This document may not be copied or otherwise reproduced, in whole or in part, except as
specifically permitted under US and international copyright law, without the prior written
consent from UTC Fire & Security, 9 Farm Springs Road, Farmington, CT 06034-4065.
Document number 460933001G (December 2010).
DisclaimerTHE INFORMATION IN THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT
Trademarks and patentsTrade names used in this document may be trademarks or registered trademarks of the
Intended useUse this product only for the purpose it was designed for; refer to the data sheet and user
FCC complianceThis equipment has been tested and found to comply with the limits for a Class A digital
ModemsThe Part 68 rules require the following or the equivalent information be provided to the end
NOTICE. UTC FIRE & SECURITY ASSUMES NO RESPONSIBILITY FOR
INACCURACIES OR OMISSIONS AND SPECIFICALLY DISCLAIMS ANY LIABILITIES,
LOSSES, OR RISKS, PERSONAL OR OTHERWISE, INCURRED AS A CONSEQUENCE,
DIRECTLY OR INDIRECTLY, OF THE USE OR APPLICATION OF ANY OF THE
CONTENTS OF THIS DOCUMENT. FOR THE LATEST DOCUMENTATION, CONTACT
YOUR LOCAL SUPPLIER OR VISIT WWW.UTCFIREANDSECURITY.COM.
This publication may contain examples of screen captures and reports used in daily
operations. Examples may include fictitious names of individuals and companies. Any
similarity to names and addresses of actual businesses or persons is entirely coincidental.
manufacturers or vendors of the respective products.
documentation. For the latest product information, contact your local supplier or visit us
online at www.utcfireandsecurity.com.
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference when the equipment is operated in a
commercial environment. This equipment generates, uses, and can radiate radio frequency
energy and, if not installed and used in accordance with the instruction manual, may cause
harmful interference to radio communications.
You are cautioned that any changes or modifications not expressly approved by the party
responsible for compliance could void the user's authority to operate the equipment.
user of equipment containing a pre-approved modem module.
Type of S e r v i c eThe TOPAZ System operates on a UTC Fire & Security ACURT field panel and is designed
Telephone Company
Procedures
to use a standard device telephone lines. It connects to the telephone line by means of a
standard jack called the USOC RJ-11C (or USOC FJ45S.) Connection to the telephone
company provided coin service (central office implemented systems) is prohibited.
Connection to party line services is subject to state tariffs.
The goal of the telephone company is to provide you with the best service it can. In order to
do this, it may occasionally be necessary for them to make changes in their equipment,
operations, or procedures. These changes might affect your service or the operation of
your equipment, the telephone company will give notice, in writing, to allow you to make
any changes necessary to maintain uninterrupted service.
In certain circumstances, it may be necessary for the telephone company to request
information from you concerning what equipment you have connected to your telephone
line. Upon request from the telephone company, provide the FCC registration number and
the ringer equivalence number (REN); both of these items are listed on the equipment
label. The sum of all the RENs on your telephone line should be less than five in order to
assure proper service from the telephone company. In some cases, five may not be usable
on a given line.
If problems AriseIf any of your telephone equipment is not operating, you should immediately remove it from
your telephone line, as it may cause harm to the telephone network. If the telephone
company notes a problem, they may temporarily discontinue service. When practical, they
will notify you in advance of this disconnection. If advanced notice is not feasible, you will
be notified as soon as possible. When you are notified, you will be given the opportunity to
correct the problem and informed of your right to file a complaint with the FCC. Contact
your telephone company if you have any questions about your phone line. In the event
repairs are ever needed on the UTC Fire & Security ACURT field panel they should be
performed by UTC Fire & Security technicians or an authorized representative.
Contact UsReturning Procedure
Contact the distributor where the product was purchased for return policy and procedures.
Correspondence:
Correspondence should be sent to the following address:
UTC Fire & Security
9 Farm Springs Road,
Farmington, CT 06034-4065
Technical Support:
Phone: 888 437 3287
Fax: 561 998 6224
Email: rs-bctsupport@fs.utc.com
I.iv
TOPAZ ACURT2 & ACURT4
Hardware Installation Guide
UL Standards
The following has been determined by Underwriters Laboratories to be compatible with the ACURT2/
ACURT4.
