Suchergebnisse für "environmental electronics"

1. Shell material: gray ABS flame-retardant plastic shell2. Refrigeration control output delay protection3. Switch the mode between cooling and heating4. Resolution: 0.1, accuracy: ±1 degrees Celsius5. Measuring and controlling temperature range: -50～+110 degrees Celsius6. After turning off the power, all parameter settings can be saved7. Control the temperature by setting the temperature setting value and the difference value8. Alarm when the temperature exceeds the temperature limit or the sensor is wrong9. Sensor h type: imported NTC sensor, cable length 1 meter10. Please connect the power supply according to the parameters and wiring diagram, and connect the cooling or heating equipment to the output terminal11. Relay output contact capacity: heating: 10A/240VAC, cooling: 10A/240VCA12. The OUT indicator on the panel: flashing indicates the delay of the cooling or heating start, and the constant light indicates the output13. Long press set, 5 seconds to enter the internal parameter setting, press up and down to switch P0...P8, press Rst to confirm and return14. Enter the internal settings to select heating (enter P0 to select H) or cooling (enter P0 to select C) mode according to needs15. It can be used in household freezers, water tanks, refrigerators, industrial chillers, steamers, industrial equipment and other temperature control applications16. Digital tube: display LLL for sensor open circuit; display HHH for exceeding the measuring range and the thermostat will be forced to power off; display --- high temperature alarm17. P0 cooling and heating mode, P1 hysteresis setting, P2 setting range: setting temperature does not exceed this value, P3 setting range: setting temperature not lower than this value, P4 temperature correction, P5 delay Start-up time unit: minutes, P6 high temperature alarm, P7 data lock function, turn on the data lock, P8 restores factory settings18. Product size: 75x34.5x85mm19. Net weight: 120gSpecification: Package Weight One Package Weight 0.10kgs / 0.22lb One Package Size 9cm * 10cm * 5cm / 3.54inch * 3.94inch * 1.97inch Qty per Carton 100 Carton Weight 15.00kgs / 33.07lb Carton Size 52cm * 47cm * 27cm / 20.47inch * 18.5inch * 10.63inch Loading Container 20GP: 404 cartons * 100 pcs = 40400 pcs40HQ: 938 cartons * 100 pcs = 93800 pcs

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1. Supports functions including dial-up internet access, voice calls, SMS, TCP, UDP, MQTT, HTTP(S) and FTP(S) 2. Supports GPS, Beidou, GLONASS, GALILEO, QZSS and LBS base station positioning 3. On-board USB 3.1 interface, backward compatible with USB 2.0, which can be connected to Jetson Orin motherboard, computer or Raspberry Pi for high-speed 4G internet access 4. On-board M.2 B KEY standard interface and pin setting switch, compatible with optional SIM8260X-M2/SIM8262X-M2 / RM5XX / SIM7600 series modules 5. On-board 4-channel SMA to IPEX antenna conversion interfaces, enabling more convenient antenna installation 6. Reserved UART pad interface, which facilitates data transmission and other functions with certain modules via this interface 7. On-board audio interface and audio decoding chip, applicable for voice operations like making calls with SIMXXX series modules 8. On-board power switch, reset button and LED indicator, making it easy to control the modules on/off status and check its operating condition 9. On-board high-efficiency power circuit, capable of outputting up to 3A current Specifications: 1. Chip Solution: Qualcomm MDM9607 2. Module Dimensions: 42 x 31.4 x 3.8mm 3. Operating Frequency Bands: --LTE-FDD: B1,B2,B3,B4,B5,B7, B8,B12,B13,B18,B19, B20,B25,B26,B28, B66 --LTE-TDD: B34,B38,B39,B40, B41 --WCDMA: B1,B2,B4,B5,B6,B8, B19 4. Data Transmission Rate: LTE 150Mbps (DL, Downlink) / 50Mbps (UL, Uplink)Specification: Package Weight One Package Weight 0.25kgs / 0.56lb One Package Size 14cm * 10cm * 6cm / 5.51inch * 3.94inch * 2.36inch Qty per Carton 48 Carton Weight 13.10kgs / 28.88lb Carton Size 30cm * 42cm * 38cm / 11.81inch * 16.54inch * 14.96inch Loading Container 20GP: 556 cartons * 48 pcs = 26688 pcs40HQ: 1292 cartons * 48 pcs = 62016 pcs

