Perfect Prime LM530 User manual

LIGHT METER
LM530
Instruction Manual

Contents
P. 1
1. Safety Information
2. Introduction
3. Precautions On Handling
4. Maintenance
5. Symbol Definition & Button Location
5.1. LCD Display
5.2. Name of Parts & Position
6. Characteristics Of Sensor Spectrum Response
7. Specifications
............................................................. 2
.................................................................... 2
..................................................... 3
................................................................... 3
................................................................ 4
............................................ 5 - 8
............................. 9
.......................................................... 10 - 11

1. Safety Information
2. Introduction
1. Safety Information
Read the following safety information carefully before attempting to operate
or service the meter. Use the meter only as specied in this manual ; otherwise,
the protection provided by the meter may be impaired.
2. Introduction
Thank you for using our Light Meter. To ensure that you can get the most from
it, we recommend that you read and follow the manual carefully before use.
The Light Meter has been designed, manufactured, and delivered under strict
quality control criteria by a factory certied. This meter has the following
characteristic.
P. 2
Environment Conditions:
• Altitude up to 2000 meters
• Relatively humidity 90% max
• Operation Ambient 0 ~ 40°C
Explanation of Symbols:
Comply with EMC.
When servicing, use only specied replacement parts.
Environment Conditions:
• Easy to use
• Automatic zero
• Automatic ranging
• MAX/MIN function
• Large backlight LCD display

3. Precautions on handling
Operating carefully, and do not drop the meter or hit it with a hard object.
Avoid using the meter in a dirty, dusty, or salt-air area or where there are
corrosive gases. If dirt or dust adhered to the surface of the detecting light, will
decrease accuracy of the measuring value to clean the surface by wiping with
a soft and dry cloth.
4. Maintenance
Attention!
Repairs or servicing not covered in this manual should only be performed by
qualied personal.
Cleaning
Periodically wipe the case with a dry cloth. Do not use abrasives or solvents on
this instrument.
Note
If it is not used for a long time, please store the meter in chamber under
60%RH.
3. Precautions On Handling
4. Maintenance
P. 3

5. Symbol Definition &
Button Location
P. 4
Auto power o indicator
Battery capacity indicator
Range indicator
Minimum value indicator
1
2
3
4
Maximum value indicator
Value hold indicator
Measuring value
Unit indicator
5
6
7
8
1
2
3
4
5
6
7
8
5.1. LCD Display:

5. Symbol Definition &
Button Location
P. 5
5.2. Name of Parts & Position:
Operation
Press the power button to turn on the power. Notice that covering the
light-detecting surface with the cap.“CAP-“ will auto-appear on the LCD
display. After “CAL-” appears, the meter enters the automatic zero adjustment.
When automatic zero adjustment is completed,“CAL-” disappears and “0.0”
appears. After conrming the“0.0” display, remove the cap to start measuring.
After the measurement has been completed, press the power button again to
turn o the power, and cover the light-detecting surface with the cap for
protecting against stray light.
Notes
If “ERR1” appears, check the cap to make sure it is on properly.

This parts is to protect the sensor
from scratching and create
complete dark environment for the
meter to perform dark current
calibration. During power on
process, this cover should be set
properly on the sensor otherwise
an error message will be shown on
the LCD.
5. Symbol Definition &
Button Location
P. 6
1. Sensor Cap:
• This probe can be rotated various angles to the LCD surface to suit the
measuring requirement.
2. Light Sensing Probe:

5. Symbol Definition &
Button Location
P. 7
• It can be also detached
from the meter to measure
in distance, which creates
more exibility.
6 1/2" large size back light LCD display.
3. LCD Display:
Press button to turn on the meter and it will automatically turn itself o 30
minutes after its last key operation. The user may disable this automatic power
o function by pressing and holding “ ” button while powering on. The
“ ” symbol will disappear to conrm this operation.
4. Power button:
Press button to set the meter working under MAX/MIN mode. By pressing
button, the user may swap the LCD reading among maximum, minimum and
current reading. Press and hold button for 3 seconds to exit Max/Min mode.
5. Max Min button:

5. Symbol Definition &
Button Location
P. 8
The user may hold the present reading and keep it on the LCD display by
pressing the button. To release the held data operation, press the button
again.
6. HOLD button:
The user may use the button to select the preferred measuring range or
automatically selected by the meter.
The available ranges are:
• AUTO, 200, 2000, 20000, 200000 lx
• AUTO, 20, 200, 2000, 20000 fc
7. Range selector button:
Press button to switch the measuring unit between Foot Candle and Lux.
8. Fc/lx selector button:
Press button to turn on the LCD back light and it will be auto-matically o
after 30 seconds.
9. Backlight button:
When battery capacity segment is less than one, the user should replace the
battery. The battery cabinet cover can be opened with a Philips screw driver
and two AA type batteries should be installed.
10. Battery cabinet cover:

6. Characteristics Of Sensor
Spectrum Response
P. 9
0.00
20.00
40.00
60.00
80.00
100.00
120.00
380 430 480 530 580 630 680 730
RelativeResponse(%)
Wavelength(nm)(%) CIE Photopic Curve Light Meter

7. Specifications
P.10
0.0 to 199.9/1999/19990/199900 lx
0.0 to 19.9/199.9/1999/19990 fc
Automatic or manual selection of range
Measuring Level
Range
0.1 ~ 100 lx, 0.1 ~ 10 fc
Resolution
±3% (Calibrated to standard incandescent
lamp 2856°K)
8% other visible light source
Accuracy
10° ± 1% 30° ± 2%
60° ± 5% 80° ± 20%
Angle Deviation
From Cosine
Characteristics
±0.1% / °C(25°C)
Temperature
Characteristics
0.5 secResponse Time
SI PhotodiodeLight Detector
“-OL-” displayOver Range
1.5V type AA battery x2Power Supply
Approx. 80 hoursPower Life
0~80% RHOperation Humidity
-10 to 50°C (14 to 122°F)Storage Temperature
0 to 60% RHStorage Humidity
0°C ~ 40°C(32°F ~ 104°F)
Operation
Temperature

7. Specifications
P.11
169(L)×63(W)×37(H)mm (6.7”×2.5”×1.5”)Dimension / Weight
Approx. 185gWeight
Battery, instruction manual, carrying case.Accessories
[Note] 1fc =10.76lx

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Tyche Smart Limited
[email protected]
2nd Floor, 107 Charterhouse Street,
EC1M 6HW, London,
England UNITED KINGDOM
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