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.
About This Manual ................................................................................................................................... 1
For More Information ............................................................................................................................. 90
Contentsiii
iv520 Indicator Installation Manual
About This Manual
WARNING
WARNING
Important
CAUTION
WARNING
This manual is intended for use by service technicians responsible for installing and servicing IQ plus® 710 digital
weight indicators.
This manual applies to indicators using Version 1.11 of the 52
Configuration and calibration of the indicato
r can be accomplished using the indicator front panel keys, the EDP
command set, or Version 3.0 or later of the Revolution
0 software.
®
configuration utility. See Section 3.1 on page 17 for
information about configuration methods.
Authorized distributors and their employees can view or download this manual from the Rice Lake
Weighing Systems website at
The Operator
Card included with this manual provides basic operating instructions for users of the 520.
www.rlws.com.
Please leave the Operator Card with the indicator when installation and configuration are complete.
Safety
Safety Symbol Definitions
Indicates a potentially hazardous situation that, if not avoided, could result in serious injury or death, and
includes hazards that are exposed when guards are removed.
Indicates a potentially hazardous situation
Indicates information about procedures that, if not observed, could result in damage to equipment or
corruption to and loss of data.
Safety Precautions
Do not operate or work on this equipment unless you have read and understand the instructions and
warnings in this manual. Failure to follow the instructions o
death. Contact any Rice Lake Weighing Systems dealer for replacement manuals. Proper care is your
responsibility.
Some procedures described in this manual require work inside the indicator
are to be performed by qualified service personnel only.
General Safety
Failure to heed may result in serious injury or death.
DO NOT allow minors (children) or inexper
DO NOT operate without all shields and guards in place.
DO NOT jump on the scale.
DO NOT use for purposes other than weight taking.
DO NOT place fingers into slots or possible pinch points.
DO NOT use any load-bearing component that is wo
DO NOT use this product if any of the
DO NOT exceed the rated load limit of the unit.
DO NOT make alterations or modifications to the unit.
DO NOT remove or obscure warning labels.
DO NOT use near water.
Before opening the unit, ensure the power cord
Keep hands, feet and loose clothing away from moving parts.
ienced persons to operate this unit.
rn beyond 5% of the original dimension.
components are cracked.
is disconnected from the outlet.
that, if not avoided may result in minor or moderate injury.
r heed the warnings could result in injury or
enclosure. These procedures
1520 Indicator Installation Manual
1.0Introduction
The 520 is a single-channel digital weight indicator housed in a panel mount enclosure. The front panel bezel can
be sealed to a NEMA 4X/IP65 rating. The front panel consists of a 5-button keypad; a large, seven-digit,
14-segment, vacuum fluorescent display; two-character dot-matrix annunciator field; and 16-character dot-matrix
prompt field. Features include:
•Drives up to 8 350or 16 700 load cells
•Supports 4- and 6-wire load cell connections
•Three configurable digital inputs
•Four digital outputs
•Electronic data processing (EDP) port for full duplex RS-232 or half duplex RS-485 communications at up
to 19200 bps
•Printer port for full duplex RS-232 and simplex 20 mA current loop communications at up to 19200 bps
•Optional DeviceNet™ interface for communications network with Allen-Bradley® controllers
•Optional Remote I/O Interface for communication with Allen-Bradley PLC® and SLC™ controllers
•Optional Ethernet/IP interface for Allen-Bradley PLC and other Ethernet/IP master devices
•Optional Profibus® DP interface for network communications
3
•Optional Ethernet TCP/IP interface for 10-Base T network communications
•Optional BCD interface for 5 VDC TTL
•Optional analog output module provides 0–10 VDC or 4–20 mA tracking of gross or net weight values
•Available in 115 VAC and 230 VAC versions
1
2
1.1Operating Modes
The 520 has four modes of operation:
Normal mode
Normal mode is the weighing mode of the indicator. The indicator displays gross or net weights as required,
using the secondary display to indicate scale status and the type of weight value displayed.
Setup mode
Most of the procedures described in this manual require the indicator to be in setup mode, including
configuration and calibration.
To enter setup mode, remove the large fillister head screw from the enclosure backplate. Insert a screwdriver or
a similar tool into the access hole and press the setup switch once. The indicator display changes to show the
CONFIG.
word
Test mode
Test mode provides a number of diagnostic functions for the 520 indicator. Like setup mode, test mode is
entered using the setup switch. See
test mode.
Front Panel Setup mode
Front panel setup mode is used to change setpoint and/or checkweigh values and to set the time and date. See
Section 1.3.8 on page 4 for more information about entering front panel setup mode.
Section 12.13 on page 86 for more information about entering and using
1. DeviceNet™ is a trademark of the Open DeviceNet Vendor Association.
2. Allen-Bradley®, PLC®, and SLC™ are trademarks of Allen-Bradley Company, Inc., a Rockwell International company.
3. Profibus® is a registered trademark of Profibus International.
Introduction2
&/5&34".1-&.0%&
Figure 1-1. 520 Front Panel
13*."3:%*41-":
4&$0/%"3:%*41-":
%*(*5
"//6/$*"503
GPS6/*54
1.2Front Panel Display
Figure 1-1 shows the 520 front panel keys and the key
functions assigned in normal mode.
