Hardy ANY-WEIGH User Manual

Any-Weigh™

BENCH SCALES

OPERATION AND INSTALLATION

MANUAL

Corporate Headquarters
9440 Carroll Park Drive, Suite 150 San Diego, CA 92121 Phone: (858) 278-2900 FAX: (858) 278-6700 Web-Site: http://www.hardyinst.com
Hardy Instruments Document Number: 0596-0268-01 Rev F
Copyright December 2002 Ha rdy Instruments, Inc. All Rights Reserve d. Printed in the U.S.A. (941028)
CAUTION:
UNPACK WITH CARE
WHEN UNPACKING, DO NOT DISCARD THE PACKING CASE OR ANY PACKING MATERIAL, UNTIL THE CONTENTS OF THE PACKING CASE ARE INSPECTED AND CAREFULLY COMPARED WITH THE SHIPPING DOCUMENTS.
IF ANYTHING IS UNSATISFACTORY, PLEASE NOTIFY HARDY INSTRU­MENTS IMMEDIATELY BY CALLING, FAXING OR E-MAILING TO:
Hardy Service Center HARDY INSTRUMENTS, INC. 3860 Calle Fortunada San Diego, California 92123-1825
Phone: (800) 821-5831 (858) 278-2900 FAX:(858) 278-6700
E-mail: hardysupport@hardyinst.com Web Address: www.hardyinst.com
TO RETURN DEFECTIVE OR DAMAGED PRODUCT(S) CALL HARDY TECHNICAL SUPPORT FOR A HARDY SERVICE TICKET NUMBER (HST#). YOUR COMPANY NAME, ADDRESS, TELEPHONE NUMBER, SERIAL NUMBER OF THE UNIT AND A BRIEF DESCRIPTION OF THE PROBLEM SHOULD BE READY WHEN CALLING. FOR ALL NON-WAR RANTY REPAIRS A PURCHASE ORDER OR CREDIT CARD IS ALSO REQUIRED.
IN CASE OF DAMAGE DUE TO SHIPPING, NOTIFY THE DELIVERING CARRIER IMMEDIATELY FOR AN INSPECTION.
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Table of Contents

Table of Contents
Chapter 1 - overview - - - - - - - - - - - - - - - - - - - - - - - -1-1
Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1-1 Description - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1-1
The Stainless Steel Top Cover - - - - - - - - - - - - - - - - - -1-1 Lower Frame Assembly - - - - - - - - - - - - - - - - - - - - -1-1 Universal Scale Interface - - - - - - - - - - - - - - - - - - - - -1-1 DeviceNet™ Scale - - - - - - - - - - - - - - - - - - - - - - - -1-2 Analog Scale - - - - - - - - - - - - - - - - - - - - - - - - - -1-2
Chapter 2 - specifications - - - - - - - - - - - - - - - - - - - - -2-1
Electrical Specifications - - - - - - - - - - - - - - - - - - - - - - -2-1
Universal Scale Specifications - - - - - - - - - - - - - - - - - -2-1 DeviceNet Scale Specifications - - - - - - - - - - - - - - - - - -2-2 Analog Scale Specifications - - - - - - - - - - - - - - - - - - -2-2
Mechanical Dimensions - - - - - - - - - - - - - - - - - - - - - - -2-3
Chapter 3 - installation - - - - - - - - - - - - - - - - - - - - - - -3-1
Preinstallation Precautions - - - - - - - - - - - - - - - - - - - - - -3-1 Unpacking - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -3-1 Leveling the Scale - - - - - - - - - - - - - - - - - - - - - - - - - -3-1 Universal Scale Electrical Connections - - - - - - - - - - - - - - - -3-3
DeviceNet Scale: Connecting to a DeviceNet Network - - - - - -3-4
DeviceNet Connection Wiring Diagram - - - - - - - - - - - -3-4
Analog Scale - - - - - - - - - - - - - - - - - - - - - - - - - -3-5
Chapter 4 - configuration - - - - - - - - - - - - - - - - - - - - - -4-1
SCOPE 4-1 DeviceNet Communication Configuration - - - - - - - - - - - - - - - 4-1
DIP Switch (S1) Configuration - - - - - - - - - - - - - - - - - -4-1 DIP Switch Location - - - - - - - - - - - - - - - - - - - - - - -4-1 Accessing the DIP Switch - - - - - - - - - - - - - - - - - - - -4-2 Configuring the Baud Rate - - - - - - - - - - - - - - - - - - - -4-2 Configuring the DeviceNet Node Addre ss - - - - - - - - - - - - -4-2
Chapter 5 - Setup - - - - - - - - - - - - - - - - - - - - - - - - - -5-1
SCOPE - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -5-1 Saving to Non-Volatile Ram- - - - - - - - - - - - - - - - - - - - - -5-1 Parameters - - - - - - - - - - - - - - - - - - - - - - - - - - - - -5-1
Command Interface - - - - - - - - - - - - - - - - - - - - - - -5-4
Format of Commands (4 byte input data) - - - - - - - - - - -5-4 Examples Using the Command Interface - - - - - - - - - - -5-5
i
Any-Weigh™ Series Bench Scales
Chapter 6 - calibration - - - - - - - - - - - - - - - - - - - - - - -6-1
Calibration of the DeviceNet, Analog and Universal Bench Scales - - -6-1 C2 Second Generation Calibration - - - - - - - - - - - - - - - - - -6-1 Test Weight Calibration (Hard Cal) - - - - - - - - - - - - - - - - - -6-1 Material Substitution - - - - - - - - - - - - - - - - - - - - - - - - -6-1 Universal Scales HI SBU Series - - - - - - - - - - - - - - - - - - -6-1 DeviceNet Scales HI SBD Series - - - - - - - - - - - - - - - - - - -6-1 THE BUTTON® - - - - - - - - - - - - - - - - - - - - - - - - - - -6-2 C2® Calibration from RS NetWorx® - - - - - - - - - - - - - - - - -6-2 Test Weight Calibration fr om RS NetWorx® - - - - - - - - - - - - - -6-3 Analog Scales HI SBA Series - - - - - - - - - - - - - - - - - - - -6-4
Calibration Controls - - - - - - - - - - - - - - - - - - - - - - -6-4
Coarse (ZERO) - - - - - - - - - - - - - - - - - - - - - - -6-4 Fine (ZERO) - - - - - - - - - - - - - - - - - - - - - - - - -6-4 Span - - - - - - - - - - - - - - - - - - - - - - - - - - - -6-4 Calibration Procedures - - - - - - - - - - - - - - - - - - - -6-5
Chapter 7 - OPERATION - - - - - - - - - - - - - - - - - - - - - -7-1
Scope - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -7-1 Operating Capabilities - - - - - - - - - - - - - - - - - - - - - - - -7-1 DeviceNet Scale - - - - - - - - - - - - - - - - - - - - - - - - - - -7-1
Explicit Message Request Parameters - - - - - - - - - - - - - -7-1 Monitoring Weight Readings from RS NetWorx - - - - - - - - - -7-2 Network Status (DS1) - - - - - - - - - - - - - - - - - - - - - -7-2 Scale Status (DS2) - - - - - - - - - - - - - - - - - - - - - - - -7-2
Analog Scale - - - - - - - - - - - - - - - - - - - - - - - - - - - - -7-3
Chapter 8 - Troubleshooting 8-1
Scope - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -8-1 Problem: - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -8-1
Scale Does Not Respond When Weight is Applied - - - - - - - -8-1 Scale Indication is not linear - - - - - - - - - - - - - - - - - - -8-1 Scale Reads Backwards - - - - - - - - - - - - - - - - - - - - -8-1 Scale Reading drifts or is Erratic - - - - - - - - - - - - - - - - -8-1 DeviceNet Scale: Module LED does not Come Back on When Performing Calibration with The Button - - - - - - - - - - -8-2 DeviceNet Scale: Module LED is Flashing Red - - - - - - - - - -8-2 Analog Scale: Malfunction, No Output - - - - - - - - - - - - - -8-2 Analog Scale: No Change in Input - - - - - - - - - - - - - - - -8-2 Analog Scale: Output Drifts - - - - - - - - - - - - - - - - - - - -8-2
Service and Repair (All Models) - - - - - - - - - - - - - - - - - - -8-2
Index - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1-1
ii

