Mitutoyo LGH Series User manual

Catalog No.13013(3)
精密センサ
高分解能・高精度・ワイドレンジを実現した接触式測長センサ

1
●レーザ干渉計並みの0.005µmまたは0.01µmの高分解能と高
精度を10mmのワイドレンジで実現。
●コンパクトなボディは装置自体の小型化にも大きく貢献でき、高
精度部品の測定や、高精度位置決め・制御装置の測長センサと
してはもちろん、測定機器類のマスタゲージとしても最適です。
●低測定力仕様もラインアップ:用途に応じて低測定力仕様が選
択でき、変形しやすいワークや高機能フィルムなどの測定も可
能です。
●LGHシリーズは、専用カウンタとのセット仕様になります。
【LGH-0510 （C）
-B-EH】
●新開発の超高精度透過型リニアエンコーダ
を搭載し0.005µｍ（5nm）の高分解能を実現。
●指示精度0.1µmを測定範囲10mmのワイドレ
ンジで達成。マスターゲージの校正・値付け、
測定機器の基準器に最適です。
■特長
■オプション ■品質保証
LGH用測定スタンド No.971750 250,000円
ダンパ付レリーズ No.971753 14,000円
PCソフトウェア： SENSORPAK No.02NGB070 80,000円
標準付属品:検査成績書
オプション
・校正証明書
・トレーサビリティー体系図
単位：
mm
LGH用測定スタンド
No.971750
高精度を実現するLGH用の測定スタンドです。
質量：
23kg
ダンパ付レリーズ
No.971753 質量：
50g
LGHのスピンドルリフト用のレリーズです。
PC用ソフトウェア： SENSORPAK
No.02NGB070
ゲージ取付穴
ø15H7
25
（350）
100
250
ø50
34〜175
300
110
80 270
最大測定範囲
LGH-1010(C)-B-EH : 0~137mm
LGH-0510(C)-B-EH : 0~139mm
測定台 : 石材
【LGH-1010 （C）
-B-EH】
●新規採用の光電式反射型リニアエンコーダ
を搭載し、
0.01µmの高分解能、指示精度0.2
µm、測定範囲10mmのワイドレンジを低価格
で実現。
●応答速度が従来製品比2.8倍
（250mm/s⇒700mm/s）に向上、高精度と高速性
を両立しました。
※PC と専用カウンタの接続に別途 USB ケーブル
（A-B タイプ）が必要です。
メータ表示や管理図形式での表示、測定データの記録・
保存ができるソフトウェアです。

