AS/NZS IEC 61935.1:2006

1 - AS/NZS IEC 61935.1:2006 TESTING OF BALANCED COMMUNICATION CABLING IN ACCORDANCE WITH ISO/IEC 11801 - INSTALLED CABLING
4 - PREFACE
5 - CONTENTS
7 - INTRODUCTION
9 - 1 Scope
9 - 2 Normative references
10 - 3 Terms and definitions
13 - 4 Reference measurement procedures for electrical properties
13 - 4.1 General
13 - 4.2 Test equipment considerations
13 - 4.2.1 Network analyser test requirements
13 - 4.2.2 Termination of conductor pairs
14 - 4.2.3 Reference loads for calibration
14 - 4.2.4 Test configurations
16 - 4.2.5 Coaxial cables and test leads for network analysers
16 - 4.2.6 Balun requirements
18 - 4.2.7 Network analyser measurement precautions
18 - 4.2.8 Data reporting and accuracy
19 - 4.3 DC loop resistance
19 - 4.3.1 Object
19 - 4.3.2 Test method
19 - 4.3.3 Test equipment and set- up
19 - 4.3.4 Procedure
20 - 4.3.5 Test report
20 - 4.3.6 Uncertainty
20 - 4.4 Direct current ( d. c.) resistance unbalance
20 - 4.4.1 Object
21 - 4.4.2 Test equipment and set- up
21 - 4.4.3 Procedure
21 - 4.4.4 Test report
21 - 4.4.5 Uncertainty
22 - 4.5 Insertion loss
22 - 4.5.1 Object
22 - 4.5.2 Test method
22 - 4.5.3 Test equipment and set- up
23 - 4.5.4 Procedure
23 - 4.5.5 Test report
23 - 4.5.6 Temperature correction
23 - 4.5.7 Uncertainty
23 - 4.6 Propagation delay and delay skew
23 - 4.6.1 Object
24 - 4.6.2 Test method
24 - 4.6.3 Test equipment and set-up
24 - 4.6.4 Procedure
25 - 4.6.5 Test report
25 - 4.6.6 Uncertainty of propagation delay and delay skew measurements
25 - 4.7 Near- end crosstalk ( NEXT), pair to pair and power sum
25 - 4.7.1 Object
25 - 4.7.2 Test method
25 - 4.7.3 Test equipment and set- up
26 - 4.7.4 Procedure
27 - 4.7.5 Test report
27 - 4.7.6 Uncertainty of NEXT measurements
27 - 4.8 Attenuation to crosstalk ratio ( ACR), pair to pair and power sum
27 - 4.8.1 Object
28 - 4.8.2 Test method
28 - 4.8.3 Test equipment and set- up
28 - 4.8.4 Procedure
28 - 4.8.4.1 Calculation
28 - 4.8.5 Test report
28 - 4.8.6 Uncertainty of ACR measurements
28 - 4.9 Far- end crosstalk ( FEXT), pair to pair and power sum
29 - 4.9.1 Object
29 - 4.9.2 Test method
29 - 4.9.3 Test equipment and set- up
30 - 4.9.4 Procedure
30 - 4.9.5 Test report
30 - 4.9.6 Uncertainty of FEXT measurements
31 - 4.10 Equal level far- end crosstalk ( ELFEXT)
31 - 4.10.1 Object
31 - 4.10.2 Calculation
31 - 4.10.3 Test report
31 - 4.10.4 Uncertainty of ELFEXT measurements
31 - 4.11 Return loss
32 - 4.11.1 Object
32 - 4.11.2 Test method
32 - 4.11.3 Test equipment and set- up
32 - 4.11.4 Procedure
33 - 4.11.5 Test report
33 - 4.11.6 Uncertainty of return loss measurements
33 - 4.12 Unbalance attenuation
33 - 4.13 Coupling attenuation
33 - 5 Field test measurement requirements for electrical properties
33 - 5.1 General
34 - 5.2 Cabling configurations tested
34 - 5.3 Field test parameters
34 - 5.3.1 General
34 - 5.3.2 Inspection of workmanship and connectivity testing
36 - 5.3.3 Propagation delay and delay skew
36 - 5.3.4 Length
37 - 5.3.5 Insertion loss
37 - 5.3.6 Pair to pair Next, power sum Next
38 - 5.3.7 ACR ( pair- to- pair and power sum)
39 - 5.3.8 Pair- to- pair ELFEXT, power sum ELFEXT
39 - 5.3.9 Return loss
39 - 5.3.10 Direct current ( d. c.) loop resistance
40 - 5.4 Data reporting and accuracy
40 - 5.4.1 General
41 - 5.4.2 Detailed results
41 - 5.4.3 Summary results
46 - 5.5 Field measurement procedures
46 - 5.5.1 General
46 - 5.5.2 Consistency checks for field testers
46 - 5.5.3 Evaluation of consistency tests
46 - 5.5.4 Administration system applicability
46 - 5.5.5 Test equipment adapter cords for link testing
47 - 5.5.6 User cords and channel testing
47 - 6 Field tester measurement accuracy requirements
47 - 6.1 General
49 - 6.2 Measurement accuracy specifications common to level IIE, level III and level IV field testers
49 - 6.3 Accuracy performance requirements for level IIE field testers
51 - 6.4 Accuracy performance requirements for level III field testers
53 - 6.5 Accuracy performance requirements for level IV field testers
55 - 6.6 Procedures for determining field tester parameters
55 - 6.6.1 General
55 - 6.6.2 Output signal balance ( OSB)
56 - 6.6.3 Common mode rejection ( CMR)
57 - 6.6.4 Residual NEXT
58 - 6.6.5 Dynamic acuracy
59 - 6.6.6 Source/ load return loss
59 - 6.6.7 Random noise floor
59 - 6.6.8 Residual FEXT
60 - 6.6.9 Directivity
61 - 6.6.10 Tracking
61 - 6.6.11 Source match
61 - 6.6.12 Return loss of remote termination
62 - 6.6.13 Constant error term of the propagation delay measurement function
62 - 6.6.14 Error constant proportional to propagation delay of the propagation delay measurement function
62 - 6.6.15 Constant error term of the delay skew measurement function
62 - 6.6.16 Constant error term of the length measurement function
62 - 6.6.17 Error constant proportional to length of the length measurement function
63 - 6.6.18 Constant error term of the d. c. resistance measurement function
63 - 6.6.19 Error constant proportional to d. c. resistance of the d. c. resistance measurement function
63 - 6.7 Measurement error models
63 - 6.7.1 General
69 - 6.8 Network analyser measurement comparisons
69 - 6.8.1 General
69 - 6.8.2 Adapters
72 - 6.8.3 Comparison methods
76 - Bibliography