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POE SWITCH / EXTENDER PFT1300 3-PORT DAHUA


GROUNDING RESISTANCE METER UT-522 UNI-T

22.98 EUR
22.98 EUR
194.17 EUR
194.17 EUR
LAN ports:  
  • 1 x RJ45 10/100 Base-T + power input : PoE (802.3af/at),
  • 2 x RJ45 10/100 Base-T + PoE (802.3af)  
    		• ...  
    Management:    ...  
    LED diodes:  LAN, PoE  ...  
    Transmission speed:  10 / 100 Mbps  ...  
    Resistance measurement:  ...  40 Ω ± (2% + 20)  @ 0.01 Ω ,
    400 Ω ± (2% + 3)  @ 0.1 Ω ,
    4000 Ω ± (2% + 3)  @ 1 Ω
  • Auxiliary resistance : 500 Ω ± 5 %
  • Measuring voltage : ≤ 10 V AC @ ~820 Hz  
    • Ground voltage measurement:  ...  400 V ± (1.0% + 6)  @ 1 V  
    Maximal output power:  
  • 15.4 W @ port PoE - First device
  • 3 W @ port PoE - Second device in cascade  
    		• ...  
    Automatic change of measuring ranges:  ...    
    RS-232:  ...    
    USB:  ...    
    Power consumption:  0.3 W  ...  
    Range:  100 m - Input
    100 m - Output
         		...  
    Protections:  
    Overvoltage      		...  
    Housing:  
    Plastic, DIN, TS-35 rail mounting      		...  
    Operation temp. / Relative humidity:  -30 ... 65 °C / 10 ... 90 %  ...  
    Main features:  
  • Possibility to connecting in cascade
  • The device can function as a LAN network and PoE power extender  
  • Hold - stopping the meter reading,
  • The measurement can be performed in full or simplified configuration,
  • Warning of poor connection of leads during measurement,
  • Large, readable LCD display with backlight,
  • Low battery level alarm,
  • Aesthetic and solid construction,
  • The set includes a practical case  
    • Operation temp:  ...  5 °C ... 40 °C  
    Permissible relative humidity:  ...  ≤ 80 % (non-condensing)  
    Power supply:  PoE (802.3af/at)  6 x 1.5V, type AA/LR6/FR6 battery - included  
    Weight:  0.06 kg  0.42 kg  
    Dimensions:  80  x 51  x 23 mm  160  x 100  x 70 mm  
    Manufacturer / Brand:  DAHUA  UNI-T  
    Guarantee:  3 years  2 years