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
This manual is intended for use by service technicians responsible for installing and servicing 720i™ digital weight
indicators. This manual applies to Version 2.00 of the
indicator software.
720i indicator software and Version 1.01 of the 720i Batching
Configuration and calibration of the indica
tor can be accomplished using the Revolution II I® configuration utility,
serial commands, or the indicator front panel keys. See Section 3.1 on page 18 for information about configuration
methods.
Authorized distributors and their employees can view or download this manual from the Rice Lake
Weighing Systems distributor site at
The Operator Car
d included with this manual provides basic operating instructions for users of the 720i. Please
www.ricelake.com.
leave the Operator Card with the indicator when installation and configuration are complete.
Safety
Safety Signals
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 that, if not avoided may result in minor or moderate injury.
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 or heed the warnings could result in injury or
death. Contact any Rice Lake Weighing Systems dealer for replacement manuals. Proper care is your
responsibility.
Some procedures described in this manual require work i
procedures are to be performed by qualified service personnel only.
nside the indicator enclosure. These
DO NOT allow minors (children) or inexperi
DO NOT operate without all shields and guards i
DO NOT step on the unit.
DO NOT jump up and down 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
DO NOT use this product if any of the components are cracked.
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 is disconnected from the outl
Keep hands, feet and loose clothing
General Safety
Failure to heed may result in serious injury or death.
enced persons to operate this unit.
n place.
that is worn beyond 5% of the original dimension.
et.
away from moving parts.
Safety1
1.0Introduction
The 720i is a single-channel, programmable digital
weight indicator/controller. The configuration can be
performed using the front panel, with an attached
1
®
PS/2
-type keyboard, or using the Revolution III
utility.
The 720i can be loaded with either
720i batching software. Refer to Section 8.0 on page 65
PCE software or
or Section 9.0 on page 81 for further information on
each of these software choices.
Onboard Features
Features of the basic 720i include:
• Support for a single A/D or serial scale input.
• Eight digital I/O channels
configurable as either input or output.
• Two serial ports on main board support duplex
232 up to 115200 bps. Port 2 supports RS-232
RSwith hardware handshaking; Port 4 supports
RS-232 and 20mA communications.
• Available in 115 VAC and 230 VAC North
rican and European versions.
Ame
• Configurable print formats can be defined for up to
1000 c
Revolu tion I II. These formats are used to print
haracters each using serial commands or
gross or net weights, truck in/out weights,
accumulator weights, alert messages, and header
information. Additional print formats can be
created using twenty auxiliary print formats.
• Seven truck modes to store and recall weights for
gross, tare, and
net printing. The truck register
contains fields for ID number, weight, and the
transaction time and date. Weights can be stored
permanently or erased at the end of the transaction.
720i is NTEP-certified for Classes III and III L at
The
10,000 divisions. See Section 11.15 on page 113 for
more information about additional ce
approvals.
on main board, each
rtifications and
Profibus
®
DP networks5 and ControlNet™6.
Part numbers of available option cards are listed in
Section 1.4 on page 5.
Front Panel
The 720i universal model front panel, shown in
Figure 1-1, consists of a 22-button keypad with an
LCD display. The keys are grouped as four
urable softkeys, four scale function/navigation
config
MENU and PRINT/Enter keys, and numeric entry
keys,
keys. The panel mount front panel is shown in
Figure 1-2.
LCD display contrast can be adjusted selecting the
Contrast Adj function from the system menu.
Figure 1-1. 720i Universal Front Panel
Option Cards
The CPU board provides one slot for installing other
option cards. Available option cards include:
• Analog output card for 0–10 VDC or 0–20 mA
trackin
• Dual-channel serial expansion card provides one
RS-48
20mA communications at up to 19200 bps.
• 24-channel digital I/O ex
• Ethernet option card
• Bus interface cards for EtherNet/IP
DeviceNet
1. PS/2® is a registered trademark of IBM Corporation.
2. EtherNet/IP™ is a trademark of ControlNe
3. DeviceNet™ is a trademark of the Open DeviceNet Vendor
2720i Installation Manual
g of gross or net weight values.
5 port or two ports for either RS-232 or
pansion card.
3
™
, Allen-Bradley Remote I/O4,
Ltd., under license by the Open DeviceNet Vendor Association.
ciation.
Asso
t International,
2
™
Figure 1-2. 720i Panel Mount Front Panel
Enclosures
The 720i is available in universal (tilt-stand) and panel
mount enclosures. Stainless steel enclosures are rated
for NEMA 4X/IP66. This manual provides assembly
drawings and replacement parts lists for the universal
model; supplemental documentation provides
information specific to the panel mount model (See
,
Section 1.4 on page 5).
4. Allen-Bradley®, PLC®, and SLC™ are trademarks of
Allen-Bradley Company, Inc., a Rockwell International company.
5. Profibus
6. ControlNet is a trademark of C
®
is a registered trademark of Profibus Interna-
tional.
under license by the Open DeviceNet Vendor Association.
ontrolNet International, Ltd.,
Support Applications
Note
0
Note
In addition to Revolut io n II I, the 7 20i is supported by
two Windows-based applications that extend its
capabilities for batch control and database
management. ProAction
PCEE, or Process Control
Engine Editor, provides functions similar to setpoint
configuration for
DBE, the database editor, is a tool for creating, editing,
and managing databases in the
are included on the
720i-based batch control. ProAction
720i. Both applications
720i Toolkit CD.
1.1Operating Modes
The 720i has two modes of operation:
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, press the
front panel, select
Configuration, then press Enter.
MENU key on the
The indicator display changes to show scale
configuration menus.
Jumper J9 (see Figure 2-3 on page 9) must be
installed to enable access to setup mode.
When configuration is complete, remove the
jumper (place the jumper on a single pin of J9)
to disable access to the configuration menus.
Normal mode
Normal mode is the weighing mode of the
indicator. The indicator displays gross, net, or tare
weights as required, using the secondary display to
indicate scale status and the type of weight value
displayed. Once configuration is complete, remove
jumper J9 and affix a legal seal to the fillister-head
screws on the indicator enclosure.