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Specification1. Frequency response: Input STEREO OUT 0.5dB / -1.0dB (20Hz020kHz), test rated output level @ 1kHz, GAIN knob: Medium 2. Distortion: 0.02% @ +10dBu (20 Hz~ 20kHz) 3. Residual noise: -85 dBu 4-channel crosstalk: (1kHz) -83dB 5. Input: MiC*6, 2RCA, PC, 2LINE, USB, BT, 3.5MINI 6. Output: STEREO OUT: 2, PHONES: 3.5MINI headphone output: 1, 3.5MINI mobile phone live output 7. Bus: Stereo: 1 8. Input channel function: HPF (Mono): 80 Hz, 12dB / Octave EQ high gain: + 15dB / -15dB, Treble 10kHz, midrange 2.5KHz, bass 100Hz Peak LED: When the signal after EQ reaches 3dB below the distortion, the LED lights up 9. Level indicates the MAIN STETREO LEVEL knob, when the signal after MAIN LEVE, the green light is on When it reaches 0dB, when the signal reaches 0dB below the distortion, the red light will be clipped, and the LED will light up and light up. 10. Input and output level: MIC (-60dB) LINE ONPUT (-40dB)Features1. Intelligent noise reduction, high fidelity sound quality, clear and bright vocals, 24-Bit/ 48Khz. 2. Built-in high-speed ARM chip, with unique low-noise, voice-changing, pitch-changing, reverberation, delay, electronic sound effects and other processing technologies. 3. Built-in 5.0 bluetooth chip, support bluetooth devices such as mobile phones/computers/tablets, simple and convenient, easy and convenient, barrier-free 8-10 meters. 4. LO0PBACK supports internal recording, integrating the mixer and sound card into one, easy to achieve, recording or webcasting. 5. Multiple record groups are optional, and dual monitor mode is optional. Specification: Package Weight One Package Weight 1.42kgs / 3.14lb One Package Size 34cm * 28cm * 8cm / 13.39inch * 11.02inch * 3.15inch Qty per Carton 10 Carton Weight 15.55kgs / 34.28lb Carton Size 48cm * 42cm * 38cm / 18.9inch * 16.54inch * 14.96inch Loading Container 20GP: 348 cartons * 10 pcs = 3480 pcs40HQ: 808 cartons * 10 pcs = 8080 pcs

