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Manufacturer for O3 Gas Alarm - Composite portable gas detector Instructions – Huacheng
System configuration 1. Table1 Material List of Composite portable gas detector Portable pump composite gas detector USB Charger Certification Instruction Please check materials immediately after unpacking. The Standard is necessary accessories. The Optional is can be choose according to your needs. If you have no need to calibration, set the alarm parameters, or read the alarm record, don’t purchase the optional accessories. System parameter Charging Time: about 3 hours~6 hou... -
Professional China Gas Alarm - Single Gas Detector User’s manual – Huacheng
For security reasons, the device only by suitably qualified personnel operation and maintenance. Prior to the operation or maintenance, please read and fully manage all solutions to these instructions. Including operations, maintenance of equipment and process methods. And a very important safety precautions. Read the following Cautions before using the detector. Table 1 Cautions Cautions 1. Warning: Unauthorized replacement of replacement parts in order to avoid the impact of the instru... -
High definition Pump Suction Formaldehyde Gas Detector - Portable gas sampling pump Operating instruction – Huacheng
● Display: Large screen dot matrix liquid crystal display ● Resolution: 128*64 ● Language: English and Chinese ● Shell materials: ABS ● Working principle: Diaphragm self-priming ● Flow: 500mL/min ● Pressure: -60kPa ● Noise: ＜32dB ● working voltage: 3.7V ● Battery capacity: 2500mAh Li battery ● Stand-by time: 30hours（keep pumping open） ● Charging Voltage: DC5V ● Charging Time: 3~5 hours ● Working temperature: -10~50℃ ● Working Humidity: 10~95%RH(non-condensing) ● Dimension: 175*64*35(mm) Ex... -
18 Years Factory Wind Speed And Wind Direction Sensor - Meteorological anemometer wind speed sensor – Huacheng
Measurement range 0～45m/s 0～70m/s Accuracy ±(0.3+0.03V)m/s (V: wind speed) Resolution 0.1m/s Staring wind speed ≤0.5m/s Power supply mode DC 5V DC 12V DC 24V Other Out-put Current: 4～20mA Voltage: 0～2.5V Pulse：Pulse signal Voltage: 0～5V RS232 RS485 TTL Level: (frequency; Pulse width) Other Instrument Line length Standard: 2.5m Other Load capacity Current mode impedance≤600Ω Voltage mode impedance≥1KΩ Operating environment Temperat... -
Hot New Products Explosion-Proof Handheld Portable Ozone Gas Detector - Compound single point wall mounted gas alarm – Huacheng
Top appearance Frontal appearance Supply voltage DC12V ±1V Signal output RS485 Protocol Standard MODBUS protocol, baud rate 9600 Power consumption 0.6W Working temperature -40-80℃ Working humidity 0-100%RH Standard cable length 2.5m Protection class IP65 Wind speed Measuring range 0-40m/s Measurement accuracy ±0.5+2%FS Resolution 0.01m/s Wind direction Measuring range 0-359° Measurement accuracy ±3° Re... -
High Quality Wind Direction Sensor - PH Sensor – Huacheng
The new-generation PHTRSJ soil pH sensor solves the shortcomings of traditional soil pH that requires professional display instruments, tedious calibration, difficult integration, high power consumption, high price, and difficult to carry. ● New soil pH sensor, realizing online real-time monitoring of soil pH. ● It adopts the most advanced solid dielectric and large-area polytetrafluoroethylene liquid junction, which is not easy to block and maintenance-free. ● High integration, small size, l... -
Professional China Ultrasonic Wind Speed And Direction Sensor - Meteorological anemometer wind speed sensor – Huacheng
Measurement range 0～45m/s 0～70m/s Accuracy ±(0.3+0.03V)m/s (V: wind speed) Resolution 0.1m/s Staring wind speed ≤0.5m/s Power supply mode DC 5V DC 12V DC 24V Other Out-put Current: 4～20mA Voltage: 0～2.5V Pulse：Pulse signal Voltage: 0～5V RS232 RS485 TTL Level: (frequency; Pulse width) Other Instrument Line length Standard: 2.5m Other Load capacity Current mode impedance≤600Ω Voltage mode impedance≥1KΩ Operating environment Temperat... -
China wholesale Wind Speed And Direction Sensor - LF-0010 TBQ Total Radiation Sensor – Huacheng
This sensor is used to measure the spectral range of 0.3-3μm, solar radiation, can also be used to measure the incident solar radiation to the slant of the reflected radiation can be measured, such as the induction downwardly facing, light shielding ring measurable scattered radiation. Therefore, it can be widely applied to the use of solar energy, meteorology, agriculture, building materials, aging and atmospheric pollution and other departments to do the measurement of solar radiation energ... -
China wholesale Wind Speed And Direction Sensor - LF-0010 TBQ Total Radiation Sensor – Huacheng
This sensor is used to measure the spectral range of 0.3-3μm, solar radiation, can also be used to measure the incident solar radiation to the slant of the reflected radiation can be measured, such as the induction downwardly facing, light shielding ring measurable scattered radiation. Therefore, it can be widely applied to the use of solar energy, meteorology, agriculture, building materials, aging and atmospheric pollution and other departments to do the measurement of solar radiation energ... -
China wholesale Wind Speed And Direction Sensor - Soil temperature and humidity sensor soil transmitter – Huacheng
Measurement range soil moisture 0 ～ 100% soil temperature -20 ~ 50 ℃ Soil wet resolution 0.1% Temperature resolution 0.1 ℃ Soil wet accuracy ± 3% Temperature accuracy ± 0.5 ℃ Power supply mode DC 5V DC 12V DC 24V Other Output form Current: 4～20mA Voltage: 0～2.5V Voltage: 0～5V RS232 RS485 TTL Level: (frequency; Pulse width) Other Load resistance Voltage type: RL≥1K Current type: RL≤250Ω Working temperature -50 ℃ ～ 80 ℃ Relative humidity 0 ... -
Cheap price Portable Gas Concentration Detector - Single Gas Detector User’s manual – Huacheng
For security reasons, the device only by suitably qualified personnel operation and maintenance. Prior to the operation or maintenance, please read and fully manage all solutions to these instructions. Including operations, maintenance of equipment and process methods. And a very important safety precautions. Read the following Cautions before using the detector. Table 1 Cautions Cautions 1. Warning: Unauthorized replacement of replacement parts in order to avoid the impact of the instru... -
High Quality Wind Direction Sensor - Soil temperature and humidity sensor soil transmitter – Huacheng
Measurement range soil moisture 0 ～ 100% soil temperature -20 ~ 50 ℃ Soil wet resolution 0.1% Temperature resolution 0.1 ℃ Soil wet accuracy ± 3% Temperature accuracy ± 0.5 ℃ Power supply mode DC 5V DC 12V DC 24V Other Output form Current: 4～20mA Voltage: 0～2.5V Voltage: 0～5V RS232 RS485 TTL Level: (frequency; Pulse width) Other Load resistance Voltage type: RL≥1K Current type: RL≤250Ω Working temperature -50 ℃ ～ 80 ℃ Relative humidity 0 ...
