Technical training seminars are available through Rice Lake Weighing Systems.
Course descriptions and dates can be viewed at www.ricelake.com/training
or obtained by calling 715-234-9171 and asking for the training department.
Contents
About This Manual ................................................................................................................................... 1
Tracer AV Limited Warranty................................................................................................................... 42
iiTra ce r AV Installation Manual
About This Manual
W arning
This manual is intended for use by service technicians
responsible for installing and servicing
Tra ce r AV
aviation baggage instrumentation. This manual
applies to units using Version 1.14 of the
Tracer AV
software.
Configuration and calibration of the
Tra ce r AV can be
accomplished using the 2-button keypad, the EDP
command set, or the
Revolution
®
configuration utility.
See Section 3.1 on page 10 for information about
configuration methods.
1.0Introduction
The Tracer AV is a single-channel digital weight
indicator comprised of three components:
•The
•The RD-1 remote display (See Figure 1-1 2)
•The RK-1 keypad (See Figure 1-1 2) has two
Tra cer AV features include:
The
•Four-wire load cell connections; remote sense
•The electronic data processing (EDP) port is
•The serial port connects to the RD-1 remote
•Print formatting is defaulted for RD-1
•Digital inputs are defaulted for RK-1
•Setpoints values will cause the display to
•Available for 115 VAC and 230 VAC.
Tra cer AV houses the AC power supply
and CPU board. There are external DB-9
connectors for a PC connection, two remote
display connections, two remote keypad
connections, and a load cell connection (See
Figure 2-3 4).
is a large .8 in., six-digit, seven-segment LED
display. There are connectors for two remote
displays.
keys which are used to zero the scale and to
toggle between a primary and secondary unit
of measure in the normal mode of operation.
These keys have a secondary function for the
setup mode.
connections are not provided.
full duplex; RS-232 communications at up to
38400 bps. The EDP port is accessed through
the COMM connection.
displays. The output is RS-232 and will drive
two RD-1 units.
communications.
functionality.
flash when a specified weight value is
exceeded.
Some procedures described in this
manual require work inside the
AV
enclosure. These procedures are
to be performed by qualified service
personnel only.
Authorized distributors and their employees
can view or download this manual from the
Rice Lake Weighing Systems distributor
www.ricelake.com.
site at
1.1Operating Modes
The Tra cer AV has three modes of operation:
Normal (Primary) mode
Normal mode is the default mode of the Tra ce r AV .
The indicator displays gross or net weights as
required, using the LED annunciators described in
Section 1.3 on page 2 to indicate scale status and
the type of weight value displayed. Once
configuration is complete and a legal seal is
affixed, this is the primary mode in which the
Tra ce r AV can operate.
Setup mode
Most of the procedures described in this manual
require the Tra cer AV to be in setup mode,
including configuration and calibration.
To enter setup mode, remove the setup switch
access screw on the
Once the screw is removed, use a small
screwdriver or pen tip to press the setup switch.
The display changes to show the word
Test mode
Test mode provides a number of diagnostic
functions for the
mode is entered using the setup switch. See
Section 6.7 on page 39 for more information.
NOTE: Test mode is intended for factory use only.
Tra ce r AV (See Figure 2-3 4).
DEFCAL.
Tra ce r AV . Like setup mode, test
Tra cer
Tracer AV Installation Manual - Introduction1
1.2Display and Keypad
Figure 1-1 show s the Trac er AV LED display with annunciators and keypad. In setup mode, the keys are used to
navigate through menus, select digits within numeric values, and increment/decrement values. See Section 3.1.3
on page 11 for information about using the front panel k eys in setup mode.
.
Figure 1-1. RD-1 Front Panel, Showing LED Annunciators (left), and RK-1 2-Button Keypad (right)
1.3LED Annunciators
The Tra ce r AV display uses a set of six LED annunciators to provide additional information about the value being
displayed:
•
Gross and Net annunciators are lit to show whether the displayed weight is a gross or net weight.
•Center of zero (): Gross weight is within 0.25 graduations of zero. This annunciator lights when the
scale is zeroed.
•Standstill (): Scale is at standstill or within the specified motion band. Some operations, including
tare functions and printing, can only be done when the standstill symbol is shown.
•
lb and kg annunciators indicate the units associated with the displayed value: lb=pounds, kg=kilograms.
1.4Tracer AV Operations
Basic Tra cer AV operations are summarized be low.
1.4.1Toggle Units
Press the Units key to switch between primary and secondary units. The appropriate units LED under the display
is lit.
1.4.2Zero Scale
1. In gross mode, remove all weight from the scale and wait for the standstill annunciator ().
2. Press the
The center of zero () annunciator lights to indicate the scale is zeroed.
Zero key.
