Omni 4000 Series Installation Manual page 177

Dual Ethernet Module
RS-485 2-WIRE
Ports
Serial Data Output Voltage
Recommended Load Impedance
Short Circuit Current
Input Low Threshold
Input High Threshold
Baud Rate
Common Mode Voltage
LEDs
Protocols
Operator Keypad
Keypad Characteristics
Data Entry Lockout
Key Debounce
USB Device Port
USB Host Port
LCD Display
Display
Viewable Temperature
Page 8-9
OMNI 4000/7000 Installation Guide – Rev H
Specifications
2 per module
5 V differential driver
120 Ω; termination located on module through software
selectable enable/disable
120 mA maximum
0.2 V
TBD
Software selectable range: .3, .6, 1.2, 2.4, 4.8, 9.6, 19.2,
38.4 kbps
±250 VDC to chassis ground
Indicator LEDs for each channel input, output signals
Modbus, Modbus/TCP, LPD
Specifications
25 keys with tactile and audio feedback: numeric, function,
operational and navigation keys
Internal switch and software passwords
Software controlled
•
Mini-B receptacle
•
Modbus compatible
•
230400 baud rate, no parity, 8 data bits, 1 stop bit
•
Type-A receptacle
•
Provides interface to update CPU firmware using a
USB memory stick
Specifications
800 x 480 color graphics
+14 °F to +140 °F (-10 °C to +60 °C)
Technical Specifications