AutomationDirect DURAPULSE Series User Manual page 12

Table of Contents
Chapter 5: DURA
Communications Parameters Summary . . . . . . . . . . . . . . . . . .5-2
DURA Parameter Memory Addresses . . . . . . . . . . . . . . . . . . . . .5-4
PULSE
DURA Status Addresses . . . . . . . . . . . . . . . . . . . . . . . . . .5-11
PULSE
Communicating with AutomationDirect PLCs . . . . . . . . . . . .5-14
Step 1: Choose the Appropriate CPU . . . . . . . . . . . . . . . . . . . . . .5-14
Step 2: Make the Connections . . . . . . . . . . . . . . . . . . . . . . . . . . .5-14
Step 3: Set AC Drive Parameters . . . . . . . . . . . . . . . . . . . . . . . . .5-19
Step 4: Configure the PLC CPU . . . . . . . . . . . . . . . . . . . . . . . . . .5-19
CLICK Modbus Ladder Programming . . . . . . . . . . . . . . . . . .5-23
Separate Run Command Write Instruction . . . . . . . . . . . . . . . . . .5-23
Block Transfer Parameters for Modbus Programs . . . . . . . . . . . . . .5-23
CLICK Communication Program - (for CLICK PLCs) . . . . . . . . . . .5-24
DirectLOGIC Modbus Ladder Programming . . . . . . . . . . . . .5-38
Separate Run Command Write Instruction . . . . . . . . . . . . . . . . . .5-38
Block Transfer Parameters for Modbus Programs . . . . . . . . . . . . . .5-38
DirectLOGIC Basic Communication Program - start with this code 5-39
Programming Differences for DirectLOGIC PLCs . . . . . . . . . . . . . .5-40
DL MRX/MWX Communication Program
- for DL06 & D2-260 PLCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-41
DL RX/WX Communication Program
- for DL05, D2-250(-1), D4-450 . . . . . . . . . . . . . . . . . . . . . . . . . .5-54
Communicating with Third-party Devices . . . . . . . . . . . . . . .5-67
Common Third-party MODBUS RTU Masters . . . . . . . . . . . . . . . .5-67
Data Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-68
Communication Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-69
CMD (Command code) and DATA (data characters) . . . . . . . . . . .5-70
Comm Delay - Optimizing Communications . . . . . . . . . . . .5-74
Optimizing Communications to GS Drives . . . . . . . . . . . . . . . . . .5-74
Types of Messages Sent to GS Drives . . . . . . . . . . . . . . . . . . . . . .5-75
Additional Message Delay Times . . . . . . . . . . . . . . . . . . . . . . . . . .5-76
Communication Delay Summary . . . . . . . . . . . . . . . . . . . . . . . . . .5-78
c-4 DURA
PULSE
MODBUS Communications . . . . . .5-1
PULSE
AC Drive User Manual 1st Ed. Rev. D 05/2013