ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Measurement ranges:
+ PM1/PM2.5/PM10: 0–50 μg/m³ / 0–500 μg/m³ (selectable via jumper); IAQ index: 1-5 (WHO rating)
+ Temperature: 0...50 °C
Communication: RS-485 Modbus (RTU)
Accuracy:
+ Temperature: ±0.4 °C (typical at 20 °C)
+ PM:
0…100 μg/m3:
PM2.5: ±15 μg/m3(at 25 ⁰C ±5 ⁰C)
PM1/PM10*: ±25 μg/m3 (at 25 ⁰C ±5 ⁰C)
100…1000 μg/m3:
PM2.5: ±15 % (at 25 ⁰C ±5 ⁰C)
PM1/PM10*: ±25 % (at 25 ⁰C ±5 ⁰C)
*PM1 and PM10 values are calculated from PM2.5 measurement reading with the default particle distribution.
Measuring elements:
+ PM: Laser-based light scattering particle sensing
+ Temperature: Integrated to CMOS
Measuring units:
+ Temperature: °C
+ PM1/2.5/10: μg/m3
Calibration (CO2): Automatic self-calibration, ABC LogicTM
Supply voltage: 24 VDC/VAC ±10 %
Output signal 1–4: 0...10 V (optional 2...10 V / 0...5 V, display or configuration tool required); Optional 4...20 mA
Linear to selected measurement (CO2, VOC, PM, rH or Temp)
Operating temperature: 0...50 °C
Protection standard: IP20
Noted:
PM = Particulate Matter sensor
T = Temperature sensor