2
■外観寸法図
■用途例
■仕様
分解能0.01µm、指示精度0.2µmタイプ 分解能0.005µm、指示精度0.1µmタイプ
コードNo. 542-715
（標準形） 542-716 （低測定力形） 542-720 （標準形） 542-721 （低測定力形）
符号 LGH-1010-B-EH LGH-1010C-B-EH LGH-0510-B-EH LGH-0510C-B-EH
測定範囲 10mm
分解能 0.01µm （0.05µm, 0.1µm, 0.5µm, 1µmはカウンタで切替可） 0.005µm （0.01µm, 0.05µm, 0.1µmはカウンタで切替可）
指示精度（20C°）
※10.2µm 0.1µm
繰返し精度（
20C
°）
※10.1µm
（2σ） 0.02µm （2σ）
戻り誤差（20C°）
※10.1µm 0.05µm
測定力
縦姿勢（↓） 0.65N以下 約0.12N 0.65N以下 約0.1N
横姿勢（→） 0.55N以下 使用不可 0.55N以下 使用不可
逆姿勢（↑） 0.45N以下 使用不可 0.45N以下 使用不可
検出方式 光電式反射型リニアエンコーダ 超高精度透過型リニアエンコーダ
検出可能動作速度 通常測定時：
700mm/sec ピーク検出時： 120mm/sec 通常測定時： 250mm/sec
ゲージヘッド質量 約370g 約370g
測定子 超硬Sø3mm （M2.5 （P=0.45）×5mm）
標準測定子No.901312
超硬球面
SR5
（
M2.5
（
P=0.45
）×
5mm
） 標準測定子No.120058
ステム径 ø15mm
軸受方式 リニアボールベアリング
出力ケーブル 約2m
使用温度範囲 0C°～40C°（基準温度20C°）
/20～80%RH
（非結露） 15℃～25℃（基準温度20℃）
/30～60％RH
（非結露）
保存温度範囲 －10C°～60C°
/20～80%RH
（非結露） －10℃～60℃/20～80％（非結露）
※2
カウンタ仕様
表示範囲 ±999.99999mm ±99.999995mm
機能 ゼロセット、プリセット、ディレクション切替、公差判定（3段/5段）、
RS-RINK
ホールド機能 ○ ×
インターフェース RS-232C、
USB
（SENSORPAK専用）、デジマチック出力（プリンタ：
DP-1VR専用）
※3、
I/Oコネクタ
外部出力 ・
RS-232C
：計数データ ・デジマチック出力：計数データ※3
・
I/Oコネクタ：計数データ（簡易BCD）、公差判定結果、簡易アナログ出力
外部制御 ゼロセット、プリセット、データホールド、ピーク測定モード切替※4、ピーククリア※4
電源 付属ACアダプタ, またはDC＋12～24V, MAX700mA
消費電流 8.4W （MAX 700mA）、市販電源は1台に付き1A以上の電源を確保してください。
カウンタ質量 約900g （ACアダプタ等含まず）
標準付属品 キースパナ（測定子交換用）、ゴム足、スタンド、ワッシャ（カウンタ用）、
AC
アダプタ、
AC
コード、
DC
プラグ、取扱説明書、検査成績書
標準価格 430,000円1,100,000円
※1 セット品の専用カウンタとの組合せで使用時のみ保証（量子化誤差±1カウント含まず）
※2 開梱後の保存温度/湿度範囲は、使用温度/湿度範囲と同じです。
※3 デジマチック出力は、
6桁までの出力となります。 7桁以上の表示は全桁出力されません。
※4 542-715、
542-716のみとなります。
電源コードの固定
（スタンド取付け時チルト角）
144
148.2
11.2 137 7.5
138
68
156 （スタンド取付け時）
72
97
（スタンド取付け時）
75.1
（ゴム足取付け時）
約10°
ケーブルAssy
（2m）
コネクタ接続
（着脱可）
取付用
（ステム径）
超硬Sø3測定子
No.901312
レリーズ取付部
542-716（低測定力形）
LGH-1010C-B-EH
ゴムキャップ無し
542-715（標準形）
LGH-1010-B-EH
（37.6）（25）
ø4.8
ø10.4
10.5
63.3
ø15h6
0
-0.011
40
18
20
10
148.3
（14）
85
25
R20
※
542-720（標準形）
LGH-0510-B-EH
レリーズ取付部
超硬球面SR5測定子
No.120058
ケーブル
（2ｍ）
542-721（低測定力形）
LGH-0510C-B-EH
ゴムキャップ無し
（ストローク長）
（ステム径）
10
40
18
20
145.9
25（ステム長）10.5
60.9 85
45.4 19.4
ø15h6
0
-0.011
※
※ケーブル最小曲げ寸法
単位：
mm
マスタゲージの校正・値付け 高精度部品の検査
※ニードル測定子装着例
LGH-1010
（C）
-B-EH LGH-0510
（C）
-B-EH 専用カウンタ（セット品）

座標測定機
精密センサ
画像測定機
試験・計測機器
形状測定機
スケールユニット
光学機器
測定工具、測定基準器、計測システム
022 1704(3)C-(PA)NE128
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●本カタログに掲載されている価格、仕様は2017年4月現在のものです。
●掲載しております標準価格には消費税は含まれておりません。
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High-Precision Linear Gage
LGH Series
LGH-1010-B-EH
LGH-1010C-B-EH
No. 99MBC122A4
Date of publication: December 1, 2020 (1)
User's Manual
- Instructions for use -
Read this document thoroughly before operating
the product. After reading, retain it close at hand for
future reference.
*99MBC122A4*

No. 99MBC122A
Correspondence of product names and model numbers
Product name Model number
High-Precision Linear Gage
LGH Series
LGH-1010-B-EH
LGH-1010C-B-EH
Notice regarding this document
yMitutoyo Corporation assumes no responsibilities for any damage to the product, caused by its use
not conforming to the procedure described in this document.
yUpon loan or transfer of this product, be sure to attach this document to the product.
yIn the event of loss or damage to this document, immediately contact a Mitutoyo sales o󰀩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 "Precau-
tions for Use" at the outset of this document before using the product.
yThe contents in this document are based on the information current as of December, 2020.
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 con-
venience of explanation. In addition, some of them may di󰀨er 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 document are their trade-
marks or registered trademarks.
©2019-2020 Mitutoyo Corporation. All rights reserved.

