Avery Weigh-Tronix 915A User Instructions

Model 915A

Indicator

User Instructions

29748-0014 Issue AE April 2013

© Avery Weigh-Tronix, LLC 2013 All rights reserved.

No part of this publication may be reproduced, stored in an electronic retrieval system, or transmitted in any form
or by any means, electronic, mechanical, photocopying, recording or otherwise without the prior written consent of
the copyright owner, or as permitted by law or under license. Full acknowledgment of the source must be given.
Avery Weigh-Tronix is a registered trade mark of the Avery Weigh-Tronix, LLC. This publication was correct at the
time of going to print however, Avery Weigh-Tronix, LLC reserves the right to alter without notice the specification,
design, price or conditions of supply of any product or service at any time.

All third party brands and product names used within this document are trademarks or registered trademarks of
their respective holders.

915A_u_en_29591_0012.book

Table of Contents

Chapter 1 General information and warnings ......................................................................................... 3

About this manual ..............................................................................................................3

Text conventions ......................................................................................................... 3

Special messages ....................................................................................................... 3

Customer Service Information ........................................................................................... 3

Chapter 2 Specifications ........................................................................................................................... 4

Chapter 3 Options ...................................................................................................................................... 5

Chapter 4 Introduction .............................................................................................................................. 6

Keys ................................................................................................................................... 6

Chapter 5 Cable Connections and Power Requirements ...................................................................... 8

Chapter 6 Indicator Operation .................................................................................................................. 9

Gross Weighing .................................................................................................................9

ID Number Entry ................................................................................................................9

View Current ID ........................................................................................................... 9

Clear Current ID .......................................................................................................... 9

Animal Weighing .............................................................................................................. 10

How to View Individual Animal Weights .................................................................... 10

How to View the Animal Statistics ............................................................................. 11

Printing Reports ...............................................................................................................12

Clear all Statistics from Memory ...................................................................................... 12

Setting Auto-LOC ............................................................................................................. 13

Viewing and Setting the Time .......................................................................................... 13

Viewing and Setting the Date ........................................................................................... 13

Checking Battery Voltage ................................................................................................ 14

Diagnostic Tests .............................................................................................................. 14

Chapter 7 Troubleshooting ..................................................................................................................... 16

Power-On Failure ............................................................................................................. 16

Stalled Display Following Power-On ................................................................................ 17

Indicator Lock-Up ............................................................................................................. 18

Inaccurate Weight Readings ............................................................................................ 18

Alarm Light Function ........................................................................................................ 19

Measuring Supply Battery Voltage ................................................................................... 19

Service Repairs ................................................................................................................19

Display Messages ............................................................................................................ 20

Chapter 8 Miscellaneous Information .................................................................................................... 21

Mounting the Model 915A ................................................................................................ 21

RD 912 Remote Display .................................................................................................. 22

Optional Radio Remote Transmitters (XM710-L and XM910) and Receiver ................... 22

Chapter 9 User’s Menu ............................................................................................................................ 23

Chapter 10 Appendix A: Customizing Printouts ................................................................................... 24

Layout 1 - 5 ...................................................................................................................... 24

ASCII ................................................................................................................................ 25

To Delete All ASCII Characters ................................................................................. 26

Enabling Auto-Print .......................................................................................................... 26

Model 915A Indicator User Manual 1

2 Model 915A Indicator User Manual

1 General information and warnings

1.1 About 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 as shown by the 1 and 1.1 headings shown above.
The names of the chapter and the next subsection level appear at the top of alternating
pages 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.

1.1.1 Text conventions

Key names are shown in bold and reflect the case of the key being described. This
applies to hard keys and onscreen or soft keys.

Displayed messages appear in b
message.

Screen labels and labels within screens appear in italic type
displayed label.

old italic type and reflect the case of the displayed

1.1.2 Special messages

Here are examples of messages you will see in this manual.

NOTE: This is a Note symbol. Notes give additional and important information, hints
and tips that help you to use your product.

1.2 Customer Service Information

24 hours a day 7 days a week Customer Support

Avery Weigh-Tronix is dedicated to customer service. We understand downtime is not
an option for AG producers and we're ready to help anytime. The technical support
team for all Avery Weigh-Tronix agri-business scales is available 24 hours a day 7 days
a week.

and reflect the case of the

Ag Technical Support Group

USA and Canada Toll free Phone: (800) 458 - 7062
Outside USA: [phone]
Tech Support Phone 7:00 am to 5:00 pm CST [phone] Ext. 8261
Tech Support Phone/ after hours answering 5:00 pm to 7:00 am CST [phone]

Service e-mail: u

Model 915A Indicator User Manual 3

[e-mail]

2 Specifications

Indicator Enclosure Impact, dust, and water resistant - structural polycarbonate

Display 8 digit, seven segment LCD, 1.0 inch high characters, 10

Display Rate One, two, or five times per second

Accuracy +/- 0.1% of applied load or +/- one division, whichever is greater

Linearity +/- .01 % of capacity

Repeatability +/- .01% of capacity, +/- one division, whichever is greater

Power Requirements Typical: 12 VDC @ 95 mA (1.14 watts)