2Tracer AV Installation Manual
2.0Installation
Security cables
This section describes the connections between the DB-9 plugs and the CPU board. This section also includes
assembly drawings, connection tables, and parts lists for the service technician.
•Use a wrist strap to ground yourself and protect components from electrostatic discharge (ESD) when
working inside the Tracer AV enclosure.
•This unit uses line fusing which could create an electric shock hazard. Procedures requiring work inside
Tra cer AV enclosure must be performed by qualified service personnel only.
the
•The supply cord serves as the main power disconnect for the Tracer AV. The power outlet must be
installed near the unit and be easily accessible.
2.1Unpacking and Assembly
Immediately after unpacking, visually inspect the Tra ce r AV to ensure all components are included and
undamaged. The shipping carton should c ontain the
manual, two cables, and a power cord. If any parts were damaged in shipment, notify Rice Lake Weighing
Systems and the shipper immediately.
2.2Enclosure Security/Disassembly
After an NTEP inspector has examined the unit, he/she will install security cables pictured in Figure 2-1 and
Figure 2-2. These cables prevent the
cables are removed, NTEP certification will become void.
If the
Tra cer AV enclosure must be ope ned by an a uthorized tech nic ian, ensure power is disc onne cted, then place
it on an anti-static work mat. Cut tamper-proof cables, remove screws, and remove the enclosure’s top cover. An
NTEP inspector will have to examine the unit and attach new security cables.
Tra ce r AV from being tampered with by an unauthorized individual. If these
Tra ce r AV enclosure, remote display, remote keypad, this
Figure 2-1. Trac er AV (front) security cables installed after NTEP certification.
Tracer AV Installation Manual - Installation3
Figure 2-2. Trac er AV (back) security cables installed after NTEP certification.
Remove Screw to
Power Cord
Connection
Access Setup Switch
DB-9 Connections
2.3Cable Connections
The Tracer AV provides several cable connections: one for the power cord, one to accommodate the load cell,
communications, remote displays, and keypads. Figure 2-3 shows the assignments for the
Details on pin assignments are shown in Table 2-1 through Table 2-5.
Figure 2-3. Trac er AV Power Cord Connection, DB-9 Connections, and Setup Switch Access Screw.
Tra ce r AV connections.
4Tracer AV Installation Manual
2.3.1Illustrations
C7
RESET
R2
C15
C20
C19
R5
MECCA
C3
+5A V
R1
C13
R16
LED2
GND
GD1
C1
F1
DI 2
DI 1
DFB2
TR1
TVS2
TVS3
TVS6
C33
C31
DO2
DO1
C10
C9
+5V
G2E
R25
C30
VR3
R6
C8
U7
C5
C6
U8
R15
U1
LED1
EDP/
RS-232
JP2
C65
U3
SW1
SETUP
C32
C2
XT1
DFB1
TR2
TVS1
TVS5 TVS4
+3. 3
R7
R4
C16
C4
DIGIN
1
J1
LOAD CELL
U2
D1
U19
U6
U9
SERIAL
1
9
11
8
1
1
Gn d
20mA+
Gnd
TxD
Gnd
Gn d
DI 2
EXC-
E XC+
SEN-
SEN+
SIG-
5
1
1
1
20mA-
RxD
RxD
TxD
DI 1
SIG+
Micr opr ocesso r
DISPLA Y
DRIVERS
KEYPAD
CONNECTOR
REMOTE
SETUP
SWITCH
DC INPUT
R9
R10
R11
R12
ANA
ME M
AD
HB
J10
U4
OFF TEST
A/D CONVERTER
U10
U11
J2 J3 J4
J7
J8
J11
J12
JP1
DIGOUT
1
+5V
DO2
Gnd
DO1
J6
R46
R47
U14
JMP3
(Factory Only)
ON
OF F
KEYPAD
CONNECTOR
HE_J2
1
2
B1
+
85-265 VAC
50-60Hz 2A
Comm Remote
Display 1
Remote
Display 2
Keypad 1 Keypad 2 Load Cell
Revolution
Connection
Remote Display RD1/#1
Remote Keypad
Load Cell Cable
Tracer AV
Scale Base
Remote Display RD1/#2
ZERO UNITS
Remote Keypad
ZERO UNITS
The following illustrations show the Tra ce r AV CPU board, system configuration, remote display cutout, and
remote display drawing.
Figure 2-4. Tracer AV CPU Board
Figure 2-5. System Configuration
Tracer AV Installation Manual - Installation5
Figure 2-6. Remote Display Cutout
Figure 2-7. Remote Display Drawing
6Tracer AV Installation Manual
Figure 2-8. Switch Panel Cutout
Figure 2-9. Switch Panel Drawing
2.3.2Load Cells
The load cell cable is connected to the socketed DB-9 marked load cell. This DB-9 is connected to the CPU
board on J1; see the table below for the pin assignments. The DB-9 is for four-wire installations, so leave sense
jumper JP1 and JP2 on.