Table of Illustrations

Table of Illustrations
CHAPTER 2 - SPECIFICATIONS- - - - - - - - - - - - - - - - - - -2-1
FIG. 2-1 A DIMENSION- - - - - - - - - - - - - - - - - - - - - - -2-3 FIG. 2-2 B DIMENSION- - - - - - - - - - - - - - - - - - - - - - -2-3
CHAPTER 3 - INSTALLATION - - - - - - - - - - - - - - - - - - - -3-1
FIG. 3-1 LEVELING CORNERS- - - - - - - - - - - - - - - - - - -3-2 FIG. 3-2 LEVELING FEET - - - - - - - - - - - - - - - - - - - - -3-2 FIG. 3-3 LEVELING SCALE- - - - - - - - - - - - - - - - - - - - -3-3 FIG. 3-4 DEVICENET CONNECTOR - - - - - - - - - - - - - - - -3-4 FIG. 3-5 VIEWED FROM THE WIRE PIN SIDE - - - - - - - - - - -3-5 FIG. 3-6 VIEWED FROM THE SOCKET SIDE- - - - - - - - - - - -3-5 FIG. 3-7 ANALOG SCALE/OUTPUT/POWER LOOP WI RING - - - -3-6
CHAPTER 4 - CONFIGURATION- - - - - - - - - - - - - - - - - - -4-1
FIG. 4-1 DIP SWITCH LOCATION/BOTTOM VIEW - - - - - - - - -4-1 FIG. 4-2 FACTORY DEFAULT DIP SWITCH CONFIGURATION- - -4-2
CHAPTER 6 - CALIBRATION - - - - - - - - - - - - - - - - - - - -6-1
FIG. 6-1 THE BUTTON LOCATION/BOTTOM VIEW- - - - - - - - -6-2
I
Any-Weigh™ Series Bench Scales
II

Chapter 1 - Overview

CHAPTER 1 - OVERVIEW

Introduction Congratulations on your purchase of a Hardy Instru-

ments Any-Weigh™ Bench Scales. Behind your pur­chase is over eighty years of quality, reliability and technical innovation.
The Hardy Any-Weigh™ Bench Scales are designed for table top or floor applications requiring high accu racy and reliability. The covers are all stainless steel for durability. The bases have no bearings, spirit lev els, or moving parts that can be da maged or wear out . The active element of the scale are precision strain gauge load sensors.
NOTE: Any-Weigh™ is a trademark of Hardy Instruments
Incorporated.

Description The basic Any-Weigh Bench Scale consists of three

major components:
1. Stainless Steel Top Cover.
2. Lower Frame Assembly with Four Load Cells
3. Four Leveling feet.
-
-

The Stainless Steel Top Cover

Lower Frame Assembly

Universal Scale Interface

NOTE: WAVERSAVER® and C2® are registered trademarks
The top cover is a single piece constructed of series 300 Stainless Steel. The cover provides a weighing surface and offers protection to the load cells and electronics.
The lower frame comes equipped with four leveling feet, four load cells, a shock load and co rner overload protection. The lower frame is made of coated mild steel.
Directly attach the scale’s 15 foot cable to any weigh­ing instrument or controller. If interfacing with a Hardy Controller, you can take full advantage of
WAVERSAVER
of Hardy Instruments Incorporated.
®
and C2® Electronic Calibration.
1-1
Any-Weigh™ Series Bench Scales

DeviceNet™ Scale With DeviceNet™ you can use the scale to provide a

weight output to any point on a DeviceNet™ Net
-
work. This version also incorporates both the WAVERSAVER
®
and C2® technologies. The DeviceNet™ Scale comes with a fifteen inch mini mum length pig-tail connector.
NOTE: DeviceNet™ is a trademark of the Open DeviceNet
Vendor Association.

