EXBOX Box with Exd Protection for Weighing and Data Transmission in 2GD ATEX Zones

Box Features 

• Aluminum alloy construction.
• Tempered glass, transparent, frontal porthole for weight reading and electronics checking.
• Painted with epoxy paint.
• 6 cable glands at disposal and standard fitted with 4 ATEX cable glands, for power supply, grounding, load cell cable and analog output.
• Weight: approx. 15kg.
• IP65 protection degree.

Analog Output Features

• Intrinsically safe Ex i barrier for 4-20mA analog output.
• Atex marking:
  II (1) GD [Ex ia Ga] IIC
  [Ex ia Da] IIIC (-20°C <= Ta <= +60°C)
• Ex i electronic parameters:
  Um=250V
  Uo= 25,2V
  Io= 93mA
  Po= 585mW
  Co= 0,107µF
  Lo= 4,30mH
  L/R= 62µH/ohm

Zener Barriers Features

• The system includes 3 Zener barriers for load cells connection. The barriers can manage up to four 350Ohm load cells.
• Atex marking for one barrier:
  II (1) GD [Ex ia Ga] IIC [Ex ia Da] IIIC
• Ex i electronic parameters:
  Barrier for signal and sense: Um=250VFuse: 50mA
  Uo: 17,4V
  Io: 25mA
  Po: 0,11W
  Co: 0,346µF
  Lo: 56,88mH
  Rmin: 705,6Ohm
  Barrier for supply: Um=250V
  Fuse: 100mA
  Uo: 24V
  Io: 164mA
  Po: 0,98W
  Co: 0,125µF
  Lo: 1,32mH
  Rmin: 147Ohm

Indicator Features

• DGT1SAN weight indicator with analog output, specific for the reading, diagnostic and transmission of the weight of one or more load cells.
• 5-key mechanic keyboard.
• Red LED display with 6 8-mm digits and 6 LEDs for showing active functions.
• Up to 10.000e or multi-range 2 x 3000e @ 0,3 µV/d in CE-M approved version for legal for trade use.
• Up to 100.000 displayable divisions with internal resolution up to 3.000.000 points.
• 1 channel A/D 24-bit sigma-delta conversion, up to 3200 conv./sec. auto-select.
• Fitted with 2 inputs for managing the buttons provided as standard and 2 programmable electronic outputs, for the set points and levels management.