No part of this publication may be reproduced by making a facsimile copy, by the making of a copy in three dimensions of a two-dimensional
work and the making of a copy in two dimensions of a three-dimensional work, stored in any medium by electronic means, or transmitted in
any form or by any means, including electronic, mechanical, broadcasting, recording or otherwise without the prior written consent of the
copyright owner, under license, or as permitted by law.
This publication was correct at the time of going to print, however Avery Weigh-Tronix reserves the right to alter without notice the
specification, design, price or conditions of supply of any product or service at any time.
ZK830_s_en_501610.book
Table of Contents
page
Manual revision history .............................................................................................................................6
Chapter 1 General information and warnings ............................................................. ............................ 7
About this manual ..............................................................................................................7
Text conventions .........................................................................................................7
Special messages .......................................................................................................7
Clamp down plate drilling templates ..............................................................................115
Index .......................................................................................................................................................117
ZM400 Series Indicators Service Manual5
Manual revision history
Current
Issue
AAFebruary 2017New manual
ABAugust 2017Added BSQ parts kits in chapter 12
ACNovember 2017Updated token table in chapter 10.
ADMay 2018Fixed some items in table in section 7.4. Fixed scanner protocols. Added chapter 8 and 11 to the
AEJune 2018Added clamp down plate drilling templates in chapter 14.
Date CreatedDetails of Changes
book.
ZK830 Counting Scale Service Manual6
1General information and warnings
1.1About this manual
This manual is divided into chapters by the chapter number and the large text at the top
of a page. Subsections are labeled using the 1.1 and 1.1.1 convention. The names of
the chapter and the next subsection level appear at the top of alternating p ages of the
manual to remind you of where you are in the manual. The manual name and page
numbers appear at the bottom of the pages.
1.1.1Text conventions
Key names are shown in bold and reflect the case of the key being described. If a key
has dual functions, the function is shown first followed by the key name in p arentheses
and in bold, such as in these examples: F1, SELECT, PRINT, etc.
Displayed messages appear in bold italic type and reflect the case of the displayed
message.
1.1 About this manual
1.1.2Special messages
Examples of special messages you will see in this manual are defined below. The
heading words have specific meanings to alert you to additional information or the
relative level of hazard.
ELECTRICAL WARNING!
THIS IS AN ELECTRICAL WARNING SYMBOL.
ELECTRICAL WARNINGS MEAN THAT FAILURE TO FOLLOW
SPECIFIC PRACTICES OR PROCEDURES MAY RESULT IN
ELECTROCUTION, ARC BURNS, EXPLOSIONS OR OTHER HAZARDS
THAT MAY CAUSE INJURY OR DEATH.
WARNING!
This is a Warning symbol.
Warnings mean that failure to follow specific practices and procedures may
have major consequences such as injury or death.
CAUTION!
This is a Caution symbol.
Cautions give information about procedures that, if not observed, could result
in damage to equipment or corruption to and loss of data.
NOTE: This is a Note symbol. Notes give additional and important information, hints
and tips that help you to use your product.
ZK830 Counting Scale Service Manual7
1 General information and warnings
1.2Installation
NO USER SERVICEABLE PARTS. REFER TO QUALIFIED SERVICE
PERSONNEL FOR SERVICE.
1.2.1Wet conditions
Under wet conditions, the plug must be connected to the final branch circuit via an
appropriate socket / receptacle designed for washdown use.
Installations within the USA should use a cover that meets NEMA 3R specifications
as required by the National Electrical Code under section 410-57. This allows the unit
to be plugged in with a rain tight cover fitted over the plug.
Installations within Europe must use a socket which provides a minimum of IP56
protection to the plug / cable assembly. Care must be taken to make sure that the
degree of protection provided by the socket is suitable for the environment.
1.3Routine maintenance
IMPORTANT: This equipment must be routinely checked for proper operatio n
and calibration.
Application and usage will determine the frequency of calibration required for
safe operation.
Always turn off the machine and isolate from the power supply before starting any
routine maintenance to avoid the possibility of electric shock.
1.4Cleaning the machine
Table 1.1 Cleaning DOs and DON’Ts
DODO NOT
Wipe down the outside of standard products
with a clean cloth, moistened with water and
a small amount of mild detergent
Spray the cloth when using a proprietary
cleaning fluid
Attempt to clean the inside of the machine
Use harsh abrasives, solvents, scouring cleaners or
alkaline cleaning solutions
Spray any liquid directly on to the display windows
1.5Training
Do not attempt to operate or complete any procedure on a machine unless you have
received the appropriate training or read the instruction books.