Analog Scale The Analog Scale provides a 4-20mA output directly

proportional to the weight read ing. This version of fers a low-cost, solution for bringing analog weight read ings directly into a control system. The Analog Scale requires minimal additional wiring or hardware and comes with a 15 foot shielded 2 wire cable.
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-
1-2

CHAPTER 2 - SPECIFICATIONS

Electrical Specifications

Chapter 2 - Specifications

Universal Scale Specifications

Rated Output 0.900 ± 0.009 mV/V
Creep 0.030% R.O.
Excitation:
Recommended 5-10 Volts AC or DC
Maximum 15 Volts AC or DC.
Total Error 0.03% of rated output
full scale
Input Resistance 297.5 ± 10% ohm
Output Resistance 250 ± 5% ohm
Safe Load Limit
At the Center
Loading Point 300% Emax
Maximum Overload
At the Center
Loading Point 400% Emax
T emp erature Rang e
Operating -10 to +65° C
Compensated -10 to +40° C
T emp erature Effect
Output 0.0015% R.O./oF
Sensitivity 0.0008% R.O./°F
Cable 15 Feet,
8 conductor, Polyurethane Jacket, Floating Shield
2-1
Any-Weigh™ Series Bench Scales

DeviceNet Scale Specifications

Resolution 20 bit Update Rate 10 or 55 per second Averages 0-255 selectable Combined Error 0.0315% of full scale T emp erature Coefficient < 0.0005%/°C Temperature Range -10 to +50° C Cable 15” inches minimum with
male connector
Input Power
From DeviceNet Cable: 24
VDC ± 1% 179 ma
Network/ 1 1-25VDC Node
Type Generic
I/O Slave Messaging Polling
Baud Rates 125K, 250K, 500K
Inputs Gross, Net, Tare
Outputs Weight - Metric/English, Zero & Tare,
®
WAVERSAVER Span Weight (Hard Cal), Cal Low Value, Cal High Value, Number of C2 Sensors (C2 Cal), Number of Averages

Analog Scale Specifications

NOTE: A 15 VDC minimum would be with 0 ohm load; add
2-2
Loop Power 15-50 VDC Across
20 mV/ohm to the minimum loop voltage. A 500 ohm load would require 25 VDC minimum loop voltage.
, Calibration Type,
Scale V+ Black V - White
Chapter 2 - Specifications
Six conductor shielded 15 Feet
A
Linearity* 0.11% of full scale
* Some barrier protection is required where the unit is located in a hazardous area.
Response Time 250 milliseconds
Sensitivity 3 mV/V of full scale with
adjustment to 2 mV/V
Temperature Range 0 to +60° C
T emp erature Coef ficient 10.025%/° C
Cable 15 Feet
Mechanical
The following dimensions are for reference only:
Dimensions
FIG. 2-1 A DIMENSION
NOTE: Cable dimension is for the Universal and Analog
scales only. DeviceNet cable length is different, see DeviceNet Specification above.
B
FIG. 2-2 B DIMENSION
2-3
Any-Weigh™ Series Bench Scales
A CAPACITY LB (KG)
Model Size In. (mm) 33 (15) 66 (30) 130 (60) 330 (150) 660 (300) 1300 (590)
HI 1212SBU/D/A 12x12 (298x298) X X X
HI 2424SBU/D/A 24x24 (600x600) X X X X
HEIGHT (B) in (mm)
HI 1212SBU/D/A 1.54 (39.1) 1.56 (39.6 1.75 (44.4)
HI 2424SBU/D/A 1.78 (45.2) 1.68 (42.7) 1.87 (47.5) 2.05 (52.1)
Table 2-1: DIMENSIONS
2-4

CHAPTER 3 - INSTALLATION

Chapter 3 - Installation

Preinstallation Precautions

Do not store or operate the scale out of its specified temperature range. (See T emp erature Ranges in Chap ter 2)
Do not store other equipment on the scale when it is not in use or in storage.
Do not allow a build-up of debris on, around or under the scale.
Do not set the scale in water or allow water to settle around the scale. Provide Proper drainage.
Do not let moisture get on or into any of the electrical interconnections.
Do not allow static or other electrical discharges through the scale.
Do not try to remove the top plate.
Do not try to repair the scale. Contact Hardy Instru-
ments Technical Support Department for any and all repairs.
-

Unpacking The Any-Weigh Bench scales are shipped fully

assembled and only require adjustment of the leveling feet. If there is any damage to the shipping container or to the scale, save all the packaging material and file a report with the shipper.

Leveling the Scale Step 1. Place the spirit level across each corner

and adjust if necessary to level the corners. (See Fig. 3-1)
3-1
Any-Weigh™ Series Bench Scales
Six conductor shielded 15 Feet, (15 inches Minimum for DeviceNet)
l
Leveling Foot
FIG. 3-1 LEVELING CORNERS
Step 2. To level the platform, turn the leveling feet
Spirit Leve
clockwise to lower the scale corner, or counter clockwise to raise it until you get a level reading. (See Fig. 3-2)
3-2
4 Places
FIG. 3-2 LEVELING FEET
Step 3. Place a spirit level across the center of the
bench scale. Check for level and adjust the leveling feet if necessary. (See Fig. 3-3)
Chapter 3 - Installation
l
Spirit Leve
FIG. 3-3 LEVELING SCALE
Step 4. Rotate the spirit leve l 90° and check for
level again.
Step 5. Adjust the leveling feet if necessary.

Universal Scale Electrical Connections

WARNING USE CAUTION WHEN WIRING. MAKE SURE
Make sure the cable is not pinched and is clear of the feet. The Bench Scale requires a recommended DC or AC excitation voltage of 5 volts with a maximum of 15 volts. Wire the Scale cable to an instrument or indicator following the color code label found on the upper frame or as follows:
+ Excitation Red + Sense Blue + Signal Green + C2 Cal Gray
- Signal White
- Sense Brown
- Excitation Black
- C2 Cal Violet
TO DISCONNECT ALL POWER TO THE SCALE. FAILURE TO REMOVE POWER CAN RESULT IN SCALE OR INSTRUMENT DAM
-
3-3
Any-Weigh™ Series Bench Scales
AGE, DEGRADATION OF PERFORMANCE OR PERSONAL INJURY

DeviceNet Scale: Connecting to a DeviceNet Network

DeviceNet Connection Wiring Diagram
Plug the connector provided with the DeviceNet Scale to a connector on the DeviceNet Network Cable. (See Fig. 3-4)
FIG. 3-4 DEVICENET CONNECTOR
The AnyW eigh Bench scales are supp lied with a short cable pig tail with a (male) Micro DeviceNet Connec tor (See Figs. 3-5 & 3-6). The DeviceNet Pin Out Diagram for the connector is as follows:
Pin # Description Color Code
-
3-4
1 Drain BARE 2 V+ RED 3 V- BLACK 4 CAN_H WHITE 5 CAN_L BLUE
Table 4-1: DeviceNet Wiring Diagram
Chapter 3 - Installation
5
1
4
5
2
3
3
2
FIG. 3-5 VIEWED FROM THE WIRE PIN
SIDE
4
1
FIG. 3-6 VIEWED FROM THE SOCKET SIDE
NOTE: You should also have an installation drawing that
came with the bench scale (Drawing # 0588-0097) which also has the wiring diagram described.