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ZK-LT22:1. Bluetooth version: 5.12. Bluetooth transmission distance: 10m3. Audio input: Bluetooth + AUX + U disk + USB sound card4. Audio output: 15W for left channel + 15W for right channel + 30W for subwoofer5. Adaptable power supply: DC9-24V, 7A (not connectable to AC)6. Speaker: left and right channel 10-30W, 4-8 ohms; subwoofer 10-30W, 4-8 ohms7. Protection mechanism: over temperature, over current, short circuit, anti-static protection8. Feature function: support Wuzhi Audio APP, modify Bluetooth name, password setting, beep volume adjustment, on/off beep, sleep aid song, firmware upgrade, etc. Pair box function, true wireless function allows two sets of speakers to be combined into a left and right channel pair box, with a stronger sense of spatial positioning9. U-disk support for more HD lossless formatsBluetooth decoding chip, better resolution, support remote firmware update, support TWS function10. Separate volume adjustment for subwoofer and stereo output11. Total volume is mechanical potentiometer, volume position is clear at a glance, multi-button function is abundant12. Dimensions: 75x70x20cm13. Weight: 77gZK-LT23:1. Bluetooth version: 5.12. Bluetooth transmission distance: 10m3. Audio input: Bluetooth + AUX + U disk + USB sound card4. Audio output: 50W for left channel + 50W for right channel + 100W for subwoofer5. Adaptable power supply: DC9-24V, 7A (not connectable to AC)6. Speaker: left and right channel 10-50W, 4-8 ohms; subwoofer 20-50W, 4-8 ohms7. Protection mechanism: over temperature, over current, short circuit, anti-static protection8. Feature function: support Wuzhi Audio APP, modify Bluetooth name, password setting, beep volume adjustment, on/off beep, sleep aid song, firmware upgrade, etc. Pair box function, true wireless function allows two sets of speakers to be combined into a left and right channel pair box, with a stronger sense of spatial positioning9. U-disk support for more HD lossless formatsBluetooth decoding chip, better resolution, support remote firmware update, support TWS function10. Separate volume adjustment for subwoofer and stereo output11. Total volume is mechanical potentiometer, volume position is clear at a glance, multi-button function is rich12. Dimensions: 75x70x20cm13. Weight: 78gSpecification: Package Weight One Package Weight 0.13kgs / 0.28lb One Package Size 11cm * 11cm * 8cm / 4.33inch * 4.33inch * 3.15inch Qty per Carton 232 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 232 pcs = 41064 pcs40HQ: 412 cartons * 232 pcs = 95584 pcs

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1. With 8 single-channel signal input/4 stereo channel input switching options, 8-channel signal input (4 stereo inputs can be converted), when only A channel is connected, it is mono, and the channels are simultaneously connected as stereo input. 2. The different knobs of the microphone reverberation effect can be adjusted separately, and the sound effect is better. 3. The built-in rechargeable battery can be charged with a mobile phone charger or a power bank, which is convenient to use and carry. 4. Guangfan is used to expand the input signal of equipment such as mixers/power amplifiers/mobile speakers. 5. Input sensitivity: MIC -36dB, Line -10dB, Eff Ret -12dB, Tape In -26dB 6. Reverberation effect: 12-200ms 7. Output voltage: 4V Max 8. Signal-to-noise ratio: greater than 85dB 9. Distortion: 0.03% 10. Frequency response: 20Hz-20KHz+3dB 11. Charging power supply: 5V/2ASpecification: Package Weight One Package Weight 0.55kgs / 1.21lb One Package Size 20cm * 14cm * 6cm / 7.87inch * 5.51inch * 2.36inch Qty per Carton 30 Carton Weight 17.55kgs / 38.69lb Carton Size 42cm * 38cm * 32cm / 16.54inch * 14.96inch * 12.6inch Loading Container 20GP: 522 cartons * 30 pcs = 15660 pcs40HQ: 1212 cartons * 30 pcs = 36360 pcs