1.2Indicator Operations
Basic 720i operations are summarized below:
Zero 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
zeroed.
Acquire Tare
1. Place container on scale and wait for the
standstill annunciator (
2. Press the
TARE key to acquire the tare weight
).
of the container.
3. Display shifts to net weight and shows the
N on the display.
letter
Enter Tare Value
For the universal model, use the numeric keypad to key
in the tare value, then press the
and hold the front panel
TARE key to enter the tare.
Tare softkey or press
For the panel mount model, do the following:
1. Press and hold the
GROSS/NET key for about
three seconds. When released, a zero appears.
2. Use the
Up and Down navigation keys to adjust
the value (0-9 and a decimal point) and the
Right and Left navigation keys to select the
digit.
3. Press the
Tare softkey or press and hold the
front panel TARE key for about three seconds,
then release to enter the tare.
Remove 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 word
TARE key (or, in OIML mode, the
Gross.
).
)
Display Menu
Press the MENU key to show the system menu, then use
Up or Down navigation keys to select an item from
the
the list. The menu provides access to audit trail
information, configuration, test operations, and display
contrast adjustment.
Toggle 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 letter
OIML mode,
N.
letter
B (brutto); net mode is indicated by the
G (gross) or, in
Toggle Units
Press the UNITS key to switch between primary,
secondary, and tertiary units.
Print Ticket
1. Wait for the standstill annunciator ().
2. Press the
PRINT key to send data to the serial
port.
Select Auxiliary Print Format
Any of the auxiliary print formats (1–20) can be
selected for printed output while in weighing mode.
Not available in Advance Truck Mode.
For the universal model, use the numeric keypad to key
in the print format value, then press the
the front panel
PRINT key to print using the selected
auxiliary format.
For the panel mount model, do the following:
1. Press and hold the
GROSS/NET key for about
three seconds. When released, a zero appears.
2. Use the
Up and Down navigation keys to adjust
the value (0-9 and a decimal point) and the
Print softkey or
Introduction3
Right and Left navigation keys to select the
Note
digit.
3. Press the
Print softkey or the front panel PRINT
key to print using the selected auxiliary format.
Accumulator Functions
The accumulator must be enabled before use. 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.
Display Accum softkey can be configured to display
The
the current accumulator value. Printing while the
accumulator is displayed uses the ACCFMT print
format (see Section 6.0 on page 52).
Press the
CLEAR key twice to clear the accumulator.
With the panel mount version of the 720i, you
need to use CLR Accumulator DigIn Function
to clear the indicator.
1.3Softkey Operations
Softkeys provide additional operator functions for
specific applications. Softkey assignments are listed on
the tabs shown at the bottom of the LCD display;
softkey functions are activated by pressing the arrow
keys below the softkey tabs (see Figures 1-1 and 1-2 on
page 2).
For example, to set up a
commands, do the following:
1. Place indicator in setup mode.
2. Send the following serial command:
SK#s=TimeDate
where s is th
3. Press
SaveExit (or send the KSAVEEXIT serial
command). The new softkey will appear in the
position specified by s.
4. Press the
TimeDate softkey. Use the Up/Down
navigation keys to adjust the time and date
value; use the
fields. Time and date fields are presented in the
following order:
HOUR>MIN>[AM/PM]>MONTH>DAY>YEAR
When done, press
mode.
The particular set of softkeys sh
be set using serial commands or
TimeDate softkey using serial
e softkey position.
Left/Right keys to move between
Enter to return to weighing
own on the display can
Revolution III.
SoftkeyDescription
NoneNot Configured, no softkeys wil
after a none key.
<blank>Empty Key, allows for a space/blank
tween other softkeys.
be
Time/DateDisplays current time and date; allows
and date change.
time
Display TareDisplays tare value for the current scale
Display Accum Displays accumulator value, if enabled, for
ent scale.
the curr
Display ROCDisplays rate-of-change value, if enabled,
r the current scale.
fo
***Weigh InAllows truck ID entry; generates
ticket for truck weighing applications.
***Weigh OutAllows truck ID entry; generates weig
ticket for truck weighing applications.
***Truck RegsDisplays truck register; allows deletion of
ndividual or all entries. Truck register can
i
be printed by pressing the PRINT key
e truck register is displayed.
while th
AlibiAllows previous print transactions to be
ecalled and reprinted.
r
SKUD 1-10User-programmable keys; defined by
l appear
weigh-in
h-out
PCEE.
**SetpointDisplays a menu of configured setpoints;
allows display and change of some
setpoint parameters.
**Batch StartStarts a configured batch.
StopStops a running batch and turns off all
**Batch
associated digital outputs. Requires a
batch start to resume processing.
ch PausePauses a running batch. (Same as stop,
**Bat
but digital outputs, if on, are not turned
off.)
**Batch ResetStops a batch and resets it to the first
batch step.
*WeighStart the Weigh-In and Weigh-Out
ocedure.
Pr
*ReportsSelect which report to print. There are four
sub menus under
Summary, Daily, Detail, and Code List.
*ManagementAdd and remove materials, customers,
nd source IDs and names.
a
More…For applications with more than three
fined softkeys, the More… key is
de
automatically assigned to the fourth
softkey position. Press More… to toggle
tween groups of softkeys.
be
* Advance Truck Mode only
720i Batching Version software only
**
*** Truck Modes 1-6 only
the Reports softkey:
Table 1-1. Configurable Softkeys
4720i Installation Manual
1.4System Configurations and Options
Table 1-2 lists the 720i system models and part
numbers. All models inclu
option card slot. The
cannot be upgraded to a multi-channel A/D.
