Mitutoyo EH Series User manual

No. 99MBC109B3
Date of publication: February 1, 2019 (1)
User's Manual
- Instructions for use -
Linear Gage Counter
EH Series
EH-101P
EH-102P
EH-102Z
EH-102S
EH-102D
Read this User's Manual thoroughly before operating
the instrument. After reading, retain it close at hand for
future reference.
This English language version of the User's Manual
contains the original instructions.
*99MBC109B*

No. 99MBC109B
Notice regarding this document
yMitutoyo Corporation assumes no responsibilities for any damage to the instrument,
caused by its use not conforming to the procedure described in this document.
yUpon loan or transfer of this instrument, be sure to attach this document to the product.
yIn the event of loss or damage to this document, immediately contact a Mitutoyo sales
ofce or your dealer.
yBefore operation of the product, thoroughly read this document to comprehend its
contents.
yParticularly, for full understanding of information, carefully read "Safety Precautions" and
"Precautions for Use" at the outset of this manual before using the product.
yThe contents in this document are based on the information current as of February, 2019.
yNo part or whole of this document may be transmitted or reproduced by any means
without prior written permission of Mitutoyo Corporation.
ySome screen displays in this document may be highlighted, simplied or partially omitted
for convenience of explanation. In addition, some of them may differ from actual ones to
the extent that no user will misunderstand the functions and operations.
yThe corporation, organization and product names that appear in this manual are their
trademarks or registered trademarks.
© 2017-2019 Mitutoyo Corporation. All rights reserved.
Product names and model numbers
Product name Model number
Linear Gage Counter
EH Series
EH-101P
EH-102P
EH-102Z
EH-102S
EH-102D

iNo. 99MBC109B
CONVENTIONS USED IN THIS DOCUMENT
Conventions used in Mitutoyo's User's Manual are roughly divided into three types (safety
reminders, prohibited and mandatory actions, and referential information and locations).
Moreover, these conventions include general warnings and specic warnings. Specic
warning symbols are provided with concrete pictograms inside of them.
Safety reminder conventions and wording warning against
potential hazards
DANGER
Indicates an immediately hazardous situation which, if not avoided, will
result in serious injury or death.
WARNING
Indicates a potentially hazardous situation which, if not avoided, could
result in serious injury or death.
CAUTION
Indicates a potentially hazardous situation which, if not avoided, may
result in minor injury.
NOTICE
Indicates a potentially hazardous situation which, if not avoided, may
result in property damage.
Alerts the user to a specic hazardous situation that means "Caution, risk
of electric shock".
Conventions and wording indicating prohibited and mandatory actions
Indicates concrete information about prohibited actions.
Indicates concrete information about mandatory actions.
Indicates that grounding needs to be implemented.
Conventions and wording indicating referential information or
referential locations
Tips
Indicates referential information such as that for when the operating methods and
procedures which are printed in these sentences are to be applied to specic conditions.
Indicates referential locations if there is information that should be referred to in this
document or an extraneous manual.
Example: For details about xxx, see "1.3 Part Names and Functions" (page 2).

ii No. 99MBC109B
Safety Precautions
Read these "Safety Precautions" thoroughly before operating the product to use it properly.
These safety precautions include such information as to prevent an injury to the operator
and other persons or damage to property. Be sure to observe the precautions.
WARNING
Do not remove the cover or disassemble the product. Otherwise you may be subject to electric
shock, and there is a risk of breakage or re due to a short circuit caused by metallic powders that
have gotten inside the product.
Precautions for Use
Product applications and handling
zThis product is a Counter.
Do not use this product for any purposes other than as a Counter.
zThis is an industrial product.
Do not use this product for any purposes other than industrial applications.
zThis product is precision equipment.
Handle this product with care. Be careful not to apply excessive shock or force to any of the
parts during operation.

