1 - AS/NZS 3087.1:2003 TELECOMMUNICATIONS INSTALLATIONS-GENERIC CABLING SYSTEMS - SPECIFICATION FOR THE TESTING OF BALANCED...
4 - PREFACE
5 - CONTENTS
9 - 1 Scope
9 - 2 Normative references
10 - 3 Definitions
10 - 3.1 cable assembly
10 - 3.2 attenuation (insertion loss, composite loss, operational attenuation and S21)
10 - 3.3 reflection coefficient
11 - 3.4 return loss
11 - 3.5 electrical length
11 - 3.6 propagation delay
11 - 3.7 minimum static bending radius
11 - 3.8 dynamic bending radius
11 - 3.9 screening attenuation (of the cable assembly)
11 - 3.10 coupling attenuation
11 - 3.11 unbalance attenuation
12 - 3.12 near-end cross-talk (NEXT)
12 - 3.13 far-end cross-talk (FEXT)
12 - 3.14 equal level far-end cross-talk (ELFEXT)
12 - 3.15 comparative test
12 - 3.16 nominal impedance
12 - 3.17 reference plane
12 - 3.18 power sum (NEXT & FEXT & ELFEXT)
12 - 3.19 delay skew
12 - 3.20 output signal balance (OSB)
12 - 3.21 d.c. loop resistance
13 - 4 Reference measurement procedures for electrical properties
13 - 4.1 Introduction
13 - 4.2 Test equipment considerations
13 - 4.2.1 Network analyzer test requirements
13 - 4.2.2 Termination of conductor pairs
14 - 4.2.3 Reference loads for calibration
15 - 4.2.4 Test configurations
15 - 4.2.5 Coaxial cables and test leads for network analyzers
16 - 4.2.6 Balun requirements
17 - 4.2.7 Network analyzer measurement precautions
18 - 4.2.8 Data reporting and accuracy
18 - 4.3 DC loop resistance
18 - 4.3.1 Object
18 - 4.3.2 Test method
19 - 4.3.3 Test equipment and set-up
19 - 4.3.4 Procedure
19 - 4.3.5 Calibration
19 - 4.3.6 Test report
19 - 4.3.7 Uncertainty
20 - 4.4 Attenuation
20 - 4.4.1 Object
20 - 4.4.2 Test method
20 - 4.4.3 Test equipment and set-up
20 - 4.4.4 Procedure
21 - 4.4.5 Test report
21 - 4.4.6 Temperature correction
21 - 4.4.7 Uncertainty
21 - 4.5 Propagation delay and delay skew
21 - 4.5.1 Object
21 - 4.5.2 Test method
22 - 4.5.3 Test equipment and set-up
22 - 4.5.4 Procedure
22 - 4.5.5 Test report
22 - 4.5.6 Uncertainty of propagation delay and delay skew measurements
22 - 4.6 Near-end cross-talk (NEXT) pair-to-pair and power sum
23 - 4.6.1 Object
23 - 4.6.2 Test method
23 - 4.6.3 Test equipment and set-up
23 - 4.6.4 Procedure
24 - 4.6.5 Test report
24 - 4.6.6 Uncertainty of NEXT measurements
24 - 4.7 Far-end cross-talk (FEXT) 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
25 - 4.7.4 Procedure
26 - 4.7.5 Test report
26 - 4.7.6 Uncertainty of FEXT measurements
26 - 4.8 Equal level far-end cross-talk (ELFEXT)
26 - 4.8.1 Object
26 - 4.8.2 Calculation
27 - 4.8.3 Test report
27 - 4.8.4 Uncertainty of ELFEXT measurements
27 - 4.9 Return loss
27 - 4.9.1 Object
27 - 4.9.2 Test method
27 - 4.9.3 Test equipment and set-up
28 - 4.9.4 Procedure
28 - 4.9.5 Test report
28 - 4.9.6 Uncertainty of return loss measurements
28 - 4.10 Unbalance attenuation
29 - 4.11 Coupling attenuation
29 - 5 Field test measurement requirements for electrical properties
29 - 5.1 Introduction
29 - 5.2 Cabling configurations tested
29 - 5.3 Field test parameters
29 - 5.3.1 General
30 - 5.3.2 Inspection of workmanship and connectivity testing
31 - 5.3.3 Propagation delay and delay skew
31 - 5.3.4 Length
32 - 5.3.5 Attenuation
