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WTW MultiLine P4 pH/O2/Salinity/Conductivity/ORP/°C Meter
   

Hose-proof (IP 66) and submersible (IP67) multi-parameter pocket instrument with large multi-function display, automatic calibration of all sensors, built-in memory for 120 data sets and serial RS 232 interface.

Click on image to enlarge
  • Impact-resistant antistatic ABS plastic housing
  • Keypad with large, sensitive, silicone keys
  • Automatic sensor recognition
  • Automatic calibration of all sensors
  • Temperature compensation (has 2 sensors)
  • AutoRead function for high reproducibility
  • Built-in memory for 120 data sets each with 3 measured values, date, time, and individual identification number
  • Time-controlled measurements over periods of up to 5 days
  • Time-controlled data output at 8 fixed intervals: 5s, 30s, 1min, 10min, 15min, 30min, 60min
  • Operation for 150-800 hours with rechargeable batteries (period depends on connected sensors)
  • Continuous operation with plug-in AC power supply
  • 3 Year Warranty
 

A LOOK UP CLOSE:

WTWP4lcdSmall.jpg (20938 bytes)
  1. Large LCD display for measurement and temperature

  2.  Built-in real-time clock for documentation and monitoring calibration intervals.

  3. Battery condition display

  4. Sensor condition display

  5. Connection for built-in temperature sensor

  6. Connection for electrode acc. to DIN 19 262

  7. Corrosion protected, gold-plated plug contacts

  8. Connection for AC power supply

  9. Bi-directional RS 232 interface

  10. Lockable connection for oxygen sensor or conductivity cell with automatic sensor recognition

WTWP4caseSmall.jpg (14307 bytes)

Optional Professional case with built-in workstation

Includes:

  • 2 STH 620 stands

  • 2 beakers

  • 1 SM 325 rubber field case and carrying strap with two sleeves

PRODUCT SPECIFICATIONS

pH
Measuring range/Resolution -2.00 to 16.00
Accuracy (±1 digit) ±0.01 pH
Temperature Compensation Automatic -5 to 99.9 °C; Manual -20 to 130 °C
ORP
Measuring range/Resolution -1250 to 1250
Accuracy (±1 digit) ±1 mV
Temperature Compensation Automatic -5 to 99.9 °C; Manual -20 to 130 °C
Oxygen : Galvanic probe (no warm up period, instant measurement)
Measuring range/Resolution O2 concentration 0.00 to 19.99 mg/L (ppm)
0.0 to 90.0 mg/L (ppm)
O2 saturation 0.0 to 19.99%
0 to 600%
Accuracy (±1 digit) ±0.5% of value
Temperature Compensation Automatic via IMT compensation from 0 to 40°C
Conductivity : 4 cell probe
Measuring range/Resolution 1 µS/cm to 500 mS/cm in 4 measuring ranges
Accuracy (±1 digit) ±1% of value
Temperature Compensation Linear and non-linear functions for ultrapure and natural waters
Salinity
Measuring range/Resolution 0.0 to 70.0
Accuracy (±1 digit) ±1% of value
Temperature Compensation Linear and non-linear functions for ultrapure and natural waters
 
Display LCD display 2.4 x 1.4" (60 x 35mm) visible area, simultaneous display of measurement, temperature, special characters
Sensor evaluation depends on calibration results, shown on display
Calibration alarm 1 to 999 days, adjustable
AutoRead for pH, O2, and conductivity
Calibration protocol GLP conforming calibration protocol; last protocol stored in memory
Data Memory 120 data sets (measurement, temperature, date/time, identity number); time-controlled storage at adjustable intervals
Data Output via display or interface
Interface serial RS 232 interface, baud rate adjustable, bi-directional
Operating time 150 to 800 hours on one charge (depends on sensors connected) with AutoSwitchOff after 1 hour (except logger operation)
Protection type Nema 4X and Nema 6 (IP 66 and IP 67 to IEC 529)
Dimensions 6.8 x 3.1 x 1.5" (170 x 80 x 37 mm)
Weight Approximately 10.6 oz. (300 g)
Certified to CE, TUV/GS, UL, CUL
Warranty 3 years (instrument)


PURCHASE MULTILINE METERS

ORDER NUMBER DESCRIPTION PRICE

WTW MultiLine P4 Pro Sets
Includes: MultiLine P4, Professional case with built-in workstation, set-up, two STH 620 stands, two beakers, SM 325 rubber field case and carrying strap with two sleeves, electrodes with 9.8' (3m) cable, plug-in AC power supply, calibration and maintenance supplies, and operating instructions

QTY L1190234

pH/ORP/O2/°C Meter
$1772.10

QTY L1190134

pH/ORP/Conductivity/Salinity/°C Meter
$1574.10

QTY L1190034

pH/ORP/O2/Conductivity/Salinity/°C Meter
$2064.15