1. Okwu mmalite
This manual provides detailed instructions for the safe and effective use of your TOTAL TMT57026 Laser Distance Meter. Please read this manual thoroughly before operating the device and keep it for future reference. This device is designed for accurate distance measurements up to 70 meters, suitable for various professional and DIY applications.
2. Ntuziaka nchekwa
- Mgbasa ọkụ laser: This device emits Class 2 laser radiation. Do not stare into the laser beam or direct it at other people or animals.
- Nchedo anya: Zere ikpughe anya ozugbo na doo laser.
- gburugburu arụ ọrụ: Ejila ngwaọrụ ahụ rụọ ọrụ n'ebe ihe na-agbawa agbawa ma ọ bụ n'ebe ihe ndị nwere ike ire ọkụ dị nso.
- Nguzogide mmiri: Ngwaọrụ a bụ ọ bụghị mmiri na-eguzogideZere ka mmiri ghara iru gị ala ma ọ bụ oke iru mmiri.
- Nlekọta: Only qualified personnel should repair the device.
- Batrị: Use only specified AAA batteries. Do not mix old and new batteries or different types of batteries.
3. Ngwaahịa gafereview
Familiarize yourself with the components of your TOTAL TMT57026 Laser Distance Meter.

Figure 1: The TOTAL TMT57026 Laser Distance Meter, showing the device itself, two AAA batteries, a carrying pouch, and retail packaging. The device features a digital display and multiple function buttons.
Isi ihe:
- Laser Emitter/Receiver: Located at the top of the device.
- Ngosipụta ihuenyo: Shows measurements, units, and mode indicators.
- Bọtịnụ MEAS: Initiates single or continuous measurement.
- Bọtịnụ UNIT: Changes measurement units (e.g., meters, feet, inches).
- C/O Button: Clears the last measurement or turns the device off.
- Bọtịnụ ọrụ: For area, volume, addition, subtraction, and other calculations.
- Akụkụ batrị: Located at the rear of the device.
4. Nhazi
4.1 Ntinye batrị
- Chọta mkpuchi nke batrị n'azụ ngwaọrụ.
- Mee ka mkpuchi ahụ dị mfe ma ọ bụ gbapụ iji mepee ya.
- Insert two (2) AAA 1.5V disposable batteries, ensuring correct polarity (+/-). The device includes two AAA batteries.
- Mechie mkpuchi nke batrị batrị nke ọma.
4.2 Gbanyụọ/ gbanyụọ
- Iji gbanye: Pịa MEAS button briefly. The display will light up.
- Iji gbanyụọ: Pịa ma jide C/O button for approximately 3 seconds. The device will also automatically power off after a period of inactivity to conserve battery life.
5. Ntuziaka ọrụ
5.1 Nha Anya Dị Mfe
- Gbaa mbọ hụ na agbanyere ngwaọrụ ahụ.
- Point the laser beam at the target surface.
- Pịa MEAS button once. The laser will activate, and the measurement will appear on the display.
- The measurement will be held on the screen until a new measurement is taken or the device is turned off.
5.2 Continuous Measurement (Tracking)
- Pịa ma jide MEAS bọtịnụ maka ihe dịka 2 sekọnd.
- The device will enter continuous measurement mode, displaying real-time distance as you move the device.
- Pịa MEAS button again to stop continuous measurement and hold the last value.
5.3 Na-agbanwe nkeji nha
- Pịa UNIT button repeatedly to cycle through available units: meters (m), feet (ft), and inches (in).
- A ga-egosi ihe ahọpụtara na ngosipụta ahụ.
5.4 Nha Mpaghara na Olu
The device supports calculation of area and volume. Refer to the icons on the function buttons for specific modes.
- Press the appropriate function button (e.g., the button with the square icon for area, or cube icon for volume).
- Follow the on-screen prompts to take the required measurements (e.g., length, width for area; length, width, height for volume).
- The calculated result will be displayed.
5.5 Mgbakwunye na Mwepụ
Jiri ihe +/- button to add or subtract measurements.
- Take the first measurement.
- Pịa +/- button to select addition or subtraction mode.
- Take the second measurement. The device will automatically perform the calculation and display the result.
6. Nlekọta
6.1 Nhicha
- Jiri nwayọ hichaa ngwaọrụ ahụ, damp akwa . Ejila ihe nchacha abrasive ma ọ bụ ihe mgbaze.
- Clean the laser lens carefully with a soft, lint-free cloth, similar to cleaning camera lenses.
6.2 Nchekwa
- Debe ngwaọrụ ahụ n'ebe kpọrọ nkụ ma dị jụụ, ebe anwụ na-anaghị apụta kpọmkwem ma ọ bụ oke okpomọkụ.
- Ọ bụrụ na ị na-echekwa ruo ogologo oge, wepụ batrị ahụ ka ọ ghara ịwụpụ.
6.3 nnọchi batrị
- When the battery indicator on the display shows low power, replace both AAA batteries following the instructions in Section 4.1.
7. Nchọpụta nsogbu
| Nsogbu | Ihe nwere ike ime | Ngwọta |
|---|---|---|
| Ngwaọrụ anaghị agbanwu ọkụ. | Batrị anwụọla ma ọ bụ etinyeghị ya nke ọma. | Lelee polarity batrị ma ọ bụ jiri batrị AAA ọhụrụ dochie ya. |
| Ntụle ezighi ezi. | Laser lens is dirty; target surface is too reflective/non-reflective; device is unstable. | Clean the laser lens. Measure against a suitable, stable surface. Ensure device is held steady. |
| A naghị ahụ ìhè laser anya. | Bright ambient light; laser is off. | Operate in lower light conditions. Ensure device is powered on and MEAS button is pressed. |
| Ngosipụta na-egosi koodu mperi. | Measurement out of range; internal error. | Ensure target is within 0.05m to 70m range. Try restarting the device. If error persists, contact support. |
8. Nkọwapụta
- Ụdị: TMT57026
- Akara: Mkpokọta
- Oke nha: 0.05 ruo 70 mita
- Ngalaba nha: Meters (m), Feet (ft), Inches (in)
- Klas Laser: Klas 2
- Batrị: 2 x AAA, 1.5V (included)
- Ụdị batrị: Enwere ike iwepu ya
- Automatic Laser Shut-off: Yes (after inactivity)
- Automatic Device Shut-off: Yes (after inactivity)
- Akụkụ ngwaahịa: Ihe dịka 17 x 5 x 0.1 cm
- Ibu ihe: Approximately 160 g (0.16 Kilograms)
- Ihe: Plastic
- Agba: Turquoise
- Ọkwa Nguzogide mmiri: Ọ bụghị mmiri na-eguzogide
- Onye nrụpụta: Mkpokọta
- Mba onye si: China
9. Akwụkwọ ikike na nkwado
For warranty information and technical support, please contact TOTAL customer service. Keep your purchase receipt as proof of purchase.
For further assistance, please refer to the official TOTAL websaịtị ma ọ bụ kpọtụrụ onye nkesa mpaghara gị.