8ZK830 Counting Scale Service Manual
1.6 Sharp objects
T o avoid the ri sk of RSI (Repetitive S train Injury), place the machine on a surface which
is ergonomically satisfactory to the user. T ake frequent br eaks during prolonged usage.
1.6Sharp objects
Do not use sharp objects such as screwdrivers to operate the keys.
1.7FCC and EMC declarations of compliance
United States
This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a
commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in
accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a
residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own
expense.
Canada
This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio
Interference Regulations of the Canadian Department of Communications.
Le présent appareil numérique n’émet pas de bruits radioélectriques dépassant les limites applicables aux appareils numériques de
la Classe A prescrites dans le Règlement sur le brouillage radioélectrique edicté par le ministère des Communications du Canada.
European Countries
WARNING: This is a Class A product. In a domestic environment, this product may cause radio interference in which the user may be
required to take adequate measures.
ZK830 Counting Scale Service Manual9
2Introduction
lb
kg
GROSS
NET
TARE
PRINT
SPPCW T%TOTAL
g
COUNT
HI RES
ZK830
THE CO UNT IN G
FEATURE IS NO T L EGAL
FOR T RA DE
TARESELECTUNITSPRINT
SAMPLE
ZERO
F1
SCALE
F2
PLU
PCWT
F3
F4
PT
12
1
23
4
56
7
89
C
0
.
2.1Front panel
The front panels for the ZK830 main display and optiona l ke ypad are shown in Figure
2.1 and consists of the keys and the display.
Figure 2.1 Front panel with optional keypad
Never press a key with anything but your finger. Damage to the overlay may result if
sharp or rough objects are used.
See the price list for option kits available for the ZK830. Installation instructions are
included in each kit.
ZK830 Counting Scale Service Manual10
2.1 Front panel
TAR E
SELECT
ZERO
PRINT
UNITS
SAMPLE
F1
SCALE
F2
PLU
PCWT
F4
1
23
4
56
789
C0
.
The normal function of the keys on the front panel of the ZK830 are listed below.
Press the TAR E key to perform a tare function.
With no weight on the scale, press the TAR E key to clear a tare value.
Acts as an up arrow key for menu navigation.
Allows you to access minus and comma signs.
Acts as an ABORT key during the sampling process.
Press the SELECT key to toggle between the active display values.
Press and hold to enter the setpoint editor in all applications.
Acts as a down arrow key for menu navigation.
Allows you to access minus and comma signs.
Press the ZERO key to zero the display.
Acts as an ENTER key to accept a displayed value or function.
Press the PRINT to send information to a peripheral device through a configured
communications port. Press and hold the PRINT key to print accumulated totals, if
enabled.
Acts as a left arrow key for menu navigation.
Press the UNITS key to scroll through the available units of measure while in normal
operating mode.
Acts as a right arrow key for menu navigation.
Press the SAMPLE key to select application specific choices.
Aborts a numeric entry and acts as an ESCAPE key in the menu navigation.
Also used to display or enter an accumulator channel.
Press and hold to view the password entry screen for menu access.
Keys on the optional keypad shown below:
Press the SCALE key to switch between two attached scales.
Press the PLU key to access the PLU list. In the counting application this key can be
used to update pieceweight and/or tare weight if enabled. With an active PLU, press
the PLU key three times to update pieceweight and tare weight.
Press the PCWT key to enter a known piece weight.
If enabled, allows the user to see a high resolution weight value.
In the count application allows you to enter or view piece weight values.
Use the numeric keypad to enter values or clear a value from the display (C key).
ZK830 Counting Scale Service Manual11
2 Introduction
lb
kg
GROSS
NET
TARE
0
g
COUNT
HI RES
PRINTSP%PCWTTOTAL
center-of-zero
motion
battery status
setpoints
print
bargraph
Net weight
Tare weight
pieceweight
Gross weight
percent
total
count
high resolution
Unit of
measure
Ethernet
connection
2.1.1Front Display
Annunciators
The display annunciators are defined in Figure 2.2.
2.2Powering up the ZK830
Figure 2.2 Display annunciators
The triangular annunciators will light during operation to inform the user of the weighing
mode, active unit of measure, etc.
