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Cabling requirements, Power connection, Pxl-500w wiegand controller connection – Keri Systems BioPointe Installation Guide User Manual

Page 3: Serial connection (rs232, rs485, or rs422)

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Keri Systems, Inc.

3

01956-001 Rev. A

www.kerisys.com

Cabling Requirements
BioPointe RS485: Belden 9501, 24 AWG, twisted pair, shielded.
BioPointe to PXL: Belden 3124A, one pair 18 AWG (power); one pair
22 AWG (data), shielded.

Power Connection
The BioPointe reader requires +12 to 24 VDC @ 500mA (~5w) at the reader.
If the power supply is located more than 100 feet from the reader, the wire
gauge you use must provide adequate power at the reader.

PXL-500W Wiegand Controller Connection
The Wiegand output from a BioPointe reader to a Keri Wiegand controller is
connected as follows:

Serial Connection (RS232, RS485, or RS422)
A DB-9F (female) connector is required to connect the BioPointe reader
directly to a PC using a serial connection. The drawings and tables below
show the pin-outs for each type of serial connection.

Pin

Description

1

GND

2

12 to 24 VDC

Wiegand

Line

W0

GND

W1

BioPointe

Output

Pin 9

Pin 10

Pin 11

PXL-500W

TB5/TB6

Pin 1

Pin 4

Pin 7

BioPointe

Pin

RS-232

DB-9F Pin

3

-

-

4

-

-

5

GND

5

6

Rx

3

7

Tx

2

8

-

-

RS422 and RS485 pinouts are on the next page.