iii No. 99MBC109B
Installation environment
This product is designed for indoor use. To ensure optimal performance for this precision
equipment, take the following conditions into account when installing this product.
yVibration
Install this product in an environment where it will be subject to minimal vibration. Using
this product in a place with signicant vibration for an extended period of time may
result in malfunction of the precision components. If using this product in a place with
signicant vibration is unavoidable, lay a vibration-proof rubber sheet, etc., under this
product in order to reduce the vibration.
yDust
Dust in the installation site negatively affects the electrical components in the Display.
Install this product in an environment where it will be subject to minimal dust.
ySunlight
If this product is exposed to direct sunlight, the heat will cause deformations in the main
body, negatively affecting its operation. If installing this product in an environment that
is exposed to direct sunlight, such as near a window, is unavoidable, protect it from the
sunlight by curtaining it off, etc.
yAmbient temperature, humidity
Use this product in a place where the ambient temperature is within the range of 0°C
to 40 °C. Avoid using it in a place that is subject to sudden changes in temperature or
humidity.
When using this product in the following environments, take necessary shielding measures.
yIn locations subject to electric noise, such as from static electricity
yIn locations subject to strong electric elds
yIn locations near power supply lines/power lines
yIn locations where it may directly exposed to chips, cutting uids, water, etc.
yIn locations that may be exposed to radiation
yIn locations that may be exposed to corrosive gas
Maintenance
Gently wipe dirt off of the product with a soft, tightly woven cloth. If dirt is difcult to remove,
wipe the dirt off with a cloth soaked in a neutral detergent, and then gently wipe the product
with a dry cloth or a cloth that is tightly wrung after being soaked in water. Do not use
organic solvents such as thinner or benzine.
Power source
yTurn off the power switch after use.
yUse only a power source for this product that is rated at 12 V to 24 V and an output
current of 1 A or more. Never use this power source with other electric equipment that
runs at a high voltage and/or large current.
yDo not connect the AC adapter to a high-current power used by machine tools or large
CNC measuring instrument.

iv No. 99MBC109B
Electromagnetic Compatibility (EMC)
This product complies with the EMC Directive. Note that, in environments where
electromagnetic interference exceeds the EMC requirements dened in this directive,
appropriate countermeasures are required to ensure product performance.
Export Control Compliance
This product falls into the Catch-All-Controlled Goods and/or Catch-All-Controlled
Technologies (including Programs) under Category 16 of Appended Table 1 of the Export
Trade Control Order or under Category 16 of the Appended Table of Foreign Exchange
Control Order, based on the Foreign Exchange and Foreign Trade Act of Japan.
If you intend re-export of the product from a country other than Japan, re-sale of the product
in a country other than Japan, or re-provision of the technology (including program), you
are obligated to observe the regulations of your country.
Also, if an option is added or modied to add a function to this product, this product may
fall under the category of List-Control Goods and/or List-Control Technology (including
Programs) under Category 1 - 15 of Appended Table 1 of the Export Trade Control Order or
under Category 1 - 15 of the Appended Table of Foreign Exchange Control Order, based on
Foreign Exchange and Foreign Trade Act of Japan. In that case, if you intend re-export of
the product from a country other than Japan, re-sale of the product in a country other than
Japan, or re-provision of the technology (including program), you are obligated to observe
the regulations of your country. Please contact Mitutoyo in advance.
Notes on Export to EU Member Countries
When you intend export of this product to any of the EU member countries, you may be
required to provide Instruction Manual in English and EU Declaration of Conformity in
English (under certain circumstances, Instruction Manual in the destination country's ofcial
language and EU Declaration of Conformity in the destination country's ofcial language).
For detailed information, please contact Mitutoyo in advance.
Disposal of Products outside the European Union and
Other European Countries
Please follow the ofcial instruction in each community and country.

