Graigar TENMARS TM-204 Digital Lux Meter User Manual

1. પરિચય

This manual provides detailed instructions for the safe and effective use of the Graigar TENMARS TM-204 Digital Lux Meter. The TM-204 is a compact, high-precision instrument designed for measuring light intensity in Lux or Footcandles. It features a large LCD display, data hold, zero adjustment, and a spectral response close to CIE luminous spectral efficiency.

મુખ્ય લક્ષણો:

• Measures light intensity in Lux or Footcandles.
• Wide measuring range: 20, 200, 2000, 20000, 200000 Lux / 20, 200, 2000, 20000 Footcandles.
• ડેટા હોલ્ડ ફંક્શન.
• Zero adjustment capability.
• ઓછી બેટરીનો સંકેત.
• Overload indication ('OL').

સમાવિષ્ટ એસેસરીઝ:

• TENMARS TM-204 Digital Lux Meter
• વપરાશકર્તા માર્ગદર્શિકા (આ દસ્તાવેજ)
• કેસ વહન

આકૃતિ 1: ફ્રન્ટ view of the TENMARS TM-204 Digital Lux Meter.

2. સલામતી માહિતી

Please read and understand all safety instructions before operating the device. Failure to follow these instructions may result in injury or damage to the meter.

• Do not operate the meter if it appears damaged.
• Avoid exposing the meter to extreme temperatures, humidity, or direct sunlight for prolonged periods.
• Keep the sensor clean and free from obstructions to ensure accurate readings.
• જો મીટર લાંબા સમય સુધી ઉપયોગમાં ન હોય તો લીકેજ અટકાવવા માટે બેટરીઓ દૂર કરો.
• સ્થાનિક નિયમો અનુસાર બેટરીનો નિકાલ કરો.

3. ઉત્પાદન ઓવરview

The TENMARS TM-204 consists of a main unit with an LCD display and control buttons, and an integrated light sensor. The sensor is protected by a removable cap.

3.1 ઘટકો

1. લાઇટ સેન્સર: Silicon photodiode and filter for light detection.
2. સેન્સર કેપ: Protects the light sensor when not in use.
3. એલસીડી ડિસ્પ્લે: Shows measurement readings, units (Lux/Fc), range, and indicators.
4. પાવર બટન (ⓘ): Turns the meter ON/OFF.
5. M-H Button: Activates Maximum/Minimum Hold function.
6. D-H Button: Activates Data Hold function.
7. Lx/Fc Button: Toggles between Lux and Footcandle units.
8. આર બટન: Resets the meter or clears certain functions.
9. Zero Adjustment Screw: Used for calibrating the zero point.
10. બેટરી કમ્પાર્ટમેન્ટ: Houses the 9V battery.

આકૃતિ 2: કોણીય view of the meter with the sensor cap removed, showing the light sensor.

4. સેટઅપ

4.1 બેટરી ઇન્સ્ટોલેશન

The TM-204 requires one 9V battery (NEDA 1604, IEC 6F22, or JIS 006P). Batteries are not included with the product.

1. મીટરની પાછળ બેટરી કમ્પાર્ટમેન્ટ કવર શોધો.
2. કમ્પાર્ટમેન્ટ ખોલવા માટે કવરને નીચે તરફ સ્લાઇડ કરો.
3. Connect a 9V battery to the battery connector, observing correct polarity.
4. Place the battery into the compartment and slide the cover back into place until it clicks securely.

આકૃતિ 3: પાછળ view showing the open battery compartment.

4.2 શૂન્ય ગોઠવણ

Before taking measurements, it is recommended to perform a zero adjustment to ensure accuracy.

1. Ensure the sensor cap is securely placed over the light sensor.
2. Turn on the meter by pressing the Power button (ⓘ).
3. If the display does not show '000.0', locate the '0 ADJ' screw on the side of the meter.
4. Using a small screwdriver, carefully turn the '0 ADJ' screw until the display reads '000.0'.

આકૃતિ 4: બાજુ view indicating the Zero Adjustment screw.

5. ઓપરેટિંગ સૂચનાઓ

5.1 પાવરિંગ ચાલુ/બંધ

Press the green Power button (ⓘ) to turn the meter on. Press and hold the Power button for approximately 2 seconds to turn the meter off.

5.2 માપ લેવું

1. Remove the sensor cap from the light sensor.
2. Point the light sensor towards the light source or area where you wish to measure illumination.
3. The current light intensity will be displayed on the LCD. The meter automatically selects the appropriate range.

5.3 Unit Selection (Lux/Fc)

દબાવો Lx/Fc button to toggle between Lux and Footcandle measurement units. The selected unit will be indicated on the display.

5.4 Data Hold (D-H)

દબાવો ડીએચ button to freeze the current reading on the display. Press ડીએચ again to release the hold and resume live measurements.

5.5 Maximum/Minimum Hold (M-H)

દબાવો MH button to activate the Maximum/Minimum Hold function. The display will show 'MAX' or 'MIN' along with the highest or lowest reading recorded since the function was activated. Press MH repeatedly to cycle through MAX, MIN, and normal measurement modes. To exit, press and hold the MH બટન

5.6 Reset Function (R)

આ R button can be used to reset certain functions or clear stored data, depending on the current mode of operation. Refer to specific function sections for its use.

5.7 Overload Indication

If the measured light intensity exceeds the meter's maximum range, the LCD will display 'OL' in the left-most position, indicating an overload condition.

5.8 નીચી બેટરી સંકેત

જ્યારે બેટરી વોલtage is low, a battery icon will appear on the LCD. Replace the 9V battery as soon as possible to ensure accurate readings.

6. જાળવણી

6.1 સફાઈ

મીટરનો સી સાફ કરોasing with a soft, dry cloth. Do not use abrasive cleaners or solvents. Keep the light sensor clean and free of dust or smudges, as this can affect measurement accuracy.

૫.૨ સેન્સર કેર

Always keep the sensor cap on when the meter is not in use to protect the photodiode and filter from dust and damage.

6.3 બેટરી રિપ્લેસમેન્ટ

Replace the 9V battery when the low battery indicator appears on the display. Follow the instructions in Section 4.1 for battery installation.

6.4 સંગ્રહ

Store the meter in its carrying case in a cool, dry place, away from direct sunlight and extreme temperatures. Remove the battery if storing for extended periods.

7. મુશ્કેલીનિવારણ

8. સ્પષ્ટીકરણો

9. વોરંટી અને સપોર્ટ

This product is manufactured by Graigar. For warranty information, technical support, or service inquiries, please refer to the warranty card included with your purchase or contact the seller directly. Keep your purchase receipt as proof of purchase.