QD631 dust and gas detector

The QD631 dust detector is an intelligent multifunctional gas detection instrument. The instrument adopts high-performance detection components and computer micro-control technology, combined with advanced SMD technology, and is manufactured with on-site sound, on-site flashing indicator lights and other functions. Real-time display and monitor the dust concentration on site. The QD631 dust detector can convert the dust concentration signal in the air into an electrical signal for display and remote transmission. It adopts a three-wire 4-20mA or 4-wire RS485 output mode, which has the characteristics of long transmission distance and good anti-interference. QD631 dust detector is suitable for dust concentration detection in industrial environment.

Keyword:

Power IoT sensors Smart power distribution Internet of Things Smart cable tunnel gallery Smart power generation Internet of Things Smart Internet of Things

Free consultation telephone:

Product Details

The QD631 dust detector is an intelligent multifunctional gas detection instrument. The instrument adopts high-performance detection components and computer micro-control technology, combined with advanced SMD technology, and is manufactured with on-site sound, on-site flashing indicator lights and other functions. Real-time display and monitor the dust concentration on site.

The QD631 dust detector can convert the dust concentration signal in the air into an electrical signal for display and remote transmission. It adopts a three-wire 4-20mA or 4-wire RS485 output mode, which has the characteristics of long transmission distance and good anti-interference. QD631 dust detector is suitable for dust concentration detection in industrial environment.

Detection principle: laser

Detection gas: dust

Sampling method: natural diffusion

Test range: 1~1000 mg/m 3

Resolution: 1mg/m 3

Measurement error: ≤±20%

Repeatability (consistency) error: ≤±20%

Data update frequency: ≥1 second

Working environment: temperature: -10~60℃; humidity: 0~90%RH (non-condensing)

Storage environment: temperature: -20~80℃; humidity: 0~90%RH

Life: 5 years, normal temperature 20℃, humidity 50%RH, clean environment, normal work)

Power supply: DC24V±25%;

Output signal: 4~20mA or RS485

Power consumption: ≤3W;

Installation gong pattern: G1/2;

Use cable: ≥1.5mm2×3; ≥1.5mm2×4

The maximum distance between the detector and the host: ≤1000m;

Whole machine weight: ≤2000g;

Pressure limit: 86kPa~106kPa;

Related Products

Current monitoring sensor of arrester in switchgear


Full current measurement range: 0.050 ~ 5.000mA Full current measurement error: ± (standard reading ×1%+5μA) Record the cumulative discharge times :0 ~ 99 times Power supply: DC24V Communication interface: RS-485

Ground resistance sensor


Power supply: dc6 ~ 12V Range: 0.01 Ω- two hundred Ω  Accuracy: ± 2%rdg ± 3dgt(20℃ ± 5 ℃, below 70% RH) Communication mode: RS485 Protection grade: IP54

High frequency current sensor


Sensitivity: 5pc Detection frequency band: 50KHz ~ 100MHz Signal output: RS485 Installation position: cable connector ground wire Installation mode: clamp type, clamping

Tilt sensor


Range: ± thirty °  Voltage: 9-35v Output mode: RS485 IP67 protection level

Infrared thermal imaging camera of switch cabinet


Thermal imaging resolution: 160 * 120 Visible light resolution: 200W Power supply: dc12-24 V Temperature range: - 20 ℃ ~ 150 ℃ Accuracy: ± 2 ℃ or 2% of the reading (take the maximum absolute value)

Space UHF PD sensor


Detection frequency band: 300 ~ 1500mhz Protection grade: IP65 Collect the discharge amplitude and phase The service life is more than 8 years

Micro weather sensor


Temperature: measuring range - 40 ~ 60 ℃ ° C Accuracy ± zero point one ° C; two Temperature: measurement range 0 ~ 100% RH Air pressure: measuring range: 10 ~ 1300 Wind speed measurement range: 0-75 M / S

Switch cabinet partial discharge sensor (UHF)


The system adopts UHF principle to conduct local discharge monitoring of high voltage switchgear to ensure the effective monitoring data, and increase system reliability. Ultra low power consumption and 485 bus communication mode are adopted. It is applicable to switch cabinet and ring network cabinet. Each cabinet is equipped with one set to realize the power / qualitative measurement of local discharge. It can be directly connected to the system host without the limitation of host channel.)

Switch cabinet partial discharge sensor (UHF + AE two in one)


The system adopts UHF + AE principle Ultra low power consumption and 485 bus communication mode are adopted, It is suitable for switch cabinet and ring main unit to realize the quantity / qualitative measurement of partial discharge

Intelligent air conditioning / dehumidification linkage device


AC / dc220v power supply is adopted Allowable deviation - 20% ~ + 20% Control output node capacity: AC / dc220v, ≥ 8A Support 2-4 independent node output capability

Intelligent light control unit


Output mode: switch type, realize local and remote control of lighting Wall mounted / 2U rack mounted Using brand devices to ensure reliability Size (mm): 480mm long × 85mm wide × 340mm deep

Intelligent water pump control unit


Output mode: switch type, realize the linkage control of water pump Wall mounted / 2U rack mounted, Using brand devices to ensure reliability Size (mm): 480mm long × 85mm wide × 340mm deep

Welcome your message consultation

Our staff will contact you within 24 hours (weekdays), if you need other services, please call the service hotline:0519-85851518