Allen-Bradley 1771-QDC Manuals

Manuals and User Guides for Allen-Bradley 1771-QDC. We have 1 Allen-Bradley 1771-QDC manual available for free PDF download: Manual

Allen-Bradley 1771-QDC Manual (197 pages)

Plastic Molding Module

Brand: Allen-Bradley | Category: Control Unit | Size: 0.89 MB

Table of Contents
4
Use this Preface
7
Manual Objectives
7
Audience
8
Use of Terms
8
Related Publications
10
Overview of Inject Mode
12
Chapter Objectives
12
Inject Mode Operation
12
Install the QDC Module
20
Chapter Objectives
20
Record I/O Ranges
20
Set Module Jumper Plugs
21
Key Your I/O Chassis
24
Install the QDC Module
24
Wire the QDC Module
25
Ground and Shield Your I/O Devices
28
Plan for E Stops and Machine Interlocks
30
Configure the QDC Module's I/O
32
Chapter Objectives
32
Use Worksheets to Select Module Parameters and I/O Ranges
32
Determine Initial Sensor Configuration Values
35
Download MCC Values to the QDC Module
37
Use Set Output Operation to Move the Ram (Screw)
39
Complete Your Sensor Configuration
40
Select Optional Configurations
45
Overview of Remaining Configuration Procedures
49
Chapter Objectives
49
Configuration Concepts
49
Special Command and Status Blocks
50
Overview of Remaining Configuration Procedures
50
Enter Data Table Values and Download Command Blocks
52
Jog Your Machine
55
Chapter Objectives
55
About Jogging
55
Use These Worksheets
55
Determine Initial Jog Values
56
Write Ladder Logic
59
Jog Your Ram (Screw)
61
Configure Jogs for the Clamp and Ejector
61
Jog Your Clamp and Ejector
64
Select Command and Status Bits to Sequence
65
Machine Operation
65
Chapter Objectives
65
Assess Your Logic Requirements
65
Use Command and Status Bit Tables
66
Load Initial Configuration Values
70
Chapter Objectives
70
Use These Worksheets
71
Procedure to Determine and Enter Initial Values
81
For Your Control Valves
81
Select the Type of PID Algorithm
83
Set Values for Expert Response Compensatione (ERC)
84
Determine Unselected Valve Set Output Values
84
Set Your Acceleration/Deceleration Ramp Rates
86
Determine Set Output Values for End of Profiles
87
Set Pressure Control Limits
88
Set Velocity Control Limits
91
Set RPM Control Limits
92
Enter and Download Your Worksheet Values
95
Load Initial Profile Values
96
Chapter Objectives
96
Use These Worksheets
96
Determine and Record Setpoints for the Injection Profile (IPC)
97
Determine Bit Selections for Worksheet 8
99
Enter and Download Your Worksheet Values
104
Determine and Record Setpoints for the Pack/Hold Profile (HPC)
104
Determine Bit Selections for Worksheet 8
107
Determine Word Values for Worksheet 8
109
Enter and Download Your Worksheet Values
110
Determine and Record Setpoints for Plastication Profile (PPC)
111
Determine Bit Selections for Worksheet 8
113
Determine Word Values for Worksheet 8
114
Enter and Download Your Worksheet Values
117
Span Your Valves
118
Chapter Objectives
118
Referenced Worksheets
118
Span Your Injection Pressure Valve
120
Span Your Injection Velocity Valve
125
Span Your Pack and Hold Pressure Valves
130
Span Your Plastication Pressure Valve
137
Span Your Plastication RPM Valve
143
Tune Your Machine for Producing Parts
147
Chapter Objectives
147
Closed Loop Control
148
Tune Closed Loop Pressure Control
148
Tune Closed Loop Velocity Control
151
Tuning Considerations for Production Parts
154
Profile Requirements
154
Cushion, Shot Size, and Transition Setpoints
157
Unselected Valve Set Output Values
159
Logical Bridges and End of Profile Set Output Values
161
Decompression Pullback
162
Acceleration and Deceleration Ramp Rates
162
Watchdog Timer and Profile Offsets
164
Pressure Alarm Setpoints
164
Pressure Limited Injection Velocity Vs. Position
165
Expert Response Compensation
167
Troubleshoot with Leds
168
Chapter Objectives
168
Use Leds to Troubleshoot Your QDC Module
168
Module Calibration
169
Blank Worksheets
170

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Allen-Bradley 1771-QDC Manuals

Allen-Bradley 1771-QDC Manual (197 pages)

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