Graphic Display Unit (GDU) and Touch Screen Human Machine Interface (HMI) for communicating with one or two M-4272 Digital Motor Bus Transfer Systems

• Available in Two-breaker or Three-breaker Bus Transfer Configurations
• 256-Color TFT Display
• 10 Inch Touch Screen Human Machine Interface (HMI)
• Includes a separate power supply, nominal 120 V ac (50/60 Hz) or 125 V dc (250 V dc optional)
• Remote Manual Transfer Capabilty

Features

The M-3909 includes the following features and functions:

• Display & Touch Screen
  • Liquid Crystal Display (LCD)
  • 10.4" TFT 256 color
  • Size 8.5" x 6.0" [216 mm x 152 mm]
  • Brightness 400 cd/m2
  • Contrast 100:1
  • Resolution 640 x 480 pixels
  • Backlight – CCFL with up to 40,000 hour life span
  • Touch Screen type – 8-wire Analog Resistive Adjustable contrast
• Microprocessor – 200 MHz 32-bit RISC
• Flash Memory – 4 MB
• DRAM – 4 MB
• Non-volatile Recipe RAM – 128 KB
• Material – Plastic ABS
• Serial Ports
  The M-3909 includes two serial ports, which provide the connections to one or two M-4272 Digital Motor Bus Transfer Systems using RS-232 (standard) or RS-485 (optional) communications and an RS-232 connection to a computer for programming. The RS-485 serial port also provides the ability to connect multiple M-4272s in series to a single HMI. The M-3909 serial communication ports include the following capabilities:
  One RS-232/RS-485 serial port (DE9P) (optional) used for Operator Interface Terminal (OIT) (PC) configuration and RS-485 M-4272 communications One RS-232 serial port (DE9S) used for RS-232 M-4272 communications Baud rates from 9,600 to 115,200 Point-to-point serial communications for all protocols
• One 4 foot RS-232 Y Cable, Beco Part Number 440-00889\
• Compact Flash Slot
• PWR (yellow) LED indicates if power is applied to the unit
• CPU (green) LED indicates if the unit is operating correctly
• COM (red) LED indicates communications activity on PLC port
• RESET Switch to reinitialize the unit if an operational failure occurs

Optional Features

• 250 V dc Power Supply, BECO Part Number 430-00444
• Two-Breaker or Three-Breaker configuration
• RS-485 Communication
• One 10 Base-T ethernet port used for PC monitoring and Point-to-Point connection using MODBUS TCP/IP
• 19" Mounting Panel, 6u height, BECO Part Number 441-41248 (Figure 19)

Sales and Service

For sales and service information contact your local representative or contact the factory:

E-mail: sales@beckwithelectric.com
Call (727) 544-2326 or Fax (727) 546-0121