No. 99MBC122A
i
Conventions Used in Manuals
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 con-
ventions 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 User's Manual.
E.g.: For details about XX, see "1.2 Part Names and Functions" (page 2).

No. 99MBC122A
ii
Safety Precautions
Read these Safety Precautions thoroughly before operating the system 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 measuring instrument.
Do not use it for any purposes other than measuring.
zThis is an industrial product.
Do not use this product for any purposes other than industrial applications.
zThis product is precision equipment.
yHandle this product with care. Do not apply excessive shock or force to any of the parts during
operation.
yBe sure to mount the gage head securely.
yWhen handling the gage head, hold it by a part near the stem.Do not hold by the spindle/rubber
cap or cable.
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 prod-
uct 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 a󰀨ects 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, neg-
atively a󰀨ecting 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 o󰀨, etc.
yAmbient temperature, humidity
Avoid using it in a place that is subject to sudden changes in temperature or humidity.

No. 99MBC122A
iii
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 o󰀨 of the product with a soft, tightly woven cloth. Do not use organic solvents such as
thinner or benzine.
Power source
• Turn o󰀨 the power switch after use.
• Do not connect the AC adapter to high-current power used by machine tools or large CNC mea-
suring instrument.
• If you use a commercial power source, use a power cable measuring 30 m or shorter for the instru-
ment, and connect the instrument to the power source one-to-one.
• Use 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.
• Avoid outdoor wiring.
• Be sure to connect this product to ground.
• Connect the AC adapter to a grounding three-slot outlet.
Electromagnetic Compatibility (EMC)
This product complies with the EU EMC Directive. Note that in environments where electromagnetic
interference exceeds EMC requirements dened in this directive, appropriate countermeasures are
required to assure product performance.

No. 99MBC122A
iv
Export Control Compliance
This product falls into the Catch-All-Controlled Goods and/or Catch-All-Controlled Technologies (in-
cluding Programs) under Category 16 of Appended Table 1 of Export Trade Control Order or under
Category 16 of Appended Table of Foreign Exchange Control Order, based on 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-providing of the technology (including Programs), you shall 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, List-Control Technology (including Programs) under Category 1 - 15
of Appended Table 1 of Export Trade Control Order or under Category 1 - 15 of 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-providing of the technology (including Programs), you shall observe
the regulations of your country. Please contact Mitutoyo in advance.
Notes on Export to EU Member Countries
When you intend exporting of this product to any of the EU member countries, it may be required
to provide User's Manual(s) in English and EU Declaration of Conformity in English (under certain
circumstances, User's Manual(s) in the destination country's o󰀩cial language and EU Declaration
of Conformity in the destination country's o󰀩cial language). For detailed information, please contact
Mitutoyo in advance.
Disposal of Products outside the European Union and
Other European Countries
Please follow the o󰀩cial instruction in each community and country.
Disposal of Old Electrical & Electronic Equipment (Appli-
cable in the European Union and Other European Coun-
tries with Separate Collection Systems)
This symbol on the product or on its packaging is based on WEEE Directive (Directive on
Waste Electrical and Electronic Equipment), which is a regulation in EU member countries, and
this symbol indicates that this product shall not be treated as household waste.
To reduce the environmental impact and minimize the volume of landlls, please cooperate in
reuse and recycle.
For how to dispose of the product, please contact your dealer or the nearest Mitutoyo sales
o󰀩ce.

No. 99MBC122A
v
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的电子电气产品的标识。
电器电子产品只要按照安全及使用说明内容在正常使用情况下,从生产日期算起,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。
产品使用后,要废弃在环保使用年限内或者刚到年限的产品,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。

No. 99MBC122A
vi
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 mod-
i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 those desig-
nated or permitted by Mitutoyo
yFailure or damage owing to use in ultra-hazardous activities
This warranty is e󰀨ective only where the product 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, REP-
RESENTATIONS, 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, US-
AGE, 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.

