JC-EFF-4 Odor VOC Detector

1、 Product Introduction:
JC-EFF-4 portable VOC gas detector is used for rapid and portable detection of volatile organic compounds in odorous places, measuring gas concentration, temperature and humidity, and alerting for exceeding the standard. The detector adopts a 2.31-inch high-definition color screen to display concentration in real time, and uses branded gas sensors. The main detection principles include electrochemistry, infrared, catalytic combustion, thermal conductivity, and PID photoionization. Advanced circuit design and mature kernel algorithm processing make gas detection faster, more efficient, and accurate.
2、 Product parameters:
Gas detection: volatile organic compounds in odors, optional: simultaneous detection of 1-4 gas concentrations and temperature and humidity measurements, depending on the sensor and on-site environment.
Detection range: 0~1, 10, 100, 1000, 2000, 5000ppm, 15000, 20000ppm optional, other ranges can be customized
Resolution: 0.01ppm or 0.001ppm (0-10ppm); 0.01ppm（0～100 ppm），0.1ppm（0～5000 ppm），
1ppm (above 5000ppm)
Detection principle: PID photoionization, can also be customized according to gas type, range, on-site environment, and user needs
Sensor lifespan: PID: 10000 hours
Detection method: Built in pump suction, flow rate of 500 milliliters per minute
Display mode: 2.31-inch 320X240 high-definition color screen display, 5-button operation
Detection accuracy: ≤± 3% (F.S)
Linearity: ≤± 2%
Repeatability: ≤± 2%
Alarm methods: sound and light alarm, vibration alarm, visual alarm, sound and light+vibration+visual alarm, optional alarm shutdown
Response time: T90 ≤ 20 seconds
Recovery time: ≤ 30 seconds
Working power supply: DC3.7V
Battery capacity: 3.7VDC, 4500mA large capacity rechargeable polymer battery with overcharge, overdischarge, overvoltage, overheating, and short circuit protection functions
Operating environment: Temperature range of -40 ℃ to+70 ℃; Relative humidity ≤ 0-99% RH (built-in filter can be used in high humidity or high dust environments)
Sample gas temperature: -40 ℃~+70 ℃, optional high temperature sampling and cooling filter handle, can detect smoke concentration at 400 degrees or higher temperature
Temperature measurement: -40 ℃~+120 ℃ (optional) with an accuracy of 0.5 ℃
Humidity measurement: 0-100% RH (optional) with an accuracy of 3% RH
Data storage: Comes with a standard capacity of 100000 pieces of data, supports local viewing, deletion, or data export, and free upper computer communication software
The storage function is set to off by default and can be set to on. The storage time interval can be set arbitrarily
Communication interface: USB (charging and communication), optional RS485 or RS232 communication interface
Interface language: Chinese or English can be set, default Chinese interface
Protection level: IP65, dustproof and splash proof
Dimensions: 160 × 70 × 28mm (L × W × H)
Weight: 300g
3、 Product features:
Waterproof, dustproof, shockproof, intrinsically safe circuit design, anti-static, anti electromagnetic interference,
IP65 protection level, built-in water vapor and dust filters to prevent sensor and instrument damage caused by water vapor and dust
Built in pump suction measurement, fast response, sampling distance greater than 10 meters, special gas path design, can be directly detected
Gas with negative or positive pressure ranging from 0.5 to 2 kilograms has no effect on the measurement results
The 2.31-inch high-definition color screen displays real-time concentration, alarm, time, temperature, humidity, storage, communication, and power
Charging status and other information, the menu interface uses high-definition simulation icons to display the function names of each menu
● Large capacity data storage function, with a standard storage capacity of 100000 pieces of data, and larger capacity can be customized. Support real-time
Storage, scheduled storage, or only storing alarm concentration data and time, supporting local viewing and data deletion,
Data can also be uploaded to a computer through a USB interface, and analyzed, stored, and printed using upper computer software.
● USB charging interface, can be charged with a computer or power bank, compatible with mobile phone chargers, overcharge, overdischarge, overvoltage, etc
Short circuit and overheating protection, 5-level accurate power display, supports USB hot plugging, the detector can work normally during charging, and RS485 communication is optional
Adopting 4500mA high-capacity rechargeable polymer battery, it can work continuously for a long time
Sound and light alarm, vibration alarm, visual alarm, undervoltage alarm, fault alarm, and multi-directional stereoscopic display of alarm status during alarm.
The alarm value can be set, and the alarm methods can be selected from low alarm, high alarm, interval alarm, and weighted average alarm
High precision temperature and humidity measurement (optional), with temperature compensation for the sensor. The instrument operates within a temperature range of -40 to 70 degrees Celsius,
Can detect gases up to 400 degrees Celsius, and can be customized for higher temperature gas detection (optional high temperature sampling, cooling, and filtering handle or high temperature and high humidity pretreatment system)
● It can be optionally selected to detect 1-4 types of gases simultaneously, with unit switching freely. Conventional gases do not require input of molecular weight, while special gases require input of molecular weight
Automatically calculate and switch, units available: PPM, mg/m3, Vol%, LEL%, PPHM, ppb, mg/L
Three display modes can be switched: simultaneous display of four gas concentrations, large font cyclic display of single channel gas concentration, real-time curve, and each channel
The automatic or manual cycle can be switched between, and the display of MAX value, MIN value, gas name can be set. Historical record curve graphs can also be viewed.
The interface is selectable in both Chinese and English, with a default Chinese interface and concise Chinese or English operation prompts
● Data recovery function, which can selectively restore or fully restore, eliminating the worries caused by misoperation
● Zero point automatic tracking, long-term use is not affected by zero drift.
Three level calibration of the target point ensures the linearity and accuracy of the measurement, and can simultaneously comply with national standards and local metrology bureau standards.
Automatic identification and prevention of concentration calibration errors can avoid adverse effects caused by human factors.
It can detect in real-time or at regular intervals (for situations where the amount of gas being measured is relatively small), and the pump can be turned off to extend the start-up time when not detected.
● It can record calibration logs, maintenance logs, troubleshooting solutions, remind sensor life expiration, and remind the next concentration calibration time