Figure 4: fc-22eth ethernet controller rear panel – Kramer Electronics FC-24ETH User Manual

Page 13

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Defining the FC-21ETH, FC-22ETH and
FC-24ETH Ethernet Controllers

9

Figure 4

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

6.1

)

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

8.3

).

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

8.3

).

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

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