vNo. 99MBC109B
Disposal of Old Electrical & Electronic Equipment
(Applicable in the European Union and other European
countries with separate collection systems)
This symbol on the product or on its packaging is based on the WEEE Directive
(Directive on Waste Electrical and Electronic Equipment), which is a regulation in EU
member countries, and indicates that this product shall not be treated as household
waste.
To reduce environmental impact and minimize the volume of landll, please
cooperate in reuse and recycling.
For information on how to dispose of the product, please contact your dealer or the
nearest Mitutoyo sales ofce.
China RoHS Compliance Information
This product meets China RoHS requirements. See the table below.
产品中有害物质的名称及含量
部件名称
有害物质
铅汞镉六价铬 多溴联苯 多溴二
苯醚
(Pb) (Hg) (Cd) (C r( VI)) (PBB) (PBDE)
本体 ×○○○○○
配件 ○○○○○○
本表格依据 SJ/T 11364 的规定编制。
○：表示该有害物质在该部件所有均质材料中的含量均在 GB/T 26572 规定的限量要求以下。
×：
表示该有害物质至少在该部件的某一均质材料中的含量超出 GB/T 26572 规定的限量要求。
环保使用期限标识，是根据电器电子产品有害物质限制使用管理办法以及，电子电
气产品有害物质限制使用标识要求(SJ/T11364-2014)，制定的适用于中国境内销售
电子电气产品的标识。
电子电气产品只要按照安全及使用说明内容，正常使用情况下，从生产月期算起，在
此期限内，产品中含有的有毒有害物质不致发生外泄或突变，不致对环境造成严重
污染或对其人身、财产造成严重损害。
产品正常使用后，要废弃在环保使用年限内或者刚到年限的产品时，请根据国家标
准采取适当的方法进行处置。
另外，此期限不同于质量/ 功能的保证期限。

vi No. 99MBC109B
Warranty
In the event that this product should prove defective in workmanship or material, within one
year from the date of original purchase for use, it will be repaired or replaced, at Mitutoyo's
option, free of charge upon its prepaid return to Mitutoyo, without prejudice to the provisions
of the Mitutoyo Software End User License Agreement.
If this product fails or is damaged for any of the following reasons, it will be subject to a
repair charge, even if it is still under warranty.
yFailure or damage owing to fair wear and tear.
yFailure or damage owing to inappropriate handling, maintenance, or repair, or to
unauthorized modication.
yFailure or damage owing to transport, dropping, or relocation of the product after
purchase.
yFailure or damage owing to re, salt, gas, abnormal voltage, lightning surge, or natural
disaster.
yFailure or damage owing to use in combination with hardware or software other than
that designated or permitted by Mitutoyo.
yFailure or damage owing to use in ultra-hazardous activities.
This warranty is effective only where the instrument is properly installed and operated
in conformance with the instructions in this document within the original country of the
installation.
EXCEPT AS SPECIFIED IN THIS WARRANTY, ALL EXPRESS OR IMPLIED
CONDITIONS, REPRESENTATIONS, AND WARRANTIES OF ANY NATURE
WHATSOEVER INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTY OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NONINFRINGEMENT
OR WARRANTY ARISING FROM A COURSE OF DEALING, USAGE, OR TRADE
PRACTICE, ARE HEREBY EXCLUDED TO THE MAXIMUM EXTENT ALLOWED BY
APPLICABLE LAW.
You assume all responsibility for all results arising out of its selection of this product to
achieve its intended results.

vii No. 99MBC109B
Disclaimer
IN NO EVENT WILL MITUTOYO, ITS AFFILIATED AND RELATED COMPANIES AND
SUPPLIERS BE LIABLE FOR ANY LOST REVENUE, PROFIT, OR DATA, OR FOR
SPECIAL, DIRECT, INDIRECT, CONSEQUENTIAL, INCIDENTAL, OR PUNITIVE
DAMAGES HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY
ARISING OUT OF THE USE OF OR INABILITY TO USE THIS PRODUCT EVEN IF
MITUTOYO OR ITS AFFILIATED AND RELATED COMPANIES AND/OR SUPPLIERS
HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
If, notwithstanding the foregoing, Mitutoyo is found to be liable to you for any damage or
loss which arises out of or is in any way connected with use of this product by you, in no
event shall Mitutoyo's and/or its afliated and related companies' and suppliers' liability to
you, whether in contract, tort (including negligence), or otherwise, exceed the price paid by
you for the product only.
The foregoing limitations shall apply even if the above-stated warranty fails of its essential
purpose.
BECAUSE SOME COUNTRIES, STATES OR JURISDICTIONS DO NOT ALLOW
THE EXCLUSION OR THE LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR
INCIDENTAL DAMAGES, IN SUCH COUNTRIES, STATES OR JURISDICTIONS,
MITUTOYO'S LIABILITY SHALL BE LIMITED TO THE EXTENT PERMITTED BY LAW.

