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IM 720940-01EN  1/2

User's

Manual

Conventions Used in This Manual

The notes and cautions in this manual are categorized using the following symbols.

 

Improper handling or use can lead to injury to the user or damage to the instrument. 
This symbol appears on the instrument to indicate that the user must refer to the 

user’s manual for special instructions. The same symbol appears in the corresponding 

place in the user’s manual to identify those instructions. In the manual, the symbol is 

used in conjunction with the word “WARNING” or “CAUTION.”

 WARNING 

Calls attention to actions or conditions that could cause serious or fatal injury to the user, and precautions 
that can be taken to prevent such occurrences.

 CAUTION 

Calls attention to actions or conditions that could cause light injury to the user or damage to the 
instrument or user’s data, and precautions that can be taken to prevent such occurrences.

French

 

Une manipulation ou une utilisation incorrectes risquent de blesser l’utilisateur ou 
d’endommager l’instrument. Ce symbole apparaît sur l’instrument pour indiquer à 

l’utilisateur qu’il doit se reporter au manuel de l’utilisateur afin d’y lire les instructions 

spécifiques correspondantes. Ce même symbole apparaît à la section correspondante 

du manuel de l’utilisateur pour signaler lesdites instructions. Dans le manuel de 

l’utilisateur, ce symbole est accompagné des termes AVERTISSEMENT et ATTENTION.

AVERTISSEMENT  

Attire l’attention sur des gestes ou des conditions susceptibles de provoquer des 

blessures graves (voire mortelles), et sur les précautions de sécurité pouvant 

prévenir de tels accidents.

 ATTENTION 

Attire l’attention sur des gestes ou des conditions susceptibles de provoquer des blessures 
légères ou d’endommager l’instrument ou les données de l’utilisateur, et sur les précautions de 
sécurité susceptibles de prévenir de tels accidents.

Note 

Calls attention to information that is important for the proper operation of the 

instrument.

Safety Precautions

This product is designed to be used by a person with specialized knowledge. The general safety 

precautions described herein must be observed during all phases of operation. If the instrument is used 

in a manner not specified in this manual, the protection provided by the instrument may be impaired. This 

manual is part of the product and contains important information. Store this manual in a safe place close to 

the instrument so that you can refer to it immediately. Keep this manual until you dispose of the instrument. 

YOKOGAWA assumes no liability for the customer’s failure to comply with these requirements.

The following symbols are used on this instrument.

 

Warning: handle with care. Refer to the user’s manual or service manual. This symbol 

appears on dangerous locations on the instrument which require special instructions 

for proper handling or use. The same symbol appears in the corresponding place in 

the manual to identify those instructions.

French

 

Avertissement : À manipuler délicatement. Toujours se reporter aux manuels 

d’utilisation et d’entretien. Ce symbole a été apposé aux endroits dangereux de 

l’instrument pour lesquels des consignes spéciales d’utilisation ou de manipulation 

ont été émises. Le même symbole apparaît à l’endroit correspondant du manuel pour 

identifier les consignes qui s’y rapportent.

Safety Precautions

 WARNING

Observe the following precautions to prevent fire or electric shock.

Usage

•  The GPS unit is designed exclusively for YOKOGAWA products. Do not use the 

GPS unit for devices other than the specified YOKOGAWA products.

•  Do not disassemble or modify the GPS unit.

•  Do not drop or throw the GPS unit.

•  Do not leave the GPS unit in a hot location, such as near fire or under the 

blazing sun.

 CAUTION

•  Do not use the GPS unit outdoors.

•  Do not allow the GPS unit to hang in the air during use.

Operating Environment Limitations

This product is a Class A (for industrial environment) product. Operation of this 

product in a residential area may cause radio interference in which case the user 

will be required to correct the interference.

This manual describes the safety precautions for using the GPS unit and the GPS unit specifications. 

For details on its handling procedure, see the user’s manual of the measuring instrument that the GPS 

unit will be used with.

IM 720940-01EN

4th Edition

French

 AVERTISSEMENT

Respecter les précautions suivantes pour éviter de provoquer un incendie ou de 

vous électrocuter.

Utilisation

•  l'unité GPS est exclusivement conçu pour les produits YOKOGAWA. Ne pas 

utiliser l'unité GPS pour d’autres appareils que les produits YOKOGAWA 

indiqués.

•  Ne pas démonter ou modifier l'unité GPS.

•  Ne pas laisser tomber ou jeter l'unité GPS.

•  Ne pas laisser l'unité GPS dans un endroit chaud, par exemple à proximité d’un 

feu ou en plein soleil.

