Omron SYSMAC NX-CIF Series - Page 5

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CONTENTS
NX-series Communications Interface Units User’s Manual (W540)
Section 2 Specifications and Application Procedures
2-1 Specifications ........................................................................................................................ 2-2
2-1-1 General Specifications................................................................................................................ 2-2
2-1-2 Specifications of Individual Units .....................
........................................................................... 2-3
2-2 Application Procedures ........................................................................................................ 2-5
Section 3 Part Names and Functions
3-1 Part Names............................................................................................................................. 3-2
3-1-1 NX-CIF101 and NX-CIF105........................................................................................................ 3-2
3-1-2 NX-CIF210.................................................................................................................................. 3-4
3-2 Indicators ............................................................................................................................... 3-5
3-2-1 TS Indicator ................................................................................................................................ 3-6
3-2-2 Send/Receive Indicators............................................................................................................. 3-7
3-2-3 Appearance Change of the Indicators ........................................................................................3-
7
Section 4 Installation and Wiring
4-1 Installing NX Units................................................................................................................. 4-2
4-2 Connecting the Power Supply and Ground Wire
s ............................................................. 4-3
4-3 Wiring the Terminals .............................................................................................................
4-4
4-3-1 Wiring the Screwless Clamping Terminal Blocks ....................................................................... 4-4
4-3-2 Wiring the D-Sub Connector..................................................................................................... 4-19
4-4 Wiring Communications ..................................................................................................... 4-20
4-4-1 Terminal Arrangement.............................................................................................................. 4-20
4-4-2 Connecting to Serial Communications Devices........................................................................ 4-23
4-4-3 Examples of Recommended RS-232C and RS-422A/485 Wiring ............................................ 4-27
Section 5 I/O Data Specifications
5-1 I/O Data Specifications for NX-CIF101 and NX-CIF105 ...................................................... 5-2
5-2 I/O Data Specifications for NX-CIF210
................................................................................. 5-3
Section 6 Unit Settings
6-1 Unit Operation Settings ........................................................................................................ 6-2
6-1-1 Communications Specifications.................................................................................................. 6-2
6-1-2 Transmission Buffering............................................................................................................... 6-2
6-1-3 Event Levels ............................................................................................................................... 6-4
6-2 Unit Operation Setting Procedure........................................................................................ 6-5
6-3 Setting the Divided Data Size .............................
.................................................................. 6-6
Section 7 Serial Communications
7-1 No-protocol Communications .............................................................................................. 7-3
7-2 How Data Is Sent and Received ............................
............................................................... 7-4
7-2-1 How Data Is Sent........................................................................................................................ 7-4
7-2-2 How Data Is Received ...........................................................................................................
..... 7-5
7-3 Data Used by the Serial Communications Protocol........................................................... 7-6