•UTC Fire & Security Remote Input Modules (RIM)
•UTC Fire & Security Remote Relay Modules (RRM)
•UTC Fire & Security Keypad (K11)
•HID ProxPro Model 5355 with and without keypad
•HID ProxPoint Model 6005
•HID MiniProx Model 5365
•HID MiniProx Model 5375
•UTC Fire & Security Magstripe Extender
Note: Any reader or keypads other than the ones listed are not to be used on a UL listed system.
UL/CUL Specifications
TOPAZ Software Revision 1.4.9
In order to comply with UL 1076 and/or UL 294 the following items must be adhered to, if not, the installation
site will be in violation of the UL requirements.
•The ACU panel must be powered by an Altronix AL400UL3 Power Supply. This must be located in
the same room as the panel and no more than 25 feet (7.82 m) from the unit. See Figure 1
•The DC input rating on the ACURT2/ACURT4 is +24 VDC +-4 V @ 750 ma maximum, with all
outputs at maximum load.
•Combined Auxiliary Power rating for all four readers on the ACURT4 must not exceed a maximum of
900 ma.
•Only UL listed equipment may be connected to the UTC Fire & Security system. This includes
external power supplies, motion detector, door contacts, enclosures, etc.
•All RRM and RIM modules must be installed in the room with panel and no more than 25 feet from the
unit.
•The End-Of-Line resistor must be located within the alarm zone sensor enclosure.
•Shielded cables must be used for all communication and read head runs.
•The use of the dial up modem or any other network connection on the ACURT2/ACURT4 must not be
used for UL-certified Installations.
All Receiving equipment must meet the following conditions:
The Central Supervising Station Equipment shall have the following minimum system configuration:
400 Mhz Pentium II with 512 KB Cache, 128 MB of RAM, 6 GB hard drive and 2 MB video memory,
Windows 2000 or XP Professional. (This is the minimum system requirements. However, a 1.2 Ghz
Pentium IV with 512 MB of RAM is recommended.) Data processing equipment and office appliance and
business equipment used as central supervisory station equipment shall comply with;
The Standard for Office Appliance and Business Equipment, UL 114;
The Standard for Information-Processing and Business Equipment, UL 478; or
The Standard for Safety of Information Technology Equipment, UL 60950.
Line transient protection complying with the Standard for Transient Voltage Surge Suppressors, UL 1449, with
AL400UL3
AC
Input
Bat
Fail
AC
Fail
24VDC
Ouput
-
+
TB10 - 7
TB10 - 6
TB6-5
1K 1%
1K
1%
TB6-6
TB11-1
TB11-2
See Low Battery Alarm
setup procedure
a maximum marked rating of 330 V shall be used.
Signal line transient protection complying with the Standard for Protectors for Data Communications and Fire
Alarm Circuits, UL 497B, with a maximum marked rating of 50 V shall be used.
Communication circuits and network components connected to the telecommunications network shall be
protected by secondary protectors for communication circuits. These protectors shall comply with the Standard
for Secondary Protectors For Communications Circuits, UL 497A. These protectors shall be used only in the
protected side of the telecommunications network.
Equipment shall be installed in a temperature controlled environment. A temperature controlled environment is
defined as one that can be maintained between 55º – 95º F (13º – 35º C) by the HVAC system. Twenty-four
hours of standby power shall be provided for the HVAC system. The standby power system for the HVAC
system may be supplied by an engine driven generator alone. A standby battery is not required to be used.
All receiving equipment shall be completely duplicated with provision for switchover to the backup system
within 30 seconds. The backup system shall be fully operational within 6 minutes of the loss of the primary
system. This allows 30 seconds for the backup system to be fully energized and connected to necessary
communication lines and other devices, followed by 5-1/2 minutes for the system to boot up, conduct memory
tests, file system check, security verifications and prepare for full system operation. The backup computer shall
have the capabilities of the primary, such as memory, speed and the like.