The 520 display is divided into three areas
Figure 1-2):
•The primary display consists of seven large,
4-segment digits used to display weight data.
1
• A two-digit annunciator shows the units
asso
ciated with the displayed value: lb=pounds,
kg=kilograms, oz=ounces, T=short tons, t=metric
tons, LT=long tons, g=grams, GN=grains. The
units can also be set to NONE (no units
information displayed).
(see
The 16-digit secondary display is used to display the
weigh
indicators, including standstill (
zero (
ing mode (Gross/Brutto or Net), status
) and center of
), Bar Graph and Checkweigh.
The symbols shown over the keys in Figure 1-1
(representing up, down, enter, left, right)
describe the
key functions assigned in setup mode. 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 18 for information
about using the front panel keys in setup mode.
In
count mode, the displayed value is PC (Piece Count).
Figure 1-2. 520 Front Panel Display Areas
1.3Indicator Operations
Basic 520 operations are summarized below:
1.3.1Toggle Gross/Net Mode
Press the GROSS/NET key to switch the display mode
from gross to net, or from net to gross. If a tare value
has been entered or acquired, the net value is the gross
weight minus the tare. If no tare has been entered or
acquired, the display remains in gross mode.
Gross mode is indicated by the letters
Brutto in OIML mode) on the secondary display; net
mode is indicated by the letters
When piece count mode is enabled, the
Nt.
key toggles between Gross/Net/Piece Count.
3520 Indicator Installation Manual
Gr (or Br for
GROSS/NET
1.3.2Toggle Units
Press the UNITS key to switch between primary and
secondary units. The units identifier is shown to the
right of the primary display.
1.3.3Zero Scale
1. In gross mode, remove all weight from the
scale and wait for the standstill annunciator
).
(
2. Press the
ZERO key. The center of zero ()
annunciator lights to indicate the scale is
ze
roed.
1.3.4Acquire Tare
1. Place container on scale and wait for the
standstill annunciator (
).
2. Press the TARE key to acquire the tare weight
Note
Note
Note
Note
Note
of the container.
3. Display shifts to net weight and shows the
Nt on the secondary display.
letters
1.3.5Remove Stored Tare Value
1. Remove all weight from the scale and wait for
the standstill annunciator (
2. Press the
ZERO key). Display shifts to gross weight and
shows the letters
TARE key (or, in OIML mode, the
Gr on the secondary display.
).
1.3.6Keyed Tare
1. Hold the TA RE key for three seconds to display
the current tare value.
2. Use the
digit to change. Use the
RIGHT and LEFT keys to select which
UP and DOWN keys to
decrement the value.
3. Press
ENTER to accept the value.
A keyed tare will show “PT” next to the value
when printed.
1.3.7Print Ticket
1. Wait for the standstill annunciator ().
2. Press the
PRINT key to send data to the serial
port.
1.3.8Front Panel Setup
Hold the UNITS key for three seconds to enter front
panel setup mode. Use front panel setup to change
setpoint and/or checkweigh values and to set the time
and date.
1.3.9Display or Change Setpoint Value
To display a setpoint value, enter front panel setup
mode. Press
setpoint number is displayed. The
toggle through each setpoint that is operator accessible.
ENTER to display the setpoint value.
Press
DOWN
keys to increment/decrement the decimal value
of the flashing digit. Press
decimal point entry.
decimal point placement. Press the
accept the displayed value and return to the next value
or setpoint number prompt.
DOWN or ENTER and the first available
LEFT/RIGHT keys
Setpoint Value and Preact Value can be
accessible from the front panel in weigh mode.
To change the setpoint value, use the UP/
ENTER to move to the
LEFT/RIGHT keys adjust the
ENTER key to
Some indicator configurations may not allow
setpoint values to be changed through the front
panel or may
change the setpoint value.
require a password to display or
1.3.10 Turn Setpoint On or Off
To turn a setpoint off at the front panel, enter front
panel setup mode. Press
available setpoint number is displayed. The
RIGHT
keys toggle through each setpoint that is
operator accessible. Press
and back on. Press
DOWN or ENTER and the first
LEFT/
DOWN to turn the setpoint off
ENTER to display and edit the
setpoint value.
Some indicator configurations may not allow
setpoints to be turned off through the front
or may require a password to turn the
panel
setpoint on and off.
1.3.11 Display or Change Checkweigh Value
To display a checkweigh value, enter front panel setup
mode. Press
checkweigh value is displayed. The
DOWN or ENTER and the first available
LEFT/RIGHT keys
toggle through each checkweigh value that is operator
accessible. Press
ENTER to display the checkweigh
value.
To change the checkweigh value, use the
UP/DOWN
keys to increment/decrement the decimal value of the
flashing digit. Press
point entry.
