Andover Controls ACX 780

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Hardware Installation

12 Andover Controls Corporation

Caution

Never drill holes in the ACX 780/781 cover or boards. A metal shaving

could easily short circuit the electronics.

2. Position two standard No. 8 screws for the precut eyelets in the

cabinet or backplate, and hang the cabinet or backplate on the

screws.

Figure 2 shows the location of various parts inside the ACX 780/781,

labeled on the cover plate. Note the parts of the controller labeled here.

You may want to refer to this figure to locate parts during the

installation process.

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Table of Contents5
Setting up the ACX 780/781 Controller and Infinet7
Site/System Setup Requirements8
Controller Dimensions and Weight9
Power Requirements9
Cable Limitations9
Lightning Protection10
Building Ground Requirements10
Inspecting the Ground11
Environmental Requirements11
Special Wire for Card Reader Inputs12
Table 1. Maximum Length Wire for Card Readers12
Special Wire for Keypad Inputs13
Output Requirements13
Input Requirements14
Laying out the Site Setup15
Installing the ACX 780/78116
Parts Required16
Mounting16
Figure 1. Dimensions/Location of Mounting Holes and Knockouts in Cabinet, in Inches (MM)17
Figure 2. Inside the ACX 780/78119
Connecting the AC Power Cable to the Power Supply20
Figure 3. Metal Plate and Screw for Power Supply Wire20
Wiring the Infinet to the ACX 780/78121
Figure 4. Infinet Cable Wiring21
Wiring the Infinet to the Infinity CX 9000 or 920022
Figure 5. Attaching the Infinet Cable to Infinity CX 9000 or 920022
Wiring Inputs24
Supervisory Input Circuits26
Figure 6. Normally Closed Supervisory Inputs26
Figure 7. Normally Open Supervisory Inputs27
Wiring Door Switches28
Figure 8. Wiring Ordinary Switch to Doorswitch Input28
Figure 9. Wiring Switch with Built-In Resistor to Doorswitch Input29
Wiring Motion Sensors/Exit Push Buttons30
Figure 10. Functioning of Doorswitch Input Wired to Supervisory Input30
Figure 11. Functioning of Passive Infrared (PIR) Motion Detector Switch Wired to Supervisory Input31
Wiring the Other Two-Wire Inputs32
Wiring the Card Reader Inputs32
Figure 12. Wiring Diagram for Counter or Digital Input32
Figure 13. Connections between Card Reader and Controller33
Figure 14. Wiring Wiegand Card Reader (Sensor Engineering) to Controller34
Figure 15. Connections between Card Reader and Controller35
Figure 16. Wiring Proximity Wiegand Card Reader to Controller, with 12 VDC Power Supply36
Figure 17. Connections between Card Reader and Controller37
Figure 18. Wiring Dorado ABA Card Reader to Controller38
Wiring the Keypad Inputs39
Wiring Outputs40
Wiring the Door Outputs40
Figure 19. Wiring Diagram for DOOR and AUX Form C Outputs if Normally Open41
Figure 20. Wiring Diagram for DOOR and AUX Form C Outputs if Normally Closed42
Powering up the ACX 780/78143
Figure 21. Power Supply Status Display44
Figure 22. Status Lights on Front Door of Cabinet Provided44
Reset Button45
Connecting Main Batteries46
Figure 23. Location of Override and Status Lights46
Connecting the Andover Controls Service Tool47

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Andover Controls ACX 780 - Page 18

Table of Contents

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