I.v
Failure of the main computer system, hard disk, and alarm monitor shall result in switchover to the backup
system and shall be indicated by an audible or obvious visual indication.
A fault tolerant system may be used in lieu of complete duplication of the system if every component in the
fault tolerant system, including the software and the power supply, is duplicated.
In addition to the main power supply and secondary power supply that are required to be provided at the central
supervisory station, the system shall be provided with an uninterruptible power supply (UPS) with sufficient
capacity to operate the computer equipment for a minimum of 15 minutes. If more than 15 minutes is required
for the secondary power supply to supply the UPS input power, the UPS shall be capable of providing input
power for at least that amount of time.
The UPS shall comply with the Standard for Uninterruptible Power Supply Equipment, UL 1778, or the
Standard for Fire Protective Signaling Devices, UL 1481.
In order to perform maintenance and repair service, a means for disconnecting the input to the UPS while
maintaining continuity of power to the automation system shall be provided
Figure 1. Wiring Diagram for Altronix AL400UL3
For Canadian Certification installations, the model Brownsville or Easton 2 Computer must be used with this
system and the installation must follow the Canadian Electrical Code, Part 1.
I.vi
TOPAZ ACURT2 & ACURT4
Hardware Installation Guide
Low Battery Alarm Setup
1. From Topaz main screen go to Hardware then Alarm Point tab.
2. Click Clear then enter Alarm Name: Low Battery Panel #.
3. Select Field Panel (this procedure must be done for each ACURT panel.)
4. Select Security Area.
5. Select Alarm Category.
6. Select Alarm Instruction.
7. Select Active.
8. Select Input Number 22.
9. Select Priority 5.
10. Uncheck User ACK Required and Alarm Can Be Masked.
11. Set Alarm Reporting Delay to “0” and enter the Description.
12. Click Save.
NFPA Standard
National Fire Protection Association
1 Batterymarch Park
Quincy, MA 02169-7454
617-984-7000
www.nfpa.org
NFPA 70 Article 250, NEC
FOR YOUR SAFETY
The following WARNINGS: and CAUTIONS: appear here for your safety. They are general in nature and do
not pertain to specific procedural steps. There are, however, additional safety precautions that do pertain to
specific procedural steps. These precautions appear at the point in the installation and/or maintenance
procedures where a hazard is most likely to be encountered.
BE SURE to read and follow all personal safety WARNINGS and equipment CAUTIONS appearing in this
document PRIOR to beginning ACU installation.
WARNING: The ACURT components described in this manual contain electrical shock hazard potential. Only
qualified personnel should perform installation and maintenance. Use the appropriate procedures to
remove power before proceeding with servicing.
WARNING: Do not use the ACURT Controller, Remote Input Module (RIM) or Remote Relay Module (RRM)
to switch any voltage above 30 volts. Failure to heed this WARNING: can cause death, personal
injury or damage to unit(s).
I.vii
WARNING: Make certain that the AC power source circuit breaker is OFF BEFORE proceeding. Failure to
heed this WARNING can cause damage to unit(s).
CAUTION: The ACURT controllers must have separate conduit run to each enclosure. Only cables/wires that
begin or terminate in the enclosure should run into the enclosure. DO NOT use the enclosure(s) as
"pull-boxes" for any foreign wiring. The enclosures should be arranged for separate conduit runs.
NOTICE: Fire Safety Notice
WARNING: NEVER connect any card reader devices or locks onto doors, gates or barriers that may be fire
exits without first consulting and getting approval of applicable local officials. Use of push
buttons to exit may be illegal. Single action exit may be required. Obtain proper permits and
approvals in writing before installation.
