AS 4024.2-1998

1 - AS 4024.2-1998 SAFEGUARDING OF MACHINERY - INSTALLATION AND COMMISSIONING REQUIREMENTS FOR ELECTRO-SENSITIVE SYSTEMS...
4 - PREFACE
5 - CONTENTS
7 - SECTION 1 SCOPE AND GENERAL
7 - 1.1 SCOPE
7 - 1.2 OBJECTIVE
7 - 1.3 APPLICATION
7 - 1.4 REFERENCED DOCUMENT
7 - 1.5 DEFINITIONS
7 - 1.5.1 Actuation (of protective equipment)
8 - 1.5.2 Approach
8 - 1.5.3 Blanking
8 - 1.5.4 Detection capability
8 - 1.5.5 Detection zone
8 - 1.5.6 Direction of approach
8 - 1.5.7 Electro-sensitive protective equipment (ESPE)
8 - 1.5.8 Hazardous area
8 - 1.5.9 Muting
8 - 1.5.10 Overall system stopping performance
8 - 1.5.11 Residual risk
8 - 1.5.12 Safety distance
8 - 1.5.13 Safety measure
9 - 1.6 GENERAL
10 - SECTION 2 RISK ASSESSMENT
10 - 2.1 GENERAL
10 - 2.2 RISK ASSESSMENT
12 - 2.3 DOCUMENTATION
13 - SECTION 3 SAFETY DISTANCES
13 - 3.1 GENERAL
13 - 3.2 SAFETY DISTANCE
14 - 3.3 LOCATION OF ELECTRO-SENSITIVE PROTECTIVE EQUIPMENT
14 - 3.4 METHODOLOGY
16 - 3.5 GENERAL EQUATION FOR CALCULATING MINIMUM DISTANCES
16 - 3.6 CALCULATING MINIMUM DISTANCES FOR ELECTRO-SENSITIVE PROTECTIVE EQUIPMENT EMPLOYING ACTIVE OPTOELECTRONIC PROTECTIVE DEVICES
16 - 3.6.1 General
16 - 3.6.2 Direction of approach normal to the detection zone
24 - 3.6.3 Direction of approach parallel to the detection zone (see Figure 3.9)
26 - 3.6.4 Direction of approach angled to the detection zone (see Figure 3.11)
28 - 3.6.5 Dual position equipment
29 - 3.7 CALCULATING SAFETY DISTANCES FOR FLOOR LEVEL ELECTRO-SENSITIVE PROTECTIVE EQUIPMENT
29 - 3.7.1 General method
29 - 3.7.2 Walking speeds and stride lengths
30 - 3.7.3 Floor mounting
30 - 3.7.4 Step mounting
30 - 3.8 BLANKING
30 - 3.8.1 General
30 - 3.8.2 Requirements
30 - 3.8.3 Blanking techniques
30 - 3.8.4 Visual indicators
31 - SECTION 4 SAFETY-RELATED CONTROL SYSTEMS
31 - 4.1 SAFETY-RELATED CONTROL SYSTEMS FITTED WITH ELECTRO-SENSITIVE PROTECTIVE EQUIPMENT
31 - 4.2 ELECTRO-SENSITIVE PROTECTIVE EQUIPMENT USED AS A MACHINE-START INTERLOCK
32 - 4.3 NORMAL START OPERATION
32 - 4.3.1 General
32 - 4.3.2 Position
32 - 4.3.3 Warning signals
32 - 4.4 MUTING
32 - 4.4.1 General
33 - 4.4.2 Requirements
33 - 4.4.3 Visual indicators
34 - SECTION 5 FUNCTIONAL REQUIREMENTS OF ADDITIONAL SAFETY-RELATED CONTROL SYSTEMS
34 - 5.1 GENERAL
34 - 5.2 SAFETY MONITORING DEVICES
34 - 5.2.1 Functional requirements
37 - 5.2.2 Fault condition requirements
37 - 5.3 STOPPING PERFORMANCE MONITOR
37 - 5.3.1 Functional requirements
38 - 5.3.2 Fault condition requirements
38 - 5.3.3 Marking
38 - 5.4 SECONDARY SWITCHING DEVICE