System ModelModel PNs
Universal (tilt stand) model, 115/230 VAC
with PCE softwar
Universal (tilt stand) model, 115/230 VAC,
opean, CEE 7/7 power cord with PCE
Eur
software
Panel mount model, 115/230 VAC (power
cor
d sold separately), with PCE software
Universal (tilt stand) model, 115/230 VAC
h 720i Batch software
wit
Universal (tilt stand) model, 115/230 VAC,
Eur
opean, CEE 7/7 power cord with 720i
Batch software
Panel mount model, 115/230 VAC (power
d sold separately), with 720i Batch
cor
software
Table 1-2. Part Numbers for 720i Models
e
Option Cards
Table 1-3 lists the available 720i option cards. Most of
the listed option cards are installed in
card slot, J12. USB, Ethernet, and fiber-optic interface
cards are installed in connector J11.
Option CardPN
Single-channel analog output card67602
Dual serial port expansion card67604
24-channel digital I/O expansion card67601
Ethernet communications card71986
EtherNet/IP communications card87803
DeviceNet interface card68541
Allen-Bradley Remote I/O interface card68539
Profibus DP interface card68540
USB interface card93245
Fiber-optic interface card96736
de CPU board with one
720i is a single scale unit and
101230
103459
101229
115447
115448
115449
the expansion
Relay Options
Relay racks are available for all 720i systems. Relays
require an external enclosure for the relays. Consult
factory for details.
DC Power Supplies
Two DC power supplies are available for mobile 720i
applications:
•MINNEG and MAXNEG parameters have
been added to the ALGOUT menu (see
Section 3.2.6 on page 45) to support tracking
of negative weight values.
•Added Section 9.0 on page 81 on ProAction
PCEE information.
•Added print token for Al
Version 1.04
•Upda t ed the analog menu.
•Added Section 8.0 on page 65 on Setpoints
(Version 2.00)
•Batching (
720i batching Version 1.00).
•Updated Alibi Tracking Section 11.12 on
page 110.
Version 2.00
•Added Advance Mode Section 7.6 on page 59.
•Updated FEATURE menu Figure 3-13 on
page 37 to include Advance Mode.
•Batching (
720i batching Version 1.01).
ibi Numbering <AN>.
Table 1-3. Part Numbers for 720i Option Cards
Introduction5
2.0Installation
CAUTION
WARNING
Insulated cable
Foil (silver side out)
Grounding clamp
Shield wire (cut)
Length of foil before folding
back on cable insulation
Cut insulation here
for foil-shielded cables
Braid
Cut insulation here
for braided cables
NOTE: Install lockwashers
first, against backplate,
under grounding clamp
This section describes procedures for connecting load
cell, digital I/O, and serial communications cables to
720i indicator.Assembly drawings and replacement
the
parts lists for the universal model are included for the
service technician. See Section 11.13 on page 111 for
dimension drawings.
•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
hich could create an electric shock hazard.
w
Procedures requiring work inside the indicator
must be performed by qualified service
personnel only.
•The supply cord serves as the power
connect for the 720i. The power outlet
dis
supplying the indicator must be installed near
the unit and be easily accessible.
2.1Unpacking and Assembly
Immediately after unpacking, visually inspect the 720i
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.
See Section 2.9 on page 11 for parts kit contents.
2.3.1Cable Grounding
Except for the power cord, all cables routed through the
cord grips should be grounded against the indicator
enclosure. Do the following to ground shielded cables:
•Use the lock washers, clam
provided in the parts kit to install grounding
clamps on the enclosure studs adjacent to cord
grips. Install grounding clamps only for cord
grips that will be used; do not tighten nuts.
•Route cables through cord grips and grounding
clamps to
determine cable lengths required to
reach cable connectors. Mark cables to remove
insulation and shield as described below:
•F or cables with foil shielding, strip insulation
and foil from
the cable half an inch (13 mm)
past the grounding clamp (see Figure 2-1).
Fold the foil shield back on the c
cable passes through the clamp. Ensure silver
(conductive) side of foil is turned outward for
contact with the grounding clamp.
•For cables with braided shielding, strip cable
insulation
and braided shield from a point just
past the grounding clamp. Strip another half
inch (13 mm) of insulation only to expose the
braid where the cable passes through the clamp
(see Figure 2-1).
ps, and kep nuts
able where the
2.2Enclosure Disassembly
The indicator enclosure must be opened to install
option cards and to connect cables for installed option
cards.
Ensure power to the indicator is disconnected, then
place the indicator face-down on an antistatic work
mat. Remove the screws that hold the backplate to the
enclosure body, then lift the backplate away from the
enclosure and set it aside.
2.3Cable Connections
The universal model of the 720i provides six cord grips
for cabling into the indicator: one for the power cord,
five to accommodate other cabling. Install plugs in all
unused cord grips to prevent moisture from entering
the enclosure.
6720i Installation Manual
The 720i has no on/off switch. Before
opening the unit, ensure the power cord is
di
sconnected from the power outlet.
Figure 2-1. Grounding Clamp Attachment for Foil-Shielded
and Braided Cabling
•For load cell cables, cut the shield wire just
J1
LOAD CELL CONNECTOR
+SIG
–SIG
+SENS
–SENS
+EXC
–EXC
past the grounding clamp. Shield wire function
is provided by contact between the cable shield
and the grounding clamp.
•Route stripped cables through cord grips and
clamps. Ensure shields contact grounding
clamps as shown in Figure 2-1. Tighten
grounding clamp nuts.
•Finish installation using cable ties to secure
cables inside
of indicator enclosure.
2.3.2Load Cells
To attach cable from a load cell or junction box to the
720i, route the cable through the cord grip and ground
the shield wire as described in Section 2.3.1 on page 6.
Next, remove load cell connect or J1 from C PU board.
ire the load cell cable from the load cell or junction
W
box to the connector as shown in Table 2-1.
Figure 2-2. Load Cell Connector
If using 6-wire load cell cable (with sense wires),
remove jumpers JP1 and JP2 before reinstalling
connector J1. For 4-wire installation, leave jumpers
JP1 and JP2 on.
When connections are complete, reinstall load cell
connector on the CPU board heade
ties to secure the load cell cable to the inside of the
enclosure.