Table 38. Switch SW7 Power Switch on the ACURT2 and ACURT4 ........................................................... 50
Table 39. Power-Up LED Status...................................................................................................................51
Table 40. ACURT Online Status LEDS.........................................................................................................51
Table 41. LAN LED Status ............................................................................................................................51
Table 42. Host Port LED Status....................................................................................................................52
Table 43. Reader Zone LED Status ..............................................................................................................52
Table 44. Relay and Door Strike LED Status................................................................................................52
Table 45. Wiring HID ProxPoint Reader to the ACURT................................................................................55
Table 46. Wiring HID MiniProx Model 5365 Reader to the ACURT..............................................................57
Table 47. Wiring HID ProxPro Model 5355 Reader to the ACURT...............................................................59
Figure 20. Port Settings .................................................................................................................................46
Figure 21. Multi-Drop RS-485 Wiring from a LAN Connected ACURT. .........................................................46
Figure 22. HID ProxPoint Plus 6005 ..............................................................................................................55
Figure 23. HID ProxPoint Plus 6005 Point to Point Wiring (ACURT2 and 4) ................................................. 56
Figure 24. HID ProxPoint Plus 6005 Point to Point Wiring - ACURT4 Only...................................................56
Figure 42. Door Strike Wiring for ACURT with Supplied Diode......................................................................98
Figure 43. Door Strike Wiring for ACURT with Optional Door Strike Noise Suppressor #122610 .................98
Figure 44. Door Lock Wiring for ACURT with Supplied Diode .......................................................................99
Chapter 1 The TOPAZ ACURT
This chapter provides an overview and general information required for the
installation of the TOPAZ ACURT2 and ACURT4. This will include system
diagrams of each product.
This section provides technical information on models ACURT2 and ACURT4. These intelligent networked
devices provide access control, alarm monitoring and output control. The ACURT4 provides support for four
(4) Wiegand output card readers and/or keypads, while the ACURT2 provides support for two (2) Wiegand
output card readers and/or keypads. ACURT2 and ACURT4 models provide one (1) host serial port for
connections to a server computer using either RS-485 or RS-232 communications and one (1) 10BaseT
Ethernet port.
Each controller consists of a printed circuit board (PCB) assembly with optional battery backup. The processor
is a 90 MHz Motorola 5307 Coldfire with 8 Mbytes of RAM memory. Additional program memory consists of
4 Mbytes FLASH ROM.
Communication to external devices is a polled serial protocol up to 4000 feet (1220 meters) for Remote
Electronics Modules, such as inputs (RIM modules) or outputs (RRM modules).
Twelve (12) supervised inputs on the ACURT4 or six (6) supervised inputs on the ACURT2 are available for
alarm monitoring. These supervised inputs are for exit push buttons and door contacts for the card readers, and
for auxiliary monitor points.
Each model is also equipped with a low battery detection alarm and two (2) unsupervised alarms (AC power
fail and cabinet tamper). Eight (8) Form-C relays are provided on the ACURT4 and four (4) for the ACURT2
for strike activation and/or remote control. All relay contacts are rated for 30 VDC at 2 amperes. DO NOT
switch any voltages over 30 volts.
DIP Switches are used to set the device’s communication baud rate and a rotary switch is used to set the device
address. DIP Switches are also used to terminate alarm inputs and host communications ports.
General Specifications
Table 1. General Specifications ACURT2 and ACURT4 Networked Intelligent Controller
CharacteristicSpecification
DIMENSIONS
HEIGHT
WIDTH
DEPTH
WEIGHT
WITH BATTERIES
WITHOUT BATTERIES
ENVIRONMENTAL
MAXIMUM TEMPERATURE
MINIMUM TEMPERATURE
HUMIDITY
INPUT POWER VOLTAGE
16.25 in (41.28 cm)
16.375 in (41.59 cm)
4.125 in (10.48 cm)
19 lb. (8.6 kg)
16 lb. (7.3 kg)
+150F (+65C)
+32F (0C)
0 to 95% Relative (non-condensing)
24 VAC, 40 VA
The TOPAZ ACURT
Chapter 1
1
3
DC STANDBY BATTERY BACKUP
Current Specification
4-Hour Backup
ACURT
Main AC power24 VAC, 40 VA, 1 amp Current Limited
Backup Battery2@12 VDC, 4.0 amp/hr
ReaderCombined Max of 750ma
RRM
Main Input24 VDC@ .040 amp board
RelaysAdd 0.013 amps for each energized relay.
