...ications (4-wire) Shield wire Signal RS-422A/ 485 Interface Note 1. Some devices have SDA, SDB, RDA, and RDB as well as the signal polarities in the opposite position. Check the polarity befo...

https://www.omron.com.au/data_pdf/mnu/v228-e1-02_itnc-epx-drm.pdf

...he host computer to the SD terminal of the Host Link Unit. When using RS-422 cable, the SDA and RDA terminals and the SDB and RDB terminals should be connected in a similar way. The following...

https://www.omron.com.au/data_pdf/mnu/w123-03_3g2a9-al_b500-al.pdf

...onnections Pin connections for Systems using optical links are shown below. Twist SDB with SDA; RDA with RDB. The shield wire is connected only at one end of each cable to prevent current flo...

https://www.omron.com.au/data_pdf/mnu/w135-03_c200h-lk401_c500-lk009-v1.pdf

...ata A (–) 2 SDB Send data B (+) Output Output 3 NC Not used - 4 NC Not used - 5 NC Not used - 6 RDA Receive data A (–) Input 7 NC Not used - 8 RDB Receive data B (+) Input 9 NC Not used - Hoo...

https://www.omron.com.au/data_pdf/mnu/w306-03_c200h-asc11_21_31.pdf

...ance Switch RS-422 Port Pin Allocation 3. RS-422 port FG SG SDB SDA RDB 2. Connector 1, 2, 3... RDA 1. Termination Resistance Switch Set the termination resistance switch to “ON” (upper side)...

https://www.omron.com.au/data_pdf/mnu/w317-e1-11_cpm1a.pdf

... Rear Communications status indicator CPU Unit connector COMM DIP switch for operation settings RDA- RDB+ SDA- SDB+ FG RS-232C connector  RS-422A/485 Terminal Block Tighten screws on the ter...

https://www.omron.com.au/data_pdf/mnu/w479-e1-11_cp1e.pdf

... RS-422A/485, always check the polarity before you make connections. The signal names SDA/B and RDA/B do not always have the same polarity. • Do not turn OFF the power supply while writing th...

https://www.omron.com.au/data_pdf/mnu/w494-e1-04_cj1w-scu_2.pdf

...s • Always check polarity before connecting RS-422A/485 cables. The polarity of the SDA/SDB and RDA/RDB terminals and signals are reversed for some remote devices. 20 NX-series Communications...

https://www.omron.com.au/data_pdf/mnu/w540-e1-08_nx-cif.pdf

...Serial Communications Option Board Models and Specifications NX-series NX1P2 CPU Unit COMM COMM RDA- RDB+ SDA- SDB+ SHLD SG0 RD SDER SG1 DR RS CS SHLD RS-232C Option Board (NX1W-CIF01) RS-422...

https://www.omron.com.au/data_pdf/mnu/w578-e1-14_nx1p2.pdf

...Net/IP PORIT2 EtherCAT 1 2 OUT ERR Serial Communications Option Board 3-2 VI1 I I1 VI2 I I2 COM RDA- RDB+ SDA- SDB+ SHLD Option Board ERR ERR IN OUT OUT VI1 I I1 VI2 I I2 COM VO1 VO2 COM COMM...

https://www.omron.com.au/data_pdf/mnu/w579-e1-06_nx1p2.pdf

... Rear Communications status indicator CPU Unit connector COMM DIP switch for operation settings RDA- RDB+ SDA- SDB+ FG RS-422A/485 terminal block z RS-422A/485 Terminal Block Tighten screws o...

https://www.omron.com.au/data_pdf/mnu/w613-e1-03_cp2e.pdf

...: 24 VDC or 24 VAC (50 to 60 Hz) 44 Pin Name 1 2 3 4 5 6 PWR NC SG PWR SD RD Name Pin RS-485 SG RDA(-) SDA(-) NC RDB(+) SDB(+) S8M K3SC-10 K3SC-10 Name Pin 7 8 9 10 11 12 Pin Name 7 (See note...

https://www.omron.com.au/data_pdf/mnu/z241-e1-03_s8m.pdf

...Installation, Connections, and Wiring RS-422/RS-485 Port  Pin Arrangement Pin No. Name Details RDA(−) Receive data 2 RDB(+) Receive data 3 SDA(−) Send data 4 SDB(+) Send data 5 SG Terminal N...

https://www.omron.com.au/data_pdf/mnu/z249-e1-12_v680-ca5d0_-v2.pdf

...2 3 4 5 6 7 8 9 1 2 3 4 5 6 K3SC-10 Name Name PWR NC SG PWR SD RD SG RDA(−) SDA(−) NC RDB(+) SDB(+) RS-485 Pin 7 8 9 10 11 12 (See note.) S8AS A(−) B(+) Clamp filter We recommend twisting the...

https://www.omron.com.au/data_pdf/mnu/z269-e1-07_s8as.pdf

...1 2 3 4 5 6 7* Terminal name − RD (RXD) SD (TXD) − − − SG (GND) 8 9 10 11 12 13 14 15 − RDB (+) RDA (−) SDB (+) SDA (−) − − − 1 9 Function (Not used) Enters data from the external device. Out...

https://www.omron.com.au/data_pdf/mnu/z415-e1-08_mx-z2000h-v1.pdf

... name Function 1 2 3 4 5 6 7 − RD (RXD) SD (TXD) − − − SG (GND) 8 9 10 11 12 13 14 15 − RDB (+) RDA (−) SDB (+) SDA (−) − − − (Not used) Enters data from the external device. Outputs data fro...

https://www.omron.com.au/data_pdf/mnu/z416-e1-08_mx-z2000h-v1.pdf

...communications distance 50 m RD RS CS SD ER DR +5V SG(0V) FG SW.6 SW.5 SW.2 SW.3 SW.1 FG RDB(+) RDA(−) SDB(+) SDA(−) 3 CJ1W-CIF11 External Interface RS-232C Connector Note: The hood will have...

https://www.omron.com.tw/data_pdf/cat/cj1w-cif11_ds_e_2_2_csm1972.pdf

...列絕緣方式非絕緣傳送距離50m RD RS CS SD ER DR ＋5V SG(0V) FG SW.6 SW.5 SW.2 SW.3 SW.1 FG RDB(＋) RDA(－) SDB(＋) SDA(－) 3 CJ1W-CIF11 外部介面 RS-232C接頭 ＊金屬接頭和連接的連接器接頭同電位。...

https://www.omron.com.tw/data_pdf/cat/cj1w-cif11_ds_tw_2_1.pdf

... port 1) Port2: RS-422A/485 terminal-block Connector Indicators CJ1W-SCU32 2 ON 4 TERM OFF WIRE RDA- RDB+ SDA- SDB+ FG RDA- RDB+ SDA- SDB+ FG PORT1 (RS422 /485) 2 ON 4 TERM ERC RUN R...

https://www.omron.com.tw/data_pdf/cat/cj1w-scu_ds_e_9_5_csm2151.pdf

...NIT ERH SD1 PORT1 (RS422 /485) (RS422 /485) OFF WIRE PORT20123456789ABCDEF 2 ON 4 TERM OFF WIRE RDA- RDA+ SDA- SDA+ FG RDA- RDA+ SDA- SDA+ FG PORT1 (RS422 /485) 2 O...

https://www.omron.com.tw/data_pdf/cat/cj1w-scu_ds_tw_9_5.pdf