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Über das Produkt 1. Ein Strahlungsmessgerät kann die elektrische Strahlung und die magnetische Strahlung testen, um optimale Testergebnisse zu erzielen. 2. Es wird verwendet, um die Situation elektromagnetischer Strahlung im Innen- und Außenbereich zu testen und zu untersuchen. 3. Es ist mit einem integrierten elektromagnetischen Strahlungssensor ausgestattet, der den Strahlungswert nach der Verarbeitung durch den Steuermikrochip auf der digitalen LCD-Anzeige anzeigen kann. 4. Sie können entsprechend dem Testergebnis angemessene Maßnahmen ergreifen oder wirksame Präventionsmaßnahmen gegen die elektromagnetische Strahlung ergreifen Merkmale 1. Ein Instrument mit zwei Verwendungsmöglichkeiten: Es kann gleichzeitig das elektrische Feld und die magnetische Feldstrahlung testen 2. Ton-Licht-Alarm, wenn das Testergebnis den sicheren Wert überschreitet, wird das Gerät automatisch Alarm geben 3. Datensperre, Ein-Schlüssel-Sperre des Strahlungswertes 4. LCD-Grafikanzeige des Strahlungswerttrends 5. Strahlungsbewertung, erinnern Sie daran, ob der Strahlungswert sicher ist oder nicht 6. Modisches Design, einfache Bedienung, leicht zu bewegen oder Feldmessungen durchzuführen Einsatzbereich 1. Elektromagnetische Strahlungsüberwachung: Haus und Wohnung, Büro, Außenbereich und Industriegelände 2. Elektromagnetische Strahlungsprüfung: Strahlungsprüfung für Mobiltelefone, Computer, Fernsehgeräte, Kühlschränke und Hochspannungskabel 3. Strahlenschutzprodukttest: Testwirkung von strahlendichter Kleidung, strahlendichter Folie und anderen Präventionsartikeln Spezifikation: Allgemein Betriebstemperatur 0 ~ 50 Grad Celsius Luftfeuchtigkeit bei Betrieb relative Luftfeuchtigkeit <80% Stromversorgung 6F22 9V Batterie Präzision 1 V/m (elektrisch); 0,01 uT (magnetisch) Reichweite (elektrisches Feld) 1V/m-1999V/m Reichweite (Magnetfeld) 0,01 uT – 19,99 uT Alarmschwellenwert (elektrisch) 40V/m Alarmschwellenwert (Magnetisch) 0,4 uT Anzeige lesen 3-1/2-stelliges LCD Testen der Bandbreite 5 Hz bis 3500 MHz Abtastzeit ca. 0,4 Sekunden Testmodus Bimodul-Synchrontest Bereichsüberschreitungsanzeige LCD zeigt „1“ an Größe 125,8 mm x 63,6 mm x 31 mm Gewicht 146g Paket enthalten Packungsinhalt 1 x Handbuch 1 x Batterie 1 x Elektromagnetischer Strahlungstester Paketgewicht Gewicht eines Pakets 0,24 kg / 0,54 lb Einheitspackungsgröße 18 cm * 12,5 cm * 5,5 cm / 7,09 Zoll * 4,92 Zoll * 2,17 Zoll Menge pro Karton 40 Kartongewicht 10,60 kg / 23,37 lb Kartongröße 57 cm * 38 cm * 27 cm / 22,44 Zoll * 14,96 Zoll * 10,63 Zoll Container laden 20GP: 455 Kartons * 40 Stück = 18200 Stück 40HQ: 1058 Kartons * 40 Stück = 42320 Stück

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1. Mini body, compact and portable to carry in pocket. 2. Single-Band Display. 3. Frequency Range: 400-480(MHz) 4. Number of channels: 22 5. Operating Voltage: DC 3.7V 6. Theoretical communication distance: 1-3km 7. Communication type: Cannot insert cardSpecification: Package Weight One Package Weight 0.47kgs / 1.04lb One Package Size 12cm * 5cm * 4cm / 4.72inch * 1.97inch * 1.57inch Qty per Carton 50 Carton Weight 24.00kgs / 52.91lb Carton Size 38cm * 32cm * 28cm / 14.96inch * 12.6inch * 11.02inch Loading Container 20GP: 783 cartons * 50 pcs = 39150 pcs40HQ: 1818 cartons * 50 pcs = 90900 pcs

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1. Handheld design and non-slip pen type handle for easy operation.2. Built-in automatic temperature compensation(ATC) to get precise results.3. Measuring Rang: 0.00ppt-9.99ppt 10.0ppt-50ppt, very easy to test.4. With temperature units in C / F(switchable) and switchable backlight for convenient use in dark.5. With a replaceable sensor probe, the electrode probe can be replaced with an insert type design for convenient and fast replacement.6. Suitable for water source monitoring, aquaculture, environmental protection, printing and dyeing, electroplating, beverage industry and scientific research unit to determine the water quality salinity.7. Power supply: LR44 battery x 4pcs(not included).Specification: Package Weight One Package Weight 0.15kgs / 0.34lb One Package Size 25cm * 10cm * 5cm / 9.84inch * 3.94inch * 1.97inch Qty per Carton 20 Carton Weight 3.90kgs / 8.60lb Carton Size 42cm * 27cm * 27cm / 16.54inch * 10.63inch * 10.63inch Loading Container 20GP: 870 cartons * 20 pcs = 17400 pcs40HQ: 2021 cartons * 20 pcs = 40420 pcs

