Gravitation Ltd SKU: 3590EXT "ENTERPRISE" Group


Pay in 4 interest-free installments for orders over €50.00 with
Collection Available
All equipment can be collected in person from our HQ
Click here to view a specification PDF


    • 25-key alphanumerical waterproof keyboard.

    • Highly efficient red led display with 6 digits 15mm high.

    • Backlit LCD graphic 25x100mm display.

    • Synoptic bar graph with 16 bright LEDs showing the active functions.

    • Easy to clean STAINLESS STEEL waterproof IP68enclosure; resistant to harsh and corrosive environments.

    • Dimensions: 264x115x174 mm.

    • Suitable for use on the table, column, or wall.

    • Real time clock and permanent data storage.

    • Fitted alibi memory, integrated on the motherboard.

    • Functions available with DINITOOLS utility
      - Configuration, calibration, data entry and print formatting.
      - Recording and filing of all the information on PC.
      - Complete retrieval of the data saved for quick substitution.
      - Instrument calibration with numeric values.

    • Selection of the programme language directly in the set-up.

    • 24-bit A/D converter, 4 channels, up to 3200 conv./sec. and up to 8 signal linearisation points.

    • 4 independent analogue channels (up to 2 in the E-AF03 version, 1 in the E-AF09 version) for reading of the weight.

    • Connection with up to 16 analogue load cells of 350 Ohm (45 load cells of 1000 Ohm) and with the main digital load cells available on the market (mod. E-AF03).

    • Up to 10.000e OIML or 3 x 3000e @ 0,3 µV/d CE-M legal for trade.

    • Up to 1.000.000 displayable divisions for internal factory use, with internal resolution up to 3.000.000 points.

    • Connectable to printers and labellers with the command drivers.

    • 110-240 Vac power supply; built-in rechargeable battery for use in prolonged absence of the power mains (incompatible with IOEXPB board).


    • EC Type Approval (EN45501)

    • OIML R76

    • OIML R51 - MID

    • OIML R134 (AF09)


    • AF01: Totalization and formula weighing

    • AF02: Pieces/quantity counting

    • AF03: Weighbridges - Input/Output vehicle

    • AF04: Statistical checking of prepackaged goods

    • AF05: Price compunting and industrial labelling

    • AF08: Wheel and axle static weighing with 2 or various platforms

    • AF09: Dynamic and static axle weighing with 2 platforms

    • BATCH1: Single product dosage systems in loading and unloading

    • BATCH: Multicomponent dosage systems in loading and unloading

    • CHECK: Weight packages on a conveyor belt functions

    • BELT: Reading/regulation function of the flow on the weighing belt

    • LW: Continuous dosage in unloading

3590EXT: Stainless steel weight indicator

3590EXT with IP65 optional printer


    • 2 RS232 serial ports, for connection to printer, PC or PLC, radio module, and optional interfaces.

    • 1 RS232 serial port (optional RS485), for connection to repeater, remote scale, badge reader or digital load cells.

    • Fitted keyboard emulation input, for barcode/badge readers or external PC keyboard, through cable with mini DIN connector (optional).

    • 4 (16 in the IO versions) optoisolated outputs (optional).

    • 2 (8 in the IO versions) optoisolated inputs (optional).

    • External Profibus interface (optional), for automation management (depending on the software program).

    • Modbus RTU Protocol.

    • Optional Bluetooth connection, for quick wireless programming of the activities and the formulas, through PC, tablet or smartphone.


Thanks to our integrated development, you can create complete customised applications in autonomy:

    • wizards, operator messages

    • serial port management, protocols customization

    • digital I/O full management

    • sequential or simultaneous automations

    • data entry, custom archives




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