viii No. 99MBC109B
About This Document
Positioning of this document in document map
In addition to this document, a User's Manual for SENSORPAK that is installed and used
on a PC, and a User's Manual for each Linear Gage that is connected to and used with this
product are available.
zManuals for Counters
EH Counter
User's Manual (This document) SENSORPAK
User's Manual
DP-1VR Digimatic Mini-Processor
User's Manual
zManuals for Linear Gages
LGK
User's Manual LGF (Standard)
User's Manual LGF (Origin mark) User's Manual
LGB
User's Manual LGB2 User's Manual LG-1100 User's Manual
LGM
User's Manual LGS User's Manual LGD User's Manual
Intended readers and purpose of this document
zIntended readers
This manual is intended for beginners of the EH-series counters.
Readers are assumed to be familiar with the basic operations of a PC and Windows.
They are also assumed to be able to understand instructions by reading technical drawings.
zPurpose
The purpose of this document is to help you understand how to use EH-series counters.

ix No. 99MBC109B
How to read this document
zWhen you do not know the appropriate operation while using this product
Look for the page with the desired operation in the table of contents.
zTo measure
The setup of this product and the settings of parameters are required in advance.
See the following pages for basic measurements, such as height measurement.
"1 Overview" (page 1) to "3.2 Basic Parameters" (page 12)
In addition to the pages above, see the following pages for applied measurements, such as
thickness measurement using 2-axis models.
"3.3 Advanced Parameters" (page 14) to "3.5 CEL-Specic Parameters" (page 21)
zOperation key names
Operation key names are written side-by-side in the following way when an operation key
name differs between 1-axis models and 2-axis models: [Key name for 2-axis models]/[Key
name for 1-axis models].
zTerms and denitions
yINPUT A/INPUT B: Linear Gages connected to the Linear Gage input connectors A/B
yInternal counter (CEL): The 4 internal counters that 2-axis models have (CEL1 to CEL4)
yBANK: On 2-axis models, a display capable of being switched between 2 types (BANK1
and BANK2). BANK1 displays CEL1 and CEL2, BANK2 displays CEL3 and CEL4.
yUNIT: The 6 counting methods that can be displayed on each CEL
Tips
For details about BANK, CEL, and UNIT, see "3.4.1 Internal Structure of the Counter" (page 17).

xNo. 99MBC034B
Contents
CONVENTIONS USED IN THIS DOCUMENT …………………………… i
Safety Precautions……………………………………………………………ii
Precautions for Use …………………………………………………………ii
Electromagnetic Compatibility (EMC) ………………………………… iv
Export Control Compliance……………………………………………… iv
Notes on Export to EU Member Countries …………………………… iv
Disposal of Products outside the European Union
and Other European Countries ………………………………………… iv
Disposal of Old Electrical & Electronic Equipment
(Applicable in the European Union and other European countries
with separate collection systems)…………………………………………v
China RoHS Compliance Information ……………………………………v
Warranty …………………………………………………………………… vi
Disclaimer ………………………………………………………………… vii
About This Document …………………………………………………… viii
Contents ………………………………………………………………………x
1 Overview ………………………………………………………………………… 1
1.1 Major Functions ………………………………………………………………………… 1
1.2 Supported Linear Gages ……………………………………………………………… 1
1.3 Part Names and Functions …………………………………………………………… 2
1.4 Operation Flow ………………………………………………………………………… 5
2 Setup …………………………………………………………………………… 7
2.1 Unpacking ……………………………………………………………………………… 7
2.2 Mounting ………………………………………………………………………………… 7
2.3 Connections …………………………………………………………………………… 8
2.4 Operation Check ………………………………………………………………………10
3 Setting Parameters ………………………………………………………… 11
3.1 Procedure for Setting Parameters ……………………………………………………11
3.2 Basic Parameters ………………………………………………………………………12