J1 Connector PinFunction
1+SIG
2–SIG
3+SENSE
4–SENSE
5+EXC
6–EXC
• For 6-wire load cell connections,
and JP2.
Table 2-1. Load Cell Connector Pin Assignments
r and use two cable
remove jumpers JP1
2.3.3Serial Communications
Communications ports on the 720i CPU board support
PS/2-type remote keyboard, full duplex RS-232, and
20 mA output communications at up to 115200 bps.
Optional communications cards support USB,
Ethernet, and fiber-optic connections to the
To attach serial communications ca
bles, route the cable
through the cord grip and ground the shield wire as
described in Section 2.3.1 on page 6. Remove the serial
connector from the CPU board and wire to the
connec
tor. Once cables are attached, plug the connector
into the header on the board. Use cable ties to secure
serial cables to the inside of the enclosure.
Table 2-2 shows the pin assignments for Ports 1, 2, and
4. Port 1 supports remote keyboard attachment of PS/
2-type perso
nal computer keyboards (see Section 11.9
on page 109 for information about the PS/2 keyboard
interface.) Port 3 uses connector J4 to provide a
edicated display port for both universal and pan el
d
mount versions of the
Connector PinSignalPort
J31CLK1
J21GND2
J41RS-422/485 Y3
J51GND4
Table 2-2. Serial Port Pin Assignments
720i.
2+5V
3GND
4DATA
2RS-232 RxD
3RS-232 TxD
4RS-232 RTS
5RS-232 CTS
6GND
2RS-422/485 Z
3RS-422/485 B
4RS-422/485 A
5+6V
6GND
2RS-232 RxD
3RS-232 TxD
420mA OUT
Serial ports are configured using the SERIAL menu.
See Section 3.2.2 on page 33 for configuration
information.
720i.
Installation7
An optional dual-channel serial communications
Note
Note
CAUTION
expansion card, PN 67604, is also available. The serial
expansion card provides two additional serial ports,
assigned as port numbers 7 and 8. One port on the
serial expansion card supports four-wire RS-485
communications. Both ports on the expansion card can
support RS-232 or 20mA connections.
Installation of option cards in connector J11
requires removal of the PORT2/OPTI port
lection jumper (see Figure 2-3 on page 9).
se
Install the jumper to enable RS-232
communications through connector J2;
remove the jumper to enable an USB,
fiber-optic, or Ethernet option card installed in
connector J11.
See the communications interface card installation
instructions for more information.
2.3.4Digital I/O
Digital inputs can be set to provide many indicator
functions, including all keypad functions. Digital
inputs are active low (0 VDC), inactive high (5 VDC).
Digital outputs are typically used to control rel
drive other equipment. Outputs are designed to sink,
rather than source, switching current. Each output is a
normally open collector circuit, capable of sinking 24
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.
Table 2-3 shows the pin assignments for connector J6.
J6 PinJ6 Signal
1+5 VDC
2GND
3DIO 1
4DIO 2
5DIO 3
6DIO 4
7DIO 5
8DIO 6
9DIO 7
10DIO 8
Table 2-3. J6 Pin Assignments (Digital I/O)
Digital inputs and outputs are configured using the
DIG I/O menu. See Section 3.2.5 on page 43 for
configuration information.
An optional 24-channel digital I/O exp
ansion card, PN
67601, is available for applications requiring more
digital I/O channels.
A digital I/O point can be configured to count
active pulse inputs by setting the bit to INPUT
(DIG I/O menu) and using
bit. However, the fastest pulse rate that can be
counted using a digital input is 10Hz (10 pulses
per second).
PCEE to monitor the
ays that
2.3.5Detached Display Module (DDM)
Table 2-4 shows the connections between connector J4
on the
720i CPU board and connector J3 (Com 1) on
the detached display module (DDM) board. See board
diagrams in Figures 2-3 and 2-4, on page 9.
DDM Com 1
J3 Connector
PinSignalPinSignal
1A1Y
2B2Z
3Z3B
4Y4A
5+6V5+6V
6GND6GND
Table 2-4. CPU Board—DDM Connections
CPU Board
J4 Connector
2.4Installing Option Cards
Each option card is shipped with installation
instructions specific to that card. The general procedure
for all option cards is as follows:
Option cards are not hot-pluggable.
Disconnect power to the
installing option cards.
1. Disconnect power to the indicator. Remove
backplate as described in Section 2.2 on
page 6.
2. Carefully align the option card co
connector J12 or J11 on the CPU board (see
Figure 2-3 on page 9). Press down to seat the
option card in the CPU board connector.
3. Use the screws provided in the option kit to
secure
the other end of the option card to the
threaded standoffs on the CPU board (see
Figure 2-3).
4. Make connections to the option card as
required. U
se cable ties to secure loose cables
inside the enclosure. When installation is
complete, reassemble the enclosure as
described in Section 2.6 on page 10.
720i automatically recognizes all installed option
The
cards when the unit is powered on. No
hardware-specific configuration is required to identify
the newly installed card to the system.
720i before
nnector with
8720i Installation Manual
J5
SERIAL PORT 4
J4
SERIAL PORT 3
DISPLAY
J3
SERIAL PORT 1
PS/2
J2
SERIAL PORT 2
J1
LOAD CELL CONNECTOR
BATTERY
LOAD CELL SENSE
JUMPERS
J6
DIGITAL I/O
J12
EXPANSION CARD SLOT
J11
COMMUNICATIONS
OPTION CARD SLOT
J9
SW1
JUMPER ON TO ENABLE J2,
OFF TO ENABLE J11
HEARTBEAT
LED
J10
POWER SUPPLY
CONNECTOR
J7
J8
COM 1 COM 0
CPU Interface Port
Programming Port
Figure 2-3. 720i CPU Board
Figure 2-4. 720i Display Board
Installation9
2.5Slot Assignments
5PSRVFCBDLQMBUFTDSFXT
UPJOMC/N
Important
Table 2-5 lists the slot numbers, CPU board connectors, and configuration assignments made for both onboard and
expansion card functions in the
Slot NumberConnectorFunctionConfigured As
0
1
2
Connector J6Onboard digital I/OSlot 0, bits 1–8
Connectors J3, J2, J5Onboard serial communicationsPorts 1, 2, 4
Connector J1Onboard single-channel A/DChannel 1
Connectors J12 (expansion card
slot) and J11(communications
option card slot)
720i. See Figure 2-3 for connector locations.