Analog Scale The fifteen-foot, 2 wire shielded cable p rovides power

to the Analog Scale and transmits the 4-20 mA weight signal. The scale must have from 15 VDC to 50 VDC across its two loop wires at up to 20 mA (Full Scale Output). Since all devices in the output/power loop are in series, the minimum power supply voltage, 20 mA, must equal the total voltage drop across all of the other devices in the loop plus 15 VDC for the ANY­WEIGH Analog Scale.
3-5
Any-Weigh™ Series Bench Scales
RECEIVER
#1
RECEIVER
#2
#3
Transmitter
Analog Scale
Carefully note which wire is connected in the loop to maintain correct polarity within the loop. To reduce the change of ground loops do not connect any of the scales signal wires to earth ground. (See Fig. 3-7)
4m A - 20m A
RECEIVER
FIG. 3-7 ANALOG SCALE/OUTPUT/POWER LOOP WIRING
Power
Supply
3-6

Chapter 4 - Configuration

Chassis Ground Attachment Point
CABLE
DIP SWITCH
CHAPTER 4 - CONFIGURATION

SCOPE The Universal Scale and the Analog Scale do not

require any configuration. The DeviceNet scale con figuration consists of setting the baud rate and node address on a DIP switch which is accessible through an access port on the bottom of the scale.

DeviceNet Communication Configuration

NOTE: Be sure to configure the DeviceNet Scale before plac-
ing any vessels or containers on the scale.
-

DIP Switch (S1) Configuration

DIP Switch Location

Configuring the DIP switch sets the following:
1. Baud Rate
2. Node Address The DIP Switch is located through an access port on
the bottom of the scale. (See Fig. 4-1)
FIG. 4-1 DIP SWITCH LOCATION/BOTTOM VIEW
4-1
Any-Weigh™ Series Bench Scales

Accessing the DIP Switch

Tilt the scale up until you can reach the DIP Switch access port or if it is more convenient turn the scale upside down so that bottom is facing up to reach the DIP Switch access port.
NOTE: Scale must be connected to earth ground from the
Chassis Ground Attachment Point. (See Fig. 4-1)

Configuring the Baud Rate

Refer to T able 4-1 t o configure the baud rate. 0 = OFF , 1 = ON (* is the default setting)
Baud Rate S1-7 S1-8
125 kbps* OFF OFF
250 kbps OFF ON
500 kbps ON OFF
500 kbps ON ON
Table 4-1: Baud Rate
FIG. 4-2 FACTORY DEFAULT DIP SWITCH CONFIGURATION
Configuring the DeviceNet Node
Refer to Table 4-2 to configure the DeviceNet Node Address.
Address
4-2
Chapter 4 - Configuration
Address S1-1 S1-2 S1-3 S1-4 S1-5 S1-6
0 OFF OFF OFF OFF OFF OFF
1 OFF OFF OFF OFF OFF ON
2 OFF OFF OFF OFF ON OFF
3 OFF OFF OFF OFF ON ON
62 ON ON ON ON ON OFF
63 ON ON ON ON ON ON
Table 4-2: DeviceNet Node Addresses
4-3
Any-Weigh™ Series Bench Scales
4-4

Chapter 5 - Setup

CHAPTER 5 - SETUP

SCOPE All information contained in Chapter 5 pertains to

software or firmware sett ings or procedures t o prepare the DeviceNet Scale for calibration and operation. Alternatives to these procedures either explicit or implied, contained in this section are not recom mended. It is very important that the user and service personnel be familiar with the procedures contained in this chapter, before going through the setup proce dures.
NOTE: The DeviceNet Scale is the only scale in the ANY-
WEIGH series of scales that requires a setup. The Analog Scale r equires calibration, pleas e see Chapter 6 for the Analog Scale calibration procedures.
-
-

Saving to Non-Volatile Ram

Parameters Parameter 1 = Metric Poll

NOTE: Default settings are indicated by bold type.
To save parameters to non-volatile RAM, set parame­ter 38 (Save non-volatile command) to 1. This request shoul d b e s ent afte r chang i ng any config­uration parameter. It does NOT need to be sent after altering a command parameters like TARE or ZERO. It does not need to be sent after doing a calibration. The necessary calibration data values are saved auto matically. However, if you change parameters used during calibration, like “number of averages”, or
®
“WAVERSAVER should be sent BEFORE cycling the power.
The non-volatile RAM has a maximum of 5,000,000 writes.
True = kgs net False = lbs net Length in Bytes = 1
Parameter 2 = WAVERSAVER® Setting
0 =OFF 1 = 4 Hz, 2 = 2Hz, 3 = 1.0 Hz, 4 = 1/2 H z Length in Bytes = 1
” for example, the SAVE request
-
5-1
Any-Weigh™ Series Bench Scales
NOTE: By selecting OFF (0) or 1 the scale increases the
updates per second from 10 to 55.
Parameter 3 = Calibration Type
0 = Hard Cal, 1 = C2 Cal, Other = Not Cal’d (Read Only) Length in Bytes = 1
Parameter 4 = Span Weight in Lbs
1 to 2147483647 10000.000 Length in Bytes = 4
Parameter 5 = Averages
0 to 255 10 Length in Bytes = 1
Parameter 14 = Number of C2® Chips Found
0 to 8 (Read Only) Length in Bytes = 1
Parameter 15 = Net Weight in Lbs
Read Only Length in Bytes = 4
5-2
Parameter 16 = Gross Weight in Lbs
Read Only Length in Bytes = 4
Parameter 17 = Tare Weight in Lbs
-999999 - 999999 0.00 Length in Bytes = 4
Parameter 18 = Tare Command
0 to 1 (Set to True to Complete Command) Length in Bytes = 1
Parameter 19 = Zero Command
0 to 1 (Set to True to Complete Command) Length in Bytes = 1
Parameter 20 = Calibrate Low Command
0 to 1 (Set to True to Complete Command) Length in Bytes = 1
Chapter 5 - Setup
Parameter 21 = Calibrate High Command
0 to 1 (Set to True to Complete Command) Length in Bytes = 1
Parameter 22 = Calibrate using C2®
0 to 1 (Set to True to Complete Command) Length in Bytes = 1
Parameter 23 = Span Weight in Kgs
0.000 to 2147483.647 0.045 Length in Bytes = 4
Parameter 30 = Net Weight in Kgs Read Only Length in Bytes = 4
Parameter 31 = Gross Weight in Kgs Read Only Length in Bytes = 4
Parameter 32 = Tare Weight in Kgs
-999999 - 999999 0.00 Length in Bytes = 4
Parameter 34 = A/D Counts Length in Bytes = 4
Parameter 35 = Calibration Low Weight in Lbs. Length in Bytes = 4
Parameter 36 = Calibration Low Weight in Kgs. Length in Bytes = 4
The “Calibration Low Weight” parameter speci­fies the weight on the scale when the low step of a calibration is done in Traditional Calibration and is the Reference Point for C2 Calibration.
Parameter 37 = Weight Multiplier Length in Bytes = 4
This integer parameter can be set to 1, 10, 100, etc. to allow the user to select the number of dec
-
5-3
Any-Weigh™ Series Bench Scales
imal places in the 32 bit integer weight outputs. The value 0 causes these weight outputs to be in floating po int format.
NOTE: This applies ONLY to the weights as viewed through
the I/O (Command) interface. The explicit message interface continues to use 3 decimal place 32 bit inte ger format only.
Parameter 38 = Write non-volatile command. Length in Bytes = 1
Setting this parameter to 1 will cause a save to non-volatile memory. Calibration data is saved to non-volatile memory automatically. Other param eters must be saved using this command.
Parameter 30 = Parameter high word. Length in Bytes = 2 This parameter is used in the command interface as described below:
-
-