32 - 5.3.6 Pair-to-pair NEXT loss, power sum NEXT loss
33 - 5.3.7 Pair-to-pair ELFEXT loss, power sum ELFEXT loss
33 - 5.3.8 Return loss
33 - 5.3.9 DC loop resistance
34 - 5.4 Data reporting and accuracy
34 - 5.4.1 General
35 - 5.4.2 Detailed results
35 - 5.4.3 Summary results
38 - 5.5 Field measurement procedures
38 - 5.5.1 General
38 - 5.5.2 Consistency checks for field testers
38 - 5.5.3 Repeatability of tests on a reference link
38 - 5.5.4 Repeatability of tests by testing the same link in opposite directions
39 - 5.5.5 Administration
39 - 5.5.6 Test equipment connectors and cords
39 - 5.5.7 User cords
39 - 6 Field tester measurement accuracy requirements
39 - 6.1 General
41 - 6.2 Measurement accuracy specification for field tester performance levels
46 - 6.2.1 Field test equipment requirements for propagation delay
46 - 6.2.2 Field test equipment requirements for delay skew
46 - 6.2.3 Field test equipment requirements for length
46 - 6.2.4 Field test equipment requirements for loop d.c. resistance
47 - 6.3 Procedures for determining field tester parameters
47 - 6.3.1 General
47 - 6.3.2 Output signal balance (OSB)
47 - 6.3.3 Common mode rejection (CMR)
48 - 6.3.4 Residual NEXT loss
49 - 6.3.5 Dynamic accuracy
49 - 6.3.6 Source/load return loss
50 - 6.3.7 Random noise floor
50 - 6.3.8 Residual FEXT loss
51 - 6.3.9 Directivity
51 - 6.3.10 Tracking
52 - 6.3.11 Source match
52 - 6.3.12 Return loss of remote termination
52 - 6.3.13 Constant error term of the propagation delay measurement function
52 - 6.3.14 Error constant proportional to propagation delay of the propagation delay measurement function
53 - 6.3.15 Constant error term of the delay skew measurement function
53 - 6.3.16 Constant error term of the length measurement function
53 - 6.3.17 Error constant proportional to length of the length measurement function
53 - 6.3.18 Constant error term of the d.c. resistance measurement function
53 - 6.3.19 Error constant proportional to d.c. resistance of the d.c. resistance measurement function
53 - 6.3.20 Procedure to verify test cable performance
53 - 6.3.21 Procedure to verify test adapter performance
54 - 6.4 Measurement error models
54 - 6.4.1 General
54 - 6.4.2 Error model for the attenuation measurement function of field test equipment
55 - 6.4.3 Error model for the pair-to-pair NEXT loss measurement function of field test equipment
55 - 6.4.4 Error model for the power sum NEXT loss measurement function of field test equipment
55 - 6.4.5 Error model for the pair-to-pair ELFEXT loss measurement function of field test equipment
57 - 6.4.6 Error model for the power sum ELFEXT loss measurement function of field test equipment
57 - 6.4.7 Error model for the return loss measurement function of field test equipment
58 - 6.4.8 Error model for the propagation delay measurement function of field test equipment
58 - 6.4.9 (ex6.4.1.8) Error model for the delay skew measurement function of field test equipment
58 - 6.4.10 Error model for the length measurement function of field test equipment
58 - 6.4.11 Error model for the d.c. loop resistance measurement function of field test equipment
58 - 6.5 Network analyzer measurement comparisons
58 - 6.5.1 General
59 - 6.5.2 Adapters
61 - 6.5.3 Comparison methods