Automatic backlight display, easy to use dark 
 Built-in powerful suction pump 
 Optional Flammable LEL / VOL Sensor, dual range detection of automatic switching 
 Use high-capacity lithium battery and alkaline batteries, work long hours 
 High Brightness LED and loud sound alarm 
 High-capacity data acquisition 

 Technical Specifications 
 Physical dimensions 11.4 × 7.6 × 4.3 cm 
 Weight 525g (including batteries) 
 Basic properties of the pump suction sampling methods 
 Housing material plastic, rubber jacket 
 Protection grade IP55, waterproof and dustproof 
 Security Level UL / cUL certification: Class I, Division 1, Group A, B, C, D 
 ATEX Certified: EEx ia d IIC T3/T4 
 Anti-electromagnetic radiation EMI / RF Level: EMC Directive 89/336/EEC 
 Ambient temperature -20 o C ~ 50 o C 
 Humidity 0% ~ 95% relative humidity (no condensation) 
 Sensor parameters 
 Sensor Configuration 1 LEL or LEL / VOL gas sensor can be, two EC sensors to detect toxic gases, an oxygen sensor EC 
 Sensor range (%) Resolution (%) Response time (T90 s) to detect errors (calibration points) 
 O2 0-30 0.1 15 <± 5% 
 LEL 0-100 1 15 
 LEL / VOL 0-100/0-100 1 20 
 Sensor range (ppm) Resolution (ppm) response time (T90 s) to detect errors (calibration points) 
 CO 0-500 1 40 <± 5% 
 H2S 0-100 0.1 35 
 SO2 0-20 0.1 35 
 NO 0-250 1 30 
 NO2 0-20 0.1 25 
 Cl2 0-10 0.1 60 
 HCN 0-100 1 200 
 PH3 0-5 0.1 60 
 NH3 0-50 1 150 
 Display and Operation 
 Display 2 line 16 character LCD display with automatic backlight 
 Display Language English + sign 
 Display the sensor name (up to five), the value of real-time detection, all detected the highest and lowest values, TWA / STEL values ??(except for oxygen and gas), battery voltage, time 
 1 operation key keys, 2 function keys 
 Alarm parameters 
 Alarm 95dB @ 30cm buzzer, LED flash 
 Alarm high / low concentration alarm, TWA / STEL alarm (except for oxygen and gas), low battery alarm, sensor failure alarm, pump blockage alarm 
 Set separate alarm set point high / low alarm limits, TWA / STEL alarm limit (except for oxygen and gas) 
 Data storage and communication parameters 
 Data storage can store 16,000 data (1 minute intervals 67 hours, 4 channels) 
 Adjustable sampling interval 1 to 3600 seconds 
 Data communication via RS232 interface with computer connection for data download 
 Pump 
 Way built-in pump 
 Pump flow 150cc/min (low) -250cc/min (high speed) 
 Power Battery Rechargeable lithium-ion battery, 3.6V 3000mAh 
 Alkaline battery pack, 3 AA batteries 
 Running time can be continuous for 20 hours (depending on the working environment and frequency of use) 
 Lithium battery charging time 8 hours 
 Calibration 
 Zero Calibration mode / extended calibration, optional three-point calibration of oxygen 

 PGM-2000 host, with the specified sensor 
 Lithium battery, charger 
 Rubber boot 
 Intake manifold and water trap filter 
 Operating Instructions 
 Information and software CD-ROM 
 Soft Carrying Case 
 A combustible gas sensor 
 Sensorless 
 LEL sensor (0-100% LEL) 
 TC sensor (0-100LEL/VOL) 
 B Oxygen Sensor 
 Sensorless 
 O2 sensor (0-30% VOL) 
 C gas sensor 1 
 Sensorless 
 H2S Sensor (0-100PPM) 
 CO sensor (0-500PPM) 
 SO2 (0-20PPM) 
 NO sensor (0-250PPM) 
 NO2 sensor (0-20PPM) 
 CI2 sensor (0-10PPM) 
 HCN sensor (0-100ppm) 
 NH3 sensor (0-50ppm) 
 PH3 Sensor (0-50ppm) 
 D 2 gas sensor 
 Sensorless 
 H2S Sensor (0-100ppm) 
 CO sensor (0-500ppm) 
 SO2 sensor (0-20ppm) 
 NO sensor (0-250ppm) 
 NO2 sensor (0-20ppm) 
 Cl2 sensor (0-10ppm) 
 HCN sensor (0-100ppm) 
 NH3 sensor (0-50ppm) 
 PH3 Sensor (0-50ppm) 
 E battery configuration 
 Li-ion battery standard 
 Lithium battery, no charger 
 Alkaline Battery 
 F Fixed-bit 
 G Calibration Kit 
 No kit 
 Calibration gas kit 

 Note: 
 1, the minimum configuration of not less than two sensors. 
 2, the combustible gas / oxygen sensor and gas sensor can not be interchangeable. 
 3, two gas sensors arranged in chronological order according to numbers, that C <= D. 

 Optional Accessories 
 TC sensor (0-100% LEL / VOL) 
 SO2 sensor (0-20ppm) 
 NO sensor (0-250ppm) 
 NO2 sensor (0-20ppm) 
 CI2 sensor (0-10ppm) 
 HCN sensor (0-100ppm) 
 NH3 sensor (0-50ppm) 
 PH3 Sensor (0-5ppm) 
 Scalable sampling probe (with 5m polyethylene pipe) 
 Sampling probe can be curly (with 2m Teflon tube can be coiled) 
 Polyethylene sampling tube (2mm diameter, 5m) 
 Polyethylene tube (diameter 3mm, 1m) for 
 Teflon tube (diameter 1.6mm, 1m) for 
 Hard carrying case 
 Kit 
 Four gas standard gas mixture 
 Four gas standard gas mixture 
 Ordinary constant current valve (C-10 male) 
 Constant self-priming valve (C-10 male) 
 Ordinary constant current valve (CGA-600 female) 
 Constant self-priming valve (CGA-600 female) 
 Standard gas tank (installed two bottles of gas)