No. 99MBC122A
vii
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 a󰀩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.

No. 99MBC122A
viii
About This Document
Positioning of this document in document map
The manuals for this product and related products are as follows.
zLinear Gage related
LGH-1010-B-EH
LGH-1010C-B-EH
High-Precision Linear Gage
LGH Series
User's Manual (this manual)
zSoftware related
SENSORPAK
User's Manual
zOther
DP-1VA LOGGER
Digimatic Mini-Processor
User's Manual
Intended readers and purpose of this document
zIntended readers
This document is intended for beginners of LGH-series Linear Gages.
The readers is assumed to have been familiar with basic operation of a PC.
They are also assumed to be able to understand instructions by reading technical drawings.
zPurpose
The objective of this document is to help you to understand the functional outline of the product, func-
tions of each part and how to use.

No. 99MBC122A
ix
How to read this document
zTo measure
Setup of this product and the setting of parameters (if necessary) are required in advance.
"1 Overview" (page 1) to "3.4 Overview of Parameter Setting" (page 28)
For basic operation, see "4 Basic Operations" (page 31)
For applied operation, see "4.7 CEL-Specic Parameter Setting" (page 37) in addition to the
above chapter.
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.
zTerms and denitions
yInternal counter (CEL): Four internal counters (CEL1–CEL4) which perform the origin setup, toler-
ance judgment, and peak detection for the input counter value.
yBANK: Switchable display unit. BANK1 displays CEL1 and CEL2, BANK2 displays CEL3 and
CEL4.
yUNIT: Six input circuits for various measurements.
Tips
For details about BANK, CEL, and UNIT, see "3.3.1 Internal Structure of the Counter" (page 22).

No. 99MBC122A
x
Contents
Conventions Used in Manuals ……………………………………………………………… i
Safety Precautions …………………………………………………………………………… ii
Precautions for Use…………………………………………………………………………… ii
Electromagnetic Compatibility (EMC) …………………………………………………… iii
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) ………… iv
China RoHS Compliance Information……………………………………………………… v
Warranty ………………………………………………………………………………………… vi
Disclaimer ………………………………………………………………………………………vii
About This Document ……………………………………………………………………… viii
Contents ………………………………………………………………………………………… x
1 Overview …………………………………………………………………………………… 1
1.1 Main Congurations ………………………………………………………………… 1
1.2 Part Names and Functions ………………………………………………………… 2
1.2.1 Gage Head/Signal Connection Cable …………………………………………………… 2
1.2.2 Counter Front………………………………………………………………………………… 3
1.2.3 Counter Back ………………………………………………………………………………… 4
1.3 Operation Flow ……………………………………………………………………… 5
1.4 For Accurate Measurement………………………………………………………… 6
1.4.1 Precautions for Measurement……………………………………………………………… 6
1.4.2 E󰀨ect of Temperature Environment on Accuracy ……………………………………… 6
2 Setup ……………………………………………………………………………………… 7
2.1 Unpacking and checking items included ………………………………………… 7
2.2 Mounting …………………………………………………………………………… 8
2.2.1 Gage Head…………………………………………………………………………………… 8
2.2.2 Counter ………………………………………………………………………………………10
2.3 Connections …………………………………………………………………………12
2.3.1 Power Source ………………………………………………………………………………12