RIM
Main Input24 VDC@ .140 amp board
RelaysAdd 0.013 amps for each relay.
1.For UL Listed applications, the ACURT2/ACURT4 must be powered by a UL Listed Altronix power supply, model AL400UL3. If a
Listed class 2 transformer is used, it is not a UL listed application.
TOPAZ ACURT2 & ACURT4
4
Hardware Installation Guide
Bandwidth requirements
The tables below provide the typical bandwidth requirements for the Topaz file server and workstations.
Table 2. Communication Bandwidth Reference
DescriptionEquationMax Bandwidth
9,600 BPS - PPP
14,400 BPS - PPP
28,800 BPS - PPP
57,600 BPS - PPP
Ethernet
Table 3. General Data: Packet size
DescriptionMinimumMaximum
Server to Workstation Polling
- 10 Sec =
Server to Server Polling - 10
Sec =
Card Record (depends on
number of fields used) =
Alarm Condition Transaction = 2 Kbytes2 Kbytes
10 Bytes10 Bytes
10 Bytes10 Bytes
2 KBytes13.5 Kbytes
9,600 BPS x 60 sec ÷ 8 Bits =
28,800 BPS x 60 sec
14,400 BPS x 60 sec
57,600 BPS x 60 sec
10,000,000 BPS x 60 sec
÷ 8 Bits =
÷ 8 Bits =
÷ 8 Bits =
÷ 8 Bits =
72 KB per minute
108 KB per minute
216 KB per minute
432 KB per minute
7500 KB per minute
ACURT2 System Diagram
Host
PC
ACURT2
Expansion
Port
Host Port
Ethernet
Port
These readers use the on-
board alarm inputs and
relay outputs for door
monitor, REX, and lock
7
654
Combination of up to four RIMs
and/or RRMs may be connected
to the Expansion Port using
address 4, 5, 6, & 7
Features
1 - Host Port (RS-232 or RS-485)
1 - Ethernet Port
2 - Reader Support
1 - Expansion Module Port
for up to 4 RRMs or RIMs
6 - Alarm Inputs
4 - Relay Outputs
Reader 0
Reader 1
Figure 2. ACURT2 Block Diagram
The TOPAZ ACURT
Chapter 1
5
TOPAZ ACURT2 & ACURT4
Host
PC
ACURT4
Expansion
Port
Host Port
Ethernet
Port
These readers use
the on-board alarm
inputs and relay outputs
for door monitor, REX,
and lock
7
654
Combination of up to four
RIMs and/or RRMs may be
connected to the
Expansion Port using
address 4, 5, 6, & 7
Features
1 - Host Port (RS-232 or RS-485)
1 - Ethernet Port
4 - Reader Support
1 - Expansion Module Port
for up to 4 RRMs or RIMs
12 - Alarm Inputs
8 - Relay Outputs
Reader 0
Reader 1
Reader 2
Reader 3
6
Hardware Installation Guide
ACURT4 System Diagram
Figure 3. ACURT2 Block Diagram
Chapter 2 Installing the ACURT Panel
In this chapter you will learn the basics of installing and wiring the ACURT2 and
ACURT4 panels. This includes:
The procedure for running the wire and cable is described in the following paragraphs.
Note:
1. In running wire and cable, be sure to observe and follow applicable building codes.
2. The dry relay contacts are rated at 2 amps at 30 AC/DC volts.
3. All wires should be stranded.
4. The maximum length of the wiring between the farthest Remote Module (RIM, or RRM) and the
ACURT controller is 4000 feet (1220 meters) provided the remote module is locally powered.
5. Guard against lightning damage.
6. All bare Shields should be taped or protected against accidental shorting against electronic
components.
