude and longitude information) and automatic saving, suitable for comparison and verification of field detection data
  • Sealed and waterproof: The whole machine is IP67 waterproof, suitable for field applications
  • Complete set of testing equipment: Provides a complete set of equipment including handheld controller, handheld electrode, suitcase and other operating accessories
  • Digital fluorescence dissolved oxygen electrode: Small size, low maintenance, good performance
  • High-precision graphite electrode: Plastic shell graphite electrode with better range, stability, accuracy and durability
  • Three-in-one pH electrode: pH electrode supports more options to meet different scenarios; optional high-precision plastic shell laboratory electrode and industrial online electrode (suitable for various occasions)

Product Applications:

  • Laboratory, surface water, industrial water, secondary water supply

Technical Specifications

Display screen

3.3-inch monochrome LCD display screen

Dimensions

200mm×101mm×36mm

Weight

420g

External interface

Electrode interface *3, USB *1

Data storage

Automatic interval saving, automatic lock saving

Language

Chinese/English

GPS

Support query and automatic saving

Protection level

IP67

Power supply

Lithium battery/AA nickel-metal hydride battery

Relative humidity

10~85%RH(No condensation)

Operating environment temperature

-5~50℃

Transportation and storage conditions

Temperature:-15~65℃

Relative humidity:5~85%RH (No condensation)

Electrode Parameters

Item

pH electrode specifications

Conductivity electrode specifications

Dissolved oxygen electrode specifications

Electrode description

Three-in-one pH electrode

Plastic shell graphite electrode

Digital Fluorescent Dissolved Oxygen Sensor

Measurement principle

Glass electrode method

Two-wire electrode method

Fluorescence quenching method

Measurement parameters

pH, Temperature

Conductivity,TDS, Salinity, Temperature

Dissolved Oxygen (Concentration And Saturation), Temperature

Range

pH:0~14

Temperature:0~60℃

Conductivity: 0~20000 μs/cm TDS: 0~10000 mg/L Salinity: 0~6ppt Temperature: 0~60℃

Dissolved Oxygen: 0~20 mg/L Temperature: 0~50℃

Accuracy

≤±0.05 pH

≤±1%

≤±0.3 mg/L

Repeatability

≤±0.05 pH

≤±1%

≤±0.15 mg/L

Resolution

0.01 pH

0.01μs/cm

0.01 mg/L

T90 response time

≤10s

≤20s

≤60s

Temperature compensation accuracy

≤±0.05 pH

≤±1%

≤±0.3 mg/L

Material

Glass,POM

Graphite, Plastic

Stainless Steel,POM

Size

φ12*160mm

φ12×160mm

φ12*142mm

Cable Length

Default 1m (Customizable)

Weight

40g

20g

60g

Protection level

IP68

IP68

IP68

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