Masters; Types Of Slave - Omron CS1W-DRM21 Operation Manual

Overview of DeviceNet
Communications Software Switches and Communications Status
Master
1-1-3

Masters

PLC
CS Series CS1W-DRM21(-V1)
DeviceNet Unit
CJ Series CJ1W-DRM21
CVM1/CV Series CVM1-DRM21-V1
DeviceNet Master
Unit
CS Series C200HW-DRM21-V1
DeviceNet Master
C200HX/HG/HE
Unit
C200HS
1-1-4

Types of Slave

DRM21-V1) or a CVM1/CV-series DeviceNet Master Unit (CVM1-DRM21-
V1). Refer to 6-3 Using FINS Message Communications for details.
Dedicated words in the CPU Unit are allocated for DeviceNet communications
software switches and status.
Software
Control scan list registration/clearing, remote I/O
switches
communications start/stop, and other parameters
Enables monitoring communications errors, communications
Status area
status of Masters, registered Slave data, normal Slave data,
etc.
Model Mountable position
CPU or Expansion CPU
Rack (Classified as CPU
Bus Units)
CPU Rack or Expansion
Rack (Classified as CPU
Bus Units)
CPU or Expansion CPU
Rack (Classified as CPU
Bus Units)
CPU Rack or Expansion
I/O Rack (Classified as
Special I/O Units)
The following classifications are used for DeviceNet Slaves.
• General-purpose Slaves:
Slave with I/O functions for I/O that uses an ordinary connector connected
to a communications cable.
• Environment-resistant Slaves:
Slave with I/O functions for I/O that uses a round, waterproof connector
connected to a communications cable.
• Special Slaves:
Slave with functions not related to I/O (e.g., message communications) for
I/O that uses an ordinary connector connected to a communications
cable.
• Analog Slaves:
Slave with I/O functions for analog values that uses an ordinary connector
connected to a communications cable.
Master/Slave Maximum number of
function mountable units
With
Configurator
Master and Slave 16
Master only 16
16
10 or 16
10
Section 1-1
Without
Configurator
1
9