Cvm1 And Cv-Series Controller Link Unit - Omron C200HW-CLK21 Operation Manual

Component Names and Functions
3-1-4

CVM1 and CV-series Controller Link Unit

CLK21
RUN
ERC
INS
SD
X10
1
UNIT
NO.
1
X10
NODE
NO.
1
X10
ON
SW1
BAUD RATE
BIT2 BIT1
OFF
OFF
ON
BD H
BD L
SHLD
Wired Unit Indicators
TER
ERH
M/A
LNK
RD
0 0
X10 0
0
0 1 X10
1
BAUD
RATE
2
3 RSV
4 RSV
RATE
OFF 2MBP
ON 1MBP
OFF 500KBP
TER SW
Name
RUN
(operating)
TER
(terminating
resistance)
ERC (communica-
tions error)
ERH
(PLC error)
INS
(network
participation)
M/A
(data link mode)
LNK
(data link)
(Refer to p. 51 and 287)
Indicators
LED indicators that display the Unit and network status.
Unit number switches (Refer to p. 98)
Two rotary switches. The unit number is set in 2-digit decimal
for the Network to which the PLC is connected.
(Refer to p. 98)
Node address switches
Two rotary switches. The node address of the Unit on the
Controller Link Network is set in 2-digit decimal.
Baud rate switch (Refer to p. 99)
A four-pin DIP switch. The following setting is made.
Pins 1, 2: Baud rate
Pins 3, 4: Not used (always OFF)
Terminating resistance switch
A slide switch. Use this switch to set the terminating resistance to ON for
nodes at both ends of the Controller Link Network.
Terminal block for the communications cable
Terminals to connect to the Controller Link Network communications
cable (twisted-pair cable).
Color Status
Green Lit Unit operating normally.
Not lit Unit error.
Yellow Lit Terminating resistance switch ON.
Not lit Terminating resistance switch OFF.
Red Lit Communications error, node address
setting error (same address set twice), or
hardware error.
Not lit Normal operation
Red Lit PLC error, PLC interface error, EEPROM
error, unit number error, or I/O table not
set
Not lit No error.
Yellow Lit Unit is participating (inserted) in the net-
work.
Not lit Unit is not participating (inserted) in the
network.
Yellow Lit Manual
(see note)
Not lit Automatic
Yellow Lit Data links participating.
Flashing Error in data link table.
Not lit Not in a data link or data link inactive.
Section 3-1
(Refer to p. 99)
(Refer to p. 66)
Meaning
Note:
M/A is always not lit
when data links are not
active in the network.
51