Autonics SPR Series Use and care manual

User Manual
for Communication
Power Controllers
SPR Series
Thank you for purchasing anAutonics product.
This user manual contains information about the product and its proper use,
and should be kept in a place where it will be easy to access.
www.autonics.com

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Preface
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Preface
Thank you for purchasing an Autonics product.
Please familiarize yourself with the information contained in the Safety Considerations section
before using this product.
This user manual contains information about the product and its proper use, and should be kept
in a place where it will be easy to access.

User Manual Guide
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User Manual Guide
Please familiarize yourself with the information in this manual before using the product.
This manual provides detailed information on the product's features. It does not offer any
guarantee concerning matters beyond the scope of this manual.
This manual may not be edited or reproduced in either part or whole without permission.
A user manual is not provided as part of the product package.
Visit our web site (www.autonics.com) to download a copy.
The manual's content may vary depending on changes to the product's software and other
unforeseen developments within Autonics, and is subject to change without prior notice.
Upgrade notice is provided through out homepage.
We contrived to describe this manual more easily and correctly. However, if there are any
corrections or questions, please notify us these on our homepage.

Communication Protocol
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Communication Protocol
SPR Series is accepted to Modbus RTU Protocol.
Users should be aware that it does not support a broadcast command.

User Manual Symbols
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User Manual Symbols
Symbol Description
Supplementary information for a particular feature.
Failure to follow instructions can result in serious injury or death.
Failure to follow instructions can lead to a minor injury or product damage.
An example of the concerned feature's use.
※1 Annotation mark.

Safety Considerations
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Safety Considerations
Following these safety considerations will ensure the safe and proper use of the product
and help prevent accidents, as well as minimizing possible hazards.
Safety considerations are categorized as Warnings and Cautions, as defined below:
Warning Failure to follow the instructions may lead to a serious injury
or accident.
Caution Failure to follow the instructions may lead to a minor injury
or accident.
Fail-safe device must be installed when using the unit with machinery that may cause
serious injury or substantial economic loss. (e.g. nuclear power control, medical equipment,
ships, vehicles, railways, aircraft, combustion apparatus, safety equipment, crime/disaster
prevention devices, etc.)
Failure to follow this instruction may result in fire, personal injury, or economic loss.
Install on the device panel, and ground to the heat sink or bracket separately.
Failure to follow this instruction may result in electric shock or fire.
Do not connect, repair, or inspect the unit while connected to a power source.
Failure to follow this instruction may result in electric shock or fire.
Check 'Connections' before wiring.
Failure to follow this instruction may result in fire.
Do not disassemble or modify the unit.
Failure to follow this instruction may result in electric shock or fire.
Use the unit within the rated specifications.
Failure to follow this instruction may result in fire or product damage.
Use dry cloth to clean the unit, and do not use water or organic solvent.
Failure to follow this instruction may result in electric shock or fire.
Do not use the unit in the place where flammable/explosive/corrosive gas, humidity, direct
sunlight, radiant heat, vibration, impact, or salinity may be present.
Failure to follow this instruction may result in fire or explosion.
Keep metal chip, dust, and wire residue from flowing into the unit.
Failure to follow this instruction may result in fire or product damage.
Since leakage current still flows right after turning off the power or in the output OFF status,
do not touch the load terminal.
Failure to follow this instruction may result in electric shock.
The specifications of communication manual are subject to change and some models
may be discontinued without notice.

Safety Considerations
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Table of Contents
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Table of Contents
Preface ....................................................................................................................................iii
User Manual Guide .................................................................................................................iv
Communication Protocol ......................................................................................................... v
User Manual Symbols .............................................................................................................vi
Safety Considerations ............................................................................................................vii
Table of Contents.....................................................................................................................ix
1Modbus RTU Protocol .............................................................................. 11
1.1 Read coil status (Func 01–01H).................................................................................... 11
1.2 Read input status (Func 02–02H) ................................................................................. 12
1.3Read holding registers (Func 03–03H) ......................................................................... 13
1.4 Read input registers (Func 04–04H) ............................................................................. 14
1.5 Force single coil (Func 05–05H) ................................................................................... 15
1.6 Preset single register (Func 06–06H) ........................................................................... 16
1.7 Preset multiple registers (Func 16–10H)....................................................................... 17
1.8 Exception response-error code ..................................................................................... 18
2Modbus Mapping Table ............................................................................19
2.1 Read coil status/Force single coil.................................................................................. 19
2.2 Read input status........................................................................................................... 19
2.3 Read input registers ...................................................................................................... 20
2.3.1 SPR1 Series............................................................................................... 20
2.3.2 SPR3 Series............................................................................................... 22
2.4 Read holding registers (Func 03) / Preset single register (Func 06) /
Preset multiple registers (Func 16) ............................................................................... 24
2.4.1 Parameter 1 group ..................................................................................... 24
2.4.2 Parameter 2 group ..................................................................................... 24
2.4.3 Communication control input...................................................................... 25

Table of Contents
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