Nortech PD130 - Default Chapter; Table of Contents

301UM0030_01 PD130 Enhanced Vehicle Detector User Manual Page: 2 of 29
Table of Contents
1. INTRODUCTION ........................................................................................................................................ 5
2. TECHNICAL DATA ................................................................................................................................... 6
2.1 Functional Data ...................................................................................................................................... 6
2.2 Electrical Data ........................................................................................................................................ 7
2.3 Environmental Data ................................................................................................................................ 7
2.4 Mechanical Data ..................................................................................................................................... 7
2.5 Approvals ................................................................................................................................................ 8
3. OPERATING PROCEDURE ...................................................................................................................... 9
3.1 Hardware Set-Up .................................................................................................................................... 9
3.2 Switch Setting Selections ....................................................................................................................... 9
3.2.1 Frequency Switch ............................................................................................................................ 9
3.2.2 Sensitivity ...................................................................................................................................... 10
3.2.3 Automatic Sensitivity Boost ........................................................................................................... 10
3.2.4 Filter Mode .................................................................................................................................... 10
3.2.5 Pulse Relay ................................................................................................................................... 10
3.2.6 Presence Time .............................................................................................................................. 10
3.2.7 Reset Switch ................................................................................................................................. 11
3.3 Power Fail (Option) ............................................................................................................................... 11
3.4 Front Panel Indicator ............................................................................................................................ 11
4. PRINCIPAL OF OPERATION ................................................................................................................. 12
4.1 Detector Tuning .................................................................................................................................... 12
4.2 Detector Sensitivity ............................................................................................................................... 12
4.3 Modes of Operation .............................................................................................................................. 13
4.4 Response Times ................................................................................................................................... 13
5. INSTALLATION GUIDE .......................................................................................................................... 14
5.1 Product Safety Requirements............................................................................................................... 14
5.2 Operational Constraints ........................................................................................................................ 14
5.2.1 Environmental Factors to Consider ............................................................................................... 14
5.2.2 Crosstalk ....................................................................................................................................... 15
5.2.3 Reinforcing .................................................................................................................................... 15
5.3 Loop and Feeder Specification ............................................................................................................. 15
5.4 Sensing Loop Geometry ....................................................................................................................... 16
5.5 Loop Installation ................................................................................................................................... 16
6. CONFIGURATION ................................................................................................................................... 18
6.1 PD131 Enhanced Detector - Order number 301FT0119 ..................................................................... 18
6.2 PD132 Enhanced Detector - Order number 301FT0101 ..................................................................... 19
6.3 PD134 Enhanced Detector - Order number 301FT0122 ..................................................................... 19
7. APPLICATIONS ...................................................................................................................................... 20
8. CUSTOMER FAULT ANALYSIS ............................................................................................................ 21
8.1 Fault Finding ......................................................................................................................................... 21
8.2 DU100 – Detector Diagnostic Unit ...................................................................................................... 22
8.3 Interpretation of DU100 Readings ........................................................................................................ 22
8.3.1 Frequency ...................................................................................................................................................... 22
8.3.2 Frequency drift .............................................................................................................................................. 23
8.3.3 Sensitivity ...................................................................................................................................................... 23
8.3.4 Time .............................................................................................................................................................. 23
8.3.5 Crosstalk ....................................................................................................................................................... 24
8.4 Functional Test ..................................................................................................................................... 24