Benchtop pH/ORP/Ion/DO/BOD/Temperature Meter

Compact and Powerful
Water quality analysis is repeatedly performed in laboratories on a daily basis. Our compact and powerful benchtop model was developed to provide simplicity with excellent on-site usability.

Segmento: Scientific
Divisão: Water Quality



  • -2.000 to 20.000 pH range
  • 0.1, 0.01, & 0.001 pH resolutions
  • USA, NIST, NIST2, DIN, and Custom pH buffer groups
  • Up to 6 pH calibration points
  • Offset, segment and average slopes data after pH calibration
  • Adjustable calibration alarm up to 90 days
  • -2000.0 to +2000.0 mV range with ORP calibration option
  • 0.000 μg/L to 9999 g/L ion range with 3 selectable units
  • Up to 5 user-defined ion calibration points
  • Segment and average slopes data after ion calibration
  • Measures dissolved oxygen (DO) and biochemical oxygen demand (BOD)
  • Up to 60.00 mg/L / 600.0% DO range
  • Compensates salinity, atmospheric pressure, and temperature effects in DO
  • Pre-programmed 5-day BOD method with seed correction option
  • Up to 2 DO calibration points
  • Compatible with galvanic DO electrodes
  • -30.0 to 130.0°C / -22.0 to 266.0°F temperature range with calibration option
  • Auto stable, auto hold, and real time measurement modes
  • Electrode status, temperature, and reading stability indicators viewable at a glance
  • Large memory accepting up to 2000 data sets with date/time stamp
  • Auto data log function with adjustable time interval
  • Real time clock facilitating time-dependent functions
  • Adjustable auto shut-off time up to 30 mins.
  • Password protected set-up mode for security
  • Software upgrade capability
  • PC communication via USB cable and complimentary DAS20 data acquisition software
  • Printer communication via RS232 cable
  • 5” Digital, custom LCD display with backlight
  • Sleek design with easy-to-use interface and audible key sound feedback
  • Small meter footprint with adjustable, integrated electrode stand
  • 3 Years warranty


Meter Kits Available 


Meter KitPackage Details
PD2000• Meter with integrated electrode stand
• Universal power adaptor with 6 plugs
• Manual

• PD2000
• 9521-10D DO electrode with built-in temperature sensor, replaceable DO tip, detachable adapter and stirrer

• 9615S-10D refillable, glass-body pH electrode with built-in temperature sensor
• 502-S USA pH buffers kit


• PD2000

• 9521-10D DO electrode with built-in temperature sensor, replaceable DO tip, detachable adapter and stirrer

• 9615S-10D refillable, glass-body pH electrode with built-in temperature sensor
• 501-S NIST pH buffers kit



pH/ORP/Ion/DO/BOD/Temperature (°C/°F)

pH Range-2.000 to 20.000 pH
Resolution0.1 / 0.01 / 0.001 pH
Accuracy± 0.003 pH
pH Buffer GroupsUSA, NIST, NIST2, DIN, Custom
Calibration PointsUp to 5 (USA, NIST, NIST2) / Up to 6 (DIN, Custom)
ORP Range± 2000.0 mV
Resolution0.1 mV
Accuracy± 0.2 mV 
Calibration OptionYes (Up to ± 200 mV)
Ion Range0.000 µg/L to 9999 g/L
Units µg/L ↔ mg/L ↔ g/L, ppm ↔ ppt, mmol/L ↔ mol/L
Resolution4 Significant digits
Accuracy± 0.3% full scale or ± 0.2 mV, whichever is higher
Calibration PointsUp to 5 
DO Range0.0 to 60.00 mg/L, 0.0 to 600.0%
Resolution0.01 mg/L, 0.1%
Accuracy+/- 0.1 mg/L , +/- 1.0%
Salinity Compensation0.0 to 40.0 ppt
Barometric Pressure Compensation10.0 to 200.0 kPa
BOD Measurement5-day BOD with seed correction option
DO Probe TypeGalvanic integrated with temperature sensor
Calibration PointsUp to 2
Temperature Range-30.0 to 130.0 °C / -22.0 to 266.0 °F
Resolution0.1 °C / °F
Accuracy± 0.5 °C / ± 0.9 °F
Calibration OptionYes (± 10.0 °C / ± 18.0 °F range in 0.1 °C increments)
Auto Data LogYes
Real-time ClockYes
Date & Time StampYes
Measurement ModesAuto Stable / Auto Hold / Real Time
Offset & Slope DisplayYes (Segment & Average Slopes)
Calibration Alarm Yes (Programmable: up to 90 days)
Auto Shut-Off Yes (Programmable: up to 30 mins.)
Electrode StatusOn screen display
Password SettingYes
Software UpgradeYes
PC / Printer CommunicationPhono jack (USB / RS232C)
Meter Inputs2 x BNC, 2 x phono (ATC), DC sockets
Display5" Custom LCD with 320 segments and backlight
Power RequirementAC adaptor 100 - 240V, 50 - 60Hz
Dimensions & Weight155(L) x 150(W) x 67(H) mm, 770g

Request for Information

Do you have any questions or requests? Use this form to contact our specialists. * These fields are mandatory.

Related products

300-O-C ORP Sensor Cartridge
More 300-O-C ORP Sensor Cartridge

ORP Sensor Cartridge for WQ-300 series

9301-10D ORP electrode
More 9301-10D ORP electrode

Plastic body Non-refillable ORP electrode

Glass Electrode 1076A-10C
More Glass Electrode 1076A-10C

For measurement of low-conductivity water and non-aqueous solvents.

More HC-200NH

Field-installation Type Ammonia Nitrogen Meter(Four-Wire Transmission)

More HD-200

Field-installation Type Dissolved Oxygen Meter (Four-Wire Transmission, Membrane Type)

More HD-200FL

Field-installation Type Dissolved Oxygen Meter (Four-Wire Transmission, Optical Type)

More HD-300

Field-installation Type Dissolved Oxygen Meter(Two-Wire Transmission, Membrane Type)

More HD-480

Panel-mount Type Dissolved Oxygen Meter (Four-Wire Transmission, Membrane Type)

More HD-960L

Dissolved Oxygen Monitor in Low Concentration

More HD-960LR

Dissolved oxygen concentration monitor series for semiconductor manufacturing

More HO-200

Field-installation Type ORP Meter (Four-Wire Transmission)

More HO-300

Field-installation Type ORP Meter (Two-Wire Transmission)

More HO-480

Panel-mount Type ORP Meter (Four-Wire Transmission)

More HP-200

Field-installation Type pH Meter (Four-Wire Transmission)

More HP-300

Field-installation Type pH Meter (Two-Wire Transmission)

More HP-480

Panel-mount Type pH Meter (Four-Wire Transmission)

More HT-110

Total Organic Carbon Monitor

More LAQUA DO2000

Benchtop DO/BOD/Temperature Meter

More LAQUA EC2000

Benchtop Conductivity/Resistivity/Salinity/Total Dissolved Solids/Temperature Meter

More LAQUA ION2000

Benchtop pH/ORP/Ion/Temperature Meter

More LAQUA PC2000

Benchtop pH/ORP/Ion/Conductivity/Resistivity/Total Dissolved Solids/Salinity/Temperature Meter

More LAQUA PH2000

Benchtop pH/ORP/Temperature Meter

More U-50

Multi-parameter Water Quality Checker