1. መግቢያ
This manual provides detailed instructions for the proper use and maintenance of your TFA Dostmann LT202 Professional Digital Thermometer. This device is designed for precise temperature measurement in various environments, including refrigerators, freezers, aquariums, terrariums, pharmacies, laboratories, and supermarkets, where accurate temperature monitoring is crucial.
The thermometer features a waterproof cable sensor, permanent display of maximum and minimum values, and an adjustable optical and acoustic temperature alarm. It complies with EN13485 standards, making it suitable for professional applications.
2. የምርት ባህሪዎች
- Control Thermometer: Practical digital measuring device for temperature control in refrigerators, freezers, aquariums, terrariums, or other areas requiring precise temperature.
- Cable Probe: Features an approximately 2-meter long waterproof cable probe for fast response times (measurement interval every 10 seconds) and flexible placement options (magnet, stand, hanging eyelet).
- ዲጂታል ማሳያ: Permanent display of maximum and minimum values (manual reset) with an adjustable optical and acoustic temperature alarm, configurable to 3 volume levels (loud, normal, mute).
- ከፍተኛ ትክክለኛነት; Operates with high-quality sensors to display temperature with high precision and trigger the alarm within seconds. Accuracy: ±0.3 °C from -10 °C to +20 °C, ±0.5 °C from -20 °C to -10 °C and +20 °C to +40 °C, ±1 °C from -40 °C to -20 °C and +40 °C to +70 °C.
- ተገዢነት፡ The thermometer complies with EN13485 standards.
3. ማዋቀር
- የባትሪ ጭነት;
Open the battery compartment cover on the back of the device. Insert 2 x 1.5V AAA batteries, ensuring correct polarity (+/-). Close the battery compartment cover securely.
Image: Back of the thermometer with battery compartment.
- የመርማሪ ግንኙነት፡-
Connect the waterproof cable probe to the designated port on the thermometer. Ensure the connection is firm.
Image: Thermometer with connected probe.
ምስል፡ ዝርዝር view of the waterproof probe tip.
- አቀማመጥ፡-
The thermometer can be placed in various ways:
- ቆሞ፡ Use the integrated stand on the back of the device to place it on a flat surface.
- ማንጠልጠል፡ Utilize the hanging eyelet on the back for wall mounting.
- መግነጢሳዊ አባሪ፡ The device has a magnet for attaching to metallic surfaces.
Position the waterproof probe in the area where temperature measurement is required (e.g., inside a refrigerator, aquarium, or terrarium).
Image: Thermometer in a professional refrigerator setting.
Image: Thermometer used with an aquarium.
Image: Thermometer used with a terrarium.
4. የአሠራር መመሪያዎች
ምስል፡ ፊት ለፊት view of the thermometer display and controls.
- ማብራት/ማጥፋት፡ The device powers on automatically upon battery insertion. There is no dedicated power button.
- የአሁኑ የሙቀት መጠን ማሳያ፡ The large digits on the display show the current temperature measured by the probe.
- Maximum and Minimum Values (MAX/MIN):
The display permanently shows the highest (MAX) and lowest (MIN) temperatures recorded since the last reset.
To reset the MAX/MIN values, press and hold the ደወል button for approximately 3 seconds until the values clear and new recording begins.
- Temperature Alarm (HI/LO):
The device features an adjustable temperature alarm for both high (HI) and low (LO) temperature thresholds.
- የማንቂያ ደወሎችን ማቀናበር፡
- የሚለውን ይጫኑ ደወል button once to enter alarm setting mode. The HI alarm value will flash.
- የሚለውን ተጠቀም UP (^) እና DOWN (v) buttons to adjust the HI temperature threshold.
- የሚለውን ይጫኑ ደወል button again to confirm the HI setting and move to the LO alarm value, which will flash.
- የሚለውን ተጠቀም UP (^) እና DOWN (v) buttons to adjust the LO temperature threshold.
- የሚለውን ይጫኑ ደወል button a third time to confirm the LO setting and exit alarm setting mode.
- ማንቂያውን ማንቃት/ማሰናከል፡
While in normal display mode, press the ደወል button briefly to toggle the alarm function on or off. A bell icon will appear on the display when the alarm is active.
- የማንቂያ ድምጽ:
The alarm has 3 volume levels: loud, normal, and mute. To adjust, press and hold the UP (^) button while the alarm is sounding or when setting the alarm thresholds. Cycle through the volume options until desired level is reached.