LEFT/RIGHT keys adjust the decimal point
placement. Press the
ENTER to sequence to the decimal
ENTER key to accept the displayed
value and return to the next value or checkweigh value
prompt. See Section 7.0 on page 47 for more
information on checkweigh mode.
• Some indicator configurations may not allow
checkweigh values to be changed through the front
panel or may require a password to display or change
the checkweigh value.
• Setpoints remain configured but do not function while in
checkweigh mode.
1.3.12 Set Date
In front panel setup mode use the arrow keys to toggle
Date. Press DOWN or ENTER to enter the date in the
to
format configured for the indicator: MMDDYY, DDMMYY, or YYMMDD.
1.3.13 Set Time
In front panel setup mode use the arrow keys to toggle
Time. Press DOWN or ENTER to enter the time in
to
24-hour format, then press the
ENTER key.
Introduction4
1.3.14 Display Accumulator
Note
Note
The accumulator must be enabled before use in either
normal mode or setpoint operations. Once enabled,
weight (net weight if a tare is in the system) is
accumulated whenever a print operation is performed
using the
PRINT key, digital input, or serial command.
The scale must return to zero (net zero if a tare is in the
system) before the next accumulation.
1. Press and hold the
G/N key for three seconds to
display the accumulated value if accumulator
is enabled.
2. Press the
the
The PRINT key only performs one
accumulation. Weight must return to zero
be
UP key to clear the accumulator or
PRINT key to print the accumulator.
fore another accumulation is allowed.
1.3.15 Count Display Mode
Count mode is entered by pressing the MODE (GROSS/
NET
) key from normal weighing mode when count
mode is enabled. In count display mode, the display
shows the number of parts rather than weight. The
annunciator at the right side of the LCD display reads
piece count (PC). Pressing the
CFMT print format data string to the serial port.
If a sample weight has not yet been acquired, the
indicat
or switches automatically to sample acquisition
mode (see Section 6.0 on page 46).
PRINT key sends the
1.3.16 Peak Hold Mode
The peak hold function is used to determine, display,
and print the greatest net weight read during a
weighing cycle.
A weighing cycle ends when the print command is
ven, or when the peak net weight is manually cleared
gi
by the
weight and operates independently of the display. For
example, if the indicator is displaying gross weight, but
AUTO peak hold is active, the display remains in
gross, but the net peak weight is automatically printed
when standstill is achieved at net zero.
ZERO or PRINT key. Peak hold tracks only net
Setpoint, time and date, and checkweigh value
changes from weigh mode (press and hold the
UNITS
hold the G/N key), keyed tare display (press and
hold the TARE key), and password entry front
panel entry modes timeout after 10 seconds if
there is no activity.
key), accumulator display (press and
5520 Indicator Installation Manual
2.0Installation
CAUTION
This section describes procedures for connecting load
cells, digital I/O, and serial communications cables to
520 indicator. Instructions for field installation of
the
the analog output option and replacement of the CPU
board are included, along with assembly drawings 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 indicator enclosure.
• This unit uses double pole/neutral fusing which could
eate an electric shock hazard. Procedures requiring
cr
work inside the indicator must be performed by qualified
service personnel only.
• The supply cord serves as the power disconnect for the
520. The power outlet supplying the indicator must be
installed near the unit and be easily accessible.
2.1Unpacking and Assembly
Immediately after unpacking, visually inspect the 520
to ensure all components are included and undamaged.
The shipping carton should contain the indicator, this
manual, and a parts kit. If any parts were damaged in
shipment, notify Rice Lake Weighing Systems and the
shipper immediately.
2.1.1Stainless Steel Panel Mount Model Parts
Kit
The following items are found in the stainless steel
panel mount model parts kit:
•Capacity label (PN 94422).
•Four 8-32NC x 1/4 machine screws (PN
522).
71
•Seven 10-32NFx machine screws (PN 82425).
•One 8-32NC hex kep nut (PN 14626).
•One welded clinching bracket (PN 69787).
•One 7-position screw terminal (PN 71343)
•Two 10-position screw terminals (P
•One 1/4-28NF slotted, drilled fillister head (PN
42
640).
•One three-position terminal block
•One stainless steel backing plate (PN 82426).
N 71344).
(PN 15888).
2.1.2Desktop Model Parts Kit
The following items are found in the desktop model
parts kit:
•Two 8-32NC hex kep nut (PN 14626)
•Two No. 8, Type A lock washers (PN 15134)
•Two 1/4 x 1/2 x 1/32 nylon washers
(PN 32394)
•Two 1/4 - 20, 2-prong black knobs
(PN 68403)
•Capacity label (PN 42350)
•One 7-position screw terminal (PN 71343)
•Two 10-position screw terminals (PN 71344).
2.2Panel Mount Installation
Use the dimensions shown in Figure 2-1 on page 7 to
lay out the panel cutout for
mount enclosure. Use the dimensions shown in
Figure 2-2 on page 7 to lay out the panel cutout for the
desktop model enclosure. See Figure 2-3 on page 8 and
Figure 2-4 on page 8 for enclosure dimensions.
