Rockwell-automation 1734-485ASC POINT I/O ASCII User Manual Manuale Utente Scaricare il pdf (Pagina 55)

1 Publication 1734-UM009B-EN-P - July 2003

Chapter

Diagnostics

Using the Indicators

for Troubleshooting

Use these indicators to help you troubleshoot any problems with your

ASCII modules.

Table 3.1 Module Status Indicators

Indication Probable Cause

Module Status

Off No power applied to device.

Green Device operating normally.

Flashing Green Device needs commissioning due to configuration

missing, incomplete or incorrect.

Flashing Red Recoverable fault.

Red Unrecoverable fault may require device replacement.

Flashing

Red/Green

Device is in self-test.

Module

Status

Network

Status

1734

232ASC

NODE:

1734

232ASC

TxD

RxD

1734

485ASC

RS485

/ 422

ASCII

RxD

TxD

NODE:

Module Status

Network Status

43125

RS-232

Module Status

Network Status

RS-485

43490

1 2 ... 50 51 52 53 54 55 56 57 58 59 60 ... 75 76

POINT I/O ASCII 1
Important User Information 2
Rockwell Automation 3
Purpose of This Manual 5
Who Should Use 5
This Manual 5
Related Products and 6
Documentation 6
Preface 4 8
Table of Contents 9
Table of Contents ii 10
Installing the ASCII Module 11
Installing an I/O Module 13
Installing the Removable 14
Terminal Block 14
Removing a Mounting Base 15
1734-485ASC Module 16
Wiring the 16
1734-232ASC Module 16
CG = Chassis Ground 17
Cable Pinouts for 18
Standard DB Connectors 18
How to Install a Serial 18
How to Read Serial Device 19
Input Data from the 19
ASCII Module 19
How to Write Serial Output 20
Data to the ASCII Module 20
Setting Up DeviceNet 21
Communications 21
Operating Mode Selections 24
Pad vs. No Pad Option 25
Configuring Your ASCII Module 27
Configuration Overview 28
What Does Auto Start Mode Do? 29
Setting the ASCII 32
Module’s Parameters 32
Checking I/O Status and 34
Viewing the EDS File 34
Configuration Assembly 35
Parameter List 36
POINT I/O Parameters 41
Setting Up and Using Pad Mode 42
Transmit Byte Swapping 43
Receive Byte Swapping 43
Receive String Data Type 44
Status Byte Description 46
Transmitting Serial Data to 47
Transmitting Serial Data 52
Diagnostics 55
3-2 Diagnostics 56
Specifications 57
°C (-4 to 131°F) 58
°C (-40 58
°C or greater 59
A-4 Specifications 60
Appendix 61
About These Examples 61
EDS Configuration 62
DeviceNet Data Details 63
1 69
2 70
3 71
4 72
How Are We Doing? 73
BUSINESS REPLY MAIL 74

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