|
Have Questions? Our Staff will be glad to help |
Specifications
|
|

|
Mettler Toledo® SG68-ELK SevenGo Duo PRO pH/conductivity meter (IP67) with IInLab® Expert Go ISM and 605-ISM -2.000 to 19.999 pH
FREE Ground Shipping *
Price: $2,750.00
In Stock

|
|
|
SevenGo Duo pro™
Professional portable watertight (IP67) dual-channel meters with data memory, infrared interface for data transfer to a PC or a printer, bright backlighting and extensive GLP support - ideal for special requirements in regulated sectors or for measurements under extreme conditions.
SevenGo Duo™
Watertight (IP67) portable dual-channel meters for routine pH measurement with a large display, data memory and indication of the electrode status - ideal for applications that require a high-quality meter with exceptional performance.
Intuitive and Easy Operation
Designed in such a way that a single keystroke triggers a calibration run, measurement or review of stored data.
Intelligent Sensor Management (ISM®)
ISM® leaves nothing to chance! Calibration data and history are stored in the sensor and transferred automatically upon connection to the meter.
Ergonomic Masterpiece
Fits your hand perfectly, regardless of whether you are right- or left-handed. Your thumb can reach all buttons – easy to operate.
|
Mettler Toledo SevenGo Duo
Model |
SG23-B 51302600 |
SG23-ELK 51302601 |
SG23-FK2 51302602 |
SG23-FK5-Kit 51302603 |
Price |

$1,038.40
|

$1,641.20
|

$1,808.40
|

$1,883.20
|
SevenGo Duo Kits |
Instrument only |
Electrode kit with InLab® Expert Pro-ISM and InLab®738-ISM (both IP67, 1.8 m cable) |
Field kit with InLab® Expert Pro-ISM, InLab®738-ISM (both IP67, 2 m cable) and uGo™ |
LField kit with ong cable (5m),Carrying case InLab Expert Go-5m-ISM,InLab 738-ISM |
pH measuring range |
0 – 14 |
0 – 14 |
0 – 14 |
0 – 14 |
pH resolution |
0.01 |
0.01 |
0.01 |
0.01 |
pH accuracy |
0.01 + |
0.01 + |
0.01 + |
0.01 + |
Temperature Range |
-5 oC – 105 oC |
-5 oC – 105 oC |
-5 oC – 105 oC |
-5 oC – 105 oC |
Temperature Resolution |
0.1 oC |
0.1 oC |
0.1 oC |
0.1 oC |
Temperature accuracy |
+0.5 oC |
+0.5 oC |
+0.5 oC |
+0.5 oC |
mV Measuring range |
-1999 to 1999 |
-1999 to 1999 |
-1999 to 1999 |
-1999 to 1999 |
mV resolution |
1 |
1 |
1 |
1 |
mV accuracy |
1 + |
1 + |
1 + |
1 + |
Conductivity measuring range |
0.1 µS/cm – 500 mS/cm |
0.1 µS/cm – 500 mS/cm |
0.1 µS/cm – 500 mS/cm |
0.1 µS/cm – 500 mS/cm |
Conductivity accuracy (+) |
0.01 to 1 |
0.01 to 1 |
0.01 to 1 |
0.01 to 1 |
Conductivity accuracy |
+0.5% |
+0.5% |
+0.5% |
+0.5% |
TDS Measuring range |
0.01 mg/L to 300 g/L |
0.01 mg/L to 300 g/L |
0.01 mg/L to 300 g/L |
0.01 mg/L to 300 g/L |
TDS Resolution |
0.01 to 1 |
0.01 to 1 |
0.01 to 1 |
0.01 to 1 |
TDS accuracy |
+0.5 oC |
+0.5 oC |
+0.5 oC |
+0.5 oC |
Spec. resistance |
0.00 to 100.0 M&omega cm |
0.00 to 100.0 M&omega cm |
0.00 to 100.0 M&omega cm |
0.00 to 100.0 M&omega cm |
Spec. Resolution |
0.01 to 0.1 |
0.01 to 0.1 |
0.01 to 0.1 |
0.01 to 0.1 |
Spec. accuracy |
+0.5 oC |
+0.5 oC |
+0.5 oC |
+0.5 oC |
Salinity Measuring range |
0.00 to 80.0 ppt |
0.00 to 80.0 ppt |
0.00 to 80.0 ppt |
0.00 to 80.0 ppt |
Salinity Resolution |
0.01 to 0.1 |
0.01 to 0.1 |
0.01 to 0.1 |
0.01 to 0.1 |
Salinity accuracy |
+0.5 oC |
+0.5 oC |
+0.5 oC |
+0.5 oC |
pH sensor inputs |
BNC; RCA/cinch (both IP67) |
Conductivity sensor input |
LTW 7-pin (IP67) |
Outputs |
- |
Power supply |
4 1.5 V AA batteries or 1.3 V NiMH accumulators |
Operating conditions |
0 to 40 oC, 5 to 85% rel. humidity (non-cond.) |
Size/weight |
220 x 90 x 45 mm/357 g (without batteries) |
Model |
SG78-B PRO 51302620 |
SG78-ELK PRO 51302621 |
SG78-FK2 PRO 51302622 |
SG78-USP/EP PRO 51302622 |
Price |

