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... relative to the NT-AL001. Terminal Block Pin No. Signal Direction Signal Name Abbreviation Input Output 8 Request to send (*) CSA Ę 7 Request to send ()) CSB Ę 6 Receive data (*) RDA Ę 5 Receive data ()) RDB Ę 4 Send data (*) SDA 3 Send data ()) SDB 2 Signal ground SG (GND) 1 Functional ground Ę Ę * * * * The CSA and CSB signals are for special applications. Terminal Screws and Crimp Terminals The terminal screws are M3 screws. Use M3 size crimp terminals. Tighten the terminal screws with a torque of 0.4 N·m. Note: During wiring, crimp terminals must ...

... input and output is relative to the NT-AL001. Terminal Block Pin No. Signal Direction Signal Name Abbreviation Input Output 8 Request to send () CSA 7 Request to send () CSB 6 Receive data () RDA 5 Receive data () RDB 4 Send data () SDA 3 Send data () SDB 2 Signal ground SG (GND) 1 Functional ground * The CSA and CSB signals are for special applications. Converter Unit Terminal Screws and Crimp Terminals The terminal screws are M3 screws. Use M3 size crimp terminals. Tighten the terminal screws with a torque of 0.5 N·m. Note During wiring, crimp terminals must ...

...Connector pin # Signal name 6 9 Signal direction Abbreviation Input 1 Receive data B RDB Yes 3 Signal ground SG --- 5 Send data B SDB 6 Receive data A RDA Yes 7 Frame ground FG --- 9 Send data A SDA 34 Output --Yes --Yes Connection to an OMRON PC (by the RS-422 Method) Section 2-4 Wiring Connections The connection of two Link Adaptors with an RS-422 cable is shown below. Link Adaptor RS-422 interface Link Adaptor Abbreviation Pin number Pin number Abbreviation RDB 1 1 RDB Shielding wire SG 3 3 SG SDB 5 5 SDB...

... direction Signal input and output is relative to the NT-AL001. Terminal Block Pin No. Signal Name 8 Request to send (A) CSA (CS–) 7 Request to send (B) CSB (CS+) 6 Receive data (A) RDA (RD–) f 5 Receive data (B) RDB (RD+) f 4 Send data (A) SDA (SD–) f 3 Send data (B) SDB (SD+) f 2 Signal ground SG (GND) 1 Functional ground Signal Direction Abbreviation Input Output f f – – – – * The CSA and CSB signals are for special applications. Terminal Screws and Crimp Terminals The terminal screws are M3 screws. Use M3 size crimp terminals....

... unit Backlight integrated with a connector. Warning label SW2 PRINTER RESET B7A interface connector (under the label) When using a B7A Interface Unit, peel off the label and connect it here. –CONTRAST RS-232C SDA SDB ...

...) Reference: +5 is not output from serial port B of NT31/NT31C and NT631/NT631C. The power for NT-AL001 should be supplied externally. Section 2--2 Wiring Between NT-AL001 and Computer Link Module Make the connections between SDB and SDA, and RDB and ...

...5 3 1 Signal name Abbreviation Signal direction (convertor unit Û RS-422 device) CSA ® 8 8 Request to send (-) 6 7 Request to send (+) CSB ® 4 6 Receive data (-) RDA ¬ 2 5 Receive data (+) RDB ¬ 4 Send data (-) SDA ® 3 Send data (+) SDB ® 2 Signal ground SG (GND) – 1 Functional ground * – The CSB and CSA signals are for specialized applications. 297 APPENDIX C Using an RS-232C/RS-422A Convertor Unit RS-232C Connector Connector pin No. 1 6 2 7 3 8 4 9 5 * Signal name Abbreviation Signal direction (convertor unit Û RS-232C device) – – 1 Not ...

... Female 7 SG 25 pin Male Figure 6-14 Modicon to NT31 Wiring (RS-422A) PLC (TSX SCP CX 4030) Orange/White White/Orange White/Green Green/White PT 11 SDB(+) 15 SDA(-) 10 RDB(+) 16 RDA(-) Brown/White 25 pin Male Figure 6-15 Modicon to NT631 Wiring (RS-422A) PLC (TSX SCP CX 4030) Orange/White White/Orange White/Green Green/White PT SDB(+) SDA(-) RDB(+) ...

...* - 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 (25-pin type) 75 Connecting to the RS-232C Port at the Host Section 4-1 * For Units that have a CTS setting selector switch, RS and CS do not have to be shorted if this switch is set to 0 V. Wiring for Other Connections Applicable Units: CV500-LK201 (communications port 2) CS1W-SCU21(-V1) CJ1W-SCU21(-V1) CJ1W-...

... the serial port B connector (9-pin) at the same time. Warning label Expansion interface connector (under the label) When using an expansion interface unit such as a memory unit, peel off the label and connect it here. RESET ...

