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3
Photometer 7500
3.10 Technical Specifications
Instrument Type
Optical System
Optical Source
Optical Detectors
Peak Wavelengths
Wavelength Selection
Bandwidth
Range
Accuracy
User Interface
Display
Backlight
User Interface
Keypad
Physical
Size (W x L x H)
Weight
IP Rating
Power Supply
Batteries
Lifetime
Mains
Power Management
Power Saving
Test Methods
Tests Available
User Defined Tests
Test Selection
Test Cuvettes
Result Units
Blanking
Connectivity
USB
Data Management
Instrument Memory
Memory Capacity
Sample IDs
Operator IDs
Data Download
Data Output Format
Software Upload
26
26
Dual light source photometer offering direct-reading of
pre-programmed test calibrations, Absorbance and Transmittance
Dual LED sources with optical filters
Silicon photodiodes
450nm, 500nm, 550nm, 570nm, 600nm, 650nm
Automatic
±5nm
1 - 100%T (0-2.3 Abs)
± 1.0% T
320 x 240 pixel LCD with contrast adjustment
Timed, on key press with auto-dim and off
On-screen prompts available in English, French, Spanish,
German, Italian, Turkish and Mandarin (Chinese).
Numeric keypad with assignable Hotkeys. Four navigation keys and OK key
150 x 250 x 70mm
975g
IP67
3 x 1.5v 'AA' batteries
40 hours (typical use, backlight off, 'AA' alkaline cells)
5V DC, 900mA delivered via USB port
Auto-switch off (user selectable between 5-15 minutes on battery) or continuous operation
User control for Backlight to minimise battery consumption
Pre-programmed for Palintest tablet reagent and Tubetests
Also operates in Absorbance and Transmittance modes
Up to 30 user calibrations can be entered. Up to 10 points per calibration
Phot number entry, Hotkey or selection from a list
12-20mm OD with automatic cuvette centering
g/l, mg/l, ppm, mmol/l, µmol/l, µg/l, ppb
Automatic blanking at all wavelengths. Blank value
stored in memory until power off or new blank recorded
USB Type B Connector. Waterproof connector available
Non-volatile storage
Up to 500 data sets. Each data set includes date, time, Sample ID,
Operator ID, method number, method name, result, units
Up to 24 at any time
Up to 12 at any time
To computer via USB using Hard Disk or COM port mode.
Plain text
Software update by 'drag and drop' in USB Hard Disk Mode
®
format tests
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