CDVI ERONE SELWR433 Installation Manual Download Page 1

1A - Description
The receiver ERONE type SELWR433 is a superheterodyne receiver operating 
at the frequency 433,92 Mhz in AM/ASK. It is composed by a main board in 
which there are the power supply  output connectors and by a RF card. The 
two outputs have an open drain configuration with output signal in “Wiegand 
26 bit format”. The appliance is housed in an indoor enclosure. Hereby, 
CDVI Wireless Spa, declares that the radio equipment type SELWR433 is in 
compliance with directive 2014/53/EU. The full text of the EU declaration of 
conformity is available at the following internet address: www.erone.com.

1B - Usable transmitters

!

ERONE Series MINI Type.  SETR2643AM2:  2 keys transmitter

!

ERONE Series 024A Type S2TR2641E2-E4 

!

ERONE Series 054A Type S5TR2641E2-E4

!

ERONE Series 074A Type S7TR2641E4

1C - Technical specifications
Receiver type:

Superheterodyne. 

Demodulation:

AM/ASK.

Operating frequency:

433,92   MHz.

Local oscillator frequency:

6,6128 MHz.

Intermediate frequency:

10,7 MHz.

Sensitivity:

-115 dBm.

Input impedance:

50 Ohm.

Power supply :

12 ÷ 24 V ac/dc.

Current consumption:

24 mA 

Output s number:

2

Output type:

Wiegand.

Max output current:

250 mA

Operating temperature:

-20 ÷ + 70 °C.

Overall dimensions:

105 x 45 x 28 mm.

Weight:

65 gr.

IP Protection Grade:

IP2X

INST

ALLA

TION

MANU

AL

433 MHz WIEGAND RECEIVER

1- RECEIVER INTRODUCTION

1D - Receiver Layout 

P1 : Programming button
L2 : Red led ( programming )
L1 : Green led ( power supply )

1E - Terminal board connections

1 - Not used;
2 - Output DATA1 ( Open collector );
3 - Output DATA0 ( Open collector );
4 - Power Supply ( 12 ÷ 24 Vac/dc ); 
5 - Power GND;
6 - Not used;
7 - Antenna Shield;
8 - Antenna Core;

1- RECEIVER INTRODUCTION

2- FACTORY SETTINGS

3- RECEIVER SET-UP

4- DEFAULT RECEIVER CONFIGURATION                                              

5- FACILITY CODE CHECK DISABLING

6- MEMORY ERASURE

1A 

Description

1B

Usable transmitters

1C

Technical specifications

1D

Receiver layout

1E

Terminal board connections

Thank you for choosing an ERONE product. You are recommended 

to read this manual carefully before installing the product.

7- WIEGAND SIGNAL FORMAT

 CONTENTS

The receiver allocation is very important for the best operation of the 
system.
Place the receiver far from interference sources such as big magnetic 
fields or radio emissions.
The installation and the positioning of the antenna is very important 
as well. Before to install the antenna it is advisable to make some 
tests on the site.
Use shielded cable type RG58 ( impedance 50 Ohm ) for the 
antenna connection.

IMPORTANT

8

7

6

5

4

3

2

1

GND

12-24V

L2

P1

DA

TA1

DA

TA0

L1

S E L W R 4 3 3

T H E S M A R T L I V I N G

8- FRAME ARCHITECTURE

45

105

28

Green

Red

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