xi No. 99MBC034B
3.3 Advanced Parameters …………………………………………………………………14
3.4 Details of Display Mode (2-axis Models Only) ………………………………………17
3.5 CEL-Specic Parameters ………………………………………………………………21
3.6 Overview of Setting Parameters ………………………………………………………22
4 Basic Operations …………………………………………………………… 25
4.1 Switching Between Display A and B (2-Axis Models Only)…………………………25
4.2 Switching the Displayed BANK (2-Axis Models Only) ………………………………25
4.3 Zero Setting ……………………………………………………………………………26
4.4 Preset ……………………………………………………………………………………27
4.5 Peak Mode Setting ……………………………………………………………………28
4.6 Tolerance Value Setting ………………………………………………………………29
4.7 Optional Constant Value Setting ………………………………………………………32
4.8 Registering, Reading Out, and Clearing the Memory ………………………………34
5 External Input/Output Function …………………………………………… 35
5.1 Digimatic Output Function ……………………………………………………………35
5.2 USB Communication Function ………………………………………………………35
5.3 RS-232C Communication Function …………………………………………………36
5.4 RS LINK Function ………………………………………………………………………40
5.5 I/O Connector Terminal Function ……………………………………………………42
6 Troubleshooting ……………………………………………………………… 49
6.1 Troubleshooting …………………………………………………………………………49
6.2 Error Messages …………………………………………………………………………50
7 Specications ………………………………………………………………… 53
7.1 Basic Specications ……………………………………………………………………53
7.2 External Dimensions Drawing (For All Models) ……………………………………54
7.3 Option ……………………………………………………………………………………54
SERVICE NETWORK ………………………………………………… App-1

xii No. 99MBC034B

1 Overview
1No. 99MBC109B
1 Overview
This section describes the features and part names of this product.
1.1 Major Functions
This product is a Counter that displays the counter values from connected
Mitutoyo Linear Gages.
In addition, the following functions are available.
zFunctions common to 2-axis models and 1-axis models
yZero Setting, Preset, Tolerance Judgment
yCommunication with a PC or external devices via RS-232C, USB, or I/O
connector
ySimple printing by connecting to a Mitutoyo Digimatic Mini-Processor
yMulti-point measurement by connecting up to 10 Mitutoyo Counters that have
the RS LINK function
zFunctions unique to 2-axis models
y2-axis independent Counter display, and a Sum/Difference calculation display
between the 2 axes
1.2 Supported Linear Gages
The following table shows the Linear Gages supported by this product and their
features:
Model
No.
Number
of axes
Supported Linear
Gages Feature
EH-102P 2 axes LGF-L-B, LGK, LGB,
LGB2, LG, LGM, etc.
yDifferential square-wave output type
yHigh resolution down to 0.1 µm
yHigh-speed response of 1.5 m/s (LGF)
EH-101P 1 axis
EH-102Z
2 axes
LGF-ZL-B, etc.
yScale reference-point signal output
type (The origin can be restored even
if the power switch is turned off)
EH-102S LGB-S, LGB2-S, etc.
ySine-wave output type
yResolution can be set according to the
Counter
EH-102D
LGD, LGS-1012P,
etc.
(ID and SD are also
supported)
yDigimatic output type
yABS function (no need for master
setting)