The ZK830/BSQ comes with a base mounted AC power supply un it (PSU) conn ected
to the back of the BSQ. This supplies the required input power of 12 to 36 VDC @
200ma minimum and is connected to a properly grounded outl et (100 VAC - 240 VAC,
50 or 60 Hz). The indicator is always ON as long as power is received.
If using the optional rechargeable battery pack mounted on the rear of the base you
can expect 16 hours of operation between charges. Recharge time is four hours using
the in-line PSU. The battery pack requires 24 to 36V to charge. The battery timer
setting can be used to turn the indicator display OFF automatically.
The ZQ-BA T can a lso be use when using the optional column. This battery can la st up
to 25 hours of continuous use or one to two weeks of occasional operation.
You can also power the indicator with a 12 to 36 VDC power su pply (15 0ma minimu m
at 24VDC) via a 2.1mm center positive barrel jack plugged into the receiver on the back
of the indicator.
These segments flash in alphanumeric entry mod e
Press to increment the flashing number
Press to decrement the flashing number
Press to backspace cursor in a number
Press to advance cursor in a number
Press to accept a value
Press to escape an entry screen
The keys in Figure 2.3 have alternate functions in numeric entry screens.
Figure 2.3 Key function during numeric entry
In numeric entry screens, the center segments shown in Figure 2.3 flash. Use the keys,
as described in Figure 2.3, to enter a value on the display. Following is an example:
Example: To key in the number 507:
Repeatedly press the TARE() or SELECT() key until 5 appears on the display.
Press the UNITS() key once to move cursor one space to the right.
Repeatedly press the TARE() or SELECT() key until 0 appears on the display.
Press the UNITS() key once to move cursor one space to the right.
Repeatedly press the TARE() or SELECT() key until 7 appears on the display.
Press the ZERO key to enter or accept the value.
Press the PRINT() key to move the entry function one digit to the left. This effectively
deletes the current value in that position and allows you to enter a new value in that
position.
2.4Numeric entry procedure (with optional keypad)
Use the optional numeric keypad to input all numbers. Press the ZERO key to enter or
accept the value.
ZK830 Counting Scale Service Manual13
3Introduction to the menus
Press SELECT/ to move down in a menu
Press TARE/ to move up in a menu, except at the
bottom item in a menu, then use ZERO/ or F1
Press PRINT/ to move left in a menu
Press UNITS/ to move right in a menu
Press ZERO/ to accept a value or choice and
move up in the menu.
Press F1 to escape and move up in the menu
Menus, accessed through passwords, are available in the indicator to customize and
configure the indicator for your purposes. The menu levels and their passwords are
shown below:
PasswordMenu LevelAccessed Menus
111USERUser, About, Audit
3570DIAGNOSTICSDiag, User, About, Audit
3088ADMINSetup, Diag, User, About, Audit
2580CALIBRATECalib
1793SUPERApplication specific items. See User manual.
The CALIBRATE menu level accesses the calibration procedure only. You can also
access the calibration menu through the Setup menu using the ADMIN password.
Some menus appear in more than one menu level. As you can see in the ta ble above,
the 111 password gives you access to three menus; User, About and Audit. The 3570
password gives you access to those three plus the Diagnostics menu. The 3088
password gives you access to those four plus the Setup menu.
This allows the supervisor to control access to some or all of the menus b ased on the
passwords shared. The menus are the same no matter which menu level you access
them from.
The menus are always explained in a sequential manner to cover all information in a
logical fashion. You will probably never access all the menu items in this manner . You
can navigate to the area of the menu that needs to be changed by using the menu
maps and key navigation legends which are inserted as a reminder with most menus.
See Numeric entry procedure (without optional keypad) on page 13 for instructions on
how to enter a password to get to the menus. Key functions in the menu s ar e sh own
below.
Menu Navigation Keys:
ZK830 Counting Scale Service Manual14
3.1Accessing the menus
Press SELECT/ to move down in a menu
Press TARE/ to move up in a menu, except at the
bottom item in a menu, then use ZERO/ or F1
Press PRINT/ to move left in a menu
Press UNITS/ to move right in a menu
Press ZERO/ to accept a value or choice and
move up in the menu.
Press F1 to escape and move up in the menu
Follow these steps to access the various menus in the indicator.