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1. A 4-inch LCD screen is used. Due to the larger screen, there is more PCB space for installing components and batteries2. Use an independent charge pump to power the mixer and add tantalum capacitors, which can further reduce power supply noise3. In order to make it easier for geeks to create more possibilities, UART1 and PC14, PC15 interfaces are drawn on the PCB, which is convenient for DIY expansion4. ABS shell, can effectively protect SMA connectors and buttons5. DC dimming is added, it can be seen more clearly when used outdoors, and it is more comfortable to use indoors.6. Optimized the bridge to make full use of the Si5351s harmonics. Now the 5th harmonic can be used to measure to 1.5GHz;7. When the fundamental wave is used, the output level of CH0 is increased to 0dBm, and the reflection measurement is more accurate;8. Solve the previous abnormality of NanoVNA-H near 6MHz9. The redesigned power management circuit further reduces power noise, reduces USB power interference, reduces charging current, and protects the battery10. Optimized PCB layout, accommodating 1950mAh battery, more than 8 hours of usepacking list:1. NanoVNA host x 1 (including 4-inch touch screen, 2000mAh battery)2. 15cm SMA male to male RG316 RF cable x 23. SMA female to female connector x14. SMA simple calibration kit SHORT x15. SMA simple calibration kit OPEN x16. SMA simple calibration kit LOAD x17. USB Type-C data cable x18. Type-c to Type-c x1 supports connection with most Android phones9. One pickSpecification: Package Weight One Package Weight 0.40kgs / 0.89lb One Package Size 24cm * 14cm * 3cm / 9.45inch * 5.51inch * 1.18inch Qty per Carton 40 Carton Weight 15.80kgs / 34.83lb Carton Size 50cm * 30cm * 32cm / 19.69inch * 11.81inch * 12.6inch Loading Container 20GP: 555 cartons * 40 pcs = 22200 pcs40HQ: 1289 cartons * 40 pcs = 51560 pcs

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Features 1.Color-screen display, user-friendly interface.2.Bilingual choices:Chinese/English.3.Three alarm forms:sound/light/vibration .4.Data recording and review function, continuously record5.120,000 data logging.6.Charging function. Specification Compound Gas Monitor Range Measuring item and Unit 1.Combustible gas LEL %LEL2.Oxygen O2 %VOL3.Hydrogen sulfide H2S μmol/mol4.Carbon Monoxide CO μmol/molRange:1.Combustible gas LEL: 0~1002.Oxygen O2 : 0~303.Hydrogen sulfide H2S:0~100 4.Carbon Monoxide CO :0~1000Resolution1.Combustible gas LEL: 0.12.Oxygen O2 : 0.13.Hydrogen sulfide H2S:0.14.Carbon Monoxide CO :1Accuracy: When the measuring range is(0~50)mol/mol,maximum allowable error is:5mol/mol.When the measuring range is(50~1000)mol/mol,maximum allowable error is:10%Indication model:LCD display real-time date and system state,LED,sound,vibration indication alarm Response Time(90%): Less than 30 seconds Alarm: Sound and light vibration alarm Alarm Point: Adjustable Working Voltage: DC3.7V, 1800mAh Battery Model: LP103450-1800mAh rechargeable lithium batteryExplosion-proof Certificate NO.: CNEx 18.5122Explosion-proof Mark: Ex ib IIB T3 GbOperating Conditions: -20～50℃ / -4～122℉, < 95%Storage Conditions: -10～55℃ / 14～122℉, < 85%charging time:6-8hstandby time:more than 8h on end (slightly change with working state)Item Size: 71 * 153* 49mm Package included 1 * Carbon Monoxide Monitor1 * Plastic Pipe1 * USB Cable1 * Gas Calibration Cover1 * Storage Box1 * User ManualSpecification: General Certificate CE, ROHS, FCC, EMC Package Weight One Package Weight 1.06kgs / 2.33lb One Package Size 29cm * 18.5cm * 8cm / 11.42inch * 7.28inch * 3.15inch Qty per Carton 30 Carton Weight 30.00kgs / 66.14lb Carton Size 90cm * 57cm * 24cm / 35.43inch * 22.44inch * 9.45inch Loading Container 20GP: 216 cartons * 30 pcs = 6480 pcs40HQ: 502 cartons * 30 pcs = 15060 pcs

