EXBOX: Box with Exd protection for weighing and data transmission in 2GD ATEX zones

	EXBOX: Box with Exd protection for weighing and data transmission in 2GD ATEX zones

INDICATOR MAIN TECHNICAL 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.

APPLICATION EXAMPLE

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Box with Exd protection completed with weight indicator/transmitter, Zener barriers and intrinsically safe 4-20mA analog output. Fitted with 2 buttons for the main weighing operations with configurable functions, and two programmable electronic outputs for setpoints and levels management. Complete protection:
ATEX II 2 (1) GD Ex d [ia Ga] IIC T6 Gb / Ex tb [ia Da] IIIC T85°C Db IP66.

BOX TECHNICAL 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 TECHNICAL 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 TECHNICAL 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=250V
Fuse: 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

DOWNLOAD

TECHNICAL_DRAWING_EXBOX.pdf

Available versions

	Code	Description
	EXBOXAN	Aluminum alloy GUBW3 box for ATEX 2GD zones. Protection degree: ATEX II 2 (1) GD. Fitted with 2 buttons, 4 ATEX cable glands, DGT1SAN indicator with analog output, LED display, and 5-key keyboard.

Declaration of ATEX conformity

	Code	Description
	DCATEXBOX	Declaration of ATEX conformity of whole. Ex II 2G IIC T6 Gb X and Ex II 2D IIIC T125°C Db X system, with relative label of whole system, for Dini Argeo ATEX box with weight indicator connected to a mechanical structure with ATEX load cells (each cell must be certified with CCATEX option). Provided with descriptive document of the assembly and ATEX EU declaration of conformity of the assembly (EN and IT).

Connection cables

	Code	Description
	EXCB6	(S6) Shielded, blue, 6x0,22mm² cable, for EX i (2GD) applications. €/m
	EXACBPW	(S6) Armoured 4x1mm² cable, for Ex systems. €/m
	EXACB4	(S6) Armoured 4x0,5mm² cable, for Ex systems. €/m
	GNDCAB6	(S6) Shielded 6mm² cable for grounding, for ATEX zones. €/m