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Sharp JW-20CM, JW-20RS (2)Flag, ②Individual communication flag, ① All stations communication flag

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(2)Flag

Flag area is 8 bytes from the “flag top address” set in the master station JW-20CM parameter, monitor communication condition.

Example: In this case the flag top address is file address 000740(8) (ｺ0740)

Ｄ７Ｄ６Ｄ５Ｄ４Ｄ３Ｄ２Ｄ１Ｄ０

ｺ0740 ０７０６０５０４０３０２ｺ0741 １７１６１５１４１３１２ｺ0742 ２７２６２５２４２３２２

ｺ0743 ３７３６３５３４３３３２ｺ0744 ４７４６４５４４４３４２ｺ0745 ５７５６５５５４５３５２ｺ0746 ６７６６６５６４６３６２ｺ0747 ７７７６７５７４７３７２

▲

０１

１１１０

２１２０

３１３０

４１４０

５１５０

６１６０

７１７０

All stations communication

▲

Communication condition with slave station 10(8)

▲

Communication condition	Communication condition
with slave station 77(8)	with slave station 70(8)

① All stations communication flag
When the master module JW-20CM is communicating normally with the preset number of slave					8
stations, this flag will be ON.
stations, this flag will be ON.
07400
				All stations normal communication

All stations communication

②Individual communication flag

The flags corresponding to the slave stations, which are communicating normally with the master module JW-20CM will be ON.

07477

			Slave station 77(8)


Slave station 77(8)			normal communication
Slave station 77(8)

