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Fisher Scientific™ accumet™ XL600 Dual pH/ISE, Conductivity and Dissolved Oxygen Benchtop Meters Available on GSA/VA Contract for Federal Government customers only.

Provide advanced measurements with simple operation and offer a large, vivid color touch-screen display. Fisher Scientific accumet XL600 pH/ISE/conductivity/DO benchtop meters offer advanced features with simple operation to help ensure your measurements are reliable and your laboratory processes are efficient.

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Catalog No. 13-636-XL600

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Includes: accumet XL600 dual pH/ISE, conductivity & DO benchtop meter, TRIS-compatible double junction refillable glass-body pH electrode (13-620-183A), ATC probe (13-620-19), 2-cell conductivity/temperature probe (13-620-100), electrode stand, RS232 and USB cables, 100/240V universal power supply



  • High resolution color display shows data clearly from wide viewing angles and distances
  • Optimized touch-screen with glass/glass sensitivity provides great ease of use
  • Onscreen info includes date and time, stability indicator, alarms and context-specific “help” screens
  • One to six point pH calibration with 0.001 pH resolution
  • Automatic buffer recognition with six pH buffer sets or custom buffer option
  • Two to six point ISE calibration with 0.001 ppm, mg/L or molar resolution
  • ISE methods for known addition, known subtraction, analyte addition and analyte subtraction
  • Conductivity, TDS (total dissolved solids), salinity and resistivity modes
  • Dissolved oxygen mode calculates five-day BOD testing, OUR and SOUR
  • Salinity correction and barometric pressure compensation with built-in barometer to enhance DO accuracy
  • Display up to four measurements simultaneously (two pH or ISE, one conductivity, one DO)
  • Automatic or manual temperature compensation, displayed in °C or °F
  • Up to 10 password protected user ID accounts, each retains unique calibration and instrument settings with memory to store 2000 data points
  • RS232 and USB interfaces for printer or computer interfacing and real-time onscreen graphing of measurements
  • RJ45 Ethernet/Internet port to connect Local Area Network (LAN) or Internet
  • Bidirectional communication for LIMS connectivity and 3rd party software
  • Connectivity for peripherals such as keyboard, mouse or other USB device
  • Multilanguage interface with English, German, Chinese, French, Italian and Spanish
  • Two ports for optional stirring probe (Cat. No. 13-620-BSP) with five speed settings
  • Option to wall-mount meter to create additional bench space
NIST-Traceable Calibration Models (-CERT)
  • Help meet ISO, FDA, USDA and EPA quality assurance guidelines
  • Includes meter accuracy at five test points across pH range
  • Includes meter accuracy at five test points across corresponding mV range
  • Testing performed by accredited laboratory, includes NIST-Traceable certificate
  • pH Range: -2.000 to 20.000 pH
  • pH Resolution: 0.1, 0.01, 0.001 pH
  • pH Accuracy: ±0.002 pH
  • ISE Range: 0.001 to 19999 ppm, mg/L or molar
  • ISE Resolution: 0.001, 0.01, 0.1, 1 (automatic)
  • ISE Accuracy: 0.5 % full scale (monovalent ion); 1 % full scale (divalent ion)
  • mV Range: ±2000.0mV
  • mV Resolution: 0.1mV
  • mV Accuracy: ±0.2mV or ±0.05 %, whichever is greater
  • mV Offset Adjustment: Up to ±150mV
  • Conductivity Range: 0.00µS to 500.0mS
  • Conductivity Resolution: 0.01, 0.1µS; 0.001, 0.01, 0.1mS
  • Conductivity Accuracy: ±1 % full scale
  • TDS Range: 0.00ppm to 500 ppt (TDS factor 1.00)
  • TDS Resolution: 0.01, 0.1 ppm; 0.001, 0.01, 0.1 ppt
  • TDS Accuracy: ±1 % full scale
  • Salinity Range: 0 to 80.0 ppt
  • Salinity Resolution: 0.01, 0.1 ppm; 0.001, 0.01, 0.1 ppt
  • Salinity Accuracy: ±1 % full scale
  • Resistivity Range: 2.000 Ohm to 20.0 MOhm
  • Resistivity Resolution: 0.01, 0.1 Ohm; 0.001, 0.1 kOhm; 0.01 MOhm
  • Resistivity Accuracy: ±1 % full scale
  • Dissolved Oxygen Range: 0 to 50mg/L; 0 to 600 % saturation
  • Dissolved Oxygen Range using 13-620-SSP: 0 to 20mg/L; 0 to 200 % saturation
  • Dissolved Oxygen Resolution: 0.01, 0.1mg/L; 0.1, 1 % saturation
  • Dissolved Oxygen Accuracy: ±0.1mg/L ±1 LSD, 0.1 % saturation
  • Barometric Pressure Range: 450 to 825mm Hg
  • Barometric Pressure Accuracy: ±1mm Hg + 1 LSD
  • Temperature Range: -5° to +105°C (23° to 221.0°F)
  • Temperature Resolution: 0.1°C (0.1°F)
  • Temperature Accuracy: ±0.2°C (±0.3°F)
  • Calibration Points: 1 to 6 points with automatic buffer recognition (ABR)
  • ISE Calibration Points: 2 to 6 points
  • ATC Temperature Calibration: Offset in 0.1°C increments; Offset range: ±5°C (±9°F)
  • Memory: 2000 data sets per user ID with date/time stamp
  • Self-Test: Yes
  • Inputs: Two BNC, two mini-phone ATC, 8 Pin DIN (conductivity), 8 Pin DIN (DO), ground
  • Output: RJ45, RS232, two USB, two stirring probe
  • Power Requirements: 100 to 240VAC, 50/60Hz
  • Dimensions (L x W x H): 24.6 x 17.3 x 9.9cm (9.7 x 6.8 x 3.9 in.)
  • Weight: 1.13kg (2.5 lb.)
Pharmaceutical, biotech, research, QA/QC, industrial, food, beverage


CE, TUV 3-1, FCC Class A


3 years on meter

Description & Specifications


3 Years
-2 to 20
0.5 % full scale (monovalent ion), 1 % full scale (divalent ion)
0.050ppm to 500ppt (at TDS factor 1.00)
±1 % full scale
0.01/0.1ppm, 0.001/0.01/0.1ppt
3W to 100MW over 4 ranges: 0 to 20kW, 20 to 200kW, 200kW to 2MW, 2 to 100MW
±1 % full scale
Up to 6 pre-set or 5 custom
Automatic (4 points), maximum 1/range, manual (5 points), maximum 1/range
3 to 86400 sec.
2 BNC, 2 ATC
9.68 in.
XL600 Dual pH/ISE/Conductivity/DO Kit
Meter, TRIS compatible accuTupH pH electrode (13-620-183A), ATC probe (13-620-19), Conductivity/Temp. probe (13-620-100), electrode arm, RS-232 and USB cables, and 110/220V power supply
2/3/4 Digits
0 to 500mS
±1% FS
0.01/0.1ppm, 0.001/0.01/0.1ppt
0 to 80ppt
±1 % full scale
0.01/0.1W, 0.001/0.1kW, 0.01MW
0.01 to 10
2 to 6
RS232, USB-A, Mini-B USB, RJ45, stirrer port (2)
24.6 x 17.3 x 9.9cm (9.7 x 6.8 x 3.9 in.)
2.5 lb.
0.1 +1 LSD
3.89 in.
0 to 20mg/L (0 to 1272mbar), 0 to 200% saturation with 13-620-SSP electrode
0.01mg/L (0.1mbar), 0.1% saturation
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