Stainless Steel Panel Mount Installation
Once the cutout has been prepared, slide the enclosure
into the cutout from the front of the panel. Slide the
clinching bracket around the enclosure from inside the
panel. Secure the bracket to the enclosure using the
four 3/16" screws provided in the parts kit (PN 45386),
then use the five 5/8" screws (PN 71523) to secure the
clinching bracket to the panel door.
Desktop Panel Mount Installation
Once the cutout has been prepared, slide the enclosure
into the cutout from the front of the panel. Secure the
clinching brackets to the enclosure, then use the four
screws from the parts kit (PN 78425) to secure the
clinching brackets to the panel door.
the stainless steel panel
Installation6
Cutout in panel
(dashed line)
Outline of interior
housing (dotted line)
7.36
6.50
3.88
2.84
Outside perimeter of
exterior faceplate
(solid line)
Figure 2-1. 520 Stainless Steel Panel Mount Cut Out
Exterior perimeter of front flange (solid line)
Cutout in Panel
(dashed line)
Outline of housing (dotted line)
4x .13 R
7.55
7.37
3.62
3.80
7520 Indicator Installation Manual
Figure 2-2. 520 Desktop Model Panel Mount Cut Out
7.29
6.22
2.75
7.36
3.88
Figure 2-3. 520 Stainless Steel Panel Mount Dimensions
7.55
.12
3.80
7.27
.50
WARNING
Figure 2-4. 520 Desktop Dimensions
2.3Enclosure Disassembly
Enclosure disassembly is not required to make
connections for load cells, serial communications, or
digital I/O. These connectors are all externally
mounted on the back of the indicator.
Stainless Steel Panel Mount Model Disassembly
To remove the enclosure cover of the 520 panel mount
model indicator, loosen and remove four Phillips head
screws on outside of indicator (see Figure 2-9 on
page 15).
Desktop Model Disassembly
To remove the enclosure cover of the 520 desktop
model indicator, loosen and remove four Phillips head
screws on back of indicator. Slide the enclosure off of
the interior tray assembly of the indicator (see
Figure 2-10 on page 16).
The 520 has no on/off switch. Before
opening the unit, ensure the po
disconnected from the power outlet.
wer cord is
2.4Cable Connections
The 520 has three external connectors, a terminal
connector for the power cord (the desktop has inlet
connector), and a cutout for installed options.
Enclosure disassembly is not required to make
connections to load cells, communications, digital
inputs, and digital outputs. These connectors are all
externally mounted on the back of the indicator.
Cable connections for installed options use a cable
assembly with a cover plate over
See Tabl e 2-1 for option card addendum part numbers.
OptionAddendum Part Number
BCD76127
Remote I/O69950
DeviceNet69949
Profibus DP69948
Ethernet72117
Table 2-1. Option Card Addendum
the backplate cutout.
Installation8
2.4.1Load Cells
RICE LAKE WEIGHING SYSTEMS
U19
F2
J4J5
F1
J
1234567
123456789
10
Hot
AC Ground
Neutral
Note
To attach cable from a load cell or junction box, route
the cable to the external J6 connector. Wire the load
cell cable from the load cell or junction box to
connector J6 as shown in Table 2-2. If using 6-wire
load cell cable (with sense wires), open the enclosure
cover (see Section 2.3) and remove jumpers JP1 and
JP2 before reinstalling connector J6. For 4-wire
llation, leave jumpers JP1 and JP2 on.
insta
ConnectorPinFunction
J61+SIG
2–SIG
3+SENSE
4–SENSE
5+EXC
6–EXC
7SHIELD
For 6-wire load cell connections, remove
jumpers JP1 and JP2.
Table 2-2. J6 Pin Assignments
2.4.2Panel Mount Parts Kit, PN 82427
Power connections to the 520 Panel Mount are shown
below. This only applies to the panel mount.
Part number 15888 is used to connect AC power to
alloon number 12 of Figure 2-9 on page 15.
b
Attach the wires per the diagram shown below.
2.4.3Serial Communications
Attach serial communications cables to external
connector J5. Connector J5 provides connections for
the EDP (Electronic Data Processing) port, printer port,
20 mA current loop transmit signals, and RS-485
signals. Table 2-4 shows the pin assignments for
connector J5.
2.4.4Condec UMC2000 Conversion Connections
See Table 2-3 for information on load cell connections
when replacing the Condec UMC2000 indicator with
e 520 desktop model indicator.
th
Pin-outs and connectors for serial
communications and BCD are the same for
bo
th units.
