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13
Compatible Devices
Section 1-3
Master Units and
Corresponding
Communications Modes
Master Units support only High-speed Communications Mode or both High-
speed Communications Mode and Long-distance Communications Mode.
Slave Analog Terminals can be connected to the Units that support both High-
speed and Long-distance Communications Modes. These Units are an
upgraded version and, by switching the communications mode, can be used
instead of the Units that support only the High-speed Communications Mode.
The following models are available.
Note
Master Units that do not support Long-distance Communications Mode can-
not be used when connecting an Analog Terminal as a Slave. If used, incor-
rect data may be transmitted.
1-3-2
Slave Units
The SRT1/SRT2 Series provides Slaves that support only High-speed Com-
munications Mode or both High-speed Communications Mode and Long-dis-
tance Communications Mode. The SRT2-series Slaves that support High-
speed and Long-distance Communications Modes are an upgraded version
Number of points per node
number
8-point mode
Number of usable node
numbers per Master
IN0 to IN7 and OUT0 to OUT7 or IN0 to IN15 and OUT0
to OUT15
Status indicators
The PLC’s AR Area contains the active node flags and
communications error flags for each Slave.
DeviceNet Slave function
Not provided
Provided
Item
Master Control Unit
CPM2C-S
@@@
C
CPM2C-S
@@@
C-DRT
Item
Unit supporting
High-speed Com-
munications only
Unit supporting
High-speed and
Long-distance
Communications
Communica-
tions modes
High-speed Communica-
tions Mode
Yes
Yes
Long-distance Communi-
cations Mode
No
Yes
Analog I/O Terminal connections
No
Yes
PLC
Units supporting
High-speed Com-
munications
Units supporting High-
speed and Long-distance
Communications
CS-series, C200HX/C200HG/
C200HE-(Z)E, and C200HS
Master Units
C200HW-SRM21
C200HW-SRM21-V1
CS-series Master Units
---
CS1W-SRM21
CJ-series Master Units
---
CJ1W-SRM21
CQM1 Master Units
CQM1-SRM21
CQM1-SRM21-V1
SRM1
SRM1-C0
@
SRM1-C0
@
-V1
SRM1-C0
@
-V2
CPM2C-S
---
CPM2C-S
@@@
(-DRT)