The Bebur AS-300 fixed voc gas detector is a gas online monitoring device that can continuously and online detect the concentration of VOC gases in the ambient air. The instrument adopts the PID photoionization principle and can transmit the real-time VOC gas concentration data detected on-site through 4-20mA signals or RS485 signals. It is a standard three-wire fixed VOC gas detection instrument with on-site LCD display and plug-and-play sensor replacement, meeting the application requirements of different industries.
The Bebur AS-300 fixed voc gas detector is a gas online monitoring device that can continuously and online detect the concentration of VOC gases in the ambient air. The instrument adopts the PID photoionization principle and can transmit the real-time VOC gas concentration data detected on-site through 4-20mA signals or RS485 signals. It is a standard three-wire fixed VOC gas detection instrument with on-site LCD display and plug-and-play sensor replacement, meeting the application requirements of different industries.
The industries such as petroleum, chemical, metallurgy, environmental protection, paper-making, municipal, biochemical medicine and water treatment.
·Built-in temperature compensation circuit for accurate measurement
·Designed with cover-free style, infrared remote control calibration, operation
·Cast aluminum shell, suitable for various industrial environments
·Easy to install and maintain, sensor replacement on site (plug and play)
·Multiple range options can meet requirements of customers
·Standard three-wire 4-20mA signal output or RS485 output, compatible with DCS or PLC system
·Field level-2 sound and light alarms, relay output (with the external equipment such as external exhaust connected)
Principle of detection | Photo Ionization PID |
檢Gas for detection | VOCs |
Repeatability | ≤±3% |
T90 reaction time | ＜30s |
Power supply | 24VDC |
Power consumption | <2.5w<> |
Polarization time | 24h |
Calibration | Every 4-8 months |
Reset | Every 3-6 months |
User interface | Infrared remote control |
Working temperature | -40°C-70°C (limit); -20°C-50°C (typical) |
Operating pressure | Standard atmospheric pressure ±10% |
Working humidity | 0-95%RH (no condensation) |
Output signal | Three-wire system 4-20mA, RS485 |
Display | Field LCD display |
Explosion-proof class： | Ex db IIC T6 Gb/Ex tb IIIC T80℃ Db |
Protection grade： | IP66 |
Standard configuration | Detector host；Audible-visual warning light；Remote control；Instructions |
Accessories installation | Mounting bracket、Rain cover/span> |
Tel：+86-18001379750
E-mail：sales@bebur.net
Whatsapp：+86-18518487185
Skype：+86-18518487185
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