Dual-channel serial expansion cardPorts 7–8
Digital I/O expansion cardSlot 2, bits 1–24
Analog output cardAnalog 2
Bus communications cardsBus Option 2
Table 2-5. 720i Slot Assignments
2.6Enclosure Reassembly
Once cabling is complete, position the backplate over
the enclosure and reinstall the backplate screws. Use
the torque pattern shown in Figure 2-5 to prevent
distorting the backplate gasket. Torque screws to 15
in-lb (1.7
N-m).
2.7CPU Board Removal
If you must remove the 720i CPU board, use the
following procedure:
1. Disconnect power to the indicator. Remove
backplate as describe
page 6.
2. Unplug connectors for power to the board,
serial co
mmunications, digital I/O, and any
installed option cards.
3. Remove any installed option cards.
4. Remove the five phillips head sc
kep nut from the CPU board.
5. Remove CPU board from the enclosure. If
necessary
, cut cable ties to shift cables out of
the way.
To replace the CPU board, reverse the above
procedure. Be sure to reinstall cable ties to secure all
bles inside the indicator enclosure.
ca
d in Section 2.2 on
rews and the
Figure 2-5. 720i Enclosure Backplate
10720i Installation Manual
Torqued screws may become less tight as
the gasket is compressed during torque
pattern, therefore a second torque is
required using the same pattern and
torque value.
2.8Battery Replacement
WARNING
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.
Data protected by the CPU boar
and date, truck and tare memory, and onboard database
information.
Revolut ion I II
Use
™
to store a copy of the indicator
configuration on a PC before attempting battery
replacement. If any data is lost, the indicator
configuration can be restored from the PC.
Watch for the low battery warning on the LCD display
and periodically check
the battery voltage on both the
CPU board and on any installed memory option cards.
Batteries should be replaced when the indicator low
battery warning comes on, or when battery voltage falls
d battery includes time
Replacement Procedure
For best results, replace the battery while in weigh
mode and with AC power applied. Use care not to
bend the battery retaining spring.
If the battery must be replaced with power removed, do
ollowing immediately after restoring power:
the f
1. Place indicator in setup mode.
2. Go to the Version menu and press the
RSConfig
softkey. If connected using Revolution III,
configuration can be reset by using monitor
mode to enter the RESETCONFIGURATION
command followed by the RS command.
See Figure 2-3 on page 9 for CPU board battery
location and orientation (positive side up).
Risk of explosion if battery is replaced
with incorrect type. Dispose of batteries
per manufacturer instruction.
to 2.2 VDC. Life expectancy of the battery is ten years.
2.9Replacement Parts and Assembly Drawings
2.9.1Universal Model
Table 2-6 lists replacement parts and parts kit contents for the 720i universal enclosure model, including all parts
referenced in Figures 2-6 through 2-8.
Ref NumberPNDescription (Quantity)See Figure
1101257Switch panel membrane, universal (1)2-6
253308Model/serial number label (1)
3101263Enclosure, universal (1)
4103988Tilt stand washer
5103610Tilt stand knobs (2),
667531Tilt stand (1)
715628Cord grip, 1/2 NPT (1)
815626Cord grips, PG9 (3)
915630Lock nut for 1/2 NPT cord grip (1)
1068600Cord grip, PG11 (1)
1115627Lock nuts, PCN9 (3)
1268601Lock nut, PG11 (1)
1345043Ground wire, 4 in w/ No. 8 eye connector (1)
14102887Display board assembly, universal (1)2-7
1585202Power cord assembly, 115 VAC and 230 VAC North American units (1)2-6
85203Power cord assembly, 230 V
1667885Standoffs, M-F, 4-40NC x 3/4 (2)2-7
1714618Kep nuts, 4-40NC hex (3)
18103443CPU board mounting strip (1)
19106788
20102376Backplate gasket, universal (1)2-7
2175062Sealing washers (4)*
2214862Machine screws, 8-32NC x 3/8 (4)*
720i CPU board (PCE Version) (1)
s (2), in parts kit
in parts kit
AC European units (1)—
Table 2-6. Universal Model Replacement Parts
Installation11
Ref NumberPNDescription (Quantity)See Figure
2314626Kep nuts, 8-32NC (7)*2-8
2453307Label (1)2-7
25692913V Lithium coin battery
26103989Standoffs, F-F, 4-40 x 1.06 (3)
2714825Machine screws, 4-40NC x 1/4 (18)
28102888LCD display module, 240x64, universal (1)
2916861High voltage warning label (1)
3067796Power supply cable assembly, to CPU board (1)
3167613Power supply, ±6VDC, 25W (1)
32103442Power supply bracket (1)
33103936Component plate (1)2-6
3516892Ground/Earth label (1)2-8
3615134Lock washers, No. 8, Type A (3)
3730376Nylon seal ring for 1/2 NPT cord grip (1)2-6
3830375Nylon seal rings for PG9 cord grips (3)
3968599Nylon seal ring for PG11 cord grip (1)
40102377Enclosure backplate, universal (1)2-7
—103458Ribbon cable assembly, 7 in, 20-pin female, universal (1)—
Table 2-7 lists replacement parts and parts kit contents for the 720i panel mount controller, including all parts
referenced in Figure 2-9 on page 16.
