9.3.5Selecting a tool......................................................................................................................100
9.4Setting a datum................................................................................................................................. 100
9.4.1Setting a workpiece datum without using the probing function............................................101
9.4.2Probing with a tool................................................................................................................ 101
9.4.3Probing with an edge finder..................................................................................................105
9.5Presetting a target position.............................................................................................................. 108
10.3.3Selecting a tool......................................................................................................................122
10.4 Setting a datum................................................................................................................................. 123
10.4.1Setting a datum manually......................................................................................................123
10.4.2Setting a datum using the Lock Axis function.......................................................................124
10.9 Z coupling........................................................................................................................................... 128
These instructions provide all the information and safety precautions needed for
the safe operation of the product.
1.2Information on the product
Product designationPart number
DRO 203
3 axes
DRO 303
3 axes with IOB 610/KT 130 connection
DRO 304
4 axes with IOB 610/KT 130 connection
The ID label is provided on the back of the product.
Example:
1
Product designation
2
Part number
3
Index
Validity of the documentation
Before using the documentation and the product, you need to verify that the
documentation matches the product.
Compare the part number and the index indicated in the documentation with
the corresponding data given on the ID label of the product
If the part numbers and indexes match, the documentation is valid
1197250-xx
1197251-xx
1197251-xx
14
If the part numbers and indexes do not match so that the
documentation is not valid, you will find the current documentation for
the product at www.acu-rite.com.
The table below lists the components of the documentation in the order of priority
for reading.
WARNING
Fatal accidents, personal injury or property damage caused by noncompliance with the documentation!
Failure to comply with the documentation may result in fatal accidents, personal
injury or property damage.
Read the documentation carefully from beginning to end
Keep the documentation for future reference
DocumentationDescription
1
AddendumAn addendum supplements or supersedes
the corresponding contents of the Operating
Instructions and, if applicable, of the Installation Instructions. If this document is included in
the shipment, read it first before you proceed.
All other contents of the documentation retain
their validity.
Installation
Instructions
Operating
Instructions
The Installation Instructions contain all the information and safety precautions needed for the
proper mounting and installation of the product.
They are an excerpt from the Operating Instructions and are included in every shipment. This
document has the second highest priority for
reading.
The Operating Instructions contain all the information and safety precautions needed for the
proper operation of the product according to
its intended use. This document has the third
highest priority for reading. This documentation
can be downloaded from the download area
at www.acu-rite.com. The Operating Instruc-
tions must be printed prior to commissioning
the product.
Documentation of connected
measuring devices and other
peripherals
Would you like any changes, or have you found any errors?
We are continuously striving to improve our documentation for you. Please help us
by sending your requests to the following e-mail address:
These documents are not included in delivery.
They are shipped with the respective measuring
devices and peripherals.
15
1
Fundamentals | Storage and distribution of the documentation
1.4Storage and distribution of the documentation
The instructions must be kept in the immediate vicinity of the workplace and must
be available to all personnel at all times. The operating company must inform the
personnel where these instructions are kept. If the instructions have become
illegible, the operating company must obtain a replacement from the manufacturer.
If the product is given or resold to any other party, the following documents must
be passed on to the new owner:
Addendum, if supplied
Installation Instructions
Operating Instructions
1.5Target group for the instructions
These instructions must be read and observed by every person who performs any
of the following tasks:
Mounting
Installation
Commissioning
Setup, programming and operation
Service, cleaning and maintenance
Troubleshooting
Removal and disposal
Comply with all safety precautions indicated in these instructions and in your
machine tool builder's documentation!
Precautionary statements warn of hazards in handling the product and provide
information on their prevention. Precautionary statements are classified by hazard
severity and divided into the following groups:
DANGER
Danger indicates hazards for persons. If you do not follow the avoidance
instructions, the hazard will result in death or severe injury.
WARNING
1
Warning indicates hazards for persons. If you do not follow the avoidance
instructions, the hazard could result in death or serious injury.
