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Automation Components, Inc.

2305 Pleasant View Road  |  Middleton, WI 53562

Phone:

 1-888-967-5224  |  

Website:

 workaci.com

Page 1

Version: 7.0

I0000666

RR2552 SPREAD SPECTRUM

REPEATER

Installation & Operation Instructions

Phone:

 1-888-967-5224

Website:

 workaci.com

DETERMINING REPEATER LOCATION

Remove the battery from the sensor that is not connected to the receiver, and press the yellow trasmit 
button. This dissipates any capacitive charge left in the sensor. Leave the sensor in the space.

Open the repeater and set the dip switches of the repeater to the network ID of the receiver. If the system 
is the only one in the building, the network ID will probably set to default 1. 

Install the batteries in the battery clips; being mindful of the polarity. Keep J1 in the Vin position. 

Take the repeater to an area half way between the transceiver and the sensor(s) that are not connecting. 

The antenna board on the repeater has three (3) LED’s on it (see 

Figure 2,

 p. 3): Active, Data and Link. The 

Active LED flashes once every second to indicate power to the board. The Data and Link are visual 
indications of wireless transmissions.

Hold the repeater high and move the J1 jumper to Battery. The Active LED will start flashing once every 
second. The Data LED will flash 4-5 looking for the receiver.  When the repeater links with the receiver, the 
Data LED will go solid for 3 seconds and then go out. Watch the Data LED for a couple minutes to make sure 
it stays connected. 

If the repeater does not link, the Data LED will continure to flash looking for a receiver. If this is the case, 
remove the jumper from J1 and move the repeater closer to the receiver and try connecting again by 
putting the jumper in the battery position on J1. 

Once the repeater is linked, leave the repeater at the spot and go to the space where the non-connected 
sensor(s) are. Place the battery in the sensor. The Link LED will flash 8-10 times looking for the repeater. 
Once the sensor is connected, the Link LED on the sensor will flash once every 75 seconds. 

You can verify sensors are linking through the repeater by watching the Data and the Link LED. Every time 
a sensor transmits through the repeater the Data and Link LED’s will flash.

The battery operated mode is intended to be used for site survey or powered to located the repeater and 
must be with 24 VAC for long term use. The RR2552B will last about 6 hours if used in battery mode.

TABLE 1: 

REPEATABLE NETWORK ID SWITCH SETTING

Switch 

#32

 

Switch 

#16

 

Switch 

#8

 

Switch 

#4

 

Switch 

#2 

Switch 

#1 

Network

 

Address

 

OFF 

OFF 

OFF 

OFF 

OFF 

OFF 

OFF 

OFF 

OFF 

OFF 

OFF 

ON 

OFF 

OFF 

OFF 

OFF 

ON 

OFF 

OFF

OFF

OFF

OFF

ON

OFF

OFF

OFF

OFF

ON

OFF

ON

OFF

OFF

OFF

OFF

OFF

OFF

OFF

17

ON

OFF

OFF

OFF

OFF

OFF

33

5

9

 

OFF 

OFF 

OFF 

ON 

ON 

Do not use this product in any safety related applications where human life may be affected.

GENERAL INFORMATION

The RR2552B repeater uses the reliable 900 MHz spread spectrum technology to work with any ACI wireless 
system to boost or extend the range of wireless sensors and is easily installed.  The RR2552B has an 8 position 
dipswitch that is user selectable to set the address of the RR2552B to match the Network ID of the 
receiver/transceiver in each system so there is no programming required.  The RR2552B must be powered with 24 
VAC. Two Duracell DL123 3V lithium batteries are included for temporary power to position the repeater before 
final installation and wiring. Without the use of the RR2552B wireless repeater, all systems will be a point to point 
system, meaning that the sensor and transceiver will communicate directly with each other.  Sensor distance and 
reliability can be increased with the addition of a RR2552B(s) repeater. The RR2552B will work with all ACI wireless 
sensors, receivers and transceivers. 

MOUNTING INSTRUCTIONS

PRECAUTIONS
• To maintain high performance, do not install sensors, repeaters, or receivers in the following areas: 

- Inside metal enclosure / panel
- Inside or immediately next to elevator shaft or elevator banks
- In front of or immediately next to large trees or large body of water
- Do not mount above false ceiling. Mount in wall 1” below ceiling. 
- Use the battery option to determine mounting location before wiring.
- Do not put more then two RR2552B repeaters in series.
- Contact ACI Tech Support for further assistance. 

SETTING REPEATABLE NETWORK ID

The RM2432 or MOD9200’s has a network ID assigned to them through the configuration software (default 
network ID of 1). If there are multiple ACI wireless systems running in a building at the same time, each 
receiver or transceiver needs to have its own separate network ID # which is set through the configuration 
software. If a repeater is added to a system, the repeater has Binary dip switches that must match the 
network ID of the system the repeater is being added to. If there is only one ACI wireless system running, 
the network ID is probably set to 
default 1. With all the dip switches off 
on the repeater, the default address 
is binary “1” (default). 

Example: To set the Network ID to “2”, 
depress the “+1” switch to “ON” to 
add “1” to the Base ID of “1”.

To set the Network ID to “3”, set the 
“+1” switch to “OFF”, and the “+2” 
switch to “ON” to add “2” to the Base 
ID of “1” equaling “3”. See 

Table 1

 for 

switch positions.

WIRING INSTRUCTIONS

WIRING PRECAUTIONS
• Remove power before wiring. NEVER connect or disconnect wiring with power applied.
• The RR2552 is full wave rectified.
• It is recommended that you use an isolated UL-listed Class 2 transformer when powering the unit 
with 24 VAC. Failure to wire the devices with the correct polarity when sharing transformers may 
result in damage to any device powered by the shared transformer.

Observe polarity when connecting 
analog outputs to the controller inputs.  

WIRING

Connect 24VAC 60Hz to the TB1 terminals using 16-26 AWG twisted pair wire (see 

Figure 2

). Check all 

connections before applying power to the unit. 

Summary of Contents for RR2552B

Page 1: ...or distance and reliability can be increased with the addition of a RR2552B s repeater The RR2552B will work with all ACI wireless sensors receivers and transceivers MOUNTING INSTRUCTIONS PRECAUTIONS To maintain high performance do not install sensors repeaters or receivers in the following areas Inside metal enclosure panel Inside or immediately next to elevator shaft or elevator banks In front o...

Page 2: ...sions Hold the repeater high and move the J1 jumper to Battery The Active LED will start flashing once every second The Data LED will flash 4 5 looking for the receiver When the repeater links with the receiver the Data LED will go solid for 3 seconds and then go out Watch the Data LED for a couple minutes to make sure it stays connected If the repeater does not link the Data LED will continure to...

Page 3: ...5 1mm SIDE VIEW STANDARD NEMA 4X WIRING INSTRUCTIONS WIRING PRECAUTIONS Remove power before wiring NEVER connect or disconnect wiring with power applied The RR2552 is full wave rectified It is recommended that you use an isolated UL listed Class 2 transformer when powering the unit with 24 VAC Failure to wire the devices with the correct polarity when sharing transformers may result in damage to a...

Page 4: ... IEEE 802 15 4 2003 2006 900 MHz Operating Frequency 10 channels between 902 928 MHz Transmitter Power 11 dBm Receiver Sensitivity 11 dBm 200 300 ft horizontally depending on building type and constructions and typically one floor above and below the transceiver vertically 1 to 64 Dip switch selectable All switches set to OFF Address 1 default Address of repeater must match the Network ID of the r...

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