Ref NumberPNDescription (Quantity)
1103314Panel mount controller cover (1)
2103677Panel mount controller connector label (1)
3101263Enclosure, universal (1)
367796Power supply cable assembly
4692913V Lithium coin battery
5106788
614822Machine screws, 4-40NC x 1/4 (10)
7101264Panel mount controller enclosure (1)
853308Labels (2)
914825Machine screws, 4-40NC x 1/4 (2)
10103681AC feed-through header (1)
1116892Ground/Earth label (1)
1215601Ground wire, 6 in w/ No. 8 eye
1367885Standoffs, M-F 4-40NC x 1.25 (2)
1467613Power supply, ±6VDC, 25W (1)
1585494Power supply cover (1)
1616861High voltage warning label (1)
1754206Machine screw, fillister h
1814626Kep nuts, 8-32NC hex (2)
1914839Machine screws, 6-32NC x 1/4 (2)
2053307Label (1)
2115134Lock washers, No. 8, Type A (2)
2271698
720i CPU board assembly (PCE Version) (1)
Polyurethane foam strip (1)
, to CPU board (1)
connector (1)
ead, 6-32NC x 3/8 (1)
Panel Mount Controller Parts Kit Contents
104033
158883-position terminal block (1)
7134410-position screw terminal for J6 (1)
765134-position screw terminals for J3 and J5 (2)
765146-position screw terminals for J1, J2 and J4 (3)
14626Kep nut, 8-32NC hex (1)
14862Machine screws, 8-32NC x 3/8 (2)
15134Lock washers, No. 8 Type A (7)
15694No. 8 crimp connector (1)
53075Cable shield ground clamps (4)
30623Machine screws, fillister head, 8-32NC x 7/16 (2)
94422Capacity label (1)
720i Software Toolkit CD (1)
Table 2-7. Panel Mount Controller Replacement Parts
Installation15
20
19
18
17
22
16
15
14
13
12
21
11
10
9
8
7
6
5
4
3
1
2
Figure 2-9. Panel Mount Controller Assembly
16720i Installation Manual
2.9.3Panel Mount Display
6
5
4
1
2
3
9
8
7
Table 2-8 lists replacement parts and parts kit contents for the 720i panel mount remote display unit, including all
parts referenced in Figure 2-10.
Ref NumberPNDescription (Quantity)
1101256Switch panel membrane, panel
2101265Faceplate, panel mount display (1)
368719Faceplate gasket, panel mount display (1)
4102605Backplate, panel mount display
514822Machine screws, 4-40NC x 1/4 (6)
6101239Remote display board assembly (1)
753308Label (1)
869787Clinching bracket (1)
982426
Panel Mount Remote Display Parts Kit Contents
765146-position screw terminal (1)
94422Capacity label (1)
53075Cable shield ground clamp (1)
71522Machine screws, 8-32NC x 1/4 (4)
82425Machine screws, 10-32NF x 1.50 (7)
Backing plate, panel mount display (1)
Table 2-8. Panel Mount Display Unit Replacement Parts
mount display (1)
(1)
Figure 2-10. 720i Panel Mount Display Assembly
Installation17
3.0Configuration
Menu:
Save & Exit
Audit Trail
Configuration
Test Operations
Contrast Adj.
Exit
Note
To configure the 720i indicator, press the MENU key on
the front panel (only if jumper J9 is installed), press the
Down key to select Configuration, then press Enter.
Detailed descriptions of the configuration menus are
provided in Section 3.2 on page 20.
When configuration is complete, press the
softkey to exit setup mode. Save & Exit writes all
parameter changes to NV RAM before returning to
normal mode.
3.1Configuration Methods
The 720i 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 an indicator serial port. Configuration using the
menus is described in Section 3.1.3 on page 19.
Configuration using the serial port can be
complished using either the serial command set
ac
described in Section 10.1 on page 86 or the
® configuration utility and there are two software
III
modules available:
720i PCE
•
•
720i Batching
Some configuration parameters cannot be
accessed through the configuration menus.
Revolution III provides the most complete
and efficient configuration interface for the
720i.
Save & Exit
Revolution
Figure 3-1. 720i Menu Display
2. With both indicator and PC powered off,
connect
the PC serial port to the RS-232 pins
on the indicator serial port or to the optional
USB communications card.
3. Power up the PC and the indicator. To enter
up mode, see “Configuration” above.
set
4. Start the
Revolution II I program.
3.1.1Revolution Configuration
The Revol uti on II I configuration utility provides the
preferred method for configuring the
Revolution III runs on a personal computer to set
configuration parameters for the indicator. When
Revolutio n III configuration is complete, configuration
data is downloaded to the indicator.
Revolution III supports both uploading and
downloading of indicator configuration data. This
capability allows configuration data to be retrieved
from one indicator, edited, then downloaded to another
indicator with an identical hardware configuration.
To use
18720i Installation Manual
720i indicator.
Revolution II I , do the following:
1. Install
Revolution III on an IBM-compatible
personal computer. See Section 5.0 on page 50
for detailed hardware and software
requirements.
Figure 3-2. Revolution III Display for 720i PCE Version
Revolut ion I II
provides 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 indicator using
Revolution III: The interface is different, but the
parameters set are the same.
See Section 5.0 on page 50 for more information about
Revolution III to configure the 720i.
using
3.1.2Serial Command Configuration
CONFIG
PORT 4
The serial command set can be used to configure the
720i indicator using either a personal computer,
terminal, or remote keyboard. Like
Revolution III,
serial command configuration sends commands to the
indicator serial port; unlike
Revolution II I, serial
commands can be sent using any external device
capable of sending ASCII characters over a serial
connection.
Serial commands duplicate the functions available
the indicator front panel and provide some
using
functions not otherwise available. Serial commands
can be used to simulate pressing front panel keys, to
configure the indicator, or to dump lists of parameter
settings. See Section 10.1 on page 86 for more
information about using the
3.1.3Front Panel Configuration
serial command set.
By default, the 720i is configured to use the installed
single-channel A/D as the source for Scale 1. To
configure the
720i for serial scale support, use the
CONFIG submenu under the SCALES menu.
