เครื่องวัดกรด-ด่าง สำหรับออกภาคสนามและห้องปฏิบัติการ (Handheld pH Meters)

รุ่น (Model) PH210 PH220
pH/ORP/Temp (°C/°F)
pH range -2.00 to 16.00 pH
Resolution 0.01 pH
Accuracy ±0.01 pH
Calibration Points USA & NIST (Up to 5), DIN (Up to 6)
pH Buffer Groups USA, NIST, DIN
ORP range ±2000 mV
Resolution 0.1 mV (< ±1000 mV), 1 mV (≥ ±1000mV)
Accuracy ±0.3 mV (< ±1000 mV), 0.3% of reading (≥ ±1000mV)
Calibration Option Yes
Temperature Range ­-30.0 to 130.0 °C / -22.0 to 266.0 °F
Resolution ­0.1 °C / °F
Accuracy ± 0.5 °C / ± 0.9 °F
Calibration Option Yes
Memory 500 1000
Meter Inputs BNC, phono
Display Custom LCD with backlight
Housing IP67, shock & scratch resistant, non-slip
Power Requirement 2 x AA batteries
Battery Life > 500 hours
Meter Dimensions 160 (L) x 80 (W) x 40.60 (H) mm
Meter Weight Approx. 260 g (with batteries) / 216 g (without batteries)