LiebeWH EC-3185 Soil Test Kit User Manual

1. Produk Lebihview

The LiebeWH EC-3185 Soil Test Kit is a portable 3-in-1 meter designed for accurate measurement of soil EC (Electrical Conductivity), CF (Conductivity Factor), TDS (Total Dissolved Solids), and Salinity. It features a durable stainless steel probe and a clear display screen for convenient readings, making it suitable for various horticultural and gardening applications.

Figure 1.1: The LiebeWH EC-3185 Soil Test Kit, showing the main meter unit with its digital display and control buttons, connected to a stainless steel probe via a black cable. A small yellow calibration screwdriver is also visible.

Gambar 1.2: Sebuah pendekatan top-down view of the LiebeWH EC-3185 Soil Test Kit, highlighting the compact design of the meter and the coiled cable leading to the probe.

2. Informasi Keselamatan

• Do not immerse the main meter unit in water. Only the probe is designed for soil insertion.
• Handle the stainless steel probe with care to avoid injury or damage to the probe tip.
• Jauhkan perangkat dari jangkauan anak-anak.
• Simpan alat pengukur di tempat yang sejuk dan kering saat tidak digunakan.
• Ensure the battery compartment is sealed properly to prevent moisture ingress.

3. Isi Paket

Verifikasi bahwa semua item ada dalam paket:

• 1 x LiebeWH EC-3185 Soil Meter (Battery Not Included)
• 1 x Screwdriver (for calibration)
• 1 x Panduan Pengguna

4. Fitur Produk

• Pengukuran 3-in-1: Measures EC, CF, TDS, and Salinity in soil.
• Desain Portabel: Ringkas dan ringan sehingga mudah dibawa dan digunakan di berbagai lokasi.
• Pemeriksaan Tahan Lama: Equipped with a stainless steel probe for anti-rust and corrosion resistance, suitable for all soil types.
• Hapus Tampilan Layar: Provides fast and convenient readings with a clearly displayed measurement result.
• Akurasi Tinggi: Wide measuring range with high accuracy and small error.
• Kompensasi Suhu Otomatis (ATC): Ensures sensitive and quick response measurements across varying temperatures (0℃-50℃).
• Fine-Tuning Correction: Supports one-point fine-tuning calibration for enhanced precision.

5. Spesifikasi

Figure 5.1: Dimensions of the LiebeWH EC-3185 Soil Test Kit, indicating the meter unit is approximately 155mm (6.1 inches) long and 38.7mm (1.5 inches) wide, with a probe cable length of approximately 78cm (30.7 inches).

6. Pengaturan

6.1. Pemasangan Baterai

1. Locate the battery compartment on the back of the meter unit.
2. Buka penutup ruang baterai.
3. Insert 4 x 1.5V AG13 button batteries, ensuring correct polarity (+/-).
4. Tutup penutup ruang baterai dengan rapat.

6.2. Inspeksi Awal

• Inspect the probe for any visible damage or bends.
• Ensure the cable connecting the probe to the meter is securely attached and free from kinks.

7. Petunjuk Pengoperasian

7.1. Menghidupkan/Mematikan

• Tekan tombol "HIDUP/MATI" button to turn the meter on. The display will illuminate.
• Tekan tombol "HIDUP/MATI" button again to turn the meter off.

7.2. Prosedur Pengukuran

Figure 7.1: A user inserting the probe of the LiebeWH EC-3185 Soil Test Kit into the soil of a potted plant to take a measurement.

1. Nyalakan meteran menggunakan "HIDUP/MATI" tombol.
2. Gently insert the stainless steel probe into the soil you wish to test. Ensure the probe is fully submerged in the soil for accurate readings.
3. Wait for a few moments for the reading to stabilize on the display screen.
4. Tekan tombol "MODE" button to cycle through the measurement units: EC, CF, and TDS. The display will show the current unit.
5. Untuk mempertahankan pembacaan saat ini pada layar, tekan tombol "MEMEGANG" button. Press it again to release the hold function.
6. After measurement, carefully remove the probe from the soil.
7. Clean the probe thoroughly with distilled water and wipe it dry before storing.

Figure 7.2: The LiebeWH EC-3185 Soil Test Kit positioned next to a small plant in soil, illustrating its portability and application in garden environments.

Gambar 7.3: Tampilan dekat view of the stainless steel probe of the LiebeWH EC-3185 meter inserted into soil, demonstrating the direct contact required for measurement.

Figure 7.4: The LiebeWH EC-3185 Soil Test Kit shown in a tray of young plants, indicating its utility for monitoring soil conditions in seedling trays or multiple small plants.

7.3. Calibration (Fine-Tuning Correction)

The meter supports one-point fine-tuning correction. Refer to the specific calibration solution instructions (not included) for precise calibration steps. Typically, this involves:

1. Prepare a standard calibration solution (e.g., 1.413 mS/cm EC solution).
2. Turn on the meter and immerse the probe into the calibration solution.
3. Biarkan pembacaan menjadi stabil.
4. Use the provided screwdriver to adjust the calibration screw (usually located near the battery compartment or on the side of the meter) until the display matches the known value of the calibration solution.
5. Rinse the probe with distilled water after calibration.

8. Pemeliharaan

• Pembersihan Pemeriksaan: Always rinse the probe thoroughly with distilled water after each use to prevent residue buildup, which can affect accuracy.
• Penyimpanan: Store the meter and probe in a clean, dry environment away from direct sunlight and extreme temperatures.
• Penggantian Baterai: Replace batteries when the display becomes dim or the meter fails to power on. Ensure to use 4 x 1.5V AG13 button batteries.
• Kalibrasi Reguler: Calibrate the meter regularly, especially if readings appear inconsistent or after prolonged periods of non-use, to maintain accuracy.

Gambar 8.1: Sudut view of the LiebeWH EC-3185 Soil Test Kit, showcasing the meter unit and its connected probe, ready for storage or use.

Figure 8.2: A different angled perspective of the LiebeWH EC-3185 Soil Test Kit, providing another visual reference of the device's form factor.

9. Penyelesaian masalah