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                                                                                                 1                                                            rev. 3.0   13/06/2016 

 

ELECTRONIC PANEL LRX 2271 

 
Single-phase  electronic  control  unit  for  the  automation  of 
sliding  gates,  doors  and  barriers  with  incorporated  radio 
receiver.  
Possibility  of  integrating  a  radio  system  with  the  control  unit 
operating as a safety device, composed of an RTX 2278 “Base” 
transceiver (fitted onto the control unit itself) and a maximum of 
two  battery-operating  RTX  2252  “Sensor”  transceivers  to 
connect  mechanical  and  8.2  kohm-resistive  safety  edges, 
generally positioned on the mobile part of the gate. 
 
- Mod.   LG 2271                         : Without radio receiver 
- Mod.   LRS 2271                       : 433.92 Mhz 
- Mod.   LRS 2271 SET                : 433.92 Mhz  “narrow band” 
- Mod.   LRH 2271                        : 868.3   Mhz  “narrow band” 
 

I

MPORTANT FOR THE USER

 

 
- The device can be used by children over 8 years of age 
and persons with reduced physical or psychological 
abilities or with little knowledge and experience only if 
supervised or educated in its operation and safe use, in 
order to also understand the dangers involved in its use. 
- these instructions are also available at the website   

www.seav.com

  

- Do not allow children to play with the device and keep 
the radio controls away from their reach. 
- Frequently examine the system to detect any signs of 
damage. Do not use the device if it is in need of repair 
work.  
-Always remember to disconnect the power supply before 
carrying out any cleaning or maintenance. 
- Cleaning and maintenance must not be carried out by 
unsupervised children 
 
ATTENTION: keep this instruction manual safe and 
observe the important safety requirements contained 
herein. Failure to comply with the requirements may 
cause damage and serious accidents. 
 
I

MPORTANT FOR 

the 

INSTALLER

 

 

1)  Before  automating  the  gate,  check  that  it  is  in  good 
conditions,  in  compliance  with  the  Machinery  Directive 
and with EN 12604. 
2)  Check  that  the  location  where  the  installation  is 
located  enables  compliance  with  operating  temperature 
limits specified for the device.  
3)  The safety of the final installation and compliance with 
all  prescribed  Standards  (EN  12453  -  EN  12445)  is  the 
responsibility  of  the  person  who  assembles  the  various 
parts to construct a total closing.  
4)  Once  installation  is  finished,  it  is  recommended  that 
all  necessary  checks  be  performed  (appropriate 
programming of the control panel and correct installation 
of  safety  devices)  to  ensure  that  compliant  installation 
has been performed.  
5)  The  control  unit  does  not  have  any  type  of  isolating 
device  for  the  230  Vac  line.  It  is  therefore  the 
responsibility of the installer to set up an isolating device 
inside the system. It is necessary to install an omnipolar 
switch,  surge  category  III.  It  must  be  positioned  to 
provide  protection  from  accidental  closing,  pursuant  to 
point 5.2.9 of EN 12453.   

6)  For the power supply cables, use flexible cables in an 
insulating 

sheath 

in 

harmonised 

polychloroprene 

(H05RN-F) with a minimum conductor section of 1mm2

 

 

