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PRT22_EN.doc 

        www.roger.pl 

        04-04-17 

PRT22

 

V

3.0

 

O

UTDOOR 

P

ROXIMITY 

R

EADER

 

 
General Description 

The PRT22 reader is dedicated for use with access controllers which accept one of following communication standards:  

!

 

Wiegand26 bit 

!

 

Wiegand34 bit 

!

 

Wiegand42 bit 

!

 

Magstripe  (ABA track 2 emulation) 

!

 

RACS Clock&Data 

 

 
The 

RACS

 standard is dedicated  for operation with PR series controllers manufactured by Roger (

www.roger.pl

). PRT22 reader 

accepts UNIQUE (EM4001/2) standard cards  or compatible and is equipped with three LEDs and buzzer. Optionally it may operate 
with external keypad which makes reader as Prox and PIN type.  PRT22 offers 

In Circuit Programming

 feature which enables firmware 

downloading into microprocessor memory.  Reader has fully potted electronic circuit which makes adequate protection when installed 
in outdoor locations. 
 

Custom Firmware 

On special request 

Roger

 offer custom specified versions of firmware which can be download to reader during manufacturing process 

or later. For example customer may request reader that will accept only specified card numbers or equipped with other communication 
standards. The firmware downloading requires special programming cable and software but doesn’t require reader de-installation. 
 

Wiegand and Magstripe formats 

When device is set to 

Wiegand

 or 

Magstripe

 format an 

On/Off

  led is set to green color permanently, every time a card is read  or PIN 

code is entered a 

SYSTEM

  led and buzzer are activated together for a short time. Led 

Open 

 in normally off, applying supply minus to 

[IN1] input activates 

Open

 led and buzzer simultaneously. PRT22 accept PIN codes followed with [#] mark, PIN codes are transmitted 

immediately after [#] mark is pressed, reader sends all pressed digits, if number of digit is less then required by relevant format, 
leading zeros are appended to transmitted PIN code. 
 

RACS format 

When device is set to 

RACS

 format all LEDs and buzzer are normally handled by access controller but there are two exceptions from 

this rule: 
 

!

 

when reader lost communication with controller, all three LEDs simultaneously blinks, 

!

 

when controller is busy (e.g. during controller’s manual programming) all LEDs are off 

 
When [IN1] is shorted with supply minus reader operation will be suspended (cards and PINs will be ignored).  
 

Note: The 

RACS

 standard accepts up to 8 devices connected to controller through Clock & Data lines, due to this feature every reader 

should have its individual address (ID number) which will distinguish it on Clock&Data  bus. The reader ID number can be set on 
programming jumpers (see jumper settings table).  

 

TAMPER circuit 

Reader is equipped with an optical TAMPER detection circuit which consists of reflecting transoptor and transistor output. When 
reader case is closed the infrared beam reflects from bottom part of reader case, in this case TAMPER output line is shorted to GND. 
When the bottom part of case is slightly detached from upper part the infrared beam is discontinued, TAMPER line turn into high 
resistance state.  
 

Note: The voltage applied to TAMPER output may not exceed 18V level, the maximum current which the output can sink is 20mA. 

 

Installation  

The reader should be mounted using two mounting screws, all electrical connections must be made with  power supply switched off. 
The selection of communication standard and other  reader option can be made on jumpers. 

 

Notes: 

!

 

Avoid installing reader on metal surfaces, this can significantly reduce reading range.  

!

 

When installing reader on metal surface use optional non-metal spacer (10mm thick  or more) between reader and metal 
surface. 

!

 

When reader is supplied from another power source then controller, both supply minus (reader’s and controller’s) must 
be connected together. 

!

 

It is recommend to ground power supply minus. 

!

 

Reader should not cause interferences to other equipment, however other devices can interfere with reader, avoid 
installing reader close (<0.5m) to another reader or computer monitor, when an essential reading range reduction is 
observed try to relocate unit. 

!

 

PRT22 can be mounted in external location, it has full protection against outdoor condition. 

 

Originally PRT22 is delivered without optional external keypad. When PIN identification is required installer may connect 
external keypad to relevant connector available on PRT22 (see installation and wiring diagram). It is recommended to make 
connection between external keypad and reader’s connector through soldering and separate individual wires with additional 
insulation sleeve.  
 

Ordering information 

PRT22 

PRT22 access terminal. 

 

Technical Specification 

Operating voltage range  

10...16VDC (recommended linear type power supply unit) 

Current consumption: 

avg. 60mA 

Tamper 

Optical tamper circuit, open transistor output, max. sink current 20mA. 

Reading range 

up to 12 cm for ISO card (depends on card quality) 

Card type 

UNIQUE 125 KHz, ASK Modulation, 64 bit) or other types EM4001/2 compatible  

Operating temp. range 

-20..+60º C. 

Cable distance to controller 

150 meters (500 ft) 

Operating humidity 

0 to 95% (non condensing) 

Ingress protection code:   

IP30 (for internal use only, without water protection)  

Dimensions 

105 X 105  X 31 mm 

Weight  

160g 

 

 

Cable assignment 

Function Color 

Description 

+12 PINK 

Supply 

plus 

GND BROWN 

Supply 

minus 

CLK 

GREEN 

[Data 0] for Wiegand formats or [Clock] for Magstripe and RACS formats 

DTA 

WHITE 

[Data 1] for Wiegand formats or [Data] for Magstripe and RACS formats 

IN1 YELLOW 

For 

Wiegand

 and 

Magstripe

 formats this input is used to activate led 

OPEN

  and buzzer 

together, for 

RACS

 format this input can be used to deactivate reader and keypad 

operation. In both cases input is triggered by supply minus. 

TAMP GREY 

Tamper 

output. 

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