PCE Instruments PCE-174, Руководство пользователя

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Manual
4
5 Operation
1. Connect the device to the light sensor.
2. Press the on/off key to turn on the Lux-measuring device.
3. Remove the cover of the light sensor and hold it horizontally to the light source.
4. Select the desired unit, lux or fc.
5. The light intensity value is displayed on the screen
. If “OL” appears, then the measurement value
is outside of the measurement range. Please select a higher measurement range.
6. The measurement range is selected by pressing the
RANGE
key (e.g. 400.0/4000 lux).
7. Switch between the measuring modules Lux and Footcandle (1 fc= 10.76 lux) by pressing the
UNITS
key.
8. To freeze the current value on the screen, press the
HOLD
key. Press the key again to continue
with the measurement.
9. To record the peak value, press the
PEAK
key. By briefly pressing the
PEAK
key, the maximum
and minimum peak values can now be recorded.
10. Maximum and minimum values can be selected by pressing the
MAX/MIN
key.
11.
To set the display to “0”, press the
REL
key. The device will now deduct the current
measurement value from the final value.
12. To turn the backlight on or off, press the
LOAD
key.
13. When the measurement procedure has been completed, put the cover back on the light sensor
and turn off the device
6 Set time and sampling rate
1. Press the
REC
and
UNITS
keys simultaneously. The first digit of the time will begin to flash.
2. By pressing the
PEAK
◄ or
REL
► key the appropriate selection may be selected (hour, minute,
second, sampling rate, month, day, week, year).
3. The value of the range selected can be changed by pressing the
MAX/MIN
▲ key or the
HOLD
▼ key.
4. To exit, press the
REC
key and
UNITS
key simultaneously.
7 Manual save
1. Press the
REC/Setup
key to save manually .
2. The saved values can be viewed by pressing the
LOAD
key for approx. 3 seconds.
3. The memory locations can be viewed by pressing
MAX/MIN
▲ and
HOLD
▼ key.
4. To switch back to the standard mode, press the
LOAD
key for approx. 3 seconds.
8 Data log storage
1. Set the sampling rate as described in point 6.
2. Press the
REC/Setup
for approx.3 seconds, until the
MEM
display begins to flash.
3. Press the
REC/Setup
for approx.3 seconds and the saving will be complete.
4. Connect the light intensity meter to a USB port and the data log will be selected using the
included software.
9 Delete saved data
Delete the manually saved data as follows:
Press the
LOAD
key and the
REC/Setup
key simultaneously until the symbol
MEM CL
appears on the
screen to delete the saved data.
Delete the automatically saved data as follows:
Press the
REC/Setup
key whilst the device is turned off and keep it pressed
whilst turning on
the
device until
DEL-MEM
appears on the screen.