...422A/485 port, check the polarity before you connect the cable. The polarity of the SDA/SDB and RDA/RDB terminals and signals are reversed for some remote devices. If the polarity is not corr...

https://www.omron-ap.com.ph/data_pdf/mnu/nx-htc(precautionsforcompliancewith ulcsastandards,eudirectivesanduklegislation)_inst-3615353-3b.pdf

...422A/485 port, check the polarity before you connect the cable. The polarity of the SDA/SDB and RDA/RDB terminals and signals are reversed for some remote devices. If the polarity is not corr...

https://www.omron-ap.com.ph/data_pdf/mnu/nxseries(nx-tc)(precautionsforcompliancewithulstandardsandcsastandardsandeudirectives)_inst-5691190-6a.pdf

...the final servo) R7D-APA5L CJ1W-SCU…… Port1 Terminal Resistance RT CJ1W-CIF11 SDA RXD- SDB RXD+ RDA TXD- RDB TXD+ R7D-APA5L Terminal Resistance RT RXDRXD+ TXDTXD+ In case of 2-wire RS485: (Us...

https://www.omron-ap.com.ph/data_pdf/mnu/r123-e1-01_fb_library.pdf

...* - 6 7 SG SG 7 - - 8 8 - TRM RDB (+) 9 10 SDB (+) 11 - - - 12 20 ER - 13 - 14 SDA (-) 15 RDA (-) 16 14 13 25 RS-232C interface - - 1 - (25-pin type) - 13 25 - - RSB (+) 23 RSA (-) - 24 25 (2...

https://www.omron-ap.com.ph/data_pdf/mnu/v062-e1-06_nt31_31c_setup.pdf

...n expansion interface unit such as a memory unit, peel off the label and connect it here. RESET RDA TRM RDB SDA SDB RSA GR terminal Grounding terminal to prevent malfunction due to noise. RSB...

https://www.omron-ap.com.ph/data_pdf/mnu/v063-e1-05_nt631_631c_setup.pdf

...ated RS-422A) (NS15 Only) Pin number 1 2 3 4 5 6 7 Precautions for Correct Use 2-18 Signal name RDA RDB SDA SDB RSA RSB Name Receive data (-) Receive data (+) Send data (-) Send data (+) Requ...

https://www.omron-ap.com.ph/data_pdf/mnu/v083-e1-33_ns5_8_10_12_15.pdf

...CS(CTS) I Clear to send* - - 1 SDB+ I/O 2 SD O 3 RD 4 5 6 RDB+ I/O - 7 SDA- I/O - 8 RDA- I/O - 9 SG - RS485B Send/Receive data(+) RS485A Send/Receive data(-) Receiving data(+) Sending data(-)...

https://www.omron-ap.com.ph/data_pdf/mnu/v107-e1-20_nb3q_nb5q_nb7w_nb10w.pdf

...ending data(+) - RS485B Send/Receive data(+) Receiving data(+) 7 SDA- I/O - - Sending data(-) 8 RDA- I/O - RS485A Send/Receive data(-) Receiving data(-) 9 SG - Signal ground * Pin 4 and 5 are...

https://www.omron-ap.com.ph/data_pdf/mnu/v108-e1-22_nb3q_nb5q_nb7w_nb10w.pdf

...- - 4 RS(RTS) O Request to send* - - 5 CS(CTS) I Clear to send* - - 6 RDB+ I/O - 7 SDA- I/O - 8 RDA- I/O - 9 SG - RS485B Send/Receive data(+) RS485A Send/Receive data(-) Receiving data(+) Sen...

https://www.omron-ap.com.ph/data_pdf/mnu/v109-e1-15_nb3q_nb5q_nb7w_nb10w.pdf

... Diagram (RS-422A) CJ1W-CIF11 Connected device Abbreviation RS-422A terminal block Abbreviation RDA (-) RDA (-) RDB (+) RDB (+) SDA (-) SDA (-) SDB (+) SDB (+) Functional ground A Fu...

https://www.omron-ap.com.ph/data_pdf/mnu/v119-e1-15_na5-______.pdf

...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-ap.com.ph/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-ap.com.ph/data_pdf/mnu/w123-03_3g2a9-al_b500-al.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-ap.com.ph/data_pdf/mnu/w317-e1-11_cpm1a.pdf

.../485 Port Used to connect to host computers, or standard external devices. Terminal Arrangement RDA− Receive data (input) RDB+ SDA− SDB+ Send data (output) NC Note The maximum line length is ...

https://www.omron-ap.com.ph/data_pdf/mnu/w377-e1-04_cpm2c_s.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-ap.com.ph/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-ap.com.ph/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-ap.com.ph/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-ap.com.ph/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-ap.com.ph/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-ap.com.ph/data_pdf/mnu/w613-e1-03_cp2e.pdf