SevenExcellence pH/Ion meter S500,

Modular 3-channel professional system for measuring pH value / redox potential, conductivity / salinity / TDS and ion concentration. Can be equipped or later expanded with 1, 2 or 3 measuring modules of your choice.

• Large, high-resolution 7-inch colour touchscreen (capacitive), very clear and easy to operate
• Unlimited modularity and flexibility: up to 3 measuring modules can be operated in parallel, expandable at any time
• Universal communication via usb, Ethernet (LAN) and RS-232
• Full-text user guidance in 10 languages with help menu
• Unique OneClickTM operating concept (individually configurable functions/processes at the touch of a button)
• Method memory
• Maximum security and GxP support (ID protection, sophisticated user management, limit values/alarms, integrated radio clock, etc.)
• Intelligent Sensor Management (ISM)
• Connection of stirrer, automatic sample changer, PC, barcode reader, keyboard, printer (local or network)
• Internal memory for 20,000 data records (measured values, calibrations, methods)
• u-Place electrode holder with absolute vertical movement
• and much more

Features of the individual modules:

pH measuring module:

• 1 to 9-point calibration with automatic buffer recognition
• 8 pre-programmed buffer sets, 1 freely programmable buffer set
• Automatic temperature compensation with Pt1000 or NTC 30 kOhm

Conductivity measuring module:

• Automatic recognition of the calibration standard
• Specification of calculated cell constants/ input of known cell constants
• Selectable reference temperature (20 or 25°C)
• Linear, non-linear temperature compensation or USP/EP mode

pH/ion measuring module:

• All services of pH measuring module additionally:
• 2- to 9-point calibration for concentration determination
• Storage of calibration data for up to 10 ISE sensors
• Direct measurement, standard or sample addition/subtraction

Measuring module DO/BOD/BOD (dissolved O2):

• 2-point calibration, 2 predefined, 1 user-defined standard
• Automatic temperature and air pressure compensation
• Optical (InLab OptiOx) or polarographic sensors (InLab 605)
• Biological O2 requirement: pre-programmed methods according to DIN 38409 and EPA

Technical data:

• pH: -2.000 to 19.999, resolution 0.001/0.01/0.1, mV: -1999 to +1999 /0.1
• Temperature: -5.0 to 130.0, resolution 0.1
• Ion concentration: 9 x10-9 - 9.99x10+7, resolution ±1 digit For further technical data, see brochure

Scope of delivery S500-Basic:
Basic device, 1 x pH/ion module, 2 x empty module, uPlace electr. arm, LabX direct software, certificate