8·51

Contents

Page Note Safety Precautions Caution Compel Danger Prohibit ■Configuration of this manual Network module JW-20CM Remote I/O slave module JW-20RS - User’s Manual Table of contents 11·1 12·1 13·1 Chapter 1 Outline Chapter 2 Safety Precautions 2-1Installation 2-2Wiring Page 2-3Treatment 2-4Static electricity 2-5Maintenance Chapter 3 System Configuration Chapter 4 Name and Function of Each Part 4-1 JW-20CM JW–20CM Support tool connection connector ④Setting switch · MODE switch .... Select functions · S T A . N O × 10, × 4-2 JW-20RS JW–20RS ·L T .... Set ON/OFF of termination resistance ·L G .... Set shield ground ON/OFF of communication cable ⑧Output hold switch · In case of using ZW-I/O · In case of using JW-I/O Chapter 5 Installation 5-1 JW-20CM Page (2)Installation of JW-20CM 5-2 JW-20RS (1)Installation of power supply module (2)Installation of JW-20RS Chapter 6 Processing of Cables 6-1Processing cable end <Cutting of coating, external conductor, and insulator <Removal of coating, external conductor, and insulator <Fine adjustment of blade cutting depth mm6 <Display of blade setting <Replacement of blades <Processing of cable end 6-2Connector crimping procedure <Fixing the connector <Crimping external conductor <Insulation test <Conductivity test Chapter 7 Wiring 7-1Cable trunk and branch lines 7-2Relaying of trunk cables 7-3Cable wiring procedure in control panel [5] Grounding of power supply module 7-4Waterproof and insulation processing of connectors 7-5Wiring of cables at outside control panels 7-6Check after wiring 7-7Wiring method for adding a communication station [3] Notes No Reason 7-8Wiring to power supply module [2]JW-2PU Remarks留意点留意点 Chapter 8 Remote I/O 8-1Description of remote I/O Page 8-2Data transfer required time and communication timing (2)Communication timing ①Operational synchronous ②Operational asynchronous (2)Data flow with slave module (4)Voltage interruption time of slave module 8-3Outline of switch and parameter setting procedure (1) Switch setting of master module (JW-20CM) Operation procedure Turn master module and slave module power “OFF.” Remove the setting switch cover of master module JW-20CM Reference: Function of the termination resistance switch Page Switch setting end of master module (2) Switch setting of slave module (JW-20RS) Operation procedure All slave module in common for setting method Power “OFF” master/slave station Set output hold switch Remove the setting switch cover of master module JW-20RS Page Page Write in label Switch setting end of slave module (3)Parameter setting of slave module (JW-20RS) Page [I/O table registration in case of using JW-I/O] Turn “ON” the power of slave module Stop operation of remote I/O Reference Function of JW-13PG Writing to the EEPROM, start operation "Only when using ZW model I/O module ① Select "number of I/O byte checking" function [OCT (Octal), bytes] Set number of I/O bytes [DCM (decimal), word] "Only when manual I/O registration using the JW model I/O module Set number of dummy I/O points [HEX (hexadecimal), bytes] "Only when manual I/O registration using JW model I/O modules Set type of I/O module "Only when using JW model I/O modules Registration of I/O table "Only when using JW model I/O module ⑦ Set maximum rack and slot numbers [HEX (hexadecimal), bytes] Setting remote I/O top address [OCT (octal), word] [Operation method of I/O search (slave station): In case of JW-13PG] · Assign byte address · Assign rack number and slot number (4)Parameter setting of master module (JW-20CM) Page Parameter setting range <Fixed allocation <Manual allocation Turn “ON” the power of master module Set remote I/O operation mode [OCT (octal, word)] Set number of connected slave stations [DCM (decimal), byte] Set remote I/O top address Set remote I/O top address of slave station Set step OCT (octal), word MET (hexadecimal), byte Writing to the EEPROM of the JW-20CM,start operation "Only when using fixed allocation Enter the number of slave station I/O points Set blanks between stations [DCM (decimal), bytes] "Only when using manual allocation Enter the I/O top addresses of slave stations 02 to [OCT (octal), words] [Single address and continuous address] "Only when using manual allocation Enter the number of I/O bytes for each slave station "Only when the master station is a JW model Enter the I/O type for each slave station [Bit pattern, bytes] Enter the data register address Station number: OCT (octal), bytes of the special I/O module Rack and slot numbers: HEX (hexadecimal), bytes Number of data bytes: DCM (decimal), bytes ■Top register address 8-4Error and treatment Page Page Page Page Page Page Page Page Page Page Page Page Page Page Chapter 9 Data Link 9-1Description for data link function 9-2Communication method (2)Register link function V5 [2] Data link (Memory capacity save function) [3]Link function with specific station (F200/F201 link function) [4]SEND/RECEIVE function (1)Instruction system ■PC program V5 (2) Data memory starting system [Setting the contents in a communication information storage area] Area *Input Output Contents of bit Page Page (2)Communication delay time (3)Data transmission between master PC and slave PC [An example of synchronized transfer by OUT instruction] 9-4Expansion of network (2)Hierarchical link 9-5Switch setting of master station or slave station Remove the setting switch cover of network module JW-20CM Page Page Switch setting end 9-6Setting contents of slave station parameters Page Stop operation of data link “When PC is JW model and the SEND/RECEIVE function is used” Set time-outtime of SEND/RECEIVE function [DCM (decimal), byte] Set PC model of each station [HEX (hexadecimal), byte] V5 Select system in each channel in SEND/RECEIVE function 1. When using 1 channel alone Channel 2. When using connected channels (see page 10·2) of SEND/RECEIVE function “When PC is JW model and the memory capacity save function is used” Set the number of sending bytes of the relay link in save memory function Set the number of receiving bytes of register link in save memory function Set top address of relay link area File address: OCT (octal), word File number/flag: HEX (hexadecimal), byte Set register link area of register link area V5 Set whether the station number information should be output or not V5 Set top address of flag area Enter communication error detection interval [DCM (decimal), byte] Writing to the EEPROM of the JW-20CM,start operation [HEX (hexadecimal), byte] 9-7Setting contents of master station parameters Page [2]Communication area map JW-20CM Page [3] Setting procedure “Run” the slave station PC Turn “ON” the power of the master station PC and connect support tools Page [Example for setting] Data link function setting [HEX (hexadecimal), byte] Set number of connecting stations Set the "same" as or "different" from the master station: HEX (hexadecimal) , bytes Set top address of register link area on the master station File number: HEX (hexadecimal) , bytes Page Page Page Page Page Select system in each channel in SEND/RECEIVE function System 2. When using connected channels starting system of SEND/RECEIVE functions Set connection status of slave station [bit pattern, byte] Page Writing to the EEPROM of the JW-22CM,start operation [HEX (hexadecimal), byte] 9-8Error and treatment Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Chapter 10 Computer link 10-1Description for computer link 10-2Communication method 10-3Switch setting 10-4Command Read out current value of register/file register (1024 bytes max./ one time) Write in register/file register (1024 bytes max./ one time) Write in same data to register/file register Read out current value of timer/counter/MD Set/reset timer/counter (1 points unit) Read out current value of system memory (256 bytes max./one time) Write in system memory (256 bytes max./one time) Read out program memory (512 steps max./one time) Write in program memory (512 steps max./one time) Change the setting value of timer/counter (1 point unit) Read out operation status of PC Stop/restart operation of PC Read out program memory capacity Read out status of write mode Set write mode Read out bit status of parameter memory Set/reset bit of parameter memory Read out parameter memory contents Write in parameter memory Read out date (PC of JW model) Write in date (PC of JW model) Read out times (PC of JW model) Write in times (PC of JW model) Correct time (PC of JW model) Read out data by F-200instruction Write in data by F-201instruction Read out data by SEND instructions (PC of JW model) Read out data by RECEIVE instructions (PC of JW model) Chapter 11 Support Tools 11-1Record and load by ladder software (JW-50SP) ④Record onto a floppy diskette (2)Load ①Load to the personal computer ②Stop operation of the JW-22CM ③Load to the JW-20CM ④Start operation of the JW-20CM 11-2Remote function ①Function <Standard network connection 11<Expansion network connection ②Operation example <Expansion network connection (2)Parameter setting by remote function ① Connect the programmer to the network module ② Setting mode ③Assign the link ④Setting target station ⑥Setting parameter ⑦Writing to the EEPROM, start operation Chapter 12 Specifications 12-1 JW-20CM (2) Communication specifications Specification (3)Specifications of each function ① Specifications of remote I/O slave station ②Data link specifications ③ Computer link specifications 12-2 JW-20RS Chapter 13 Appendix 13-1Maintenance and check 13-2Switch setting table 13-3Parameter memory table Page Page Page Page Page ② Data link master station Page Page Page Page Page Page ③Data link slave station (2) JW-20RS Page Page 13-4Address map of data memory Page 13-5Instructions used with the F200 and F201 link function Write to a port Page F-201 Read from a port PORT → Page 13-6Application instruction using instruction system F-202 Open Channel OPCH F-204 Send Data SEND F-205 Receive Data RCV [Example 2] In case of reading data of 8 bytes to slave station 01(8)