38 - 5.4.1 Functional requirements
38 - 5.4.2 Fault condition requirements
38 - 5.5 START INTERLOCK
38 - 5.5.1 Functional requirements
38 - 5.5.2 Fault condition requirements
38 - 5.6 RESTART INTERLOCK
38 - 5.6.1 Functional requirements
39 - 5.6.2 Fault condition requirements
39 - 5.7 MUTING
39 - 5.7.1 Functional requirements
39 - 5.7.2 Fault condition requirements
39 - 5.8 ELECTRO-SENSITIVE PROTECTIVE EQUIPMENT USED AS A MACHINE-RESTART DEVICE
39 - 5.8.1 General
40 - 5.8.2 Functional requirements
40 - 5.8.3 Fault condition requirements
41 - SECTION 6 COMMISSIONING AND TESTING
41 - 6.1 SCOPE OF SECTION
41 - 6.2 DOCUMENTATION
41 - 6.3 FREQUENCY OF TESTING
41 - 6.4 COMMISSIONING EXAMINATION AND TESTS
41 - 6.4.1 General
41 - 6.4.2 Performance
41 - 6.4.3 Additional requirements
42 - 6.5 SIX- OR TWELVE-MONTHLY EXAMINATION, INSPECTION AND TEST PROCEDURE
42 - 6.5.1 General
42 - 6.5.2 Performance
42 - 6.5.3 Additional requirements
43 - 6.6 TESTS TO BE CARRIED OUT DAILY AND AFTER SETTING
43 - 6.6.1 General
43 - 6.6.2 Performance
43 - 6.6.3 Additional requirements
43 - 6.7 TESTING OF OPTIONAL REQUIREMENTS
43 - 6.7.1 Safety monitoring device
44 - 6.7.2 Stopping performance monitor
44 - 6.7.3 Secondary switching device
44 - 6.7.4 Start interlock
45 - 6.7.5 Restart interlock
45 - 6.7.6 Muting
45 - 6.7.7 Electro-sensitive protective equipment used as machine restart
46 - APPENDIX A - WORKED EXAMPLES OF SAFETY DISTANCES
46 - A1 WORKED EXAMPLES
46 - A2 EXAMPLE 1
46 - A3 EXAMPLE 2
46 - A4 EXAMPLE 3
46 - A4.1 Introduction
46 - A4.2 Vertical application
47 - A4.3 Horizontal application
47 - A5 EXAMPLE 4
48 - A6 EXAMPLE 5
48 - A6.1 General
48 - A6.2 Safety distance calculation
48 - A6.3 Height determination for equipment normal to approach
48 - A6.4 Height determination for equipment parallel to approach
49 - A7 EXAMPLES COMPARING DIFFERENT DEVICES
49 - A7.1 Example 6
50 - A7.2 Example 7
53 - APPENDIX B - GUIDANCE FOR THE SELECTION OF CATEGORIES
53 - B1 SCOPE
53 - B2 METHOD
53 - B3 GUIDANCE IN SELECTING PARAMETERS S, F AND P FOR RISK ESTIMATION
53 - B3.1 Severity of injury (S1 and S2)
53 - B3.2 Frequency or exposure time to the hazard (F1 and F2)
54 - B3.3 Possibility of avoiding the hazards (P1 and P2)
54 - B4 DESIGN OF SAFETY RELATED PARTS OF CONTROL SYSTEMS
54 - B4.1 The safety related parts of control systems
56 - B4.2 Category specification
60 - APPENDIX C - SAFETY DISTANCES FOR ANGLED OR NORMAL APPROACH
60 - C1 GENERAL
60 - C2 METHOD
60 - C2.1 For angled approach
62 - C2.2 Approach normal to the detection zone