1.With the indicator powered up and in normal operating mode, press and hold
the SAMPLE/F1 key …
Pass is briefly displayed, then a flashing 0, prompting you to enter the
password.
When the 0 is flashing, press F1 and the application name is briefly displayed, then
the indicator returns to normal operating mode.
2.Key in the p assword for the menu you want to access and press the ZERO key
to accept it …
The first item in the top level of the menu you accessed is displayed.
3.Use the navigation keys, shown below, to navigate through the menu
structure. The symbols appear on the bottom of the keys.
3.1 Accessing the menus
Menu Navigation Keys:
3.2Exiting the menus
1.If you are at the bottom item in a menu use ZERO to accept a choice or value
and move up a level, or use F1 to escape and move up one level without
accepting the choice or value. From that point, press the TARE key repeatedly
until …
SAVE no is displayed. This means “Do not save changes. “
2.Use the PRINT or UNITS key to scroll through the choices: SAVE no, SAVEYES and CAnCEL. Press ZERO to accept the displayed choice.
If you choose SAVE no or SAVEYES the indicator exits the menu and
ZK830 Counting Scale Service Manual15
If you choose CAnCEL, the indicator remains in the menu.
returns to normal weighing mode.
OR
3 Introduction to the menus
3.3Menu annunciators
The menu structure is made up of menu items, parameters, value entry screens and
lists from which you choose one item. To help you know where you are in the menu,
the bar graph at the top of the display is on while the indicator is in the menus and will
change appearance according to the following rules:
All segments flashingThis means you are in the menu structure but not
Center flashing / others offThis means you are in a numeric entry screen.
Right flashing / others offThis means you are in a list. Scroll through the
in any of the following screens.
Enter a number and press ZERO to accept.
choices with the PRINT and UNITS keys and
press ZERO to accept.
Left flashing / others offThis means you are in a data entry.
Every alternate segment flashing This means you are in octet entry for IP, Subnet
or Gateway address.
16ZK830 Counting Scale Service Manual
4User level menus
See
page 17
See
page 20
See
page 24
UserAboutAudit
User
Site ID
Seal
Enter
Site ID
View Seal
Status
Time
Date
Set
12hr12hr-AP24hr
Set
Style
MMDD4YMMDD2YDDMM2YDDMM4Yy- x
m- x
d- x
Style
h- x
m- x
s- x
Reference
Numeric entry procedure
(without optional keypad)
on page 13
The USER level (password 111) contains the User, About, and Audit menus arranged
as shown in Figure 4.1.
Figure 4.1 USER level (password 111) menus
To access the USER level, from normal weighing mode, press and hold the SAMPLE/
F1 key. Enter password 111 and press the ZERO key.
4.1User menu
The User menu is shown in Figure 4.2.
4.1 User menu
ZK830 Counting Scale Service Manual17
Figure 4.2 User menu
Use this menu to set the time, date, site ID, to see the physical seal status and print
archive information. Each is explained below:
4 User level menus
Use the tiME menu item to set the clock
(SEt) and to choose the style of the time
display (StYLE) 12 hr, 12 hr AM/PM or
24 hr.
Time
Set
12hr12hr-AP24hr
Style
h- x
m- x
s- x
Date
Set
Style
MMDD4YMMDD2YDDMM2YDDMM4Yy- x
m- x
d- x
4.1.1Time
The Time and Date can be used in print formats.
SEtUse this to enter values for the time.
h- x, = Hour
m- x = Minute
s- x = Seconds
4.1.2Date
StYLEChoose the style of the time display. Choices are:
12hr, = 12 hour clock
12hr-AP = 12 hour clock with AM/PM
24hr = 24 hour military time
Use the dAtE item to set the year, month and day and the style of the displayed date.
SEtEnter values for the date.
y- x = Year
m- x = Month
d- x = Day
18ZK830 Counting Scale Service Manual
4.1.3Site ID
SitEUse this to enter a Site ID.
The Site ID can be used in a print format. Use the
alphanumeric entry methods described in 2.3 to enter a
Site ID. (maximum 6 digits)
Site ID
Enter
Site ID
SEALUse this to view the seal status of the indicator.
This is the status of the physical seal jumper inside the
indicator. If the unit is sealed, no changes can be made to
the configuration of the indicator. See the note below.