7)  The  various  electrical  components  external  to  the 
control unit must be cabled in accordance with standard 
EN 60204-1 as amended, and as set forth in point 5.2.7 
of  EN  12453.  Power  cables  may  have  a  maximum 
diameter  of  14  mm.  The  fixing  of  power  and  connection 
cables  must  be  secured  through  the  use  of  "optional" 
cable  glands  supplied.  Pay  careful  attention  when 
fastening the cables so that they are anchored in a stable 
manner. 
Furthermore,  care  is  required  when  drilling  holes  in  the 
outside  casing  where  connecting  and  power  supply 
cables will pass, and when assembling the cable glands, 
so  that  everything  is  installed  so  as  to  maintain  the 
panel's IP protection characteristics. 
8)  The  assembly  of  a  push  button  panel  for  manual 
control  must  be  completed  positioning  the  push  button 
panel  in  such  a  way  that  the  user  is  not  placed  in  a 
dangerous position.   
9)  The rear part of the casing is equipped with   
fittings  for  wall  mounting  (it  is  possible  to  drill  holes  for 
installation  with  plugs,  or  there  are  already  holes 
available  for  installation  with  screws).  Plan  and 
implement  all  necessary  measures  to  achieve  an 
installation that does not alter the IP protection. 
10) The gear motor used to move the gate must comply 
with the requirements of point 5.2.7 of EN 12453. 
11) The D.S. Power Supply output must be dedicated to 
the  power  supply  of  the  photocells  only.  It  cannot  be 
used for other applications. 
12) With every operation cycle, the control unit performs 
the  photocell  operating  test,  ensuring  protection  against 
the  rupture  of  Category  2  crush-proof  devices,  in 
accordance with point 5.1.1.6. of EN 12453. Accordingly, 
if  the  safety  devices  are  not  connected  and/or  are  not 
working, the control unit is not enabled for operation. 
13) The  safety  function  ensured  by  the  control  unit  is 
active  only  during  closing,  therefore,  protection  on 
opening  must  be  ensured  in  the  installation  phase  with 
measures  (guards  or  safety  distances)  independent  of 
the control circuit.  
14) For  proper  functioning  of  the  radio  receiver,  if  using 
one  or  more  control  units,  the  installation  at  a  minimum 
distance  of  at  least  3  metres  one  from  the  other  is 
recommended. 

 
 

 
 
 
 

 

Declaration of Conformity 

 

Electronic Control Unit: 

LRX 2271 + RTX 2278 

 

comply with the specifications of the Directives  

RED 2014/53/EU, EMC 2014/30/EU, LVD 2014/35/EU

 

 

GB 

Summary of Contents for LRX 2271

Page 1: ... up an isolating device inside the system It is necessary to install an omnipolar switch surge category III It must be positioned to provide protection from accidental closing pursuant to point 5 2 9 of EN 12453 6 For the power supply cables use flexible cables in an insulating sheath in harmonised polychloroprene H05RN F with a minimum conductor section of 1mm2 7 The various electrical components...

Page 2: ... Encoder Signal Input 3 GND Motor Encoder Power Supply OPERATING FEATURES Step by step operation By using either the radio control CODE led on or the low voltage buttons to activate the gate you obtain the following action the first impulse activates the opening mechanism until the motor time expires or the opening limit switch is reached the second impulse closes the gate If an impulse is sent be...

Page 3: ...e Main menu Operation with TIMER The control unit can have a timer set up instead of an open close control button Example at 08 00 the timer closes the contact and the control unit opens the gate At 18 00 the timer opens the contact and the control unit closes the gate During the interval between 08 00 and 18 00 at the end of the opening phase the control unit disables the flashing beacon automati...

Page 4: ...le If you do not want the control unit to decelerate when the opening and closing phase is finished press the SET key twice during programming instead of just once During programming it is possible to use the radio control key located on the control unit instead of the SET key only if previously memorised 7 T MOT PED Programming a pedestrian operating time of 4 minutes max The control unit is fact...

Page 5: ... 5 sec after the photocell disengages i e the gate closes 5 seconds after the user has passed through If you wish to enable the function proceed as follows check that Extended Menu 1 is enabled T MOT PED and T PAUSA Leds flash simultaneously use the SEL button to move to the flashing PGM AUT LED and then press the SET key the PGM AUT LED will light up steady and programming is complete Repeat the ...

Page 6: ...Menu 2 is enabled T MOT PED and T PAUSA LEDs start flashing simultaneously use the SEL button to move to the flashing T MOT LED then press the SET key at that point the T MOT LED will light up steady and programming is complete Accordingly the PUL input makes it possible to connect a button NO for the Opening phase only and the BL input to connect a button NO for the Closing phase only Repeat the ...

Page 7: ...tion paragraph It is then advisable to make sure that the preselected band is free not already in use by another device To carry out this check do the following using the SET key move to the PROGRAMMING MENU the Base scans the preselected frequency and if it is already occupied by the Base the MONITOR LED and PROGR MENU LEDs will flash alternately In this case proceed to select a different frequen...

Page 8: ... is dismantled from an installation it is advisable to take the batteries out so that the Sensor no longer continues unnecessary transmission NC or 8K2 Operating Mode Selection The RTX 2252 Device allows NC normally closed contact standard type or 8K2 resistance type sensitive edges to be connected Use Dip Switch SW2 No 1 to make the selection DIP 1 OFF NC input operation default DIP 1 ON 8K2 inpu...

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