ACR II Installation Guide: 20180711 Part # 6057
Table of Contents
Electrical Considerations and Regulatory Requirements .......................................................................................3
CHAPTER 1 General...........................................................................................................................................7
1.1 Who Should Use This Guide ......................................................................................................................7
1.2 Information Alerts:.......................................................................................................................................7
1.2.1 Typographical Conventions:...................................................................................................................7
1.2.2 Product Support......................................................................................................................................7
1.2.3 Receiving and / or Returning Equipment:...............................................................................................7
1.3 Operating Characteristics...........................................................................................................................8
1.4 Electrostatic Discharge (ESD) Protection...................................................................................................9
CHAPTER 2 Installing the ACR II..................................................................................................................... 10
2.1 Tools Required ........................................................................................................................................ 10
2.1.1 Installation............................................................................................................................................ 10
2.1.2 Service and Repair .............................................................................................................................. 10
2.2 Cover Closure and Bolt Replacement..................................................................................................... 10
2.3 Mounting The ACR II Enclosure.............................................................................................................. 10
2.3.1 Drywall................................................................................................................................................. 10
2.3.2 Wood.................................................................................................................................................... 10
2.3.3 Concrete or Cinder Block Walls........................................................................................................... 10
2.3.4 Mounting Height Considerations ......................................................................................................... 11
2.4 Recommended Wire Sizes And Torque For All Terminal Blocks............................................................ 12
2.5 Electrical Supply Connections................................................................................................................. 13
2.5.1 Input Power......................................................................................................................................... 13
2.5.2 Equipment Ground............................................................................................................................... 16
2.5.3 Cable Entries ....................................................................................................................................... 16
CHAPTER 3 Data Communications Interface .................................................................................................. 17
3.1 Communications Protocol Selection and Connection ............................................................................. 17
3.1.1 RS-422/485.......................................................................................................................................... 17
3.1.2 RS-232................................................................................................................................................. 17
3.1.3 Host/TMS Communications (RS-485) ................................................................................................. 18
3.1.4 Host / TMS Communications (RS-232 2-wire) .................................................................................... 19
CHAPTER 4 DIGITAL I/O................................................................................................................................. 20
4.1 digital inputs............................................................................................................................................. 21
4.2 digital outputs........................................................................................................................................... 21
CHAPTER 5 Configuration ............................................................................................................................... 23
5.1 Preliminary Configuration ........................................................................................................................ 23
5.2 ACR II Communication Configuration:..................................................................................................... 24
CHAPTER 6 Service and Repair ...................................................................................................................... 26
6.1 ACR II Troubleshooting ........................................................................................................................... 26
6.2 Modular Design........................................................................................................................................ 27
6.2.1 LED Cable Connector Removal ......................................................................................................... 28
6.2.2 ACR-FID_Combo PC Board Removal................................................................................................. 29
6.2.3 LED PC Board Replacement............................................................................................................... 30
6.2.4 Prox Reader Thinline II Replacement.................................................................................................. 31
6.2.5 Prox Reader RP15 Replacement ........................................................................................................ 32
6.3 TB2 Proximity Reader Connection: ......................................................................................................... 37
6.3.1 Prox Reader Thinline II:....................................................................................................................... 37
6.3.2 Prox Reader RP15:.............................................................................................................................. 37
CHAPTER 7 Appendix...................................................................................................................................... 38
