Omron CJ1W-CLK21-V1 ユーザーズマニュアル
49
Component Names and Functions
Section 3-1
3-1-3
C200HX/HG/HE Controller Link Unit
Wired Unit Indicators
1
Indicators
LED indicators that display the Unit and network status.
Node address switches
Two rotary switches. The node address of the Unit on the
Controller Link Network is set in 2-digit decimal.
Controller Link Network is set in 2-digit decimal.
Baud rate and operating level settings
A four-pin DIP switch. The following settings are made.
Pins 1, 2: Baud rate
Pin 3: Not used (leave set to OFF)
Pin 4: Operating level
Pin 3: Not used (leave set to OFF)
Pin 4: Operating level
Bus Connection Unit Connector
Connector used for connection to the CPU Unit.
Terminal block for the communications cable
Terminals to connect to the Controller Link Network communications
cable (twisted-pair cable).
cable (twisted-pair cable).
Terminating resistance switch (underneath the Unit)
A slide switch. Use this switch to set the terminating resistance to ON for
nodes at both ends of the Controller Link Network.
nodes at both ends of the Controller Link Network.
CLK21
NODE NO.
X10
1
X10
0
SW1
ON
BD
H
BD
L
SHLD
RUN
ERC
INS
SD
ERC
INS
SD
TER
ERH
M/A
LNK
ERH
M/A
LNK
RD
TER
SW
SW
#0, #1
1
2
3
4
RSV
BAUD
RATE
RATE
0
1
ON
234
(Refer to p. 94)
(Refer to p. 95)
(Refer to p. 59)
(Refer to p. 66)
(Refer to p. 96)
Name
Color
Status
Meaning
RUN
(operating)
(operating)
Green
Lit
Unit operating normally.
Not lit
Unit error.
TER
(terminating
resistance)
(terminating
resistance)
Yellow
Lit
Terminating resistance switch ON.
Not lit
Terminating resistance switch OFF.
ERC (communica-
tions error)
tions error)
Red
Lit
Communications error, node address
setting error (same address set twice), or
hardware error.
setting error (same address set twice), or
hardware error.
Not lit
Normal operation
ERH
(PLC error)
(PLC error)
Red
Lit
PLC error, PLC interface error, EEPROM
error, or PLC model setting error.
error, or PLC model setting error.
Not lit
No error.
INS
(network
participation)
(network
participation)
Yellow
Lit
Unit is participating (inserted) in the net-
work.
work.
Not lit
Unit is not participating (inserted) in the
network.
network.
M/A
(data link mode)
(data link mode)
Yellow
Lit
Manual
(see note)
(see note)
Note:
M/A is always not lit
when data links are not
active in the network.
M/A is always not lit
when data links are not
active in the network.
Not lit
Automatic
LNK
(data link)
(data link)
Yellow
Lit
Data links participating.
Flashing
Error in data link table.
Not lit
Not in a data link or data link inactive.
SD
(send)
(send)
Yellow
Lit
Data transmission.
Not lit
No data transmission.