Installing the ACURT Panel
From
Server
NCIC-5
RS-485
converter
Connect earth ground via stud in ACURT box. See page 7
- GND
- RDB
- RDA
- TDB
- TDA
12 VDC
Signal T+ R+
Ground
T- R-
ACURT2/RT4
Signal T+ R+
Ground
T- R-
ACURT2/RT4
Signal T+ R+
Ground
T- R-
ACURT2/RT4
AC Plug-In
Power Supply
ACURT
Expansion
Module
Port
SIG
- GND
- RX+
- RX-
- TX+
- TX-
+24 T+ R+
0v T- R-
RIM or RRM
+24 T+ R+
0v T- R-
RIM or RRM
Connect to
earth ground
via stud in
ACURT box
See page 7
Terminate
using DIP
switch or
RS-485
terminator
PN 124824
* Aux
Power
+
-
* Aux
Power
+
-
* Aux
Power
+
-
+24 T R+
0v T- R-
RIM or RRM
Chapter 2
RS-485 Communications
RS-485 is a differential voltage communication circuit. The impedance is 120 ohms. End-of-line terminators
are required on both ends of the communications path. Multi-drop configurations are allowed with a maximum
length of 4000 feet. Off the RS-485 cable, stubs can be dropped, but the length of any stub should not be longer than 10 feet. Stubs can connect to ACURT controllers or remote modules (RIM or RRM). Stubs must
not be terminated. We strongly recommend star configurations be avoided. (See Figure 4)
The ACURT2 and ACURT4 controllers are switch selectable for RS-485 termination on each host and
expansion module port.
The UTC Fire & Security ACURT2/ACURT4 requires a RS-485 terminator at the NCIC-5 RS-485 converter.
See Figure 16 and 17.
Figure 4. RS-485 Communication Wiring for ACURT2 and ACURT4.
9
Figure 5. RS-485 Communication Wiring for Remote Modules
Notes:
•If Auxiliary power is not provided locally, another pair of wires will be required to each RIM / RRM.
•Shield refers to the over all braided shield, GND refers to the shield drain wire. Transmit should use
one twisted pair and receive should use the other twisted pair.
TOPAZ ACURT2 & ACURT4
10
Hardware Installation Guide
Pulling Wire and Cable
Pull the wiring to the remote module from the ACURT controller.
All the wires except the strike pair may be run as one cable. The cable should have low-capacitance twisted
pairs and a shield. Attach pigtail to shield and connect to chassis ground. The following Belden cable numbers
(or equivalent) are suggested:
Belden No. 9842-24 AWG for 1000 feet (305 meters) maximum distance
Pull a single pair of wires from the enclosure to the electric door strike. The following Belden cable number (or
equivalent) is suggested:
Belden No. 9409-18 AWG
Pull the wires to the enclosure from each alarm zone sensor, door contact and exit push button. The following
Belden cable number (or equivalent) is suggested:
Belden No. 9407-22 AWG
Pull the wires to the enclosure from passive exit device if the device requires power, otherwise use cable listed
above. The following Belden cable number (or equivalent) is suggested:
Belden No. 8741-22 AWG
Baud Rates and Distances
The information in the table below may vary according to the quality of the cable used and the number of
panels in a chain.
Table 4. Recommended baud rates
Baud rateDistance
115,20075 to 100 feet
(23 to 30.5 meters)
57,600800 to 1000 feet
(244 to 305 meters)
38,4001000 to 3000 feet
(305 to 915 meters)
Installing the ACURT Panel
Chapter 2
Grounding Connections
It is important to connect each ACU panel on the communication loop individually to earth ground, not to
chassis or electrical ground. Grounding is imperative for proper data communications between panels and to
ensure full functionality of the lighting and transient voltage protection devices. Voltage protection device are
designed into all ACU panels and will channel most transient surges to ground if the panel is properly
connected to earth ground. If the panels are not properly connected to ground, the surge suppression devices
may not function and data communications may be erratic.
For proper grounding all ACUs should be connected to earth ground, not to chassis or electrical ground. Cold
water pipes or a grounding rod usually make a good earth ground. The grounding wire should be as heavy as
possible with as short and straight a run as possible. Avoid sharp bends in the wire because a large power surge
might arc across the board.