- የማንቂያ ደወሎችን ማቀናበር፡
- የሙቀት መለኪያ ምርጫ (°ሴ/°ፋ)፦
On the back of the device, locate the °C/°F switch. Slide the switch to select your preferred temperature unit.
5. ጥገና
- ማጽዳት፡
መሳሪያውን ለስላሳ, መamp cloth. Do not use abrasive cleaners or solvents. Ensure no water enters the main unit.
The probe is waterproof and can be cleaned with mild soap and water.
- የባትሪ መተካት፡
When the display becomes dim or the device stops functioning, replace the batteries. Open the battery compartment on the back and replace the 2 x 1.5V AAA batteries with new ones, observing polarity.
ያገለገሉ ባትሪዎችን በአካባቢያዊ ደንቦች መሰረት ያስወግዱ.
- ማከማቻ፡
መሳሪያውን ረዘም ላለ ጊዜ ካስቀመጠ, እንዳይፈስ ለመከላከል ባትሪዎቹን ያስወግዱ.
6. መላ መፈለግ
| ችግር | ሊሆን የሚችል ምክንያት | መፍትሄ |
|---|---|---|
| ምንም ማሳያ ወይም ደብዛዛ ማሳያ የለም። | የሞተ ወይም ዝቅተኛ ባትሪዎች፤ የተሳሳተ የባትሪ ፖላሪቲ። | ባትሪዎቹን በአዲስ 1.5V AAA ባትሪዎች ይተኩ፣ ይህም ትክክለኛውን ፖላራይቲ ያረጋግጣል። |
| ትክክለኛ ያልሆነ የሙቀት ንባቦች | Probe not properly connected; probe damaged; device exposed to extreme conditions. | Ensure probe is firmly connected. Inspect probe for damage. Avoid placing the main unit in extreme temperatures. |
| ማንቂያ አይሰማም። | Alarm deactivated; alarm volume set to mute; alarm thresholds not met. | Activate the alarm (bell icon visible). Adjust alarm volume. Verify alarm thresholds are set correctly relative to current temperature. |
| MAX/MIN values not resetting | BELL button not held long enough. | Press and hold the BELL button for approximately 3 seconds until values clear. |
7. ዝርዝሮች
| ባህሪ | ዝርዝር |
|---|---|
| የሞዴል ቁጥር | 30.1052.02 |
| የሙቀት መለኪያ ክልል | -40°C እስከ +70°ሴ (-40°F እስከ +158°F) |
| ትክክለኛነት | ± 0.3 ° ሴ (-10 ° ሴ እስከ + 20 ° ሴ) ±0.5 °C (-20 °C to -10 °C and +20 °C to +40 °C) ±1 °C (-40 °C to -20 °C and +40 °C to +70 °C) |
| የኬብል ምርመራ ርዝመት | 200 ሴሜ (2 ሜትር) |
| የምላሽ ጊዜ | 10 ሰከንድ |
| የኃይል ምንጭ | 2 x 1.5V AAA ባትሪዎች (አልተካተተም) |
| ቁሳቁስ | ፕላስቲክ |
| ልኬቶች (L x W x H) | 100 x 21 (30) x 61 mm (approx. 10 x 2.1/3 x 6.1 cm) |
| ክብደት | 78 ግ |
| ተገዢነት | EN13485 |
| የማሳያ ዓይነት | ዲጂታል |
| የመጫኛ አማራጮች | Hanging, Standing, Magnetic |
| የእንክብካቤ መመሪያዎች | ንጹህ ይጥረጉ |
8. ዋስትና
This TFA Dostmann product comes with a 1-year availability of spare parts. For specific warranty terms and conditions, please refer to the documentation included with your purchase or contact TFA Dostmann customer support.
9. ድጋፍ
For further assistance, technical support, or inquiries regarding your TFA Dostmann Professional Digital Thermometer LT202 30.1052.02, please visit the official TFA Dostmann webጣቢያ ወይም የደንበኞች አገልግሎት ክፍልን ያነጋግሩ።
አምራች፡ TFA-Dostmann
Webጣቢያ፡ www.tfa-dostmann.de
ድጋፍ ሰጪን ሲያነጋግሩ የሞዴል ቁጥርዎን (30.1052.02) ዝግጁ ያድርጉ።