$1,623.60
|

$2,235.20
|

$2,626.80
|

$2,367.20
|
SevenGo Duo Kits |
Instrument only |
Electrode kit with InLab® Expert Pro-ISM and InLab®738-ISM (both IP67, 1.8 m cable) |
Field kit with InLab®Expert Pro-ISM, InLab®738-ISM (both IP67, 1.8m cable) and uGo |
Like SG78-ELK but with different sensors: Inlab® Pure Pro-ISM, 2m ISM-electrode cable and Inlab® 742-ISM |
pH measuring range |
-2.000 to 19.999 |
-2.000 to 19.999 |
-2.000 to 19.999 |
-2.000 to 19.999 |
pH resolution |
0.001 |
0.001 |
0.001 |
0.001 |
pH accuracy |
+0.002 |
+0.002 |
+0.002 |
+0.002 |
Temperature Range |
-5.0 to 130.0 oC (ATC) -30.0 to 130.0 oC (MTC) |
-5.0 to 130.0 oC (ATC) -30.0 to 130.0 oC (MTC) |
-5.0 to 130.0 oC (ATC) -30.0 to 130.0 oC (MTC) |
-5.0 to 130.0 oC (ATC) -30.0 to 130.0 oC (MTC) |
Temperature Resolution |
0.1 oC |
0.1 oC |
0.1 oC |
0.1 oC |
Temperature accuracy |
+0.2 oC |
+0.2 oC |
+0.2 oC |
+0.2 oC |
mV Measuring range |
-1999 to 1999 |
-1999 to 1999 |
-1999 to 1999 |
-1999 to 1999 |
mV resolution |
0.1 |
0.1 |
0.1 |
0.1 |
mV accuracy |
+0.1 |
+0.1 |
+0.1 |
+0.1 |
Conductivity measuring range |
0.01 µS/cm to 1000 mS/cm |
0.01 µS/cm to 1000 mS/cm |
0.01 µS/cm to 1000 mS/cm |
0.01 µS/cm to 1000 mS/cm |
Conductivity accuracy (+) |
0.01 |
0.01 |
0.01 |
0.01 |
Conductivity accuracy |
+0.5% |
+0.5% |
+0.5% |
+0.5% |
TDS Measuring range |
0.01 mg/L to 600 g/L |
0.01 mg/L to 600 g/L |
0.01 mg/L to 600 g/L |
0.01 mg/L to 600 g/L |
TDS Resolution |
0.01 to 1 |
0.01 to 1 |
0.01 to 1 |
0.01 to 1 |
TDS accuracy |
+0.5 oC |
+0.5 oC |
+0.5 oC |
+0.5 oC |
Spec. resistance |
0.00 to 100.0 M&omega cm |
0.00 to 100.0 M&omega cm |
0.00 to 100.0 M&omega cm |
0.00 to 100.0 M&omega cm |
Spec. Resolution |
0.01 to 0.1 |
0.01 to 0.1 |
0.01 to 0.1 |
0.01 to 0.1 |
Spec. accuracy |
+0.5 oC |
+0.5 oC |
+0.5 oC |
+0.5 oC |
Salinity Measuring range |
0.00 to 80.0 ppt |
0.00 to 80.0 ppt |
0.00 to 80.0 ppt |
0.00 to 80.0 ppt |
Salinity Resolution |
0.01 to 0.1 |
0.01 to 0.1 |
0.01 to 0.1 |
0.01 to 0.1 |
Salinity accuracy |
+0.5 oC |
+0.5 oC |
+0.5 oC |
+0.5 oC |
pH sensor inputs |
BNC; RCA/cinch (both IP67) |
Conductivity sensor input |
LTW 7-pin (IP67) |
Outputs |
IR to printer or PC via RS232 or USB |
Power supply |
4 1.5 V AA batteries or 1.3 V NiMH accumulators |
Operating conditions |
0 to 40 oC, 5 to 85% rel. humidity (non-cond.) |
Size/weight |
220 x 90 x 45 mm/325 g (without batteries) |
Mettler Toledo SevenGo Duo Pro
Model |
SG68-B 51302610 |
SG68-ELK 51302611 |
SG68-FK2 51302612 |
SG98-B 51302661 |
SG98-ELK 51302662 |
SG98-FK2 51302663 |
SG98-FK5 51302664 |
Price |