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1. High power 10W, longer communication distance2. High capacity battery, long standby time3. Scrambler ensures communication confidentiality4. Two antennas (high-gain antenna and common antenna) to increase the distance5. Frequency range: UHF: 400-520MHz6. Channel capacity: 167. Output power: High: 10W / Low: 5W8. Working voltage: 7.2V DC9. Antenna impedance: 50 ohms10. Working temperature: -20~+50 degrees Celsius11. Frequency interval: 12.5kHz / 25kHz12. Battery capacity: 3000mAh13. Modulation noise: less than -40dB14. Modulation distortion: less than 5515. Frequency stability: 5ppm16. Current: less than or equal to 2600mA17. Audio response: +6.5—-14dB18. Adjacent channel power: greater than or equal to 65dB19. Intermediary sensitivity: 8-12mv20. Standby time up to 260 hours21. VOX sensitivity adjustable22. Voice companding, squelch adjustment, receiving alarm, time-out timer (TOT), scanning, end tone elimination and other functions23. Dimensions (not including antenna): 133x59x36mm24. Weight (including battery): 272g25. The package contains: 1x portable radio, 2x antenna (high gain antenna and common antenna), 1x polymer lithium ion battery pack, 1x adapter, 1x charger, 1x belt clip, 1x user manualSpecification: General Model RT1 Frequency Range UHF 400MHz-520MHz Channel 16 Frequency Stability 5ppm Channel Spacing 12.5kHz / 25kHz Antenna Impedance 50 ohms Plug Available US Plug Working Temperature -20C to 50C Modulation Noise less than -40dB Modulation Distortion less than 55 Audio Response + 6.5-14dB Receiving Current less than or equal to 2600mA Stand-by time up to 260 hours Size 133x59x36mm Weight 272g Package Include Package Contents 1 x Walkie Talkie 1 x Rechargeable Battery 1 x Belt-clip 1 x User Manual 1 x Charger 1 x Power Adapter Package Weight One Package Weight 0.71kgs / 1.56lb One Package Size 24cm * 18cm * 7cm / 9.45inch * 7.09inch * 2.76inch Qty per Carton 10 Carton Weight 8.55kgs / 18.85lb Carton Size 24cm * 36cm * 35cm / 9.45inch * 14.17inch * 13.78inch Loading Container 20GP: 881 cartons * 10 pcs = 8810 pcs40HQ: 2047 cartons * 10 pcs = 20470 pcs

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1. Display mode: smart color screen2. Working voltage: DC 5V3. Working temperature: 10-50 degrees Celsius4. Battery capacity: 1200mA5. Alarm method: color and sound dual reminder6. Standby time: 10 hours7. Security range:-CO2: 350-2000ppm-TVOC: 0.000-2.000 mg/m3-HCHO: 0.000-1.000 mm/m3-Temperature: 0-90 degrees Celsius-Humidity: 0-99%RHSpecification: Package Weight One Package Weight 0.19kgs / 0.43lb One Package Size 15cm * 12cm * 8cm / 5.91inch * 4.72inch * 3.15inch Qty per Carton 154 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 154 pcs = 27258 pcs40HQ: 412 cartons * 154 pcs = 63448 pcs

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