Command Interface

5-4
Format of Commands (4 byte input data)
The Command Interface allows easy access to all parameters without using explicit messages. The DeviceNet Scale produces 4 bytes of polled out­put data and consumes 4 bytes of polled input data. The 4 bytes of input data can be used to set parame
­ters in the module and to specify what data should be placed in the 4 bytes of output data.
Byte 0 Parameter value, least significant byte. (Used by
Byte 1 Parameter value, second least significan t byte.
Byte 2 Parameter number. The parameter number is the
Byte 3 (Command byte): 0=READ command. 1 =
the WRITE command only.
(Used by the WRITE command only.)
instance of the par ameter object. These are li st ed in the HI 200DNWM manual .
WRITE command
Chapter 5 - Setup
Most of the DeviceNet Scales’ parameters are only 1 byte long, making it possible to write them with a sin gle command. There are also some 4 byte parameters. T o wri te one of them:
Step 1. First write the 2 most significant bytes,
using a WRITE command as described above, with 0x27 in the parameter number field.
Step 2. Write the least significant bytes using nor-
mal parameter numbers. The module will combine the value written to parameter 0x27 with the least significant bytes to produce the value written to the 4 byte parameter.
The 4 bytes written to the output table are as follows:
If the Command byte of the input data is 0 (READ), the data is the value of the specified parameter, least significant byte first.
If the specified parameter is an invalid number ( 0 for example: there is no parameter number 0), the data is net weight, with units as determined by the METRIC POLL parameter.
If the Command byte of the input data is non-zer o (WRITE), the output data echoes the input data.
-
Examples Using the Command Interface
Reading Gross Weight in the polled output data.
1. First word (2 least significant bytes) of the input data is not used. Ignore.
2. Lower byte of second word is the parameter num­ber. Gross weight in lbs is parameter #16.
3. Upper byte of second word set is “0” indicating read.
This causes the unit to output the Gross weight in lbs to the output polled data area. Resolution and data type would depend on the Weight Multiplier setting. Writing new value to number of averages.
5-5
Any-Weigh™ Series Bench Scales
1. First byte of first word on the input data is the new valued wanted.
2. Upper byte of first word should be 0 and is not used.
3. Lower byte of second word is the parameter num­ber. Averages is parameter #5.
4. Upper byte of second word is set to “1” to indi­cate write.
This causes the unit to write the value in the first byte of the first word to the Averages parameter. During the execution of the command, the output polled data reflects the input polled data.
5-6

CHAPTER 6 - CALIBRATION

Chapter 6 - Calibration

About Calibration of the DeviceNet, Analog and Universal Bench Scales

C2 Second Generation Calibration

Test Weight Calibration (Hard Cal)

Material Substitution When certified test weights are not available you can

The DeviceNet and Analog version of bench scales come pre-calibrated from the factory. For the Univer sal version make sure it is correctly wired to the weighing instrument/indicator. Refer to the weighing instrument/indicator manual for calibration instruc tions.
C2 electronically calibrates a scale system without the need for test weights. If you are using a Hardy Instru ments Controller, Indicator or Weigh Module, all that’s required is to enter a reference point. Refer to the instrument or module manual for instruct i ons .
This is the traditional means of calibration requiring certified class F test weights equal to a minimum of 80% of the rated scale capacity. Additionally three weights between 10% and 100% of the scale capacity should be available to check the mid-range. Several low capacity weights equivalent to one or two instru ment divisions are necessary to check the system sen­sitivity.
use an accurately weighed material to calibrate the system. In this method, a material is weighed on a secondary , calibr ated scale and deliv ered to the site of the scale to be calibrated. The secondary calibrated scale should be of the same accuracy or greater and have a capacity approximately equal to the scale being calibrated.
-
-
-
-