No. 99MBC122A
xi
2.3.2 Connecting Cables for External Equipment ………………………………………………12
2.3.3 Connection Procedure ………………………………………………………………………13
2.4 Operation Check ……………………………………………………………………14
2.5 Checking the Spindle Condition ……………………………………………………15
3 Parameter Setting…………………………………………………………………………17
3.1 Procedure for Setting Parameters …………………………………………………17
3.2 List of Parameters …………………………………………………………………18
3.3 Details of Display Mode ……………………………………………………………22
3.3.1 Internal Structure of the Counter …………………………………………………………22
3.3.2 Details of Display Mode Selection (Parameter Number 06) ……………………………24
3.3.3 CEL-Specic Parameters …………………………………………………………………27
3.4 Overview of Parameter Setting ……………………………………………………28
4 Basic Operations …………………………………………………………………………31
4.1 Selection of Display A/B ……………………………………………………………31
4.2 Switching the Displayed BANK ……………………………………………………31
4.3 Zero Setting …………………………………………………………………………32
4.4 Preset …………………………………………………………………………………32
4.5 Peak Mode Setting …………………………………………………………………33
4.5.1 Procedure for Switching Peak Mode ………………………………………………………33
4.5.2 Procedure for Clearing Peak Value ………………………………………………………33
4.6 Tolerance Value Setting ……………………………………………………………34
4.6.1 3-Step Tolerance Value Setting (3-Step Tolerance Zone Selection) …………………34
4.6.2 5-Step Tolerance Value Setting (5-Step Tolerance Zone Selection) …………………35
4.7 CEL-Specic Parameter Setting……………………………………………………37
4.7.1 Procedure for Setting CEL-Specic Parameters …………………………………………37
4.7.2 Procedure for Setting Desired Multiplication Factor ……………………………………37
4.8 Registering, Reading, and Clearing Memory ……………………………………39
5 External Input/Output Function ………………………………………………………41
5.1 Digimatic Output Function (for DP-1VA LOGGER) ………………………………41
5.2 USB Communication Function …………………………………………………… 41
5.3 RS-232C Communication Function ………………………………………………42
5.3.1 Connections …………………………………………………………………………………42
5.3.2 Communication Commands ………………………………………………………………43
5.3.3 Saving and Loading Parameters …………………………………………………………44
5.3.4 Timing Chart …………………………………………………………………………………46
5.4 RS LINK Function……………………………………………………………………46
5.4.1 Connections …………………………………………………………………………………46

No. 99MBC122A
xii
5.4.2 Assignment of CHs …………………………………………………………………………47
5.4.3 RS-232C Data Output Duration ……………………………………………………………47
5.5 I/O Connector Terminal Function …………………………………………………48
5.5.1 Connections …………………………………………………………………………………48
5.5.2 Output Function………………………………………………………………………………50
5.5.3 Input Function ………………………………………………………………………………51
5.5.4 Timing Chart …………………………………………………………………………………52
6 Troubleshooting …………………………………………………………………………55
6.1 Troubleshooting………………………………………………………………………55
6.2 Error Messages………………………………………………………………………56
6.2.1 List of Error Codes …………………………………………………………………………56
6.2.2 Error Cancellation Method …………………………………………………………………58
7 Specications ……………………………………………………………………………59
7.1 Basic Specications …………………………………………………………………59
7.2 Outline Dimensional Drawing ………………………………………………………60
7.2.1 Gage Head/Signal Connection Cable ……………………………………………………60
7.2.2 Counter ………………………………………………………………………………………61
7.3 Option…………………………………………………………………………………62
SERVICE NETWORK …………………………………………………………………… App-1

1
1 Overview
No. 99MBC122A
1 Overview
This section describes product features and part names.
1.1 MainCongurations
This product is a high-resolution, high-precision length measuring instrument included in the high-
end series of our Linear Gage products.Be sure to use it in combination with the supplied EH Counter
(dedicated to LGH) .
Measurement
stand
Holder A
Holder B
Dedicated release
etc.
Code No. 542-715
LGH-1010-B-EH
(Minimum resolution: 0.01 µm)
Code No. 542-716
LGH-1010C-B-EH
(Minimum resolution: 0.01 µm)
Gage head
Standard
Gage head
Low measuring
force
Counter
EH Counter
(dedicated to LGH)
Counter
EH Counter
(dedicated to LGH)
Options
For details on the functions of the supplied counter, see "4 Basic Operations" (page 31).

2
1 Overview
No. 99MBC122A
1.2 Part Names and Functions
1.2.1 Gage Head/Signal Connection Cable
①
⑦
⑥
④
⑤
②
③
(Stroke)
Carbide Sø3 contact point (M2.5)
Cable length:
Approx. 2 m
No. Name Notes
①Stem
②Spindle/rubber cap LGH-1010C-B-EH does not have a rubber cap.
③Contact point Part No. 901312
④Release mount screw
⑤Connection cable connector
⑥Signal connection cable Detachable
⑦Serial label
Tips
The gage head and the signal connection cable have the same serial number as the counter.