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Eight-Door Concentrator

2305 Bering Drive

01959-001 Rev. 1.1

San Jose, CA  95131   USA
(800) 260-5265  (408) 435-8400  FAX (408) 577-1792
Web: http://www.kerisys.com  E-mail: [email protected]

Page 1 of 24

KDC-8

Quick S

tart Guide

Keri Systems KDC-8 Eight-Door Concentrator places four controllers into one cabinet, reducing 
the amount of space needed to mount four controllers. The concentrator is designed to fit in a 
standard IT server/telecom rack, but can easily be wall mounted. There are knock-outs around the 
outside of concentrator’s enclosure for cable routing.

1.0

Unit Specifications

Height – 15 inches (plus 0.25 inches for the cover)

Width – 17 inches (plus 0.25 inches for the cover)

Depth – 6.5 inches (plus 0.25 inches for the cover)

Weight – 19 pounds (including controllers and satellite boards, NOT including cabling)

Power Requirements – 12 VDC @ 3 A for the concentrator cabinet, including four, two-door 
controllers.

NOTE: Separately powered door lock power requirements depend upon the door locks being used. 
Please ensure sufficient power is provided to support all door locks connected to the cabinet.

Figure 1: 8-Door Concentrator Enclosure

2.0

Mounting the Cabinet

There are three methods of cabinet mounting.

1. wall mounting through the rear of the cabinet
2. wall mounting using the rack brackets
3. rack mounting to a standard IT Server/Telecom rack

Summary of Contents for KDC-8

Page 1: ...ications Height 15 inches plus 0 25 inches for the cover Width 17 inches plus 0 25 inches for the cover Depth 6 5 inches plus 0 25 inches for the cover Weight 19 pounds including controllers and satel...

Page 2: ...screw slots and three screw through holes for secure mounting Have an assistant hold the unit in the desired mounting place and mark the mounting locations see Figure 2 if there are controllers in the...

Page 3: ...ail sales kerisys com Page 3 of 24 KDC 8 Quick Start Guide 2 2 Bracket Wall Mounting Attach the brackets to the rear of the cabinet sides see Figure 3 Have an assistant hold the unit in the desired mo...

Page 4: ...Have an assistant hold the unit in the desired mounting place and mark the mounting locations see Figure 4 Drill pilot holes in the marked locations and then install the unit Note When fully loaded th...

Page 5: ...www kerisys com E mail sales kerisys com Page 5 of 24 KDC 8 Quick Start Guide 2 3 Rack Mounting The cabinet is designed to be installed in a standard IT Server Telecom rack using the two rack mount br...

Page 6: ...com Page 6 of 24 Quick Start Guide KDC 8 Have an assistant hold the cabinet in the desired mounting place on the rack and secure the cabinet using the rack mount screws see Figure 6 and Figure 7 a ge...

Page 7: ...cks The unit can use one power supply to drive both the controllers and the lock relays or have separate power supplies one for the controllers and one for the door lock relays Each door lock relay ca...

Page 8: ...5 Bering Drive 01959 001 Rev 1 1 San Jose CA 95131 USA 800 260 5265 408 435 8400 FAX 408 577 1792 Web http www kerisys com E mail sales kerisys com Page 8 of 24 Quick Start Guide KDC 8 Figure 8 Extern...

Page 9: ...is the left LED on the face of the cabinet see Figure 1 on page 1 Should the cable come free connect the cable to J28 pins 1 and 2 with the RED wire connected to pin 1 Refer to Figure 9 3 3 Cabinet Co...

Page 10: ...8 3 4 Individual Controller Wiring Connections Around the perimeter of the PCB is a ring of 32 connectors Each connector on the four controllers satellite boards has a corresponding connector on the...

Page 11: ...5 and TB6 Controllers will either be Keri Proximity PXL 500P see Figure 11 or Wiegand PXL 500W Figure 12 Make the wiring connections from the Reader to the appropriate connector accordingly A Reader t...

Page 12: ...2 A Door Lock Relay Alarm Relay Outputs TB3 Make the wiring connections for the A Door Lock and Alarm Relays TB3 Use Figure 10 on page 10 to locate the correct connectors for each controller For the...

Page 13: ...ock Alarm Relay usage or for general purpose outputs TB7 Use Figure 10 on page 10 to locate the correct connectors for each controller For the Lock Relay power is applied to the common line This provi...

Page 14: ...es depending upon the configuration of the controller s satellite board as the A and B Door Held Open Outputs OR as general purpose outputs 3 and 4 Make the wiring connections for either Door Held Ope...

Page 15: ...for each controller On the master controller the final input on TB4 can serve one of two purposes It can either act as an Auxiliary Request to Exit for the A Door or as a Global Unlock for the access...

Page 16: ...tus Switch Request to Exit Auxiliary Request to Exit General Purpose Input 4 TB8 Make the wiring connections for the B Door Status Switch Request to Exit and Auxiliary Request to Exit inputs TB8 Make...

Page 17: ...Web http www kerisys com E mail sales kerisys com Page 17 of 24 KDC 8 Quick Start Guide 3 4 7 General Purpose Inputs 5 6 7 8 TB9 Make the general purpose input 5 6 7 and 8 connections if required TB9...

Page 18: ...s com E mail sales kerisys com Page 18 of 24 Quick Start Guide KDC 8 3 5 RS 485 Network J1 and J8 allow you to daisy chain the RS 485 access control network see Figure 21 Connect the incoming RS 485 l...

Page 19: ...he power supply to J43 see Figure 24 Power can be from an independent power supply or can be daisy chained from the controller cabinet power supply Section 3 7 on page 20 Power is provided to the rela...

Page 20: ...7 1792 Web http www kerisys com E mail sales kerisys com Page 20 of 24 Quick Start Guide KDC 8 3 7 Cabinet Power J21 provides power to the controllers see Figure 25 Connect the line from the controlle...

Page 21: ...into the backplane carefully align the connectors on the controller with the plugs on the backplane and slide the controller into place It will be a firm snug connection Once all four controllers are...

Page 22: ...ncentrator These cables connect the individual controller B Reader connections to the concentrator This wiring diagram is provided should a reader jumper cable be lost Figure 28 B Reader Jumper Cable...

Page 23: ...controller is a power switch and a power ON LED This provides maximum flexibility in powering up the unit and in swapping boards When ready simply switch ON each controller one at a time and verify po...

Page 24: ...DC 8 5 2 Closing the Cabinet The Concentrator cabinet cover has a slip hinge that allows you to completely remove the cover when working inside the unit It has a single lock that provides cabinet secu...

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