Figure 4: fc-22eth ethernet controller rear panel – Kramer Electronics FC-24ETH User Manual
Page 13
Defining the FC-21ETH, FC-22ETH and
FC-24ETH Ethernet Controllers
9
defines the rear panel of the FC-22ETH.
Figure 4: FC-22ETH Ethernet Controller Rear Panel
#
Feature
Function
1
SERIAL 3-pin Terminal
Block
Connect to an RS-232 or RS-485 controlled device.
When connecting as an RS-485 port, the connections are G,
B, A in place of G, Rx, Tx
2
RS-232/2 3-pin Terminal
Block
Connect to an RS-232 controlled device
3
ETHERNET RJ-45
Connector
Connect to the PC or other controller directly or via a LAN
(see
Section
4
F/W UPGRADE USB
Connector
Connect to a PC to upgrade the firmware
5
RS-485 TERM Switch
Terminates the RS-485 bus, (see
Section
).
Slide down when this is the last device on an RS-485 bus.
Slide up when this device is not the last device on an
RS-485 bus
6
SERIAL SELECT Button
Selects either RS-232 or RS-485 serial communication for
the SERIAL port, (see
Section
Depress for RS-485 serial communication.
Release for RS-232 serial communication
7
5V DC Connector
Connect to the 5V DC power supply, center pin positive