 ATTENTION

•  Ne pas utiliser l'unité GPS à l’extérieur.

•  Ne pas laisser l'unité GPS pendre dans le vide en cours d’utilisation.

The GPS unit comes with the following manuals. Please keep them in a safe place.

Manual Title

Manual No.

Description

GPS Unit User’s Manual

IM 720940-01EN

This manual.

Model 720940

Radio Equipment Directive(RED)

IM 720940-04Z2

Manual for Radio Equipment Directive(RED)

Safety Instruction Manual

IM 00C01C01-01Z1 Safety manual (European languages)

Inquiries 

PIM113-01Z2

Contact information of Yokogawa offices 

worldwide is provided.

 

* The “-EN” in the manual number is the language code.

Models

Model

Suffix

Specifications

720940

GPS Unit

 

Standard Accessories

Magnet plate for mounting   

1

Double-sided tape for magnet plate  1

Manuals

IM 720940-01EN

User's manual (this manual).

IM 720940-04Z2

Manual for Radio Equipment Directive(RED)

IM 00C01C01-01Z1 Safety manual (European languages)
PIM113-01Z2

Contact information of Yokogawa offices 

worldwide is provided.

Specifications

Item

Specification

Receiver Type

GPS(USA)/GLONASS(Russia)/QZSS(Japan)

SBAS(MSAS(Japan)/WAAS(USA)/EGNOS(Europe)/GAGAN(India))

Frequency Band

1575.42 MHz

1598.0625 MHz to 1605.375 MHz

Feature

1

Acquisition of GPS information (latitude, longitude, altitude, velocity, moving azimuth, 

and others)

Time synchronization with the measurement instrument that can be connected to the 

720940

Aquisition Sensitivity

-146 dBm Typical (when measurement is stabilized)

Tarcking Sensitivity

-165 dBm Typical (when measurement is stabilized)

Data update rate

1 Hz

Datum

WGS-84

Accuracy 

2

Horizontal position: 15 m or less (when measurement is stabilized, SA=OFF/PDOP≤3)

Velocity: 

1 m/s(when measurement is stabilized, SA=OFF/PDOP≤3)

Dynamic Condition

Altitude: 

-500 m to 18000 m

Velocity: 

1800 km/h or less

Acceleration:  2G or less

Measurement resolution

latitude, longitude: 

1x10

-6

°

Altitude: 

0.1 m, 1 m

Velocity: 

0.01 km/h, 0.1 km/h

Azimuth: 0.01°

Standard operating 

conditions

Ambient Temperature: 23°C±5°C

Ambient humidity: 20 to 80%RH

Positioning start time

40 sec Typical(normal temperature)

Operating environment

3

-30°C to 80°C, 95%RH or less(no condensation)

Storage environment

-40°C to 85°C, 95%RH or less(no condensation)

Vibration (inactive state)

44.1 m/s

2

 , 10 to 200 Hz

Power

3.3 V - 6.0 VDC

Suuply Current

65 mA Typical (5.0 VDC)

External dimensions

Approx. 50 mm (W) x 14.3 mm (H) x 44 mm (D) (excluding protrusions)

Weight

Approx. 130 g

Output cable length

Approx. 5 m

Output terminal

mini DIN 9pin male

Safety standards

Compliant standards:

 

EN 62368-1, EN IEC 62368-1

EMC

Compliant standards:

 

EN 301 489-1, EN 301 489-3, EN 301 489-19

EMC Regulatory Arrangement in Australia and New Zealand EN 55011 Class A Group 1

Korea Electromagnetic Conformity Standard ( 

한국 전자파적합성기준

 ) EN 61000-6-2  

Class A

This product is a Class A (for industrial environment) product. Operation of this product 

in a residential area may cause radio interference in which case the user will be required 

to correct the interference.

Radio Spectrum

Compliant standards:

 

EN 303 413

Environmental Standards 

4

EU RoHS Directive compliant

If you obtained this manual separately from the product, the specifications in this manual may differ 

from those of the product.

1  The operable time limit of this machine is 0 am April 17, 2033 (UTC time).

2  Depending on the measurement location, measurement environment, measurement time, this 

specification value may not be obtained.

3  If the operating environment range of the connected device is narrower than that of this instrument, 

use within the operating environment range of the connected device.

4  For conformity to environmental regulations and/or standards other than EU, contact your nearest 

YOKOGAWA office (PIM 113-01Z2).

720940

GPS Unit

4th Edition: December 2021 (YMI). All Rights Reserved. Copyright © 2017 Yokogawa Test & Measurement Corporation. Printed in Japan

*IM 720940-01EN/4*

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