1. Introduction
This manual provides detailed instructions for the safe and effective use of the TASI TA8133 Digital Lux Meter. Please read this manual thoroughly before operating the device and keep it for future reference. The TA8133 is a professional light measurement tool designed for accurate illuminance readings in both Lux and Foot-Candle (Fc) units.
2. Product Overview
2.1 Components
- Main Unit (Display and Control Buttons)
- Split-type Light Sensor (Photodetector)
- Coiled Connection Cable
- Sensor Protective Cover
- Protective Rubber Sleeve (for main unit)
Description for non-visual users: The image shows the TASI TA8133 Digital Lux Meter, consisting of a red and black main unit with an LCD display and control buttons, connected by a coiled cable to a separate black light sensor. A black protective cap is shown next to the sensor.
2.2 Key Features
- Split-type Design: Allows for flexible positioning of the sensor for accurate readings.
- Wide Measurement Range: 0.1 to 200,000 Lux.
- High Definition LCD Display: Four-digit display for clear readings.
- Data Hold Function: Freezes the current reading on the display.
- MAX/MIN Measurement: Records maximum and minimum illuminance values.
- LUX/FC Unit Conversion: Easily switch between Lux and Foot-Candle units.
- Data Storage: Capacity to store up to 50 sets of data.
- Automatic Range: Simplifies operation by automatically selecting the appropriate measurement range.
- Protective Sleeve: Soft rubber material provides anti-fall, dustproof, and shockproof protection.
Description for non-visual users: A hand holds the TASI TA8133 meter, with the LCD screen clearly visible. The screen displays "217 LUX" and indicators for "HOLD", "MAX", and "LUX FC" are highlighted, demonstrating the device's capabilities.
Description for non-visual users: A hand holds the main unit of the TASI TA8133, while the separate light sensor is positioned above it, connected by the coiled cable. The display shows "200 LUX" and "AUTO 200000", indicating its wide measurement range and automatic ranging capability.
3. Specifications
| Feature | Specification |
|---|---|
| Model | TA8133 |
| Measurement Method | Split type |
| Measuring Range | 0.1 - 200,000 LUX |
| Illuminance Display | Four-digit LCD, maximum reading 1999 |
| Data Storage | 50 sets |
| Sampling Rate | 2 times/second |
| Incident Angle | 120° |
| Spectral Range | 400-700nm |
| Power Supply | 2 x AAA batteries (not included) |
| Material | Plastic |
| Main Unit Dimensions | Approx. 128mm (H) x 55mm (W) |
| Sensor Unit Dimensions | Approx. 87mm (H) x 55mm (W) |
| Cable Length | Stretches up to 130cm |
Description for non-visual users: A diagram showing the main unit and the sensor unit with their respective dimensions (128mm x 55mm for the main unit, 87mm x 55mm for the sensor). Labels point to the light sensor, display, data logging, data retention, menu settings, range conversion, power on/off, and probe protection cover.
4. Setup
4.1 Battery Installation
- Ensure the device is powered off.
- Locate the battery compartment cover on the back of the main unit.
- Open the battery compartment cover.
- Insert 2x AAA batteries, observing the correct polarity (+/-) as indicated inside the compartment.
- Close the battery compartment cover securely.
4.2 Sensor Connection and Protection
- The light sensor is permanently connected to the main unit via a coiled cable. Ensure the cable is not excessively stretched or kinked.
- Before taking measurements, remove the protective cover from the light sensor. Replace it after use to protect the sensor from dust and damage.
- The main unit comes with a protective rubber sleeve. This sleeve helps protect the device from accidental drops and impacts. Ensure it is properly fitted.
Description for non-visual users: The TASI TA8133 main unit is shown with its red protective rubber sleeve removed, revealing the black plastic casing underneath. This illustrates how the sleeve can be removed for battery access or cleaning.
5. Operating Instructions
5.1 Power On/Off
- Press the POWER button (red button with power symbol) to turn the device on.
- Press and hold the POWER button again to turn the device off.
5.2 Unit Selection (LUX/FC)
- After powering on, the default unit is usually Lux.
- Press the MODE button to toggle between Lux and Foot-Candle (Fc) units. The selected unit will be displayed on the LCD.