Seal
View Seal
Status
4.1.4Seal
4.1 User menu
StYLEChoose the style of the date display. Choices are:
MMdd2Y = Month, Day, 2-digit Year
MMdd4Y = Month, Day, 4-digit Year
ddMM2Y = Day, Month, 2-digit Year
ddMM4Y = Day, Month, 4-digit Year
The seal switch jumper, P7, is located near the bottom center of the ma in PCB. See
jumper settings in chapter 13. If the jumper is installed, the indicator is sealed. This
means the only the Diagnostic, User, About, Audit and Supervisor menus can be
accessed. Other menus cannot be accessed - the display will flash SEALEd.
To exit the menu, see Exiting the menus on page 15.
ZK830 Counting Scale Service Manual19
4 User level menus
BSQ
Sw Part
Version
Cur. Ser
xxxx
xxxxx
(View
software PN)
(View
software
version)
xxxx
(View
cell SN)
xxxxxx
Serial
About
App.
EnetFirmBoot
VersionPartno
IP
GatewaySubnet
VersionPartno
(View
bootloader PN)
VersionPartno
(View version)
Mac
1 xx
2 xx
3 xx
4 xx
5 xx
6 xx
1 xx
2 xx
3 xx
4 xx
1 xx
2 xx
3 xx
4 xx
1 xx
2 xx
3 xx
4 xx
(View SN)
xxxx
xxxxx
Dload
SserialDserial
(View
license
number)
(View
license
number)
(View App PN)
AWT30
XXXXX
(View version)
X.X.X.XX
(View Firmware PN)
AWT30 XXXXX
(View version)
X.X.X.XX
AWT30
XXXXX
X.X.X.XX
Scale X
Cal. Ser
(View SN of
calibrated
cell)
Reference Numeric entry procedure (without
4.2About menu
The About menu is shown in Figure 4.3.
Figure 4.3 About menu
Use this menu to display information about the various items shown in Figure 4.3. Each
is explained below:
Definitions:
BootloaderSoftware that makes the electronics run.
FirmwareEmbedded system software that creates core functions of the product.
AppSpecific software that controls the behaviour for a given installation.
20ZK830 Counting Scale Service Manual
4.2.1Boot (Bootloader)
PArtnoUse this to view the bootloader part
number. The part number is
displayed in two parts. Press RIGHT arrow key or LEFT arrow key to
toggle the display between the first
and second parts of the part number.
VErSionUse this to view the version of the
bootloader.
Boot
(View
bootloader PN)
VersionPartno
(View version)
AWT30 XXXXX
X.X.X.XX
PArtnoUse this to view the firmware part
number. The part number is
displayed in two parts. Press
RIGHT arrow key or LEFT arrow
key to toggle the display between
the first and second parts of the
part number.
VErSionUse this to view the version of the
firmware.
Firm
VersionPartno
(View Firmware PN)
AWT30
XXXXX
(View version)
X.X.X.XX
PArtnoUse this to view the App part number.
The part number is displayed in two
parts. Press RIGHT arrow key or
LEFT arrow key to toggle the display
between the first and second parts of
the part number.
VErSionUse this to view the version of the
App.
App.
VersionPartno
(View App PN)
AWT30 XXXXX
(View version)
X.X.X.XX
SEriALUse this to view the Serial Number of the indicator . The
number is displayed in two parts. Press RIGHT arrow
key or LEFT arrow key to toggle the display between the
first and second parts of the serial number.
Serial
(View SN)
xxxx
xxxxx
4.2.2Firmware
4.2 About menu
4.2.3App
4.2.4Serial
ZK830 Counting Scale Service Manual21
4 User level menus
Enet
IP
GatewaySubnetMac
1 xx
2 xx
3 xx
4 xx
5 xx
6 xx
1 xx
2 xx
3 xx
4 xx
1 xx
2 xx
3 xx
4 xx
1 xx
2 xx
3 xx
4 xx
4.2.5Enet
EnEtThis stands for Ethernet. Use this to view the network addresses.
If the indicator is connected to an Ethernet network, the values displayed will be the
current assigned addresses.
iPUse this to view the IP address.
SubnEtUse this to view the Subnet address.
gAtEWAY Use this to view the Gateway address.
MAcUse this to view the Mac address.
The IP, Subnet and Gateway addresses are a series of four double digit values.
The MAC address is a series of six double digit values: 1 XX, 2 XX, 3 XX, etc.
