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WIRELESS ZONE EXTENSION

REPEATER

«CN-Repeater»

Installation Guide

1 General Information

Wireless zone extension repeater «CN-Repeator» (hereinafter, the 

CN-Repeator)  is intended for operation as a part of multicomponent 
fire control panels (FCP) and/or security control panels (SCP), 
providing two-way address exchange of encoded identified signals 
(messages) with wireless security and fire detectors and other terminal 
devices (hereinafter, the «TD»), and retransmission of the received 
information via the radio channel in the frequency range from 433.05  
to 434.79 MHz by the protocol «CN-Contact-R». 

 

CN-Repeator retransmits received information by the  

«CN-Contact-R» protocol ver. 6 and higher. 

Total number of TD conneced to CN-Repeator is not more than 31.
CN-Repeator is powered by an external stabilized DC power supply 

with nominal voltage 10...15 V. 

CN-Repeator provides the possibility of hooking up to external device 

(hereinafter, ED): personal computer (hereinafter, «PC») or any other 
device supporting CDC-ACM interface of the virtual communication 
port via USB and is intended for internal software update.

2 Specifications

Table 1

Parameter

Value

Power supply, V DC

10 ... 15 

Maximum consumed current, mA

50

Operating temperature, 

о

С

from minus 30 to 

+50

Dimensions, mm, maximum

82 х 57 х 32

Weight, kg, maximum

0.06

IP rating 

IP20

Operating frequency range, MHz

433.05 – 434.79

Maximum output power, mW

10

CN-Repeator is designed for continuous operation around the clock.

3 Scope of Delivery

Each BRSS-RK-RTR unit package contains items listed in Table 2.
Table 2

Name

QNT

Wireless zone extension repeater «CN-Repeator»
Antenna
Screw 3-3х30.016 
Wall plug NAT 5х25 SORMAT
Wireless zone extension repeater «CN-Repeator». Installation 

Guide

1 pc.

1 pc

2 pcs.
2 pcs.

1 copy

4 Design

CN-Repeator design and markup scheme are shown in Figure 1.

Figure 1

63

On the front panel yellow, red and green LED indicators are located. 

The LEDs display the CN-Repeator status (see Table 3). The following 
elements are arranged under the CN-Repeator cover: terminals for 
external power supply connection, antenna and microswitch for tamper 
protection.

CN-Repeator connection

CN-Repeator connection is fulfilled in accordance with connection 

pattern 3.

6 LED Indication

LED indication modes are listed in Table 3.
Table 3

Operation mode

LED Indication

Binding

LED indicator intermittent lighting green

Binding is finished

LED indicator short-term (2 sec) lighting red

Identification

Alternate green and red indicators blinking

Communication 

quality appraising

See Table 4

Bootloader mode

Red LED indicator steadily blinking

7 Switching ON and Setting up

7.1 Open cover and install antenna into terminal block.
7.2 Prepare control panel (CP) to logging the new device («Binding» 

procedure) in accordance with the CP manual.

During binding procedure only one CP, which is prepared for the 

procedure, should be located in the CN-Repeator radio coverage 
zone. Supply 12 V on terminals «-12 V+». 

7.4 Close  «RESET» pin contacts located on the CN-Repeator PCB.
7.5 Assure yourself of periodical greed LED blinking («Binding» 

mode). Open pin contacts.

7.6 Fulfill binding procedure in accordance with the CP manual.
7.7 Wait untill red LED indicator short-trerm blink.

Note 

– Binding mode is active during 100 sec since the 

 

CN-Repeator energizing. To restart binding it is necessary to repeat  
Cls. 7.5 – 7.8.

8 Communication Quality Appraising

8.1 Bring the CN-Repeator prepared for operation to the assumed 

place of installation and locate it in such a position, that antenna has 
vertical orientation.

8.2 Press tamper contact and hold it during 3 s or more.
8.3 Release tamper contact.
8.4 Appraise CN-Repeator communication quality with the CP by 

LED indication modes (see Table 4).

Note 

– A delay of up to 4 sec  between tampering and LED 

indication switching on is possible. 

Table 4 – LED Indication during communication quallity appraising

LED Indication

Communication 

Quality Appraisal

Recommendations

Color

Mode

Green

Three 

blinks

Excellent

Install the  

CN-Repeator 

at this place

Green

Two blinks

Good

Green

One blink

Communication 

established

Choose another place 

of installation

Red

A series of 

blinks

No communication

9 Recommendations on Installation

9.1 Appraise communication quality at the assumed place of  

CN-Repeator installation.

9.2 Install CN-Repeator at the place where communication quality 

is apprised as «excellent» or «good» (see Cl. 8)

Figure 3

RP

MP

Power 

supply

1 Output 2

-12 V+

«CN-Repeator»

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