Universal Scales HI SBU Series

DeviceNet Scales HI SBD Series

Refer to the weighing instrument or module manual
®
for calibration instructions. C2 Calibration shoul d on ly be used with Hardy weighi ng instruments.
The ANY-WEIGH DeviceNet Scale series come pre­calibrated from the factory. If additional dead load is permanently attached to the scale surface, a recalibra tion may need to be performed.
Second Generation
6-1
-
Any-Weigh™ Series Bench Scales
The B utton
Dip Switch
Module LE D
THE BUTTON
®
Enables one-touch electronic calibration of the scale when it is empty. Access to THE BUTTON and asso
­ciated Module LED is located at the bottom of the scale through an access port. (See Fig. 6-1)
Connector
FIG. 6-1 THE BUTTON LOCATION/BOTTOM
VIEW
Step 1. Make sure that there is nothing in the ves-
sel or on the scale.
Step 2. Check to be sure that the Module LED is
green.
C2® Calibration from RS NetWorx
6-2
®
•If the Module LED is NOT green do
not complete the calibration.
•If the Module LED is Green go on to
Step 3.
Step 3. Press and hold the Red Button until th e
Module LED goes off. Keeping holding THE BUTTON down until the Module LED comes back on.
Step 4. When the Module Status LE D comes bac k
on. Release the RED BUTTON. The weigh module system is calibrated.
Step 5. If the LED does not come back on contact
Hardy Technical Support for assistance.
Step 1. On the PC Desktop, open RS NetWorx
®
Step 2. Browse the Network.
Chapter 6 - Calibration
Step 3. Double click on the Node Icon of the
weigh module you want to calibrate. For example: Node 36. The DeviceNet Weigh Module Dialog Box appears.
Step 4. Click on the Parameter tab. The Parameter
List appears with the information for the
weigh module at address 36. Step 5. Click on Cal LO. Step 6. Enter the Cal LO value. Step 7. Click on the Apply button. Step 8. Click on Yes. Step 9. Click on C2 Cal Cmd. Step 10. Set the C2 Cal Cmd to “1”. Step 11. Click on the Apply button. Step 12. Click on Yes. Step 13. Click on Cmd Save non-vol. Step 14. Set the Cmd Save non-vol to “1”. Step 15. Click on the Apply button. Step 16. Click on Yes. Step 17. The calibration is complete.
NOTE: Requires C2® load sensors or load points.
NOTE: RS NetWorx® is a registered trademark of Rockwell
Automation.
Test Weight Calibration from RS
NetWorx
®
Step 1. On the PC open RS NetWorx Step 2. Browse the Network. Step 3. Double click on the Node Icon of the
®
weigh module you want to calibrate. For
example: Node 36. The DeviceNet Weigh
Module Dialog Box appears. Step 4. Click on the Parameter tab. The Parameter
List appears with the information for the
weigh module at address 36. Step 5. Click on Span Weight. Step 6. Enter the Span Weight Value. Step 7. Click on Cal LO. Step 8. Enter the Cal LO weight. Step 9. Click on Cal LO command. Step 10. Set the Cal LO to “1”. Step 11. Click on the Apply button. Step 12. Click on Yes.
6-3
Any-Weigh™ Series Bench Scales
Step 13. Place the test weight on the scale. Step 14. Click on Cal HI command. Step 15. Set the Cal HI command to “1” Step 16. Click on the Apply button. Step 17. Click on Yes. Step 18. Click on Cmd Save non-vol. Step 19. Set the Cmd Save non-vol to “1”. Step 20. Click on the Apply button. Step 21. Click on Yes. Step 22. The calibration is complete. Step 23. Click on Yes. Step 24. The calibration is complete.

Analog Scales HI SBA Series

Calibration Controls

Coarse (ZERO) The Coarse Control is used to remove large dead
The ANY-WEIGH Analog Scale series come pre-cali­brated from the factory. If additional dead load is per­manently attached to the scale surface a recalibration may need to be performed. All controls are accessible. from the underside of the scale.
The ANY-WEIGH Analog Scale is calibrated at the factory for 4 mA current output with zero millivolt input and 20 mA output for 15 mV input. In some cases, the transmitter will require a very simple recali bration to the system in which it is installed. The cali­bration procedure provided in this section is designed to be used either in new installations or for recalibra tion of existing systems. Make sure that you read the Calibration Controls Section before calibrating the transmitter.
loads or offsets such as the weight of a container, and/ or any other constant w eight on the scale which is part of the weighing equipment itself. This control can subtract as much as 65% of full scale from the output.
-
-
6-4
Fine (ZERO) This control is a fine offset adjustment. Its range is
sufficient to fine tune the Coarse adjustment.
Span This control adjusts the gain of the scale. It deter-
mines how many millivolts (of transducer signal) per
Chapter 6 - Calibration
volt (of transducer excitation) will be represented by the 4-20 mA output range.
The gain can be adjusted from 3 mV input per volt of excitation to as high as 0.8 mV input per volt of exci tation. This broad range of sensitivity allows for the wide variation in transducer range that remains after dead load compensation is subtracted by the Coarse Zero adjustment.
Calibration Procedures
NOTE: The measuring instruments used in the following pro-
cess must be designed so the test leads are isolated from ground. These are either “floating” and/or “isolated” and/or “differential” types.
NOTE: Insertion of any measuring device, or voltage drop-
ping resistor for a m easuring dev i ce, in the outp ut / power loop requires that the power supply voltage be high enough to supply the extra voltage.
-
Step 1. Remove all weights from the scale. Allow
dead load to remain. If dead load is coun
terbalanced, also allow counterbalancing
to remain. Step 2. Install a millimeter, in series, into the out-
put/power loop of the scale. If a voltmeter
is to be used for measurements, and a
resistor for calibration is not already
installed in the system, install a 100 ohm,
± 0.1%, 1/4 W resistor, in series, into the
output/power loop of the scale. Voltmeter
readings are shown in parentheses. Step 3. If a voltmeter is used, attach the voltmeter
across the 100 ohm resistor. Step 4. Adjust the transmitter Fine control for a 4
mA (0.4 V) reading on the meter. If neces
sary , center th e Fine co ntro l and adju st the
transmitter Coarse control first. Step 5. Place a know weight on the scale. If possi-
ble, use a full scale weight for best results.
-
6-5
-
Any-Weigh™ Series Bench Scales
Step 6. Adjust the SPAN for 20 mA (2 V) for full-
scale weight. For less than full-scale weight, perform the following steps:
1. Divide: calibration weight/full­scale weight = (F)raction of full scale.
2. Multiply: (F)(16 mA) = 1, the cur­rent caused by the calibration weight.
3. Add: 1 + 4 mA = Calibration Cur­rent, 1c.
4. Adjust SPAN to produce the Cali­bration Current, 1c, in the output/ power loop.
For Example:
Calibration Weight = 750 pounds Full Scale Capacity = 1000 pounds
Adjust SPAN for:
6-6
(750/1000)(16 mA) + 4 mA = 1c (0.75)(16 mA) + 4 mA = 1c
12 mA + 4 mA = 1c
16 mA = 1c
Step 7. Remove the calibration weight and
recheck to see if the zero reading is still 4 mA (0.4 V). Adjust the Fine control if nec essary.
Step 8. Place the calibration weight on the scale
again and recheck to see if the calibration reading is correct.
Adjust the SP AN if necessary.
Step 9. Repeat Steps 7 & 8 until no further adjust-
ment is necessary to keep both measure­ments within the system tolerances.
Step 10. Calibration is complete. The resistor
inserted for voltage checks may now be
-
Chapter 6 - Calibration
removed, or it can be left in the circuit for future measurements. Neither action will interfere with the system operation.
6-7
Any-Weigh™ Series Bench Scales
6-8

Chapter 7 - Operation

CHAPTER 7 - OPERATION

SCOPE All information contained in Chapter 7 pertains to the

operation of the ANY-WEIGH Bench Scales. We rec ommend that the processes and procedures contained in this chapter be followed to insure that the module give the user maximum quality performance. It is very important that the user be familiar with this chapter before operating the weigh module.