DB-9J1 PinsFunctionPad Number
Pin 32-SigP 13
Pin 45+ExcP 12
Pin 5Shield
Pin 66-ExcP 11
Pin 71+SigP 14
Table 2-1. J1 Load Cell
NOTE: The DB-9 is factory pinned for four-wire connections. Leave sense jumpers JP1 and JP2 on.
2.3.3Serial Communications
The pinned DB-9 connector marked as COMM is connected to EDP port J3. It is bi-directional communication
to be used for a PC connection. Configuration using Revolution® software can be loaded through this connector.
Tracer AV Installation Manual - Installation7
There are two socketed DB-9 connectors for remote displays which are connected to the serial port J4. The
remote display’s DC power and communications are run in the same three-conductor cable. The serial port data
is transmitted on the 20 mA pins to the remote displays.
DB-9EDP Port
COMMJ3FunctionPad
Pin 21EDP TxDP 1
Pin 32EDP RxDP 2
Pin 53EDP GndP 3
Table 2-2. EDP Port/COM
DB-9Serial Port Digital Output
RemoteJ4J6FunctionPad
n/a4+5 VDCP 4
n/a420 mA+P 5
n/a520 mA-P 6
Pin 1+7.5 VDCn/a
Pin 2Gndn/a
Pin 9TxDn/a
Table 2-3. Serial Port/Remote Display
2.3.4Digital I/O
Digital inputs can be set to provide several indicator functions, including all keypad functions. In the Trac er AV,
these inputs are set to
Zero and Units for the remote keypad. The inputs are active (on) with low voltage (0 VDC)
and can be driven by TTL or 5V logic without additional hardware. LEDs on the CPU board light when digital
inputs are active.
Digital Input
DB-9
Pin 41SetupP 10
Pin 53GndP 7
Pin 81Dig In 1P 9
Pin 92Dig In 2P 8
J2
J12FunctionPad Number
Table 2-4. Digital Input/Remote Keypad
Digital outputs are typically used to control relays that drive other equipment. In the
Tra ce r AV , the setpoint value
will cause the display to flash. Outputs are designed to sink not source, switching current. Each output is a
normally open connector circuit, capable of sinking 250 mA when active. Digital outputs are wired to switch
relays when the digital output is active (low, 0 VDC) with reference to 5 VDC supply. LEDs on the CPU board
light when the digital outputs are active.
PortConnector PinFunction
Digital
Output
8Tracer AV Installation Manual
J61Gnd
2DO 1
3DO 2
4+5V
Table 2-5. J6 Digital Outputs
2.4Board Removal
If you must remove the Tracer AV CPU board, use the following procedure:
•Use a wrist strap to ground yourself and protect components from electrostatic discharge (ESD) when
working inside the
Tra ce r AV enclosure.
•This unit uses line fusing which could create an electric shock hazard. Procedures requiring work inside
the
Tra cer AV enclosure must be performed by qualified service personnel only.
•The supply cord serves as the main power disconnect for the
Tra cer AV. The power outlet must be
installed near the unit and be easily accessible.
1. Disconnect power to the
Tra ce r AV .
2. Cut security cable (if installed) and remove screws.
3. Remove the top cover.
4. Disconnect power supply cable from connector J7 on the
Tra ce r AV CPU board.
5. Unplug connectors J1 (load cell cable), J2 (digital inputs), J3 (EDP), J4 (serial), J6 (digital outputs), and
J2 (display). See Figure 2-4 5 for connector locations.
6. Remove the five screws from the CPU board, then lift the board out of the enclosure.
To replace the CPU board, reverse the above procedure.
2.5Replacement Parts
Table 2-6 lists replacement parts for the Tr ac er AV.
PNDescription (Quantity)
97994
705996 Pos Screw Terminal - Pluggable 5mm Center Screws (2)
711253 Pos Screw Terminal - Pluggable 5mm Center Screws (2)
711264 Pos Screw Terminal - Pluggable 5mm Center Screws(1)
76556Power Supply (1)
87958CPU Board Assembly (1)
97881Coverplate - 10” x 6 ”x 2” (1)
97978DB-9 PCB Assembly (1)
93558
93213Back Cover Enclosure (1)
93215Remote Display Lens (1)
93559Front Panel Assembly (1)
93561PCB Assembly (1)
93563Cable Assembly (1)
97995
50749DB-9 FEM to DB-9 Cable (1)
71014Piezo Switch SST SPSI (2)
97877Front Switch Panel (1)
97878Rear Switch Panel Cover (1)
97977PCB Assembly (1)
Tra ce r AV Enclosure Assembly
Remote Display
2-Button Keypad
Table 2-6. Replacement Parts
Tracer AV Installation Manual - Installation9
3.0Configuration
To configure the Tra cer AV, it must be placed in setup
mode. Setup mode is initiated by pressing the setup
switch on the
When the
CONFIG is shown on the display. The CONFIG menu
Tra ce r AV (see Figure 2-3 4).
