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PL-5

 User Guide   AP5196 

How it works

  

 Pressing a 

PL-5

 button transmits 

a code to the 

PL-4

 wall plate.  Each button transmits a 

unique code according to which of the 14 buttons is 
pressed.  All 

PL-5 

controllers generate the same set of 

codes.  These are chosen to limit interaction with other 
equipment in the room.  The IR (infra-red) sensor in the 

PL-4

 wall plate detects the signal and sends the code 

to the iDR main unit.  The iDR responds according to 
the function programmed by the user for that button 
detected by that particular wall plate.

 

The function associated with each button press is 
programmed independently for each 

PL-4

 wall plate.  

This means that the same 

PL-5

 controller can be used 

to trigger different functions in different rooms, or that 
several operators can each have their own controller to 
operate the functions in any room.

 

The 

PL-5 

controller transmits a directional beam of 

infra-red light.  This is detected by a sensor in the 

PL-4

 

wall plate when the controller is pointed at it and a 
button pressed.  Typical maximum operating distance 
is around 10 metres (33’) in a normally lit room.  This is 
reduced if the 

PL-4

 is subject to sunlight. 

 

How it is used

  

 The 

PL-5

 hand held controller 

uses the 

PL-4

 wall plate as a gateway to communicate 

with the iDR main unit.  One or more rooms in an iDR 
installation may have a 

PL-4

 installed.  Each can be 

independently programmed to respond to the 
controller button presses in the required way. 

For example, Room 1 may use iDR output 1 as its local 
audio feed, and Room 2 may use iDR output 2.  The 

PL-4

 in Room 1 may be programmed so that pressing  

U

    or 

V

 on the controller increases or decreases the 

level of output 1.  The 

PL-4

 in Room 2 may be 

programmed so that the same controller buttons 
increase or decrease the level of output 2 rather than 
output 1.  This provides local volume control using the 
same controller in different rooms.   

Similarly, buttons 1 to 5 may be programmed using 
patch recall to select different sources.  Each 

PL-4

 may 

be programmed to work with different sources 
according to the room.  The operator simply uses the 
controller buttons 1 to 5 to select the source 
appropriate for each room that he/she is in. 

It is not usual to install more than one 

PL-4

 wall plate 

per room.  However, it may be useful to have two in a 
large room, providing the convenience of control at 
either end.  In this case we advise that the programmed 
infra-red controller functions are the same or related.  
This avoids problems with both wall plates picking up 
the IR at the same time due to reflections in the room. 

The buttons are marked 

U

  and 

V

  , + and -, 1 to 5, 

one with red border, and a further four unmarked.  
These should satisfy most typical requirements.  For 
example, you could use 

U

    and 

V

    for  volume 

up/down, + and – to scroll through different sources, + 
and – to adjust the tone (equalisation) through patch 
changes, 1 to 5 or the unmarked keys for source select 
or system patch changes, and the red key for local 
audio mute or standby. 

 

The PL-4 wall plate

     

In addition to the IR 

sensor, this includes wall plate mounted switches, 
LEDs and a rotary control which can be separately 
programmed.  For example, the LEDs could be used as 
status indicators for functions selected using the 

PL-5

 

controller.

 

Programming the button functions

  

 

The function is programmed using the iDR System 
Manager software.  For further details refer to the Help 
file that comes with the software.  Program the function 
for each 

PL-4

 wall plate in the system.  Use the PL-4 

Wallplate Settings, Infra-red window.  A simulation 
window is also provided for testing the system. 

 

Select the contol number for the button you want to 
program.  The buttons are numbered 1 to 14 as shown 
below.  Available functions for each button are: 

Level up/down (I/P, O/P, X/P) 
Group level up/down (I/P, O/P) 
Mute toggle (I/P, O/P) 
Polarity toggle (I/P, O/P) 
Monitor select (I/P, O/P) 
Patch recall  
 

5

4

3

2

1

PL-5

5

4

3

2

1

6

7

8

9

12

13

10

11

14

 

 

Labelling the buttons

   

 If required, the 

installer can adhere a custom label to the controller 
surface.  We advise that this is made using a strong, 
waterproof and dirt resistant material.  The drawing 
above is 1:1 and may be used as a template.  For 
reference the top to bottom dimension of the keypad 
area is 60mm. 

 

Technical support

  

For further information refer 

to the iDR System Manager software Help file, the Allen 
& Heath web site 

www.allen-heath.com

, or contact 

technical support .  

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