Specifications

Section 1: Introduction
vii
2.8 DigiReader Digital Command Key Readers.......................................................................... 2-27
2.9 VIP2 Keypad ....................................................................................................................... 2-28
2.9.1 Keypad Used with a Sensor .............................................................................. 2-29
2.9.2 VIP2 in Stand-Alone Operation .......................................................................... 2-29
2.9.3 VIP2 LEDs ........................................................................................................ 2-29
2.9.4 Duress Code Feature......................................................................................... 2-29
2.10 Modems .............................................................................................................................. 2-30
2.11 NexStar RS-485 Multiplexer ................................................................................................ 2-31
2.12 S-Net .................................................................................................................................. 2-32
2.13 Door Control Configurations ................................................................................................. 2-33
2.13.1 One-Reader Control ........................................................................................... 2-33
2.13.2 Two-Reader Control............................................................................................ 2-34
2.14 System Modes ....................................................................................................................2-35
2.14.1 Operate Mode .................................................................................................... 2-35
2.14.2 Command Mode ................................................................................................ 2-35
Section 3: Installation Planning
3.1 Installation Planning .............................................................................................................. 3-2
3.1.1 Safety Precautions .............................................................................................. 3-2
3.1.2 Plan Procedures .................................................................................................. 3-3
3.2 Environmental Requirements ................................................................................................. 3-5
3.3 Hardware Location................................................................................................................. 3-6
3.3.1 Alto 818 Controller ............................................................................................... 3-6
3.3.2 Analog Proximity Reader ..................................................................................... 3-6
3.3.3 DigiReader ........................................................................................................... 3-8
3.3.4 Remote Station Switch ........................................................................................ 3-8
3.4 General Wiring Requirements ................................................................................................ 3-9
3.5 Coaxial Cable Installation .................................................................................................... 3-10
3.6 S-Net .................................................................................................................................. 3-11
3.6.1 Cable Losses .................................................................................................... 3-11
3.6.2 S-Net Power Wire Size ...................................................................................... 3-12
3.6.3 Alternatives to Large Power Wire ....................................................................... 3-13
3.6.4 Future System Expansion ................................................................................. 3-13
3.6.5 S-Net Cable ....................................................................................................... 3-13
3.6.6 Termination Resistors ........................................................................................ 3-14
3.6.7 NexStar RS-485 Multiplexer .............................................................................. 3-14
3.6.8 Wire Insertion .................................................................................................... 3-15
3.7 S-Net Power Requirements ................................................................................................. 3-16
3.8 Alto 818 Mounting ............................................................................................................... 3-17
3.9 Controlled Doors.................................................................................................................. 3-18
3.9.1 Unmonitored Doors ............................................................................................ 3-18
3.9.2 Door Locks ........................................................................................................ 3-18
3.10 Multiple Switch Monitors ..................................................................................................... 3-19
3.11 Monitored Inputs.................................................................................................................. 3-20
3.12 Installation Sequence .......................................................................................................... 3-21