For example: to configure a serial scale, set the serial
input function (SERI
AL menu) for Port 4 (or Port 7, if
using a serial expansion card) to SCALE or INDUST
(see Section 3.2.2 on page 33). Return to the top-level
SCALES menu, then go
Configuration,
Configuration), then
source options. Use the
change the default
Right to CONFIG (Scale Hardware
Down once more to show the scale
Right or Left navigation key to
A/D value to PORT 4 (or PORT 7) as
Down to Scale 1
shown in Figure 3-3.
Figure 3-3. Scale Hardware Configuration Display
See Section 11.3 on page 102 for more information
about configuring serial scales.
3.1.4Multi-Range and Multi-Interval Scales
The 720i supports multi-range and multi-interval scales
of either two or three ranges or intervals.
Multi-range scales provide
two or three ranges, each
extending from zero to the maximum capacity
specified for the range, that can specify different scale
display divisions. The scale interval range changes as
the applied weight increases but does not reset to lower
range until the scale returns to zero.
Multi-interval s
cales divide the scale into two or three
partial weighing ranges, each with different scale
display divisions. The scale interval changes with both
increasing and decreasing loads applied.
To configure a multi-range or multi-interval scale, use
the SPLIT parameter to select 2RNG or 3RNG (for
multi-range scales), or
2INTVL or 3INTVL (for
multi-interval scales). Selecting a SPLIT value other
than OFF allows specification of decimal point, display
divisions, and maximum capacity for each range or
interval.
The SPLIT parameter is used to enable multi-range or
multi-interval. The S
PLIT parameter is in the SCALES
menu, see Figure 3-7, and Table 3-2. After setting the
SPLIT parameter, the
Format menu selection will
change as shown in Figure 3-9, and Table 3-4.
If using streaming with multi-range or
the stream must be set to Custom in
multi-interval,
Revolution III. The
Tokens for Secondary and Tertiary Units must be set to
L or K to match the Primary, refer to the Serial Menu,
Tokens Parameter, in Section 3.2.2 on page 33. They
can be set using
Revolution III or through the front
panel.
In multi-range, each range has its own capacity and
display division, extending from ze
ro. The scale
display division will increase at the entered range
capacities, either two or three ranges. Once the range
has increased to the next level, the display division will
remain in new range until the scale returns to zero. The
tare value can be taken in any range.
For example,
Range 1 is 0 - 3000 x 1 lb.
Range 2 is 0 - 10,000 x 5 lb.
In multi-interval, the scale has one capacity, which is
segmented into weighing intervals, either two or three
intervals, each with different display division sizes. As
the weight value exceeds an interval or set interval, the
display division will increase, as the weight falls below
an interval or set interval, the display division will
decrease. The tare can only be taken in the first
interval.
For example,
Range 1 is 0-30 x 0.01 lb.
Range 2 is 30 - 60 x 0.02 lbs.
Configuration19
3.2Menu Structures and Parameter Descriptions
SCALESSERIAL
FEATURE
PFORMTDIG I/OALGOUTVERS
720i Batching
Version only
see page 57
SETPTS
Move LEFT / Previous
Move RIGHT / Next
ENTER value
Move UP
Move DOWN
Access MENU
The 720i 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
SCALESConfigurationConfigure and calibrate scale
SERIALSerialConfigure communications ports
FEATUREFeatureSet date and time formats, truck
initial consecutive number value, and define softkeys.
PFORMTPrint FormatSet port used for header, gross, net, truck in/out, and auxili
Section 6.0 on page 52 for more information.
SETPTSSetpoints
DIG I/ODigital I/OAssign digital input/output functions
ALGOUTAnalog OutputConfigure analog output modul
VERSIONVersi onDisplay installed software version number. The RSConfig softkey on the V
Configure setpoints and batching
be used to restore all configuration parameters to their default values.
Table 3-1. 720i Menu Summary
The following sections provide graphic representations of the 720i menu structures and tables describing the menu
parameters. Default values are shown in bold type; numeric ranges and string values are shown in italic type.
Parameters shown surrounded by a dotted-line box only appear under the special circumstances explained under
each box.
mode, passwords, keyboard locks, regulatory mode, and
ary print ticket formats. See
mode. Only available in the 720i Batching version.
e. Used only if analog output option is installed.
ersion menu can
Four front panel keys are used as directional keys to navigate thro ugh the menus in setup m ode (see Figu re 3-5).
UNITS and TARE keys scroll left and right (horizontally) on the same menu level; ZERO and GROSS/NET move
The
up and down (vertically) to different menu levels. The
values within the menus. Press the
direction provided by the key when navigating through the setup menus.
20720i Installation Manual
Figure 3-4. Configuration Menu Flow
Figure 3-5. Front Panel Key Functions in Setup Mode
MENU key to show the system menu. A label on each of these keys identifies the
PRINT key serves as an Enter key for selecting parameter
1st Level
Parameter
Default valueValue
When moving through values below the first menu level, press to return to the
level above. Press or to move to the next parameter on the level above.
1st Level
Parameter
2nd Level
Parameter
2nd Level
Parameter
Value
Value
Figure 3-6. Setup Mode Menu Navigation
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.
Configuration21
3.2.1SCALES Menu
SCALESSERIALFEATUREPFORMTDIG I/OALGOUTVERS
SCALE 1
GRADSZRANGEMOTBAND
OVRLOAD
SSTIME
DIGFLT1
DIGFLT2
10000
number
ZTRKBND
0
number
1.900000
number
1
number
FS+2%
FS+9D
FS+1D
FS
number
10
64
128
4
16
8
32
256
DFSENS
RATTRAP
DFTHRH
PWRUPMDTAREFN
32OUT
64OUT
2OUT
8OUT
4OUT
16OUT
128OUT
20D
50D
250D
5D
2D
10D
100D
NONE
200D
OFF
ON
SMPRAT
960HZ
7.5HZ
30HZ
240HZ
120HZ
480HZ
15HZ
60HZ
GO
DELAY
BOTH
PBTARE
NOTARE
KEYED
See
FORMAT
Submenu
1
2
DIGFLT3
ACCUM
CALIBR
OFF
ON
VISIBL
ON
OFF
FORMAT
See
CALIBR
Submenu
64
128
4
16
8
32
256
1
2
64
128
4
16
8
32
256
1
2
WMTTHRH
number
1000
SPLIT
PEAK HOLD
OFF
BI-DIR
NORMAL
AUTO
3INTVL
3RNG
2RNG
2INTVL
OFF
Specify for
SPLIT = OFF
CONFIG
SETPTS
720i Batching
V
ersion only
see page 57
The SCALES menu is shown in Figure 3-7. The FORMAT submenu is shown in Figure 3-8 on page 26; the
CALIBR submenu is shown in Figure 3-10 on page 32. Parameters shown in each diagram are described in the
table following that diagram.
