Main features
1. Precise PM2.5 concentration based on pre-calibrated sensors
2. Temperature measurement (℃/℉)
3. Humidity measurement
4. Emoticon display
5. LCD backlight and red backlight alarm
6. battery status, low power, auto power off
Out of stock
Main features
1. Precise PM2.5 concentration based on pre-calibrated sensors
2. Temperature measurement (℃/℉)
3. Humidity measurement
4. Emoticon display
5. LCD backlight and red backlight alarm
6. battery status, low power, auto power off
₨17,400 ₨21,471
Out of stock
CompareMain features
1. Precise PM2.5 concentration based on pre-calibrated sensors
2. Temperature measurement (℃/℉)
3. Humidity measurement
4. Emoticon display
5. LCD backlight and red backlight alarm
6. battery status, low power, auto power off
Weight | 0.2 kg |
---|---|
Dimensions | 7 × 5 × 13 cm |
Specifications | Range | Accuracy |
A25D | ||
PM2.5 (ug/m3) | 0~100 | ±(10ug/m3+10dgts) |
101~400 | ±(10%+30dgts) | |
401~500 | ±(10%+50dgts) | |
Temperature℃ | -10~50℃ | ±1℃ |
Temperature℉ | 14~122℉ | ±1.8℉ |
Humidity | 5%~99%RH | ±5%RH@30%~80%RH ±8%RH@<30%RH, >80%RH |
Features | ||
Auto power off | √ | |
Low battery indication | √ | |
Red backlight alarm | √ | |
LCD backlight | √ | |
Concentration emoticon | √ | |
General Characteristics | ||
Power | 1500mAh rechargable polymer battery | |
LCD size | 3 inches | |
Product color | White and grey | |
Product net weight | 250g | |
Product size | 30mm×20mm×50mm | |
Standard accessories | 1.5m mini USB interface cable |
Specifications | UT622A | UT622C | UT622E |
Certificates | CE, RoHS | ||
Test frequency | 100Hz, 120Hz, 1kHz, 10kHz | 100Hz, 120Hz, 1kHz, 10kHz, 100kHz | 100Hz, 120Hz, 1kHz, 10kHz, 100kHz |
Test signal level | 0.1Vrms, 0.3Vrms, 1Vrms | ||
Output impedance | 100Ω | ||
Measurement parameters | Primary: L/C/R/Z Secondary: D/Q/θ/ESR |
Primary: L/C/R/Z/DCR Secondary: D/Q/θ/ESR | |
Auto LCR | √ | ||
Test terminals | Three-terminal test jacks, five-terminal test sockets | ||
Test rate | Fast (20 times/s), medium (5 times/s), or slow (2 times/s) | ||
DCR test rate | — | — | Fast (20 times/s), medium (5 times/s), or slow (2 times/s) |
Ranging mode | Auto/hold | ||
Tolerance range | 1%~20% | ||
Testing circuit mode | Series/parallel mode | ||
Clearing correction | Open/short circuit | ||
Fuse of test ports | 0.1A/250V | ||
Communication interface | Mini-USB | ||
LED alarm for tolerance (pass: green; fail: red) |
√ | √ | √ |
Display range | |||
Maximum reading | 99999 | ||
Minimum resolution | 0.0001 | ||
Maximum accuracy | 0.001 | ||
L | 0.00μH~99.999H | ||
C | 0.00pF~99.999mF | ||
Z/R | 0.0000Ω~9.9999MΩ | ||
ESR | 0.0000Ω~999.99Ω | ||
D | 0.0000~9.9999 | ||
Q | 0.0000~99999 | ||
θ | -179.9°~179.9° | ||
DCR | — | — | 0.01mΩ–20.000MΩ |
Temperature coefficient | 0.1× (specified accuracy) /°C (0°C~18°C or 28°C~40°C) | ||
General Characteristics | |||
Power | 3.7V 1800mAh lithium polymer battery; Input: 220V (1±10%), 50Hz (1±5%); Mini-USB output: 5V, 1A | ||
Display | 2.8′ TFT LCD 320X240 | ||
Product net weight | 420g | ||
Product size | 93mm x 192mm x 44mm | ||
Standard accessories | Short circuit board (UTR-001), USB cable, 5V 1A power adapter, Four-terminal Kelvin testleads (UTR-L100k-H) (UT622C/E), Alligator clip test leads with rubber plugs (UTR-002)(UT622A), English manual |
Features of UT658 Series USB Testers
Certifications: CE, UKCA
● Type-A/C interface
● CE certification
● 10 sets of data storage
● Loop equivalent resistance measurement (1-480Ω)
● Same screen shows voltage, current, power, capacity, etc.
● Support fast charge protocol
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