11
SECTION 2
Constructing a Safety Network
2-1
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12
2-1-1
Establishing a New Safety Network . . . . . . . . . . . . . . . . . . . . . . . . .
12
2-1-2
Changing an Established Safety Network . . . . . . . . . . . . . . . . . . . .
15
2-2
Allocating Network Bandwidth Usage and Calculating the Best EPI . . . . . .
19
2-2-1
Checking the Network Bandwidth Used for Safety
I/O Communications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
19
2-2-2
Displaying Device Bandwidth Usage Conditions . . . . . . . . . . . . . .
20
2-2-3
Allocating Network Bandwidth Usage Rates and
Calculating Best EPI. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21
2-2-4
Example of EPI Calculations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
25
2-3
Calculating and Verifying the Reaction Time . . . . . . . . . . . . . . . . . . . . . . . . .
28
2-3-1
Concept of Reaction Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
28
2-3-2
Calculating the Maximum Reaction Time . . . . . . . . . . . . . . . . . . . .
29
2-3-3
Verifying the Maximum Reaction Time . . . . . . . . . . . . . . . . . . . . . .
33
Summary of Contents for DeviceNet Safety
Page 1: ...SYSTEM CONFIGURATION MANUAL Cat No Z905 E1 07 DeviceNet Safety...
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Page 5: ...DeviceNet Safety System Configuration Manual Revised July 2009...
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Page 11: ...ix TABLE OF CONTENTS Appendix 277 Glossary 333 Index 335 Revision History 339...
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Page 167: ...133 Safety Slave Settings Section 5 2...
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