1 Overview
2No. 99MBC109B
1.3 Part Names and Functions
1.3.1 Front Side of the Main Body
EH-102P/EH-102Z/EH-102S/EH-102D
(2-axis model)
EH-101P
(1-axis model)
①
②
③ ④ ⑤
⑥
⑦
⑧
⑨ ⑩ ⑪ ⑫ ⑬ ⑭
①
③⑤
⑦
⑧
⑨ ⑩ ⑪ ⑫ ⑬
Symbol Name Description
①
Tolerance judgment
indicator A
Indicates the tolerance judgment result of
the Linear Gage (INPUT A) connected to
the Linear Gage input connector A by color.
②
Tolerance judgment
indicator B
Indicates the tolerance judgment result of
the Linear Gage (INPUT B) connected to
the Linear Gage input connector B by color.
③
Display A Displays the counter value from INPUT A.
④
Display B Displays the counter value from INPUT B.
⑤
Peak mode indicator Indicates the Peak-mode type.
⑥
BANK indicator Indicates the currently selected BANK
number. For details about BANK, see
"4.2 Switching the Displayed BANK (2-
Axis Models Only)" (page 25).
⑦
Total Judgment indicator Indicates the result of the total tolerance
judgment by color.

1 Overview
3No. 99MBC109B
Symbol Name Description
⑧
UNIT indicator
yBlinks while a HOLD signal is being
input when the I/O connector is
connected.
yLights when an E unit has been selected
for the corresponding parameter.
⑨
[SEL]/[CE] key
yCancels an operation or an error.
ySelects Display A or B.
⑩
[P.SET] key Sets a Preset value.
Tips
When setting parameters, this selects the
parameter number.
⑪
[LIMIT] key Sets the tolerance value.
⑫
[MODE] key Sets Peak mode.
Tips
When setting the tolerance, Preset, or
optional constant value, this moves the
current input digit from left to right.
⑬
[A_ZERO]/[ZERO] key Sets the current value in Display A to 0.
Tips
• When setting a parameter, this advances the
set value.
• When setting the tolerance, Preset, or optional
constant value, this increases the value of the
selected digit.
⑭
[B_ZERO] key Sets the current value in Display B to 0.
Tips
When setting the tolerance, Preset, or
optional constant value, this decreases the
value of the selected digit.

1 Overview
4No. 99MBC109B
1.3.2 Rear Side of the Main Body
EH-102P (2-axis model) EH-101P (1-axis model)
① ② ③ ④
⑤ ⑥ ⑦ ⑧ ⑨ ⑩⑪
① ② ④
⑤ ⑥ ⑦ ⑧ ⑨ ⑩⑪
EH-102Z EH-102S EH-102D
③ ④ ③ ④ ③ ④
Tips
The shape and position of the Linear Gage input connectors differ by model.
Symbol Name Description
①
RS_LINK connector (IN)
For connecting an RS LINK connection cable.
Also used for the SENSORPAK dongle.
②
RS_LINK connector (OUT)
For connecting an RS LINK connection cable.
Also used for Digimatic output.
③
Linear Gage input connector
B
For connecting a Linear Gage. The
Linear Gage connected to this is
referred to as INPUT B.
④
Linear Gage input connector
A
For connecting a Linear Gage. The
Linear Gage connected to this is
referred to as INPUT A.
⑤
RS-232C connector For connecting an RS-232C connecting cable.
⑥
USB connector For connecting a USB connecting cable.
⑦
Grounding terminal For connecting a grounding wire.
⑧
I/O connector For connecting an I/O connecting cable.
⑨
Cable clamp For securing the power cable.
⑩
DC jack For connecting the AC adapter.
⑪
Power switch For turning the power on and off.

1 Overview
5No. 99MBC109B
1.4 Operation Flow
The basic operation ow is explained below.
Do not omit the operations enclosed with a solid line. Perform the operations
enclosed with a dashed line as necessary.
Prep Setup "2 Setup" (page 7)
Set basic parameters
"3.2 Basic Parameters" (page 12)
Set advanced parameters
"3.3 Advanced Parameters" (page 14)
Measure
Prepare the workpiece
(Prepare the master workpiece as necessary)
Set the tolerance
"4.6 Tolerance Value Setting" (page 29)
Set the optional constant
"4.7 Optional Constant Value Setting"
(page 32)
Zero setting/Preset "4.3 Zero Setting" (page 26)
"4.4 Preset" (page 27)
Normal measurement/Peak mode measurement
"4.5 Peak Mode Setting" (page 28)
Output
Result output "5 External Input/Output Function"
(page 35)

1 Overview
6No. 99MBC109B
MEMO