Environment -20° F to 140° F (-29° C to 60° C) to 95% non-condensing humidity

enclosure stands up to inclement weather and high vibration mobile
farm applications. Standard Weigh-Tronix mounting bracket.
(Dimensions: 8.75 high x 10.5 wide x 6.5 deep)

annunciators*, and fiber optic back-lighting. * annunciators­GROSS, TARE, NET, ID, MEMORY, MOTION, TOTAL, AUTO, LB,
and KG

12VDC @ 180 mA (2.16 watts) for 5-pin 4 weigh-bars
Range: 10 DVC @ 89 mA (0.9 watts) to 18 VDC @ 555 mA (10
watts). Negative ground system.

Weigh Bar® Drive Capacity Ten 350 ohm Weigh Bars

Calibration Front panel calibration and spanning for all types of weigh bars and

load cell applications up to 999999 lb. or kg.

Divisions .01, .02, .05, .1, .2, .5, 1, 2, 5, 10, 50, 100, 200, 500 lb. or kg.

Zero Balance Range +/- 1 mV/V via front panel push button

Analog Span 0.20 mV/V to 1.0 mV/V (full scale)

Automatic Zero Tracking OFF, +/-0.5, 1.0, 2.0, 3.0, 5.0, 10.0 divisions

Motion Detection Window OFF, +/-0.5, 1.0, 2.0, 3.0, 5.0, 10.0 divisions

Motion Filtering Normal, intermediate, and high

Alarm Output Comes on standard in the Auto Accumulate/Print mode when Auto-

Accumulating takes place.

4 Model 915A Indicator User Manual

3 Options

RS232 serial output Includes battery backed up time and date

Baud rate selectable: 9600, 4800, 2400, 1200, 600 and 300
xon/xoff, 8 data bits, one stop bit, no parity
Initiate serial transmission through- print button, enquire characters, and auto
print after accumulate and after motion ceases.
Two format selectable printouts along with single line programmable (40)ASCII
characters.

Remote Display Output To be used with the RD912 remote display.

Remote (XM710-L, XM910) Includes optional remote radio receiver, and transmitter.

Two separate inputs on the M915A will each be programmable to function as
Zero, Tare, G/N, RM, M+, M-, or Print.
Frequency: 303 MHz
Frequency on by key switch, causes activation of Input-1 or Input-2

Model 915A Indicator User Manual 5

4 Introduction

ID

GROSS

TARE

NET

MEMORY MOTION TOTAL

AUTO

lb

kg

SERIAL NO.

ON OFF

1

2

5

4

0

8

7

3

6

9

ID

PRINT

SELECT

MENU

TARE

ZERO

M+

CLEAR

G/N

RM

M-

The Model 915A is a general purpose animal weight indicator designed to operate at
12VDC. It has a companion remote display called the RD912. The indicator can record
1000 animal weighments and give statistics on count, total weight, average weight,
highest weight and lowest weight.

Figure 4.1 shows the Model 915A front panel.

4.1 Keys

The front panel consists of the digital display window with annunciators, numeric
keypad and the following keys:

ON Use this key to power up the 915A indicator

OFF Use this key to power down the 915A indicator

MENU Use this key to access the menus and scroll right in the menu structure

SELECT Use this key to make selections in the menus and to scroll down in the menu

ID Use this key to access the ID function

TARE Disabled

RM Use this key to recall a weight stored in memory

structure

Figure 4.1 Model 915A Indicator

6 Model 915A Indicator User Manual

G/N Use this key to escape back to the gross weight

M+ Use this key to record/add a displayed weight to the memory

M- Use this key to delete the last recorded weight in memory

PRINT Use this key to output displayed information to a peripheral device

ZERO/CLEAR Use this key to zero the scale or clear a keyed in value from the display

Model 915A Indicator User Manual 7

5 Cable Connections and Power Requirements

FUSE FUSE

Remote Display/

RS-232 Connector

(Optional)

Weigh Bar Connector

(7 pin)

Power Fuse

Power Connector

Alarm Connector

Alarm Fuse

Pin A = +12 VDC

Pin B = Ground

FUSE FUSE

Remote Display/
RS-232 Connector
(Optional)

Weigh Bar Connectors

(4 or 5 pins)

Power Fuse

Power Connector

Alarm Connector

Alarm Fuse

Pin A = +12 VDC

Pin B = Ground

Make sure all cables are connected as shown in Figure 5.1 and Figure 5.2.

Voltage to the Model 915A must be 10-18 volts DC, negative ground only. If voltage is
be

tween 8-10 volts, Lo-bAt is displayed on the indicator. Dropping below eight volts will
cause the Model 915A to automatically shut itself off, protecting the battery from being
completely drained. Consult the Model 915A Service Manual for instructions on
disabling the automatic shut-off.

8 Model 915A Indicator User Manual

Figure 5.1 Indicator with One Weigh Bar Connector

Figure 5.2 Indicator with Four Weigh Bar Connectors