Operating Capabilities The ANY-WEIGH series of low profile bench scales

are used in a broad range of industrial or laboratory applications. Some of these applications include:
Filling
•Grading
Check Weighing
Proportioning
•Batching

DeviceNet Scale

-

Explicit Message Request Parameters

NOTE: Data length can vary, be sure to enter the correct
The procedures for sending the Explicit Message Requests are unique to each PLC and the user needs to refer to their PLC users guide, PLC DeviceNet Scanner section for instructions. The DeviceNet Scale needs the following information to respond to an Explicit Message Request:
SERVICE: The DeviceNet Scale can process the “Get_Attribute_Single” (14) and “Set_Attribute_Single” (16).
CLASS: The Device Net parameter Class is 15.
INSTANCE: The DeviceNet parame­ter number can be found in the I&O section of this manual.
ATTRIBUTE: The parameter value attribute number is 1.
•DATA: (varies)
length (size) of data or problems will occur.
7-1
Any-Weigh™ Series Bench Scales
NOTE: Order of bytes must be least significant first.

Monitoring Weight Readings from RS NetWorx

Step 1. On the PC open RS NetWorx. Step 2. Browse the Network. Step 3. Double click on the Node Icon of the
weigh module you want to monitor. For example: Node 36. The DeviceNet Weigh
Module Dialog Box appears for Node 36. Step 4. Click on the Parameters Tab. Step 5. All the parameters including the weigh ts
are displayed. Step 6. The NET , GROSS, and TARE weights are
now being monitored.

Network Status (DS1)

STATE LED INDICATION
NOT POW­ERED/NOT ON LINE
OPERATIONAL AND ON-LINE
OPERATION AND ON LINE NOT CON NECTED
-
OFF DEVICE IS NOT ON LINE
GREEN ON LINE NORMAL CONDITION WITH CONNECTIONS
FLASHING GREEN
1. NO POWER APPLIED
2. Dup_MAC_ID TEST NOT COMPLETE
ESTABLISHED. ON LINE NORMAL CONDITION NO CONNECTIONS
Dup_MAC_ID PASSED & ON LINE, NO CONNECTIONS TO OTHER NODES.
CRITICAL FAULT OR LINK FAILURE
RED UNRECOVERABLE FAULT (MA Y NEED REPLACING)
FAILED COMMUICATIONS (DUPLICATE Mac ID OR BUS OFF)
Table 7-1: NETWORK STATUS (DS1)

Scale Status (DS2)

STATE LED INDICATION
NOT POWERED/ NOT ON LINE
OPERATIONAL GREEN NORM CONDITION
OFF DEVICE IS NOT ON LINE
1. NO POWER APPLIED
Table 7-2: SCALE STATUS
7-2
Chapter 7 - Operation
STATE LED INDICATION
MINOR FAULT AND/OR CON­NECTION TIME­OUT
CRITICAL FAULT OR LINK FAILURE
FLASHING RED
RED UNRECOVERABLE FAULT (Board may need
RECOVERABLE FAULT A/D ERROR, USUALLY CAUSED BY BAD CONNECTION TO LOAD CELLS LOAD CELL OUT OF RANGE. SENSE LINES MUST BE INSTALLED.
replacing) FAILURE IN A- D
Table 7-2: SCALE STATUS

Analog Scale The ANY-WEIGH Analog Scale powers itself and the

attached strain gauge transducers from the 4-20 mA loop power. This allows sensitive strain gauge signals to be transmitted over long distances without the expense of installing additional power to remote loca tions. A common, low-cost power supply can be placed anywhere in the 4-20 mA loop.
As the power supply provi des l oop power, the Analog Scale controls the current flow (4-20 mA)_ represent ing the strain gauge signal and receiving devices can be placed anywhere along the loop to monitor current flow. Typical receiving devices include.
Chart Records
Panel Meters
Bar Graphs
Programmable Controllers
•Computers
Relay Set Point Modules
-
-
7-3
Any-Weigh™ Series Bench Scales
7-4

Chapter 8 - Troubleshooting

CHAPTER 8 - TROUBLESHOOTING

SCOPE All the information in Chapter 8 pertains to the trou-

bleshooting and reso l uti on o f operating problems that may occur. All maintenance personnel and users should be familiar with Chapter 8 before attempting to repair the ANY-WEIGH Scale.

Problem:

Scale Does Not Respond When Weight is Applied

Scale Indication is not linear

Scale Reads Backwards

Scale Reading drifts or is Erratic

Step 1. Make sure the scale is wired correctly to
the instrument or network and there are no breaks in the wiring.
Step 2. Check to see if there is packing material or
debris wedged under or against the scale.
Step 1. Check the instrument for proper calibra-
tion.
Step 2. Check to see if there is packing material or
debris wedged under or on the side of the scale.
Step 3. Make sure all electrical connections are
tight with no corrosion and that there has not been an ingress of moisture to the sys tem.
Step 1. Check for correct wiring to the instrument.
The +- signal or excitation wires may be reversed.
Step 1. Make sure all electrical connections are
tight with no corrosion and that there has not been an ingress of moisture to the sys tem.
Step 2. Verify that the instrument or network is
operating properly.
Step 3. Make sure there are no high voltage wires
close to the scale.
Step 4. Check that the scale and instrument are
properly grounded.
Step 5. If high static electricity is present a ground
strap should be added from the top cover to the chassis and to earth ground.
-
-
8-1
Any-Weigh™ Series Bench Scales

DeviceNet Scale: Module LED does not Come Back on When Performing Calibration with The Button

