Bargraph for Serial Ports

OCB557-D is a digital gauge with one bargraph and a three digit numerical display for serial ports.

366mm x 110mm
3 Digits



Digital Display

Max Relays


Bar length (mm)

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Documentation & Downloads


OCB557-D is a digital gauge with one Bargraph and a three digit numerical display. The unit is key programmable and permits operation on RS485 Data Bus. The intensity of the bargraph and the digital display can be controlled between 0 and 100% from the data protocol or firmly set with internal keys in Menu.

The digital display is free scalable and permits a resolution of 999 counts with selectable decimal point. In the measuring mode the display follows the input data. In the programming mode it shows the parameters. The decimal point and the sign can be set from the protocol.

The Menu is accessible with keys at the main board and contains selection of the Baud Rate, the Address of the Data Port, the display Intensity and the Scaling of the bargraph related to the digital display.

The gauge is enclosed in Aluminum Cabinet and supplied from 24VDC or 230VAC. The programming keys are at the main board and are accessible after removing the rear panel. Optional Keyboard can be plugged into the RS485 D-SUB at the rear panel.

Features of the OCB557-D

  • Input RS485
  • Displays dimming from Protocol
  • 50 Bargraph Segments, 3 Digit Display
  • Supply 230VAC or 24VDC

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