| Item | Value |
|---|---|
| Measured gases | |
| Measuring range | |
| Detection principle | electrochemical |
| Accuracy | |
| Resolution | |
| Response time | |
| Ingress protection | IP55, water and dust resistant |
| Explosion protection | |
| Operating temperature | -20℃ ～ 50℃ |
| Power supply | 3.6V 3000mAh rechargeable lithium-ion battery, alkaline battery box uses 3 AA batteries |
| Output signal |
QRAE Plus 4-in-1 gas detector PGM-2000 automatic backlit display, easy to use in dark environments, built-in powerful suction pump, optional flammable gasLEL/VOL sensor, dual Measuring range detection automatic switching, using large capacity lithium battery and alkaline battery, long working time.
• Automatic backlit display for easy use in dark environments
• Built-in powerful suction pump
• Optional flammable gasLEL/VOL sensor, dual measuring range detection automatic switching
• Uses high-capacity lithium and alkaline batteries for long working time
• High-brightness LED and loud audible alarm
• High-volume data acquisition
Dimensions: 11.4×7.6×4.3 cm
Weight: 525g (with lithium battery)
Sampling method: pump suction type
Shell material: engineering plastic, rubber jacket
Ingress protection: IP55, water and dust resistant
Resistance to electromagnetic radiation: EMI/RF rating: EMC Directive 89/336/EEC
Operating temperature:-20℃ ～ 50℃
Ambient Humidity: 0% ~ 95% Relative Humidity (Non-Condensing)
ATEX certified: EEx ia d IIC T3/T4
UL/cUL/CSA Certifications: Class I, Division 1, Group A, B, C, D
Display: 2 lines of 16-character LCD display with automatic background light
Display language: English + symbols
Display Value: Sensor name (up to five), real-time detection value, highest and lowest values for all detections, TWA/STEL value (except oxygen and flammable gas), battery voltage, time
Buttons: 1 operation key, 2 function keys
Alarm style: 95dB@30cm buzzer, LED flashing
Alarm signals: high/low concentration alarm, TWA/STEL alarm (except oxygen and flammable gas), low battery alarm, sensor fault alarm, pump blockage alarm
Alarm point setting: Set high/low alarm limits and TWA/STEL alarm limits separately (except oxygen and flammable gas)
Data storage: 16,000 data can be stored (1 minute interval 67 hours, 4 channels)
Sampling interval: 1-3600 seconds adjustable
Data communication: data download through RS232 interface connection with computer
Sampling pump flow rate: 150cc/min~250cc/min
Battery: 3.6V 3000mAh rechargeable lithium-ion battery, alkaline battery box uses 3 AA batteries
Operating time: 20 hours of continuous operation (depending on the working environment and frequency of use)
Charging time: Lithium battery charging time 8 hours
Calibration method: zero point/extended calibration, oxygen optional three-point calibration
Sensor configuration: 1 LEL or LEL/VOL sensor detects flammable gas, 2 EC sensors detect toxic gas, and 1 EC sensor detects oxygen
Sensor Parameters:
Sensor Detection Range Resolution Response time (T90 seconds)
—————————————————————————
O2 0-30%VOL 0.1% 15
LEL 0-100%LEL 1% 15
LEL/VOL 0-100%/0-100% 1% 15
CO 0-500ppm 1ppm 25
H2S 0-100ppm 0.1ppm 30
SO2 0-20ppm 0.1ppm 35
NO 0-250ppm 1ppm 30
NO2 0-20ppm 0.1ppm 25
Cl2 0-10ppm 0.1ppm 60
HCN 0-100ppm 1ppm 60
PH3 0-5ppm 0.1ppm 60
NH3 0-50ppm 1ppm 60
It is suitable for industrial safety monitoring and on-site inspection scenarios.