DeviceNet Scale: Module LED is Flashing Red

Analog Scale: Malfunction, No Output

Analog Scale: No Change in Input

Step 1. Indicates a hardware problem. Contact
Hardy Technical Support for assistance.
Step 1. Check all the connections to be sure they
are securely fastened. Step 2. Reinstall if any appear to be loose.
Step 1. Check voltage at + & - loop connections.
The voltage should read 15 VDC to 50
VDC. Step 2. Check all the connections to be sure they
are securely fastened. Step 3. If the voltage is correct and all connections
are securely fastened, contact Hardy Tech
nical Support Department. Step 1. Check to see if the Load Cell signal output
is below the original setting. If the signal
level returned by the Load Cells is below
the previous dead load setting, measure
approximately 2.3 mA between the loop +
and - terminals. Step 2. Check to see if the Load Cell signal output
is above the original setting. If the signal
level returned by the Load Cell is above
the previous Span setting, measure
approximately 23 mA between the loop +
and - terminals.
-

Analog Scale: Output Drifts

Service and Repair (All Models)

8-2
Step 1. Check all the load cell connections to be
sure they are securely fastened. Step 2. Check the Power Supply to make sure
there is a constant voltage output. For Service and Repairs, contact your local Hardy
Representative.
Before returning any product to Hardy Instruments Inc., please contact the Hardy Service Center for a return authorization number. Please have the scale
Chapter 8 - Troubleshooting
model number and serial number and a brief descrip­tion of the problem ready when you call.
Technical Support Hardy Instruments, Inc. 9440 Carroll Park Drive, Suite 150 San Diego, CA 92121 Web-Site: http://www.hardyinst.com US Customers Only: 800-821-5831 Outside the US: 858-278-2900 FAX: (858) 278-6700
8-3
Any-Weigh™ Series Bench Scales
8-4

Index

Index
A
About Calibration of the DeviceNet, Analog and Universal Bench Scales 6-1 Accessing the DIP Switch 4-2 Adjust the Leveling Feet 3-3 Analog Scale 1-2, 3-5, 7-3
Malfunction, No Output 8-2 No Change in Input 8-2
Output Drifts 8-2 Analog Scale Specifications 2-2 Analog Scales HI SBA Series 6-4 ANY-WEIGH Analog Scale 7-3 Attribute 7-1
B
Bases 1-1 Baud Rate 4-1 Baud Rates 2-2 Browse the Network 6-2 Build-Up of Debris 3-1
C
C2 Second Generation Calibration 6-1
®
Calibration from a Personal Computer 6-2
C2
®
C2
Electronic Calibration 1-1 Cal HI Command 6-4 Cal LO Weight 6-3 Calibration Controls 6-4 Calibration Procedures 6-5 Chassis Ground Attchment Point 4-2 Class 7-1 Coarse (ZERO) 6-4 Command Interface 5-4 Configuring the Baud Rate 4-2 Configuring the DeviceNet Node Address 4-2
Any-Weigh™ Series Bench Scales
Covers 1-1 Creep 2-1
D
DATA 7-1 Deadloads 6-4 Description 1-1 DeviceNet Communication Configuration 4-1 DeviceNet Connection Wiring Diagram 3-4 DeviceNet Manager 6-2, 6-3 DeviceNet Network Cable 3-4 DeviceNet Node Address 4-2 DeviceNet Pin Out Diagram 3-4 DeviceNet Scale 3-4, 7-1
Module LED is Flashing Red 8-2
DeviceNet Scale Specifications 2-2 DeviceNet Scales HI SBD Series 6-1 DeviceNet™ Network 1-2 DeviceNet™ Scale 1-2 DIP Switch (S1) Configuration 4-1 DIP Switch Location 4-1 Drawing # 0588-0097 3-5
E
Earth Ground 4-2 Electrical Specifications 2-1 Examples Using the Command Interface 5-5 Explicit Message Request Parameters 7-1
F
Fine (ZERO) 6-4 Format of Commands (4 byte Input Data) 5-4
G
Gross Weight in lbs 5-5
H
Hardy Any-Weigh™ Bench Scales 1-1
I
I/O Slave Messaging 2-2 Input Power 2-2 Input Resistance 2-1 Inputs 2-2 Instance 7-1 Introduction 1-1
L
Level the Corners 3-1 Leveling Feet 3-2 Leveling the Scale 3-1 Linearity 2-2 Loop Power 2-2 Loop Wires 3-5 Lower Frame Assembly 1-1
Index
M
Material Substitution 6-1 Maximum Overload 2-1 Mechanical Dimensions 2-3 Micro DeviceNet Connector 3-4 Minimum Power Supply Voltage 3-5 Module LED 6-2 Module Status (DS2) 7-2 Monitoring Weight Readings 7-2
N
Network Status (DS1) 7-2 Node Address 4-1 Node Icon 6-3, 7-2 Non-Linearity 2-2 Non-Volatile RAM 5-1
Any-Weigh™ Series Bench Scales
O
Operating Capabilities 7-1 Output Resistance 2-1 Outputs 2-2
P
Parameters 5-1 Preinstallation Precautions 3-1
R
Rated Output 2-1 Recommended DC or AC Excitation Voltage 3-3 Resolution 2-2 Response Time 2-3
S
Safe Load Limi 2-1 Saving to Non-Volatile Ram 5-1 Scale does not respond when weight is applied 8-1 Scale indication is not linear 8-1 Scale Reading drifts or is Erratic 8-1 Scale Reads Backwards 8-1 Sensitivity 2-3 Service 7-1 Service and Repair 8-2 Setpoints 5-6 Shock Load and Corner Overload Protection 1-1 Span 6-4 Span Weight 6-3 Spirit Level 3-1
T
Temperature Coefficient 2-2, 2-3 Temperature Effect 2-1 Temperature Range 2-1, 2-2, 2-3 Test Weight Calibration (Hard Cal) 6-1 Test Weight Calibration Procedures 6-3
THE BUTTON® 6-2 The Stainless Steel Top Cover 1-1 Total Error 2-1 Type 2-2
U
Universal Scale Electrical Connections 3-3 Universal Scale Interface 1-1 Universal Scale Specifications 2-1 Universal Scales HI SBU Series 6-1 Unpacking 3-1 Update Rate 2-2
W
WAVERSAVER® 1-1 Wire the Scale Cable 3-3
Index
Any-Weigh™ Series Bench Scales
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