UMC2000520 Desktop
15
22
31
46
53
64
Table 2-3. Load Cell Pin-outs
Figure 2-5. AC Power Cord Connection Location
9520 Indicator Installation Manual
LIMITR
6
7
8910
151413
12
11
RICE LAKE WEIGHING SYSTEMS
100
76
75
51
50
26
25
1
U22
A/D Converter
U19
U19
U19
U19
U19
SETUP
T1
U19
JP1
JP2
ISP
J7
F2
J4J5J6
U19
GND2
F1
J2
J1
TX
GND
RX
J8
GND1
ANALOG
TEST
+5V
TEST
–5V
TEST
+3.3V
SHIELD
7
-EX
6
+EX
5
-SEN
4
+SEN
3
-SIG
2
+SIG
1
10
GND
EDPTX
1
GND
2
EDPRX3PRNTX
4
PRNRX
5
20MA-
6
20MA+
7
8
RS485
B
9
RS485
A
DGND
1
DIGIN 1
2
DIGIN 2
3
DIGIN 3
4
DIG OUT 1
5
DIG OUT 26DIG OUT 37DIG OUT 4
8
9
DGND
10
+5
V
Figure 2-6. 520 CPU and Power Supply Board
Installation10
The EDP port supports RS-232 or RS-485
communications; the printer port provides active 20
mA output and full-duplex RS-232 communications.
Both ports are configured using the SERIAL menu. See
Section 3.0 on page 17 for configuration information.
Connector PinSignal
J51EDP TxD
2GND
3EDP RxD
4Printer TxD
5Printer RxD
6–20 mA TxD
7+20 mA TxD
8RS-485A
9RS-485B
10GND
Table 2-4. J5 Pin Assignments
2.4.5Ethernet Communications
Communications port J8 on the 520 CPU board is a
special internal connection to the EDP port for RS-232
communications at up to 19200 bps. J8 can be used for
wiring the Ethernet option card (PN 71986) to the
indicator.
ConnectorPinSignal
J81TXD
2GND
3RXD
520
2.4.6Digital I/O
Digital inputs can be set to provide many indicator
functions, including all keypad functions. Digital
inputs are active (on) with low voltage (0 VDC),
inactive (off) at 5 VDC. Use the DIG IN menu to
configure the digital inputs.
Digital outputs are typically used to
drive other equipment. Outputs are designed to sink,
rather than source, switching current. Each output is a
normally open collector 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 a 5 VDC supply.
Use the SETPTS menu to configure digital outputs.
Tabl e 2-6 shows the pin assignments for connector J4.
ConnectorPinSignal
J41GND
2DI1
3DI2
4DI3
5DO1
6DO2
7DO3
8DO4
9GND
10+5V
Table 2-6. J4 Pin Assignments (Digital I/O)
control relays that
Table 2-5. J8 Pin Assignments (Ethernet)
11520 Indicator Installation Manual
2.5Analog Output Card Installation
.PEF4FMFDU
+VNQFS
7
7
*
*
*
7
To install or replace the analog output option card,
open the
option card addendum part numbers.
Mount the analog output card on its standoffs in the
location shown in Figure 2-7 on page 12 and plug the
card input into conn
the output cable to the analog output card as shown in
Table 2-7. Set the mode select jumper for voltage or
current output.
520 enclosure. See Table 2-1 on page 8 for
ector J2 on the 520 board. Connect
Use the ALGOUT menu to configure the analog output
rd when cabling is complete. See Section 12.12 on
ca
page 86 for analog output calibration procedures.
PinSignal
1+ Current Out
2– Current Out
3+ Voltage Out
4– Voltage Out
Table 2-7. Analog Output Card Pin Assignments
Figure 2-7. Analog Output Card Installation
2.6CPU Board Removal
If you must remove the 520 CPU board, use the
following procedure:
1. Disconnect power to the indicator.
2. Unplug connectors J6 (load cell cable), J5
(serial communications), and J4 (digital I/O).
If an analog
disconnect the analog output cable. See
Figure 2-6 on page 10 for connector locations.
3. Unplug any installed option cards from the
CPU board.
4. Remove brown and blue wire from J3
connector
5. Unplug ribbon cable from J1.
6. Remove four Phillips head screws
each corner of CPU board.
7. Carefully lift CPU board out of enclosure.
output board is installed,
.
located in
To replace the CPU board, reverse the above
procedure. Be sure to reinstall cable ties to secure all
ca
bles inside the indicator enclosure.
Installation12
2.7Display Board Removal
+
+
WARNING
If you must remove the 520 display board, use the
following procedure:
1. Remove CPU board (see Section 2.6 above).
2. Remove four Phillips head sc
board and carefully remove display board.
To replace the display board, reverse the above
procedure
. Be sure to reinstall cable ties to secure all
cables inside the indicator enclosure.
rews in display
2.8Battery Replacement
The lithium battery on the CPU board maintains the
real-time clock and protects data stored in the system
RAM when the indicator is not connected to AC power.
System RAM data includes prompts and keyboard
locks. This information is
and the indicator is disconnected from AC power. To
prevent loss of data, do the following:
•When battery voltage gets low, the indicator
splay shows
di
when this warning is displayed. The battery
should last seven years.
•Use the Revolution
EDP commands (see Section 9.1 on page 50)
to store a copy of the indicator configurat
on a PC before attempting battery replacement.