22720i Installation Manual
Figure 3-7. SCALES Menu
SCALES Menu
Note
ParameterChoicesDescription
Level 2 submenus
SCALE 1Allows configuration and calibration of each scale
CONFIGScale hardware configuration (A/D or serial scale)
Level 3 submenus
GRADS10000
1–9999999
SPLITOFF
2RNG
3RNG
2INTVL
3INTVL
FORMATPRIMAR
SECNDR
TERTIA
ROC
ZTRKBND0
number
Specifies the number of full scale graduations if SPLIT=OFF
multi-interval scales (SPLIT
display divisions specified for the range or interval.)
The value entered must be in t
requirements and environmental limits on system resolution.
To calculate GRADS, use the formula: GRADS = Capaci
Display divisions are specified under
Specifies whether the scale is full-range (OFF), m
(2INTVL, 3INTVL). For multi-range and multi-interval scales, see the submenu shown in
Figure 3-9 on page 30 and parameter descriptions in Ta bl e 3-4 on page 31.
For standard scales (SPLIT=OFF), see Level 4 submenu descriptions in Tab le 3-3 on
page 27.
For multi-range and multi-interval scales, see Tab l e 3-4 on page 31.
Automatically zeroes the scale when
within the ZRANGE and scale is at standstill. Specify the zero tracking band in ± display
divisions. Maximum legal value varies depending on local regulations.
For scales using linear calibration, do not set the zero tracking band
to a value greater than that specified for the first linearization point.
OFF), the GRADS value is derived from the capacity and
he range 1–9999999 and should be consistent with legal
the FORMAT submenu.
within the range specified, as long as the input is
. (For multi-range and
ty / Display Divisions.
ulti-range (2RNG, 3RNG), or multi-interval
ZRANGE1.900000
number
MOTBAND1
number
SSTIME10
number
OVRLOADFS+2%
FS+1D
FS+9D
FS
WMTTHRH1000
number
Selects the range within which the scale can be zer
1.9% around the calibrated zero point, for a total range of 3.8%. Indicator must be at
standstill to zero the scale. Use the default value for legal-for-trade applications.
Sets the level, in display divisions, at which
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 0, the standstill an
operations including zero, print, and tare will be performed regardless of scale motion. If 0 is
selected, ZTRKBND must also be set to 0.
Specifies the length of time the scale must be ou
the scale is considered to be at standstill. Values greater than 10 are not recommended.
Determines the point at which the
displayed. Maximum legal value varies depending on local regulations.
Specifies the minimum number of grads requir
recorded number of weighments.
display blanks and an out-of-range error message is
oed. The 1.900000 default value is ±
scale motion is detected. If motion is not
nunciator will be set continuously on, and
t of motion, in 0.1-second intervals, before
ed for a weighment to be added to the
Table 3-2. SCALES Menu Parameters
Configuration23
Note
SCALES Menu
ParameterChoicesDescription
DIGFLT1
DIGFLT2
DIGFLT3
DFSENS2OUT
DFTHRHNONE
RATTRAPOFF
SMPRAT30HZ
PWRUPMDGO
4
8
16
32
64
128
256
1
2
4OUT
8OUT
16OUT
32OUT
64OUT
128OUT
2D
5D
10D
20D
50D
100D
200D
250D
ON
120HZ
240HZ
480HZ
960HZ
7.5HZ
15HZ
60HZ
DELAY
Selects the digital filtering
immediate area of the scale.
Choices indicate the number of A/
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.
When configuring non-A/D scales, set the DIGFLTx parameters to
1 to disable filtering.
See Section 11.7 on page 107 for more infor
Digital filter cutout sensitivity. Specifies the number of c
outside the filter threshold (DFTHRH parameter) before digital filtering is suspended.
See Section 11.7 on page 107 for more information about digital filtering.
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.
See Section 11.7 on page 107 for more information about digital filtering.
Enables RATTLETRAP
vibrations caused by mechanical noise from nearby machines but may increase settling
times over standard digital filter selections.
Sample rate. Selects measurement rate, in samples per second, of the analog-to-digital
converter
Hz value may be too fast to provide the desired stability in some static weighing
applications.
Power up mode. In GO mode, the indicator goes in
power up display test.
. Lower sample rate values provide greater signal noise immunity: the default 120
rate used to reduce the effects of mechanical vibration from the
D conversions per update that are averaged to obtain the
®
digital filtering. RATTLETRAP is most effective at filtering repeating
mation about digital filtering.
onsecutive readings that must fall
eshold, in display divisions. When a
to operation immediately after a brief
TAREFNBOTH
NOTARE
PBTARE
KEYED
ACCUMOFF
ON
VISIBLON
OFF
24720i Installation Manual
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.
Enables or disables push-button and keyed
BOTH: Both push-button and ke
NOTARE: No tare allowed (gross mode only)
PBTARE: Push-button tares enabled
KEYED: Keyed tare enabled
Accumulator. Specifies whether the scale accumulator is enabled. If enabled, accumulation
occurs whenever a print operation is performed.
Scale visibility. Specifies whether scale data is displayed.
tares. Possible values are:
yed tares are enabled
y test, then enters a 30-second
Table 3-2. SCALES Menu Parameters (Continued)
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