CAUTION
Caution indicates hazards for persons. If you do not follow the avoidance
instructions, the hazard could result in minor or moderate injury.
NOTICE
Notice indicates danger to material or data. If you do not follow the avoidance
instructions, the hazard could result in things other than personal injury, like
Observe the informational notes provided in these instructions to ensure reliable
and efficient operation of the product.
In these instructions, you will find the following informational notes:
The information symbol indicates a tip.
A tip provides important additional or supplementary information.
The gear symbol indicates that the function described depends on the
machine, e.g.
Your machine must feature a certain software or hardware option
The behavior of the function depends on the configurable machine
settings
The book symbol represents a cross reference to external
documentation, e.g. the documentation of your machine tool builder or
other supplier.
This chapter provides important safety information needed for the proper
mounting, installation and operation of the product.
2.2General safety precautions
General accepted safety precautions, in particular the applicable precautions
relating to the handling of live electrical equipment, must be followed when
operating the system. Failure to observe these safety precautions may result in
personal injury or damage to the product.
It is understood that safety rules within individual companies vary. If a conflict
exists between the material contained in these instructions and the rules of a
company using this system, the more stringent rules take precedence.
2.3Intended use
The products of the DRO 203 and DRO 300 series are advanced digital readouts
for use on manually operated machine tools. In combination with linear and angle
encoders,digital readouts of the DRO 203 and DRO 300 series display the position
of the tool in more than one axis and provide further functions for operating the
machine tool.
The products of the DRO 203 and DRO 300 series:
must only be used in commercial applications and in an industrial environment
must be mounted on a suitable stand or holder to ensure the correct and
intended operation of the product
are intended for indoor use in an environment in which the contamination
caused by humidity, dirt, oil and lubricants complies with the requirements of
the specifications
The products of the DRO 203 and DRO 300 series support the use
of a wide variety of peripheral devices from different manufacturers.
HEIDENHAIN cannot make any statements on the intended use of
these devices. The information on their intended use, which is provided
in the associated documentations, must be observed.
2.4Improper use
When the product is used it must be ensured that no hazard to persons can result.
If any such hazard exists, appropriate measures must be taken by the operating
company.
In particular, the product must not be used in the following applications:
Use and storage outside the specifications
Outdoor use
Use in potentially explosive atmospheres
Use of the product as part of a safety function
The personnel for mounting, installation, operation, service, maintenance and
removal must be appropriately qualified for this work and must have obtained
sufficient information from the documentation supplied with the product and with
the connected peripherals.
The personnel required for the individual activities to be performed on the product
are indicated in the respective sections of these instructions.
The personnel groups that are responsible for mounting, installation, operation,
maintenance and removal have different qualifications and tasks, which are
specified as follows.
Operator
The operator uses and operates the product within the framework specified for the
intended use. He is informed by the operating company about the special tasks
and the potential hazards resulting from incorrect behavior.
2
Qualified personnel
The qualified personnel are trained by the operating company to perform advanced
operation and parameterization. The qualified personnel have the required technical
training, knowledge and experience and know the applicable regulations, and are
thus capable of performing the assigned work regarding the application concerned
and of proactively identifying and avoiding potential risks.
Electrical specialist
The electrical specialist has the required technical training, knowledge and
experience and knows the applicable standards and regulations, and is thus
capable of performing work on electrical systems and of proactively identifying and
avoiding potential risks. Electrical specialists have been specially trained for the
environment they work in.
Electrical specialists must comply with the provisions of the applicable legal
regulations on accident prevention.
The operating company owns or leases the product and the peripherals. It is
responsible that the intended use is complied with at all times.
The operating company must:
Assign the different tasks to be performed on the product to appropriate,
qualified, and authorized personnel
Verifiably train personnel in the tasks they are allowed to perform and how to
perform them
Provide all materials and means necessary in order for personnel to complete
the assigned tasks
Ensure that the product is operated only when in perfect technical condition
Ensure that the product is protected from unauthorized use
2.7General safety precautions
The safety of any system incorporating the use of this product is the
responsibility of the assembler or installer of the system.
