JW-21MN
JW-21MN
Wiring Compel
Safety Precautions
Installation
Use
Maintenance Prohibit
ME-NET Module JW-21MN
Table of contents
Description for Computer Link Operation 10-1 to
Setting of Switches and Parameter 11-1 to
Errors and Countermeasures 12-1 to
Appendix 16-1 to
Support Tools 14-1 to Specifications 15-1 to
13-1
Computer link function
Features and Functions
Data link function
Wiring
Installation
Connector
Treatment
Maintenance
Static electricity
Allocation of relay number
JW20H JW-21MN JW-21MN JW30H
System Configuration
Front view
Name and Function of Each Part
Remarks
Installation
Installation procedure
Name Model Maker
Processing of Cables
Processing cable end
Removal of coating, external conductor, and insulator
Fine adjustment of blade cutting depth
Cutting of coating, external conductor, and insulator
Processing of cable end
Display of blade setting
Connector ME-GP-01 Processing procedure Insert a sleeve
Connector crimping procedure
Required tools Hand-held crimping tool
Crimping contact
Conductivity test
Fixing the connector
Insulation test
Relaying of trunk cables
Wiring Method
Cable trunk and branch lines
Cable wiring procedure in control panel
Page
Branch connector
Waterproof and insulation processing of connectors
Straight connector
Remarks
Check after wiring
Wiring of cables at outside control panels
Station number of the additional station
Branching method
Reason
Memory address map against JW20/JW20H
Memory Address on the ME-NET
Memory address for data links
JW30H address ME-NET address
Memory address map against JW30H
JW20/20H ME-NET address Capacity
Memory addresses for computer links
JW30H address ME-NET address Capacity Remarks
Communication method
Description for Data Link Operation
Data link Standard function
Relay link
Register link
Setting item Set location
Data link Save memory function
Required transmission time
Required transmission time and communication delay time
Communication delay time
An example of synchronized transfer by OUT instruction
Data transmission between master PC and slave PC
Case of mounting 4 sets of JW-21MN
Multiple installation of the JW-21MN
Expansion of network
Hierarchical link
Optional commands
Basic commands
Description for Computer Link Operation
Computer link function
10-2
Basic commands
Communication format, basic pattern
Optional commands
10-3
Read free memory size
Write mode assignment None Communication format
Monitor TMR, CNT, and MD
10-4
10-5
Reading PC mode
Setting PC mode
10-6
Reading system memory
Writing system memory
Write mode assignment 1 or Communication format
Setting date
Reading date
10-7
10-8
Setting time
Reading time
10-9
Correct clock time
Monitor step status JW20/JW20H only
Read the optional parameters
Write mode assignment
Set the optional parameters
10-10
10-11
Read the special I/O parameters
Set the special I/O parameters
10-12
Release the secret function, register password JW30H only
Set the secret function JW30H only
10-13
Check the secret function JW30H only
10-14
Response on error
11-1
Setting of Switches and Parameter
Operation procedure
Mode switch Mode
Switch setting of master station and slave station
Module No. switch Unit no
11-2
Termination resistance switch LT
Station number switch STA no
11-3
Reference Need for the termination resistance
11-4
Shield ground switch LG
Setting contents of master station parameters
Value H
11-6
Parameter for setting in slave station
Parameter for setting in master station
Communication area map
11-7
11-8
11-9
+ ｈ
Maser station Slave station Standard Save memory
Example for setting
11-10
11-11
When master station PC is JW20/JW20H
11-12
When master station PC is JW30H
11-13
Setting procedure
Stop operation of data link HEX hexadecimal, byte
11-14
Example Stop operation of data link HEX hexadecimal, byte
11-15
Data link function setting HEX hexadecimal, byte
Set number of connecting stations DCM decimal, byte
Set top address of register link area on the master station
11-16
Set in parameter addresses 005000 to
11-17
11-18
Set connection status of slave station Bit pattern, byte
11-19
11-20
PC operation
11-21
11-22
Setting item
Contents
When PC is JW20/JW20H
Setting range of flag area
When PC is JW30H
11-23
11-24
11-25
Turn on the power of slave station PC Connect support tools
11-26
11-27
11-28
Indication lamps
Errors and Countermeasures
12-1
Details Measure
Remark
Flag
12-3
Case of a master station
Communication monitor flag
Operation condition monitor flag
12-4
Case of slave station 01 to
12-5
Monitor operation condition by each station PC
12-6
Storage of error code
System memory #160 to 167 self diagnosis error code
System memory #170 to 177 option module error code
System memory #150 monitor error switch number
12-7
12-8
Error history
13-1
Replacement of the JW-21MN
14-1
Support Tools
Record and load by ladder software JW-92SP, JW-50SP Record
14-2
Load
Load to the personal computer
Stop operation of the JW-21MN
General specifications
Specifications
Communication specifications
Specification
Standard function Specifications
Data link specifications
Save memory function Specifications
15-2
15-3
Computer link specifications
Outside dimensional drawings
16-1
Maintenance and check
Appendix
16-2
Recovery method at communication errors
Check flow chart
16-3
Check cable/connector
Cause Countermeasure
16-4
007764 to
16-5
Check items of cables and connectors
Switches required check in the JW-21MN
16-6
Other cases
Identify the error station
Check the errors timing
When identification of the cause is difficult
16-7
Master station
Table of parameter memory
16-8
16-9
Set contents Setting method value, example
16-10
16-11
Slave station 01 to
16-12
16-13
Special functions unique to the JW-21MN
Remote programming and remote monitor
Support tool Opposite module Connection module
Function Standard network connection
16-14
Expansion network connection
Operation example
16-15
Network setting
16-16
Parameter setting by remote function
When used with a computer link
Alphabetical Index
Operation procedure
Waterproof and insulation processing of connectors
