LAQUA F-74
Benchtop pH/ORP/Ion/Conductivity/Resistivity/Total Dissolved Solids/Salinity/Temperature Meter
Stress-free measurement, high-end model
Water quality analysis is repeatedly performed in laboratories on a daily basis. Our high-end benchtop model was developed to provide simplicity with excellent on-site usability – from operation and maintenance through to troubleshooting.
LAQUA’s large capacitance touch screen panel:
- Display easy to understand value and functions menus
- Switch between digital real time graphs or analogue displays during measurement with just flick of a finger
- Full on-screen support on the meter via an electronic user guide with colour pictures that can be called up at any time, featuring problem solver guide for calibration or measurement
Functions:
- Easy navigation for main unit and electrode inspections
- Two channels can be displayed simultaneously
- Periodic inspection mode JIS/Pharmacopeias/Digital Simulator
- Full support for various country pharmaceutical pure water guidelines
- Customizable auto-hold function for calibration and measurement
- Simultaneous connection to a GLP/GMP compatible and PC
- Digital memory – maximum 2,000 sets of measurement data can be recorded
- USB-PC communication and USB memory
- Multi-language support (Japanese, English, Chinese, Korean)
| pH | Measurement method | Glass electrode method | |
| Measurement range | pH 0.000～14.000 | ||
| Display range | pH -2.000～20.000 | ||
| Resolution | 0.01/0.001 pH | ||
| Auto range select | ○ | ||
| Repeatability | ±0.001 pH±1 digit | ||
| pH calibration point | 5 | ||
| Repeatability check | ○ | ||
| Alarm limit of calibration | ○ | ||
| Periodical check | ○ | ||
| mV(ORP) | Measurement range | ±1999.9 mV | |
| Resolution | 0.1 mV | ||
| Repeatability | ±0.1 mV±1 digit | ||
| Temperature | Measurement range | 0.0～100.0℃ (-30.0～130.0℃） | |
| Resolution | 0.1℃ | ||
| Repeatability | ±0.1℃±1 digit | ||
| ION | Measurement method | Ion electrode method | |
| Measurement range | 0.000 μg/L～9999 g/L (mol/L) | ||
| Resolution | 4 significant digits | ||
| Repeatability | ±0.5% ±1 digit | ||
| Periodical check | ○ | ||
| Calibration curve point | 5 | ||
| Addition method measurement | ○ | ||
| Conductivity | Measurement method | 2 AC bipolar method | |
| Measurement range(Display range) | Cell constant 100 m-1：0.000 mS/m〜19.99 S/m Cell constant 10 m-1：0.0 μS/m〜1.999 S/m Cell constant 1000 m-1：0.00 mS/m〜199.9 S/m |
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| Resolution | 0.05% of full scale | ||
| Repeatability | ±0.5% ±1 digit | ||
| Change unit | ○ | ||
| Distilled water temperature conversion | ○ | ||
| Periodical check | ○ | ||
| JP/EP/USP/CP Pharmaceutical water aplication | ○ | ||
| Salinity | Measurement method | Conversion from conductivity value | |
| Measurement range(Display range) | 0.00～80.00 PPT (0.000%～8.000%) | ||
| Resolution | 0.01 PPT (0.001%) | ||
| Salt concentration calibration | ○ | ||
| Resistivity | Measurement method | Conversion from conductivity value | |
| Measurement range(Display range) | Cell constant 100 m-1：0.00 Ω・m〜199.9 kΩ・m Cell constant 10 m-1：0.0 Ω・m〜1.999 MΩ・m Cell constant 1000 m-1：0.000 Ω・m〜19.99 kΩ・m |
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| Resolution | 0.05% F.S. | ||
| Repeatability | ±0.5%F.S.±1 digit | ||
| TDS | Measurement method | Conversion from conductivity value | |
| Measurement range(Display range) | 0.01 mg/L ～1000 g/L | ||
| Resolution | 0.01 mg/L | ||
| Input/output | Input(CH) | 2 | |
| USB peripherals (Communication with PC)*1 |
○ | ||
| USB host（USB memory) | ○ | ||
| RS-232C(Printer/PC) | ○ | ||
| Analog out put | ○ | ||
| Data | Memory number | 2,000 | |
| Interval memory | ○ | ||
| ID input | ○ | ||
| Data search | ○ | ||
| Display | Display | Color graphic LCD with capacitive Touch Panel | |
| Dual component display | ○ | ||
| Multilanguage display | Japanese/English/Chinese/Korean | ||
| Function | Navigation function | ○ | |
| User gide | ○ | ||
| Graf display | ○ | ||
| Printer connectivity（GLP/GMP） | ○ | ||
| Custom printing function | ○ | ||
| temperature compensation（Auto/manual) | ○ | ||
| AutoHold function | ○ | ||
| AutoHold setting | ○ | ||
| Stability function (pH/ION) | ○ | ||
| Register operator | ○ | ||
| Security(pass word） | ○ | ||
| Version up function | ○ | ||
| Ambient temperature | 0 ℃ ～ 45℃ | ||
| Power | AC adaptor 100 ～ 240 V 50/60 Hz | ||
| Dimensions | 170(W)×174(D)×73(H)mm(Excluding electrode stand and AC adaptor) | ||
| Power consumption | Approx. 9.8 VA | ||
| Mass of main unit | Approx .700 g | ||
