General Specifications; Communications Specifications - Omron SYSMAC CS1W-CLK11 Operation Manual

Specifications and Configurations
1-2-2

General Specifications

1-2-3

Communications Specifications

Wired System
Items
Communications method
Code
Modulation
Synchronization
Transmission path form
Baud rate and maximum
transmission distance
Media
Node connection method
Maximum number of nodes 32 nodes
Communications functions
Number of data link words
Data link areas
Message length
RAS functions
Error control
General specifications are the same for the C200HX/HG/HE, CS-series, CJ-
series, CVM1, CV-series, and CQM1H-series PCs.
N:N token bus
Manchester code
Baseband code
Flag synchronization (conforms to HDLC frames)
Multi-drop bus
The maximum transmission distance varies with the baud rate as follows:
2 Mbps: 500 m
1 Mbps: 800 m
500 Kbps: 1 km
Specified shielded twisted-pair cable
Number of signal lines: 2, shield line: 1
PC: Connected to a terminal block
IBM PC/AT or compatible: Connected via a special connector (included)
Data links and message service
Transmission area per node: 1,000 words (2,000 bytes) max.
Data link area in one C200HX/HG/HE, CVM1, CV-series, or CQM1H-series PC (send/
receive):
Data link area in one CS/CJ-series PC (send/receive):
Data link area in one IBM PC/AT or compatible (transmission/reception):
Number of data link words in one network (total transmission):
Bit areas (IR, AR, LR, CIO), data memory (DM), and extended data memory (EM)
2,012 bytes max. (including the header)
Polling node backup function
Self-diagnosis function (hardware checking at startup)
Echoback test and broadcast test (using the FINS command)
Watchdog timer
Error log function
Manchester code check
16
CRC check (CCITT X + X
Note The maximum distance between nodes depends on the connector and cable
processing methods.
Specifications
8,000 words (16,000 bytes) max.
12,000 words (24,000 bytes) max.
32,000 words (64,000 bytes) max.
32,000 words (64,000 bytes) max.
12 5
+ X + 1)
Section 1-2
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