The product supports the use of a wide variety of peripheral devices
from different manufacturers. HEIDENHAIN cannot make any
statements on the specific safety precautions to be taken for
these devices. The safety precautions provided in the respective
documentations must be observed. If no such information has been
supplied, it must be obtained from the manufacturers concerned.
The specific safety precautions required for the individual activities to be
performed on the product are indicated in the respective sections of these
instructions.
Hazard of contact with live parts when opening the product.
This may result in electric shock, burns or death.
Never open the housing
Only the manufacturer is permitted to access the inside of the product
WARNING
Hazard of dangerous amount of electricity passing through the human
body upon direct or indirect contact with live electrical parts.
This may result in electric shock, burns or death.
Work on the electrical system and live electrical components is to be
performed only by trained specialists
For power connection and all interface connections, use only cables and
connectors that comply with applicable standards
Have the manufacturer exchange defective electrical components
immediately
Regularly inspect all connected cables and all connections on the product.
Defects, such as loose connections or scorched cables, must be removed
immediately
NOTICE
Damage to internal parts of the product!
Opening the product will result in forfeiture of warranty and guarantee.
Never open the housing
Only the product manufacturer is permitted to access the inside of the
This chapter contains all of the information necessary for the transportation and
storage of the product and provides an overview of the items supplied and the
available accessories for the product.
3.2Unpacking
Open the top lid of the box
Remove the packaging materials
Unpack the contents
Check the delivery for completeness
Check the delivery for damage
3.3Items supplied and accessories
Items supplied
The following items are included in the shipment:
Product
Power cord (in 1197250-0x, 1197251-0x)
Installation instructions
Addendum (optional)
Further information: "Notes on reading the documentation", Page 15
Transport and storage | Items supplied and accessories
Accessories
The following items are optionally available and can be ordered from HEIDENHAIN
as additional accessories:
AccessoriesPart number
3
Single-Pos stand
For rigid mounting, inclination angle 20°
Multi-Pos holder
For fastening on an arm, continuously tiltable
and swivelable
Mounting frame
For mounting to a panel
Cover
For protection from dirt and debris
KT 130 edge finder
For probing a workpiece (for setting reference
points). Compatible with DRO 300 products
only.
IOB 610
For switching input and output functions.
Compatible with DRO 300 products only.
Y-cable
For connecting a KT 130 edge finder and an IOB
610. Compatible with DRO 300 products only.
Connecting cable
For connecting a KT 130 edge finder or an IOB
610. Compatible with DRO 300 products only.
1197273-01
1197273-02
1197274-01
1197275-01
283273-xx
1197271-01
1226398-01
1226509-xx
3.4In case of damage in transit
Have the shipping agent confirm the damage
Keep the packaging materials for inspection
Notify the sender of the damage
Contact the distributor or machine manufacturer for replacement parts
In case of damage in transit:
Keep the packaging materials for inspection
Contact HEIDENHAIN or the machine manufacturer
This applies also if damage occurred to requested replacement parts
during transit.
Repackage and store the product carefully in accordance with the conditions
stated below.
Repackaging
Repackaging should correspond to the original packaging as closely as possible.
Attach all mounting parts and dust protection caps to the product or repackage
them in the same way they were originally shipped from the factory.
Repackage the product such that it is protected from impact and vibration
during transit
Repackage the product such that it is protected from the ingress of dust or
humidity
Place all accessories that were included in the shipment in the original
packaging
Further information: "Items supplied and accessories", Page 28
Include the Addendum (if it was included in the items supplied), the Installation
Instructions and the Operating Instructions
Further information: "Storage and distribution of the documentation", Page 16
If you return the product for repair to a service agency:
Ship the product without accessories, without measuring devices
and without peripherals
Storage of the product
Package the product as described above
Observe the specified ambient conditions
Inspect the product for damage after any transport or longer storage times