...-AL002 RS-232C/RS-422A Converters @ RS-422A Terminal Block Terminal block pin number 1 2 3 4 5 6 7 8 Signal direction Signal name FG RDB (+) SDB (+) RSB (+) NC RDA (-) SDA (-) RSA (-) Adapter Û Host Connects to functional ground terminal of PT. ¬ ® ® --¬ ® ® @ Crimp Terminals Use M3 crimp terminals. Forked type 6.2 mm max. Round type 6.2 mm max. Applicable Crimp Terminal Examples Forked type Round type Manufacturer J.S.T. Mfg. Co., Ltd. Molex Manufacturer J.S.T. Mfg. Co., Ltd. Molex Recommended Model cable size V1.25-N3A AWG22 to 16 2 (0.25 ...

... max. at 5 V ±5%. Connector Pin Arrangement of Serial Port B (Isolated 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 (+) Request to send (-) Request to send (+) Functional ground A screwdriver that is thin only at the tip will not fit all the way into the hole. Use a small flat-blade screwdriver with a consistent thickness. The tightening torque is 0.4 to 0.5 N⋅m. 2-2 Part ...

...2 RD 2 3 RS Pin No. 4 CS 5 NC 6 0 V (SG) 7 NC 8 NC 9 SDB+ 10 SDA- 11 RDB+ 12 RDA- 13 RSB+ 14 RSA- 15 FG 16 NC 17 NC 18 19 NC NC 20 NC 3 4 CN7 Pin No. 1 2 13 Section 1-3 Special Cable Specifications CN5 CN6 Pin No. Pin No. Signal Wire size 1 3 RD AWG28 2 2 SD AWG28 3 9 SG AWG28 Case FG AWG28 4 UL1061, #28, black CN8 3 NC --- Pin No. 4 RS --- 1 5 7 CS NC --- 2 --- RS-422A ...

...Hood SG NC Section 2-3 Connecting Link Adapters and RS-422A Converters Note The hood will have the same electrical potential as the connector on the other end of the cable. RS-422A/485 Terminal Block Signal ...

... also NS-AL002's instruction sheet). RS-232C/RS-422A Converter model NS-AL002 Connector RS-422A Terminal block Mitsubishi A Series Computer Link Unit （RS-422） Signal No. FG 1 Signal RDB(+) 2 RDA(+) SDB(+) 3 RDB(-) RSB(+) 4 SDA(+) 5 SDB(-) ...

...-422 Pin Signal To power supply +SD -SD +RD -RD E Note 74 COM.(RS422)24V PT 1 2 6 RDB 8 FG Shell SDA RS-422A SDB (4-wire) RDA 1 2 3 4 5 6 7 8 + − FG +SD −SD +RD −RD E A PLC cannot be connected to multiple OMRON PLC using the Host Link protocol. Section 4-4 Wiring the Power Supply and Serial Communications RS-485 Connections Note RS-485 (2-wire) cannot be used to connect to a Serial Communications Board/Unit using the Host Link protocol. Use RS-422A (4-wire). Q...

...-700 KV-L20R/L (port 2) KV-L20R/V (port 2) Signal RD SD SG RS CS - KV-L20R/V Pin No. 1 2 3 4 5 Signal SG RDA(-) SDA(-) RDB(+) SDB(+) KV-L20R/V Pin No. 1 2 3 4 5 Signal SG S/R(-) S/R(+) To power PT supply Pin No. 1 2 3 4 5 6 7 8 To power PT supply Signal + - FG SD RD NC NC SG Pin No. 1 2 3 4 5 6 7 Signal + FG +SD -SD +RD -RD 8 Terminator setting (builtin 120 Ω resistance) To power PT...

...cable connection) Signal Pin D-sub, 9-pin (male cable connection) Component with RS-422A/485 communications (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 before connecting the wires. 2. The terminating resistance setting is made at the jumper pin on the Open Network Controller, shown below. The default setting is ON. Jumper pin 43 Section Connecting COM Port Cables 3-6 3-6-3 CompoWay/F 1:N Connections Using RS-422A Ports (COM1 or ...

...cable connection) Signal Pin D-sub, 9-pin (male cable connection) Component with RS-422A/485 communications (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 before connecting the wires. 2. The terminating resistance setting is made on the switch on the Open Network Controller, shown below. The default setting is ON. Terminating resistance switch Left: ON (default) 64 Section 3-6 Connecting COM Port Cables 3-6-3 CompoWay/F 1:N Connections Using RS-422A ...

... the SD (send data) terminal of the host computer to the RD (receive data) terminal of the Host Link Unit. Likewise, connect the RD terminal of the host computer to the SD terminal of the Host Link Unit. When using RS-422 cable, the SDA and ...