If any data is lost, the indicator configuration
can be restored from the PC.
Danger of explosion if battery is
incorrectly replaced. Replace only with
the same or equivalent type
re
commended by the manufacturer.
Dispose of unused batteries according to
the manufacturer’s instructions.
lost if the battery loses power
low bat. Replace the battery
®
configuration utility or
ion
Figure 2-8. VFD Board
13520 Indicator Installation Manual
2.9Replacement Parts
CAUTION
Tabl e 2-9 lists replacement parts common to both models of the 520, including all parts referenced in Figure 2-9 on
page 15. Refer to Tabl e 2-9 on page 16 for replacement parts specific to the
Ref NumberPNDescription (Quantity)
141401
168719
268718
368717
468716
575063
-75064
-75065
742640
815626
915627
1014839
1114822
1269031
1315631
1415134
1545043
1614626
1714621
1816892
-50532
1969091
2153308
2269291
2353307
2454356
2571001
-45076
2771616
-45484
-68659
-73001
-45107
* Additional parts included in parts kit. See Section 2.1.1 on page 5 for additional parts information.
** To protect against the risk of fire, replace fuses only with same type and rating fuse. See Section
12.14 on page 87 for complete fuse specifications. There
an incorrect type.
Enclosure (1)
Faceplate gasket
Membrane switch overlay
Shroud
Faceplate
Board, assembly 115V
Board, assembly 230V North America
CPU board assembly, 230V European
Screw, 1/4-28 NF x 1/4
Cable, grip black PG9
Locknut, black PCN9
Screw, 6-32NC x 1/4
Screw, 4-40NC x 1/4
Power cord assembly
Cable tie, 3 inch nylon
Washer, lock no. 8, type A
Ground wire, 4 inch w/no. 8 eye connector
Kep nuts, 8-32NC hex (3)
Kep nuts, 6-32NC hex (4)
Earth ground label
Bezel (1)
Display ribbon cable
Label roll, 1.25 x 1.25
**CR1632 lithium coin battery
Label, 4.000 x 2.875
Screw, 8-32NC x 3/8
Polycarbonate lens
Bezel gasket (1)
520 J1-J3 connector label
**160 mA time-lag TR5 type fuse - 115V unit (Rev A, B, C, D)
**315 mA time-lag TR5 type fuse-115V unit (Rev E and above)
**Fuse - 230V unit North American
**Fuse - 230V unit European
desktop model.
1
is a risk of explosion if battery is replaced by
Revision E and higher boards use fuse 68659, 315mA to meet UL requirements.
Table 2-8. Panel Mount Replacement Parts
Installation14
501
501
9'
%
9
$
"
3*$&-",&
9
9
9%
9"
$
Figure 2-9. Stainless Steel Panel Mount Model Assembly
15520 Indicator Installation Manual
2.10Replacement Parts (Desktop Model Specific)
9
Tabl e 2-9 lists replacement parts specific to the 520 desktop model, including parts referenced in Figure 2-10 on
page 16. Parts listed in Tabl e 2-10 on page 16 are common to both models of the 520.
Ref NumberPNDescription (Quantity)
141401
277198
377192Enclosure
477193Interior tray
—15438Power cord (NEMA 15-5)
—72512Power cord (ECC 7/7)
7148578-32NC Phillips panhead screw (3)
871217Drilled fillister head screw
1540672Ground wire, 9 in w/no. 8 eye connector
2878745AC input connector
2978747Blue wire assembly
3078748Brown wire assembly
3132394Nylon washer
32684032 prong black knob
3578856Bushing
3677195Tilt stand
* Additional parts included in parts
Enclosure (1)
Membrane switch overlay
kit. See Section 2.1.2 on page 6 for additional parts information for the 520 desktop model.
Table 2-9. Desktop Model Replacement Parts
Figure 2-10. Desktop Model Assembly
Installation16
3.0Configuration
To configure the 520 indicator, the indicator must be
placed in setup mode. The setup switch is accessed by
removing the large fillister head screw on the enclosure
backplate. Switch position is changed by inserting a
screwdriver into the access hole and pressing the
switch.
When the indicator is placed in setup mode, the word
CONFIG is shown on the display. The CONFIG menu is
the first of ten top-level menus used for configuring the
indicator. Detailed descriptions of these menus are
given in Section 3.2. When configuration is complete,
return to the CONFIG menu and press the
key to exit setup mode, then replace the
access screw.
(ZERO)
setup switch
3.1Configuration Methods
The 520 indicator can be configured by using the front
panel 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.
Configuration using the EDP port can be accomplished
ing either the EDP command set described in
us
Section 9.0 or Version 3.0 or later of
configuration utility.
the Revolution
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 indicator (see
Section 5.0 on page 44). When Revolution
configuration is complete, configuration data is
downloaded to
page 45). Figure 3-1 shows an example of one of the
Revolution configuration displays.
The EDP command set can be used to configure the 520
indicator using either a personal computer or terminal.
