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| Bench-top System (No PC Required) (HygroLab 3 Set) |
| Manufacturer: Rotronic |
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Overview
Operation
Probes
Ultra fast water activity measurement of up to 4 product samples simultaneously
- AwQuick Mode - accelerated water activity measurement in typically 5 minutes
- Mode: conventional water activity measurement with automatic detection of equilibrium
- Includes 2 sizes of sample holders and disposable sample cups, humidity calibration standards, etc.
- Stand alone system for bench top use
- Compatible with the HW3 software for the capture of end values, etc.
- HygroLab 3 indicator accepts a large choice of probes, suitable for the direct measurement of products in bulk and other applications
Overview
| The HygroLab 3 Set consists of the following: |
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- HygroLab 3 indicator
- AC adapter (115 VAC / 9 VDC)
- AW-DIO probe for the measurement of product samples
- WP14 sample holder (shallow)
- PS14: pack of 100 disposable sample cups (14mm deep)
- WP40 sample holder (deep)
- PS40: pack of 100 disposable sample cups (40mm deep)
- 1 box each EA00 (0 %RH), EA10 (10 %RH), EA35 (35 %RH), EA80 (80%RH) and EA95 (95%RH) humidity calibration standards
- HW3 software on a CD
- RS232 cable for connection to the COM port of a PC
The HygroLab 3 is a table top water activity indicator with 4 probe inputs. It features three operating modes:
- AwQuick: accelerated water activity measurement with automatic end of measurement
- AwE: conventional water activity measurement with automatic detection of equilibrium and automatic end of measurement
- Standard: water activity and temperature measurement, limited to just indicating the values and the trend of the values
Up to 4 probes can be run simultaneously in the same mode. The HygroLab 3 is compatible with all the models of HygroClip probes to permit the direct measurement of products in bulk and quality control of packaging materials.
The probes used with the HygroLab 3 indicator can be calibrated and adjusted at one or more points, directly from the instrument keypad. Reference humidity values are provided by using the ROTRONIC certified humidity standards.
When installed on a PC (Windows required), the HW3 software offers additional functions such as the automatic capture of end values, as well as data logging and recording.
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Operation
| The HygroLab 3 Set is simple to use: |
1) From the keypad of the HygroLab 3, use the MENU key to select the measuring mode.
Note: the HygroLab automatically remembers the last selected mode. |
2) During measurements, all probes connected to the instrument run simultaneously. To avoid any confusion,
turn off any unused AW-DIO probe, by pressing on the button located on top of the probe. Other probe
models: disconnect the unused probes. |
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3) Place a product sample inside the sample
holder. Put the probe on top of the sample
holder.
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4) AwQuick or AwE mode: start the
measurement by pressing on the ENTER key
(keypad of the HygroLab 3)
Example: on the bottom line of the display, the
AwQuick mode is indicated by the letter Q,
followed by the number 1 (for probe 1), the time
into the measurement and the letter R
(process is running)
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5) When the measurement is ended, the display
freezes and the instrument beeps. Two black
rectangles appear to the left of the values and
the letter S (bottom right) indicates that the
process has stopped.
If more than one probe is connected to the
HygroLab 3, the display automatically
switches to each probe as soon as it is done.
The small black triangle at the top of the
display indicates which probe is being
displayed.
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6) When all probes are done, press the ENTER key to clear the display and to be ready for the next
round of measurements.
Probes
| standard probe - included in set |
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HygroClip AW-DIO
for measurement of product samples
Requires use of a sample holder and disposable sample cups
(included in set - click on the link Probe Accessories, above).
Note: additional probes, sample holders and disposable cups can be ordered as a AW-DIO probe set
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| additional probes - order separately |
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HygroClip HP28 insertion probe
for the direct measurement of materials in bulk: powders, granules, grain and seeds
max. 85ºC (185ºF)
sintered steel filter
tube length: 280 (11"), d: 10mm (0.4")
cable: 2m (6.5ft) |
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HygroClip SC05
for measurement in tight spaces such as inside a product package
max. 100ºC (212ºF)
diameter: 5mm (0.2"), cable: 2m (6.5ft) |
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HygroClip HS28 sword probe
for measurement of packaging materials such as paper or cardboard stacks/rolls
max. 85ºC (185ºF)
blade length: 280 (11"), width: 18mm (0.7"), thickness: 4mm (0.16")
cable: 2m (6.5ft)
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