Recommended Grounding Sources
•Cold Water Earth Ground
•Building Ground
•Electrical Ground
11
The UTC Fire & Security system should use a consolidated earth ground, in which the public utilities and the
security system ground rods are bonded together. A consolidated earth ground eliminates the problem of step
voltage blowout, in which measurable voltage potential exists between earth ground rods, resulting in a current
flow path and damage to the system during a lighting strike.
It is recommended that 12 AWG wire be used to connect the earth ground in the shortest and straightest path
possible. Avoid sharp turns and use a minimum radius of eight inches (203 mm) for bends. Ground wires
should be run separate from other wires and be routed toward the earth. Use of eight-foot (2.4 m) copper clad
ground rod is recommended.
TOPAZ ACURT2 & ACURT4
Normally Closed
Sensor
Normally Open
Exit Push Button
Normally Open
Sensor
Z+
Z-
Z+
Z-
Z-
Z+
12
Hardware Installation Guide
Alarm Zone Sensor Wiring
Pull twisted pair of wire (Belden 9407-22 AWG or equivalent) from each alarm zone sensor to the assigned
input terminals on the ACURT controller or Remote Module (RIM). (See Terminal Block Tables in each
section for alarm zone terminations.) End-of-line (EOL) resistor for the SECURE state is 1000 ohms. The EOL
(End-Of-Line) resistor must be located within the alarm zone sensor enclosure, otherwise the alarm zone
circuit will be considered unsupervised.
When 1000 ohms terminators are used, the sensors can be either normally closed contacts or normally open
contacts providing the SECURE or inactive state is 1000 ohms. See Figure 6. (Note: A normally open exitpush-button is wired the same as a normally closed alarm).
Table 5. Alarm State Resistance
Figure 6. Zone Sensor with 1000-Ohm Resistors
Sensor Circuit in Ohms
Zone Input State
Secure10001000
Active2000500
Open> 50000> 50000
Short< 50< 50
Normally Closed
Sensor Circuit in Ohms
Normally Open
Installing the ACURT Panel
Chapter 2
Network Communications
This section provides guidelines for the network environment needed to support communication between a UTC
Fire & Security Topaz Server and ACU Networked Intelligent Controller Field Panels. While it is not possible to
address every variable that may exist in a customer’s network environment, this highlights key network considerations.
The information in the following table is assuming a minimum Topaz server software revision of 1.47.
Table 6. Network communications guidelines
PortThe TCP/IP port number that the ACU panel listens to is 3000 plus the system WAN number (typically
3001).
ProtocolTCP/UDP
All messages are less than 255 bytes. The protocol is a simple command and response protocol with a
sequence number retry mechanism.
13
TimingPolling
Frequency
Server Wait
and Delay
Time
Server Retry If the server does not receive a response from the panel within the delay time described
Panel
Timeout
Timing
Calculations
400 milliseconds per ACU panel (fixed)
Wait time for the server to receive a response is 500 milliseconds. Networks should be
able to respond to a ping for each panel within 500 milliseconds for optimum
performance.
Additional user-configurable delay time of up to 3000 milliseconds can be set for each
panel. Typical additional delay is 500 milliseconds.
above, the server will re-send another poll to the panel. The default number of retries is
3. The Retry for each panel can be increased up to 10 by the system administrator.
Setting the number of retries above three is usually for testing purposes only, and not
intended for normal operation of the system.
If a panel does not receive a correct message from the server within 10 seconds, the
panel will no longer respond to the server (a “local panel off-line” condition). This could
be caused by a network interruption or incorrect message(s). An example of an
incorrect message might be if the network corrupts a server message, resulting in a
checksum error. This causes the server to resynchronize communications with the
panel. A corresponding message will be reported at the server as a “panel off-line”.
To determine proper panel settings for optimal communication, perform the following
calculations for each panel. The total delay, including retries, should be less than 10
seconds (Panel Timeout); The lower the total, the more optimal system performance.