22ZK830 Counting Scale Service Manual
4.2.6Download
dLoAdThis stands for download. Use this to view
these items:
SSEriALView the license number that
created the configuration file.
dSEriALView the license number that
downloaded the configuration
file.
This is used for security and licensing purposes.
Dload
Sserial
Dserial
(View
license
number)
(View
license
number)
BSQ
Sw PartVersionCur. Ser
xxxx xxxxx
(View
software PN)
(View
software
version)
xxxx
(View
cell SN)
xxxxxx
Scale X
Cal. Ser
(View SN of
calibrated
cell)
4.2.7BSQ
4.2 About menu
To upload a configuration file, the license number of the Configurator (Ztools)
software must match one of the license numbers in the indicator Contact AWTX
Technical Support for assistance.
ZK830 Counting Scale Service Manual23
This stands for Bench Scale - Quartzell.
SW PArtView the software part number of the ce ll that is connected.
VErSionView the software version of the cell that is connected.
cur.SErView the serial number of the cell that is connected.
cAL.SErView the serial number of the cell that was connected at the time of
calibration.
To exit the menu, see Exiting the menus on page 15.
4 User level menus
Counter
Config
Displays
number of
configurations
Audit
Calib
Displays
number of
calibrations
countErUse this to view these items:
conFigView how many times the
indicator has been
configured.
cALibView how many times the
indicator has been
calibrated.
Counter
Config
Displays
number of
configurations
Calib
Displays
number of
calibrations
4.3Audit menu
Use this menu to display audit counters for configuration and calibration.
4.3.1Counter
Figure 4.4 Audit menu
To exit the menu, see Exiting the menus on page 15.
24ZK830 Counting Scale Service Manual
5Diagnostics level menus
See page 17See page 20See page 24See page 25
DiagUserAboutAudit
Reference Numeric entry procedure (without
Diag
Buttons
Display
Scale
Test button
function
( exits
ZERO
the test)
Continuous
display test
( exits
ZERO
the test)
ScaleX
View scale
output in
A to D or
mV/V
Cur.Zero
ScaleX
ValueClear
Ports
Serial1Serial2
Loopback
test
Loopback
test
Tension
Compres
Tension
frequency
Compression
frequency
Logs
Print
Clear
Serial 1Serial 2
Clr no
Clr yes
InputsOutputs
Test configured
inputs
12
3
Toggles selected
output on or off
(Must be turned
ON in Outputs
menu)
BSQ
ScaleX
Counts
Std Dev
View standard
deviation for
last X seconds
no
YES
The DIAGNOSTICS level (password 3570) is the same as the USER level except it
adds the Diag menu. The DIAGNOSTICS level is shown in Figure 5.1.
Use the Diag menu to check or verify the performance of the ind icator. The diagnostic
tests available include: Scale A to D to view output from the connected scale base or
load device, the current zero offset from ca libration zero, a display segment test, a front
panel keypad or button test, serial Com port s and USB host port test, remote inputs and
outputs test, and an option card test if installed. You can print an error log report that
provides information on previous error conditions such as overloads or underloads.
The Diag menu is shown in Figure 5.2.
5.1 Diag menu
Each of the items in the Diag menu is explained below:
ZK830 Counting Scale Service Manual25
Figure 5.2 Diag menu
5 Diagnostics level menus
ScALESelect to view values for Scale 1 or Scale 2, if
installed.
countSUse this to view a number representing the A to
D counts. The value is only for diagnostic
purposes. The value should increase as weight
on the scale increases and decrease as weight
decreases.
Press
SELECT to toggle to a mV/V display.
This is an approximate value for the mV/V value
output by the loadcell. If the scale is a BSQ then
you can only view counts, not mV/V.
Std d EvThis stands for Standard Deviation. This gives
you the standard deviation of the counts for the
last, set number of seconds.
Scale
ScaleX
View scale
output in
A to D or
mV/V
Counts
Std Dev
View standard
deviation for
last X seconds
Cur.Zero
ScaleX
Value
Clear
no
YES
5.1.1Scale
5.1.2 Current Zero
cur.ZEroThis stands for current zero and represents the weight of fset between the
calibration zero setting and the current zero setting due to pushbutton zero
or Auto-Zero Tracking (AZT) adjustments.
Select to view values for Scale 1 or Scale 2, if installed.
VALuE View the zero offset.
cLEAr Clear the zero offset to return the indicator to calibration zero. C hoose no
YES.
or
This can restore the original calibration zero point if the ZERO key is accidently
pressed when a tank or vessel contains product that cannot be emptied.