Tra cer AV is placed in setup mode, the word
is the first of 7 main menus used to co nfigure the
Tra ce r AV. Detailed descriptions of these menus are
given in Section 3.2 on page 12. When configuration
is complete, continue pressing the (
Units) key to
exit setup mode.
3.1Configuration Methods
The Tracer AV can be configured by using the Zero and
Units keys to navigate through a series of
configuration menus or by sending commands or
configuration data to the EDP port. Configuration
using the menus is described in Section 3.1.3 on
page 11.
Configuration using the EDP port can be
accomplished using either the EDP command set
described in Section 5.0 or the
3.1.1Revolution Configuration
The Revolution configuration utility provides the
preferred method for configuring the
Revolution runs on a personal computer to set
configuration parameters for the
Revolution configuration is complete, configuration
data is downloaded to the
Revolution® software.
Tra ce r AV.
Tra ce r AV. When
Tracer AV.
To use
Revolution, do the following:
1. Install the
running Windows
Revolution module on a PC
®
98 or later. Minimum
system requirements are 4MB of extended
memory and at least 5MB of available hard
disk space.
2. With both the
connect the PC serial port to the
Tra ce r AV and PC powered off,
Tra ce r AV’s
EDP port.
3. Power up the PC and the
Tra ce r AV . Use the
setup switch to place the Tra ce r AV in setup
mode.
4. Start the
Figure 3-1 shows an example of one of the
Revolution program.
Revolution
configuration displays.
Revolution provide s online help for each of its
configuration displays. Parameter descriptions
provided in this manual for front panel configuration
can also be used when configuring the
Revolution: the interface is different, but the
Tra ce r AV using
parameters set are the same.
3.1.2EDP Command Configuration
The EDP command set can be used to configure the
Tra ce r AV using a personal computer, terminal, or
remote keyboard. Like
configuration sends commands to the
port; unlike
Revolution, EDP commands ca n be sent
Revolution, EDP command
Tra ce r AV EDP
using any external device capable of sending ASCII
characters over a serial connection.
EDP commands duplicate the functions available
using the
Tra ce r AV front panel and provide some
functions not otherwise available. EDP commands can
be used to simulate pressing front panel keys, to
configure the
Tracer AV, or to dump lists of parameter
settings. See Section 5.0 on page 26 for more
information about using the EDP command set.
supports both uploading and downloading
of configuration data. This capability allows
configuration data to be retrieved from one
Tra ce r AV ,
edited, then downloaded to another.
10Tracer AV Installation Manual
3.1.3Front Panel Configuration
1st Level
Parameter
Default value
Value
1st Level
Parameter
2
nd
Level
Parameter
2
nd
Level
Parameter
Value
Value
When moving through values below the first menu, press UNITS to view the
selections. Press ZERO to set the parameter and move to the next parameter on the
leval above.
The Tracer AV can be configured using a series of menus viewed on the RD-1 display when the Tra ce r AV is in
setup mode. Table 3-1 summarizes the functions of each of the main menus.
MenuMenu Function
DEFCALDefault
Configuration
CONFIGConfigurationConfigure grads, zero tracking, zero range, motion band, overload, tare function, sample rate,
FORMATFormatSet format of primary and secondary units, display rate.
CALIBRCalibration
SERIALSerialConfigure EDP and printer serial ports.
PROGRMProgramSet power-up mode, regulatory mode, and consecutive number values.
SETPNTSetpointConfigure Setpoints and digital outputs.
VERSVersionDisplay installed software version number.
Select a 500lb or 300lb default configuration. You can also display and edit zero calibration a/d
count value, test weight value, and span calibration a/d count value.
and digital filtering parameters.
Calibrate
Tra cer AV. See Section 4.0 on page 23 for calibration procedures.
Table 3-1. Tra ce r AV Menu Summary
ButtonFunction
Zero
Units
Move DOWN/ Increment Value
Move RIGHT/Next
Table 3-2. Button Functions in Setup Mode
The two-button numeric editor works as follows:
Press
Units to navigate RIGHT. Press Zero to drop DOWN or select from a list of values.
Figure 3-2. Setup Mode Menu Navigation
3.1.4Setting Numeric Values For Parameters
1. Press Zero to immediately accept the current value and navigate to the next menu item.
2. Press
Units to enter edit mode.
The leftmost digit will flash to indicate it can be altered.
3. Press
4. When the value is correct, press
Zero to increment to the desired value.
Units to move to the next digit.
Tracer AV Installation Manual - Configuration11
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