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เครื่องวัดแบบพกพา >> Conductivity meter [3] >> (11)
GMH 3430
เครื่องวัดค่า conductivity แบบพกพาแบบแม่นยำ
Measuring Range:
          Conductivity 0,0 ... 200,0 µS/cm, 0 ... 2000 µS/cm,  0,00 ... 20,00 mS/cm, 0,0 ... 200,0 mS/cm
          TDS: 0 ... 1999 mg/l
          Salinity: 0,0 ... 70,0  spec. resistand 0,005 ... 100,0 kOhm*cm
          Temperature: -5,0 ... 100,0 °C, switchable to °F
Accuracy:
          Conductivity  ± 2 µS/cm  or  ± 0,5% of reading ± 0,5% full scale    (whoever is greater)
          Temperature: ± 0,3 K
Temp. compensation:     nLF: nonlinear temperature compensation according to EN 27888
                                             Lin: linear compensation from 0,3 ... 3,0 %/K
                                             off: no compensation
Cell Constant C: 0,800 ... 1,200, adjustable
Reference Temp.: 20°C or 25°C, alternatively
Working Temperature: Device: 0 ... +50°C 
Electrode:  -5 ... +80°C (for a short time 100°C)
Battery: 9V-Block, Type 6F22 (in scope of supply)
Power Consumption: approx. 3,5 mA, approx. 100 operating hours
Display: Two 4-digit LCD displays (12.4 and 7mm size) 
Dimensions: 142 x 71 x 26 mm (L x W x H)
Mains Adaptor Socket: for external 10.5 - 12VDC mains adaptors, e.g. GNG10/3000 inner pin Ø 1.9mm
Serial Interface: serial, 3.5mm jack socket, via electrically isolated serial converter USB 3100 directly connectable with USB-Port
Additional Features: BAT, Min-/Max-Value, Auto-Power-Off, Hold, Temperature-Offset, Device Address
Electrode: 2-pole graphite electrode with integrated temperature sensor, cell constant C=1,0, electrode material of special graphite, body material of PPO (Poly-Phenylen-Oxide)
Dimensions: Ø12mm, 120mm long, cable length 1,2m
สินค้าประกอบด้วย: 1 device with electrode, 1 battery, 1 operating manual