5.3 Data Hold Function
- To freeze the current reading on the display, press the HOLD button.
- The "HOLD" indicator will appear on the screen.
- Press the HOLD button again to release the data hold and resume live measurements.
5.4 MAX/MIN Measurement
- Press the MAX button once to enter Maximum value measurement mode. The display will show the highest illuminance recorded since entering this mode.
- Press the MAX button again to cycle to Minimum value measurement mode. The display will show the lowest illuminance recorded.
- Press the MAX button a third time to exit MAX/MIN mode and return to live measurement.
5.5 Data Logging (REC)
- To start recording data, press the REC button. The "REC" indicator will appear.
- The device will automatically store readings at a set interval (refer to specifications for interval, typically 2 times/second).
- To stop recording, press the REC button again.
- To view stored data, use the arrow buttons (if available, not explicitly mentioned but common with REC). Note: The provided data mentions "Data Storage: 50 sets" but no specific buttons for viewing. Assume a combination with MODE or other buttons might be needed, or it's for internal logging only.
5.6 Range Selection (RANGE / AUTO)
- The TA8133 features an automatic ranging function ("AUTO" indicator on display). This is typically the default and recommended mode.
- If manual range selection is desired (e.g., for specific precision in a known range), press the RANGE button. Each press will cycle through available manual ranges.
- To return to automatic ranging, press and hold the RANGE button, or cycle through all manual ranges until "AUTO" reappears.
Description for non-visual users: A close-up of the meter's LCD display. It shows "1.8.8.8" as a placeholder for the reading, along with indicators for "FC LUX", "MAX", "REC", "AUTO", "MIN", "DATA", and "200000" (likely the current range or max range). This image helps visualize the various display elements mentioned in the operating instructions.
6. Maintenance
6.1 Cleaning
- Wipe the device body and display with a soft, dry cloth.
- For stubborn dirt, a slightly damp cloth with mild detergent can be used, followed by a dry wipe.
- DO NOT use abrasive cleaners, solvents, or harsh chemicals, as these can damage the plastic casing and display.
- Keep the light sensor clean and free from dust, fingerprints, or obstructions, as these can affect measurement accuracy. Use a soft, lint-free cloth.
6.2 Battery Replacement
- When the low battery indicator appears on the display, replace the batteries promptly to ensure accurate readings and prevent data loss.
- Follow the battery installation steps in Section 4.1.
- Remove batteries if the device will not be used for an extended period to prevent leakage.
6.3 Storage
- Store the device in a cool, dry place, away from direct sunlight and extreme temperatures.
- Always replace the protective cover on the light sensor when not in use.
- Ensure the protective rubber sleeve is properly fitted for added protection during storage and transport.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on | Dead or incorrectly installed batteries. | Check battery polarity. Replace with new AAA batteries. |
| Inaccurate or fluctuating readings | Dirty or obstructed light sensor; sensor not positioned correctly; external light interference. | Clean the sensor. Ensure the sensor is facing the light source directly. Minimize external light interference. |
| Display shows "OL" or "OVER" | Measurement exceeds the current range. | Ensure the device is in "AUTO" range mode, or manually select a higher range if applicable. |
| Buttons are unresponsive | Temporary software glitch; low battery. | Remove and reinsert batteries to reset the device. Replace batteries if low. |
8. User Tips
No specific user tips were available from customer reviews or Q&A for this product at the time of manual creation. General tips for using a lux meter include:
- Always ensure the sensor is clean and free from dust or smudges for accurate readings.
- Position the sensor at the exact location where you want to measure illuminance, typically facing the light source.
- For consistent measurements, try to maintain the same angle and distance from the light source.
- When measuring ambient light, ensure no shadows are cast on the sensor by your hand or body.
9. Warranty and Support
9.1 Warranty Information
The TASI TA8133 Digital Lux Meter comes with a 12-month manufacturer's limited warranty for defective items, excluding items damaged or misused after receipt. Accessories (such as the protective sleeve) come with a 3-month warranty. Please retain your proof of purchase for warranty claims.
9.2 Customer Support
For technical assistance, warranty claims, or any questions regarding your TASI TA8133 Lux Meter, please contact the seller or manufacturer's customer support. Refer to your purchase documentation for specific contact details.