Like Revolution, EDP command configuration sends
commands to the indicator EDP port; unlike
Revolution, EDP commands can be sent using any
external device capable of sending ASCII characters
over a serial connection.
EDP commands duplicate the fu
the indicator front panel and provide some functions
not otherwise available. EDP commands can be used to
simulate pressing front panel keys, to configure the
indicator, or to dump lists of parameter settings. See
Section 9.0 on page 50 for more information about
using the EDP command set.
nctions available using
17520 Indicator Installation Manual
3.1.3Front Panel Configuration
Move LEFT /
Pr evious
Move RIGHT /
Next
Move UP /
Incr ement V alue
Move DOWN /
Decr ement V alue
ENTER V
alue
SETUP MODE 5-KEY FUNCTIONS
ENTER SAMPLE MODE
The 520 indicator can be configured using a series of menus accessed through the indicator front panel when the
indicator is in setup mode. Table 3-1 summarizes the functions of each of the main menus.
MenuMenu Function
CONFIGConfigurationConfigure grads, zero tracking, zer
function, power-up mode, and digital filtering parameters.
FORMATFormatSet format of primary and secondary units, de
CALIBRCalibrationCalibrate indicator. See Section 4.0 on page 40 for calibration procedures.
SERIALSerialConfigure EDP and printer serial ports.
PROGRMProgramSet date and time formats, passwords, keyboar
consecutive number values; enable accumulator, checkweigh, count mode, peak hold, gravity
adjustment and millivolt calibration; define setpoint prompts.
PFORMTPrint FormatSet print format used for header, gross, net, co
Section 10.0 for more information.
SETPTSSetpointsConfigure setpoints and batching mode.
DIG INDigital InputAssign digital input functions.
ALGOUTAnalog OutputConfigure analog output module. Used only if
VERSIONVer si onDisplay installed software version number.
Table 3-1. 520 Menu Summary
o range, motion band, overload, A/D sample rate, tare
cimal format, and display rate.
d locks, regulatory mode, and user ID
unt, setpoint, and EDP format tickets. See
analog output option is installed.
Figure 3-2. Five-Key Keypad Functions in Setup Mode
Four front panel keys are used as directional keys to navigate through the menus in setup mode (see Figure 3-2).
UNITS ( ) and PRINT ( ) keys scroll left and right (horizontally) on the same menu level; ZERO ( ) and
The
GROSS/NET ( ) move up and down (vertically) to different menu levels. The TARE key ( ) serves as an Enter key
for selecting parameter values within the menus. A label over ea
ch of these keys identifies the direction provided
by the key when navigating through the setup menus.
8IFOFEJUJOHOVNFSJDWBMVFTQSFTTPSUP DIBOHFUI F
EJHJUTFMFDUFE1SFTTPSUPJODSFNFOUPSEFDSFNFOUUIF
WBMVFPGUIFTFMFDUFEEJHJU*GBEFDJNBMQPJOUJTSFRVJSFEJOWBMVF
QSFTTUPWJFXBOENPWFEFDJNBMQPJOU1SFTTPS UP
NPWFEFDJNBMQPTJUJPO1SFTT UPTBWFUIFWBMVFFOUFSFEBOE
SFUVSOUPUIFMFWFMBCPWF
To select a parameter, press or to scroll left or right until the desired menu group appears on the display, then
press
to move down to the submenu or parameter you want. When moving through the menu parameters, the
default or previously selected value appears first on the display.
To change a parameter value, scroll left or right to view the values for that parameter
appears on the display, press
navigation keys to select the digit and
to select the value and move back up one level. To edit numerical values, use the
to increment or decrement the value.
Figure 3-4. Editing Procedure for Numeric Values
. When the desired value
3.2Menu Structures and Parameter Descriptions
The following sections provide graphic representations of the 520 menu structures. In the actual menu structure, the
settings you choose under each parameter are arranged horizontally. To save page space, menu choices are shown
in vertical columns. The factory default setting appears at the top of each column and is bolded. Parameters shown
surrounded by a dotted-line box only appear under the special circumstances explained under each box.
Most menu diagrams are accompanied by one or more tables tha
t describe all parameters and parameter values
associated with that menu option. Default parameter values are shown in bold type.
The value entered must be in the range 1–9 999 999 and should be consistent with legal
requirements and environmental limits on system resolution.
To calculate GRADS, use the formula, GRADS = Capacity / Display Divisions.
Display divisions for primary and secondary units are specified on the FORMAT menu.
Automatically zeroes the scale when within the range specified, as long as the input is
within the ZRANGE and scale is at standstill. Selections are ± display divisions. Maximum
legal value varies depending on local regulations.
Selects the range within which the scale can be zeroed. The 1.9% selection is ± 1.9%
around the calibrated zero point, for a total range of 3.8%. Indicator must be at standstill to
zero the scale. Use 1.9% for Legal-for-Trade applications.
Sets the level, in display divisions, at which scale motion is detected. If motion is not
detected for 1 second or more, the standstill symbol lights. Some operations, including
print, tare, and zero, require the scale to be at standstill. Maximum legal value varies
depending on local regulations.