26ZK830 Counting Scale Service Manual
5.1.3Display
diSPLAYUse to test the segments of the display. Each digit
area lights up in progression and continues until you
press
ZERO.
Display
Continuous
display test
( exits
ZERO
the test)
buttonSUse to test the keys. When you begin the test tESting is
briefly displayed followed by dashes.
Press any key to test if it is functioning and its name or
value will be displayed.
Press
ZERO to stop the test.
Buttons
Test button
function
( exits
ZERO
the test)
Ports
Serial1Serial2
Loopback
test
Loopback
test
5.1.4Buttons
5.1 Diag menu
5.1.5Ports
PortSUse this to do a loopback test for serial port 1 or 2 or to perform a write/
read test on the USB port.
SEriAL1 or 2When you pick a serial port to test, tESting is briefly displayed and
PASS or FAiL, depending on if the send and receive lines are
then
jumpered (pass) or not (fail). Add a jumper or wire between the
transmit output and receive input. On an external 9 pin conn ector the
transmit line is pin 2 and the receive line is pin 3.
It is recommended that you insert the jumper (a paper clip works) into the external
cable connector to validate the wiring and not just the internal port s. See System
block diagram on page 114 for I/O configuration of the serial ports TB3.
ZK830 Counting Scale Service Manual27
5 Diagnostics level menus
inPutS The input test is used to verify if external switches wired
to the input ports on TB2 are functioning properly.
Follow the steps below to perform the inputs test.
Inputs
Test configured
inputs
outPutS The output test is used to verify if external relays or
lights (etc.) connected to TB2 are properly wired
and functioning properly.
Follow the steps below to perform the output test.
Outputs
12
3
Toggles selected
output on or off
5.1.6Inputs
1.Press SELECT …
in 000 is displayed, if no inputs are jumpered.
2.To test input 1, jumper pins 1 and 2 of the I/O connector on the indicator …
5.1.7Outputs
The first digit becomes
3.To test input 2, jumper pins 1 and 3 of the I/O connector on the indicator …
The second digit becomes
4.To test input 3, jumper pins 1 and 4 of the I/O connector on the indicator ….
The third digit becomes
5.Press
ZERO …
inPutS is displayed.
1 until the jumper is removed.
2 until the jumper is removed.
3 until the jumper is removed.
CAUTION: Be sure to take proper precautions to ensure material controlled by
the scale outputs will not create a hazardous condition during an output test.
1.WithoutPutS is displayed, press SELECT …
outPut1 is displayed.
2.Press
3.Press
28ZK830 Counting Scale Service Manual
SELECT …
o.1-oFF is displayed.
PRINT or UNITS to toggle the output on (o.1-on) and repeat to turn it
oFF.
Output 1 will be toggled on and off as you press the keys. This is shown
by the annunciator (
SP1) on the display turning on and off.
4.Press ZERO or F1 to stop the test …
Logs
PrintClear
Serial 1Serial 2
Clr no
Clr yes
Tension
Compres
Tension
frequency
Compression
frequency
BSQ
ScaleX
outPut1 is displayed.
5.1 Diag menu
5.1.8Logs
5.Press
6.When finished, press
The logs report will print any error conditions that may have occurred such as
overloads and underloads
UNITS to go to the next output. Repeat the steps to test output 2 and 3.
TARE …
outPutS is displayed.
5.1.9BSQ
LogSThese are logs of various functions. You can print or clear them from
memory.
PrintChoose to print the log from Po rt 1 or Port 2.
cLEARChoose to clear the log from memory.
bSQThe BSQ menu item provides the digital frequency information for the
crystals on the QDT (Quartzell Digital Transducer).
ScALE 1 or ScALE 2:
Select which Scale number the BSQ is assigned, ScALE 1 or
ScALE 2
ZK830 Counting Scale Service Manual29
5 Diagnostics level menus
coMPrSSThis stands for compression frequency.
tEnSionThis stands for tension frequency.
The nominal value for the tension and compression frequency is 47,200 ± 2000 kHz.
The tension and compression frequencies should each be as stable as the other and
within 10% of each other. As weight increases the tension frequency should increase
and the compression frequency should decrease.
This completes the Diag menu. To exit the menu, see
Exiting the menus on page 15.
30ZK830 Counting Scale Service Manual
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