3M Touch Systems Proprietary Information
58
3M Dynapro ET 3170 Terminal User’s Installation Guide
Display specifications
Serial Communications
AC power supply
Fuse
Memory
Non-volatile memory for storing frequently used screens and dynamic character 
fonts.
Battery
Lithium. Operating life of more than seven years.
Size 10.4 inches (264.16 mm)
Type TFT active matrix color LCD
Panel colors 16
Contrast ratio (minimum) 150:1
Touch resolution VGA 640 x 480
Viewing angle Horizontal: -70 to +70 degrees
Vertical: -70° to +40 degrees
Backlights
Two tubes
Backlight life expectancy
50,000 hours (typical)
Type 16550 compatible asynchronous serial communication 
channel
Port Male DB-25 connector may be selected as an
RS-232 or RS-422/485 port.
Bytes per second 110 to 19,200 bps full duplex
Voltage 115 to 230 VAC, autoranging
Frequency 50 to 60 Hz
Type
n Type T (slow blow)
250 VAC 0.63 A
n 5 mm x 20 mm fuse
n Maximum power:
60 Watts
Suggested manufacturers
n Littlefuse (p/n 218.630)
n Bussman (p/n GDC 630mA)