$1,914.00
|
Selected 
$2,750.00
|

$2,926.00
|

$1,940.40
|

$2,943.60
|

$3,216.40
|

$3,326.40
|
SevenGo Duo Kits |
Instrument only |
Electrode kit with InLab® Expert Pro-ISM and InLab®605-ISM (both IP67, 1.8m cable) |
Field kit with InLab® Expert Pro-ISM, InLab®605-ISM (both IP67, 1.8m cable) and uGo™ |
Instrument only |
Electrode kit with InLab® Expert Pro-ISM and InLab® OptiOx (both IP67, 1.8 m cable) |
Field kit* with InLab® Expert Pro-ISM, InLab® OptiOx (both IP67, 1.8 m cable) and uGo™ |
Field kit* with InLab® Expert Pro-ISM-5m, InLab® OptiOx-5m (both IP67, 5 m cable) and uGo™ |
pH measuring range |
-2.000 to 19.999 |
-2.000 to 19.999 |
-2.000 to 19.999 |
-2.000 to 19.999 |
-2.000 to 19.999 |
-2.000 to 19.999 |
-2.000 to 19.999 |
pH resolution |
0.001 |
0.001 |
0.001 |
0.001 |
0.001 |
0.001 |
0.001 |
pH accuracy |
+0.002 |
+0.002 |
+0.002 |
+0.002 |
+0.002 |
+0.002 |
+0.002 |
Temperature Range |
-5.0 to 130.0 oC (ATC) -30.0 to 130.0 oC (MTC |
-5.0 to 130.0 oC (ATC) -30.0 to 130.0 oC (MTC |
-5.0 to 130.0 oC (ATC) -30.0 to 130.0 oC (MTC |
-5.0 to 130.0 oC (ATC) -30.0 to 130.0 oC (MTC) |
-5.0 to 130.0 oC (ATC) -30.0 to 130.0 oC (MTC) |
-5.0 to 130.0 oC (ATC) -30.0 to 130.0 oC (MTC) |
-5.0 to 130.0 oC (ATC) -30.0 to 130.0 oC (MTC) |
Temperature Resolution |
0.1 oC |
0.1 oC |
0.1 oC |
0.1 oC |
0.1 oC |
0.1 oC |
0.1 oC |
Temperature accuracy |
+0.2 oC |
+0.2 oC |
+0.2 oC |
+0.2 oC |
+0.2 oC |
+0.2 oC |
+0.2 oC |
mV Measuring range |
-1999 to 1999 |
-1999 to 1999 |
-1999 to 1999 |
-1999 to 1999 |
-1999 to 1999 |
-1999 to 1999 |
-1999 to 1999 |
mV resolution |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
mV accuracy |
+0.1 |
+0.1 |
+0.1 |
+0.1 |
+0.1 |
+0.1 |
+0.1 |
Ions (units) mg/L, mmd/ L, mol/L |
0.000 to 999.9% 0.000 to 9999 ppm 1.00E-9 to 9.99E+9 |
0.000 to 999.9% 0.000 to 9999 ppm 1.00E-9 to 9.99E+9 |
0.000 to 999.9% 0.000 to 9999 ppm 1.00E-9 to 9.99E+9 |
0.000 to 999.9% 0.000 to 9999 ppm 1.00E to 9…9.99E+9 |