If this parameter is set to OFF, the standstill annunciator does not light; operations normally
requiring standstill (zero, tare, print) are performed regardless of scale motion. If OFF is
selected, ZTRKBND must also be set to OFF.
Determines the point at which the display blanks and an out-of-range error message is
displayed. Maximum legal value varies depending on local regulations.
Sample rate. Selects measurement rate, in samples per second, of the analog-to-digital
converter. Lower sample rate values provide greater signal noise immunity. If instability
occurs, use lower sample rate to reduce signal noise.
Selects the digital filtering rate used to reduce the effects of mechanical vibration from the
immediate area of the scale.
Choices indicate the number of A/D conversions per update that are averaged to obtain the
displayed reading. A higher number gives a more accurate display by minimizing the effect
of a few noisy readings, but slows down the settling rate of the indicator.
Enables RATTLETRAP® digital filtering. RATTLETRAP is most effective at filtering repeating
vibrations caused by mechanical noise from nearby machines but may increase settling
times over standard digital filter selections.
Digital filter cutout sensitivity. Specifies the number of consecutive readings that must fall
outside the filter threshold (DFTHRH parameter) before digital filtering is suspended.
21520 Indicator Installation Manual
Table 3-2. Configuration Menu Parameters
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CONFIG Menu
ParameterChoicesDescription
DFTHRH5DD
10DD
20DD
50DD
100DD
200DD
250DD
NONE
2DD
PWRUPMDGO
DELAY
SCRNSVOFF
DIM
DELAY
TAR EFNBOTH
NOTARE
PBTARE
KEYED
Digital filter cutout threshold. Specifies the filter thr
specified number of consecutive scale readings (DFSENS parameter) fall outside of this
threshold, digital filtering is suspended. If NONE is selected, the filter is always enabled.
Power up mode. In GO mode, the indicator goes in
power up display test.
In DELAY mode, the indicator performs a power up displa
warm up period. If no motion is detected during the warm up period, the indicator becomes
operational when the warm up period ends; if motion is detected, the delay timer is reset
and the warm up period repeated.
Screen saver mode. Possible values are:
OFF: Display remains at brightest setting.
DIM: Display is dimmed to half brightne
DELAY: Display is dimmed after an interval of abou
no scale motion is detected. Display is restored to full brightness and the screen saver
timer restarted by any key press or scale motion.
Enables or disables push-button and keyed
BOTH: Both push-button and ke
yed tares are enabled
NOTARE: No tare allowed (gross mode only)
PBTARE: Push-button tares enabled
KEYED: Keyed tare enabled
eshold, in display divisions. When a
to operation immediately after a brief
y test, then enters a 30-second
Use for bright environments.
ss. Use for darker environments.
t 15 minutes if no key is pressed and
tares. Possible values are:
Table 3-2. Configuration Menu Parameters (Continued)
Specifies the decimal position, display divisions, and units used for the primary units. See
Level 3 submenu parameter descriptions.
Specifies the decimal position, display divisions, units, and conversion multiplier used for the
secondary units. See Level 3 submenu parameter descriptions.
Specifies whether decimal numbers are displayed using a period (DOT) or comma as the
decimal symbol.
Display rate. Sets the update rate for displayed values. Values are in milliseconds (MS) or
seconds (SEC).
Decimal point location. Specifies the location of the decimal point or dummy zeroes in the
primary unit display. Value should be consistent with local legal requirements.
Display divisions. Selects the minimum division size for the primary units displayed weight.
Specifies primary units for displayed and printed weight. Values are: LB=pound;
KG=kilogram; G=gram; OZ=ounce; TN=short ton; T=metric ton; GN=grain; LT=long ton.
NOTE: 230 VAC indicators are configured with KG for both primary and secondary units.
23520 Indicator Installation Manual
Table 3-3. Format Menu Parameters
FORMAT Menu
ParameterChoicesDescription
Secondary Units (SECNDR Parameter)
DECPNT888888.8
8888888
8888880
8888800
8.888888
88.88888
888.8888
8888.888
88888.88
DSPDIV5D
1D
2D
UNITS KG
G
OZ
TN
T
GN
LT
NONE
LB
MULT0.453592
Enter other
choices via
keyboard
Decimal point location. Determines the location of the decimal point or dummy zeroes in the
display.
Display divisions. Selects the value of minimum division size of the displayed weight.
Specifies primary units for displayed and printed weight. Values are: LB=pound;
KG=kilogram; G=gram; OZ=ounce; TN=short ton; T=metric ton; GN=grain; LT=long ton.
Multiplier. Specifies the conversion factor by which the primary units are multiplied by to
obtain the secondary units. The default is 0.453592, which is the conversion factor for
changing pounds to kilograms. See
To toggle between primary and secondary units, press the UNITS key.
Section 12.11 on page 85 for a list of multipliers.
Table 3-3. Format Menu Parameters (Continued)
Configuration24
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