ACU LAN Panel with no downline panels via serial connection:
#Retries X [Delay Time(secs) + Wait Time(secs)] = Total
For example: 3 X [1.2 + 0.5] = 5.1
ACU LAN Panel hosting down-line panels via serial connection:
#Down-line panels X #Retries X [Delay Time(secs) + Wait Time(secs)] = (Total)
For example: 3 x 3 x [0.5 + 0.5] = 9
Bandwidth
Dynamics
Network Hops To ensure consistency, the number and distance of hops between a field panel’s LAN port and it’s
It is important that allocated bandwidth remains consistent at all times and is not clamped down (or
reduced) during off-hours such as at night or on weekends. Inconsistent or dynamic bandwidth can
result in inconsistent on-line/off-line behavior of field panels, especially if network throughput is
marginal.
Two types of download activity can occur: Full panel downloads or smaller downloads that occur
during routine use of the system. During the download operation, the ACU is fully operational after
power-up. Access requests are processed and normally, little delay is experienced. However, large
amounts of activity have an adverse effect on system performance.
A full panel download can be initiated manually by the system administrator, or automatically when:
• A panel is powered-up or reset
• A change is made to Access Groups
• A panel definition is modified
• A new reader is defined
• An elevator floor definition is modified.
Note: During a full panel download, the entire card database is downloaded to the panels, however
only those cards which are authorized for access through doors controlled by a panel are
downloaded to that panel, thus reducing per-panel traffic.
Following a server restart, all alarm points, relays, time schedules, and other user-programmed
settings and parameters are downloaded. The card database is only downloaded if, after a
comparison, the server detects that cardholder changes were made at the server but not updated to
the ACU.
If an initial download from the server to the ACU is interrupted, the ACU waits for the download to
restart.
Note: ACU2X: After a successful download, the ACU2X saves the count of cards in its database. If
a subsequent full card download is interrupted, the panel restores the original pointers so that
a backup mechanism exists until a successful download is achieved.
ACU
Comparison
The ACU2XL, ACURS, and ACURT panels are approximately 100 times faster for communication that
an ACU2 or ACU2X panel with the LanTronix kit. This is because a panel using the LanTronix kit
connects to the kit from the panel serial port that runs at an average of 9600 baud, whereas the
ACU2XL, ACURS, and ACURT panels run at the 10 Mbps rate of their built in network card.
Installing the ACURT Panel
Chapter 2
Setting IP Address
If the installation requires UL Listing, Network connections cannot be used.
One of the simplest ways to set the IP address on the ACURT2 or ACURT4 is with a laptop computer in the
field running the AcuxUtil.exe program.
If using the default IP address (SW3 switch 3 on) attach and configure only one ACURT at a time.
To set up the TCP/IP address for an ACURT field panel start by locating the AcuxUtil.exe file on the CD and
start the utility by double-clicking on its icon.
15
After starting the utility the following screen is displayed.
TOPAZ ACURT2 & ACURT4
16
Hardware Installation Guide
Set IP Address Through Ethernet
Before continuing make sure your PC has a network card installed with TCP/IP enabled. The IP address must
able to communicate to the ACURT. In other words, the first three sets of numbers of the computer’s IP address
must match the first three sets on numbers of the ACURT IP address. The default IP address of the ACURT is
192.168.0.132
1. Click the Ethernet button.
2. Make sure that SW3 DIP switches 1, 2, and 3 are ON before continuing.
Note: If you change switch settings, you must restart the ACU by powering down and back up.
3. You must also know the IP address of the ACURT before continuing. If you do not know the current IP
address for the ACURT, turn SW3 switch 3 ON to use the default IP address of 192.168.0.132.
4. Power must be cycled on the ACURT for the switches to be read.
5. After the switches are set properly, click OK
.
The IP Address of the ACURT is set at the factory default of 192.168.0.132.
6. Enter the IP address for the ACURT.
7. The Port Number will be left at the default 3001 unless you have multi servers on your system. If
using multi server, change the last three digits (3000 plus the LAN number) of the Port Number to
reflect the server number. For server number two the Port Number would be 3002.
8. Click O
K to continue.
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