0.000 to 999.9% 0.000 to 9999 ppm 1.00E to 9…9.99E+9 |
0.000 to 999.9% 0.000 to 9999 ppm 1.00E to 9…9.99E+9 |
0.000 to 999.9% 0.000 to 9999 ppm 1.00E to 9…9.99E+9 |
Ions Accuracy |
+0.5% |
+0.5% |
+0.5% |
+0.5% |
+0.5% |
+0.5% |
+0.5% |
Saturation Measuring range |
0.0 to 600% |
0.0 to 600% |
0.0 to 600% |
0 to 500 % |
0 to 500 % |
0 to 500 % |
0 to 500 % |
Saturation Resolution |
0.1 to 1 |
0.1 to 1 |
0.1 to 1 |
0.1 % |
0.1 % |
0.1 % |
0.1 % |
Saturation accuracy |
+0.5% |
+0.5% |
+0.5% |
+0.5% |
+0.5% |
+0.5% |
+0.5% |
Oxygen (mg/L, ppm) |
0.00 to 99.00 |
0.00 to 99.00 |
0.00 to 99.00 |
0.00 to 50.00 |
0.00 to 50.00 |
0.00 to 50.00 |
0.00 to 50.00 |
Oxygen Resolution |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
Oxygen accuracy |
+0.5% max. 0.03 |
+0.5% max. 0.03 |
+0.5% max. 0.03 |
+ 0.1 mg/L from 0 to 8 + 0.2 mg/L from 8 to 20 + 10% from 20 to 50 |
+ 0.1 mg/L from 0 to 8 + 0.2 mg/L from 8 to 20 + 10% from 20 to 50 |
+ 0.1 mg/L from 0 to 8 + 0.2 mg/L from 8 to 20 + 10% from 20 to 50 |
+ 0.1 mg/L from 0 to 8 + 0.2 mg/L from 8 to 20 + 10% from 20 to 50 |
Pressure Measuring range |
500 to 1100 mbar |
500 to 1100 mbar |
500 to 1100 mbar |
500 to 1100 mbar |
500 to 1100 mbar |
500 to 1100 mbar |
500 to 1100 mbar |
Pressure Resolution |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
Pressure accuracy |
+1 |
+1 |
+1 |
+1 |
+1 |
+1 |
+1 |
Sensor input |
pH: BNC; RCA/cinch (both IP67) |
DO: Mini-LTW (IP67) |
Conductivity sensor input |
BNC; RCA/cinch (both IP67) |
Outputs |
IR to printer or PC via RS232 or USB |
IR to printer or PC via RS232 or USB |
Power supply |
4 1.5 V AA batteries or 1.3 V NiMH accumulators |
4 1.5 V AA batteries or 1.3 V NiMH accumulators |
Operating conditions |
0 to 40 oC, 5 to 85% rel. humidity (non-cond.) |
0 to 40 oC, 5 to 85% rel. humidity (non-cond.) |
Size/weight |
220 x 90 x 45 mm/368 g (without batteries) |
220 x 90 x 45 mm/325 g (without batteries) |
|