ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Dimensions (H x W x D): 240 mm x 75 mm x 57 mm
Weight: 570 g
Light source: Laser class 3R, wavelength 780 nm, 90 mW according to EN
PC interfaces: USB port
Tripod thread: 1/4 inch – 20 UNC
Storage conditions: -10 °C to +60 °C at 10 to90 % RH (non-condensing)
Operating conditions: 0 °C to +50 °C at 10 to 90 % RH (non-condensing)
Display: 2.8 inch colour LCD display with background illumination, 320 x 240 pixels
Functions: Maximum, minimum and average value display, measured value hold function, alarm function, language selection, °C/°F switch, photo or video recording
Image format, resolution: JPEG, 640 x 480 pixels
Video format, resolution: 3GP, 320 x 240 pixels
Data storage: 5000 data records on the internal flash memory (optional memory expansion with a microSD card: up to 16 GB)
Energy
Battery: Polymer LI-ION battery
Operating time: approx. 4 hours of continuous operation
Charging time: approx. 2 hours with an alternating current adapter
Automatic switch-off: 3 minutes, 15 minutes or 60 minutes
Automatic screen switch-off: 90 seconds, 2 minutes or 4 minutes
Temperature measurement
Temperature range: 0°C to 50°C (32°F to 122°F)
Temperature accuracy:
±0.5 °C (0.9 °F) at 10 °C to 40 °C (50 °F to 104 °F)
±1.0 °C (1.8 °F) in other temperature ranges
Dew point temperature range: 0°C to 50°C (32°F to 122°F)
Dew point temperature accuracy:
±0.5 °C (0.9 °F) at 10 °C to 40 °C (50 °F to 104 °F) ±1.0 °C (1.8 °F) at other temperature ranges
Wet-bulb temperature range: 0°C to 80°C (32°F to 176°F)
Wet-bulb temperature accuracy: ±1.0 °C (1.8 °F)
Humidity measurement
Humidity level measuring range: 0 % RH to 100 % RH
Humidity level accuracy:
±3 % RH at 40 % to 60 %
±3.5 % RH at 20 % to 40 % and 60 % to 80 %
±5 % RH at 0 % to 20 % and 80 % to 100 %
Particle counter
Channels (detectable particle sizes): 0.3 μm, 0.5 μm, 1.0 μm, 2.5 μm, 5.0 μm, 10.0 μm
Flow rate : 2.83 l/min. (0.1 ft³/min.) (=>0.99 l/21 s) controlled by internal pump
Counter mode: Cumulative, differential, concentration
Counting efficiency: 50 % at 0.3 μm; 100 % for particles > 0.45 μm (according to ISO 21501)
Coincidence loss: 5 %, 2 million particles per 28.3 litres
Zero count: 1 count/5 minutes (according to JIS B9921)
Start delay: 1 to 100 seconds
Sample inlet: Isokinetic probe
Calibration: Using monodisperse latex particles (PSL particles; compliant with NIST)
Light source of the measuring cell: Laser class 1 (class 3R laser enclosed in a way to prevent tampering, 780 nm, 1.5-3 mW, classified according to DIN EN 60285-1 and the Technical Regulations of the Occupational Health and Safety; Ordinance on Artificial Optical Radiation (TROS))
Mass concentration
Channels: PM2.5 / PM10
Measuring range: 0 to 2000 μg/m³
Resolution: 1 μg/m³
Formaldehyde (HCHO)
Measuring range: 0.01 to 5.00 ppm
Accuracy: ±5 % FS
Resolution: 0.01 ppm
Carbon monoxide (CO)
Measuring range: 10 to 1000 ppm
Accuracy: ±5 % FS
Resolution: 1 ppm
Scope of delivery
• 1 x Particle counter PC220
• 1 x Mini tripod
• 1 x USB connecting cable + software
• 1 x Quick guide
• 1 x Transport case
• 1 x Zero filter + connection hose
• 1 x Charger
