ADP-402-120 Quarter-bridge 2-wire Adapter (120 ohm)
INSTRUCTION MANUAL
Thank you for purchasing KYOWA's product ADP-402-120.
Read this Instruction Manual carefully in order to make full use of the high performance capabilities of the product.
Do not use the product in methods other than described in this Manual.
Generally, company names and trade names described in this Instruction Manual are trademarks or registered trademarks of the
companies.
This Instruction Manual may not be copied or reproduced, in whole or part, without consent of KYOWA.
Copyright © Kyowa Electronic Instruments Co., Ltd. All rights reserved.
The contents of the Instruction Manual are subjected to change without prior notice.
We assume no responsibility whatever for any damage resulting from the use of this product.
● STANDARD ACCESSORIES
The following accessories are packed with the ADP-402-120.
When unpacking, check the contents to ensure that all accessories are enclosed.
JCIS10-70 Miniature Screw (M2x4) ················································································ 1
● SAFETY PRECAUTIONS (Do not forget to read the safety precautions prior to use.)
ADP-402-120 is the Adapter for MRS-104A-S. Do not use the ADP-402-120 with other than the MRS-104A-S. Or, trouble may result.
The ADP-402-120 is designed to be used according to "SPECIFICATIONS". Do not use the product in an environment exceeding the specifications. Or,
it may cause troubles.
・PRIOR TO USE
For safe use of the product, do not forget to read the "SAFETY PRECAUTIONS" prior to use.
KYOWA assumes no liability for any damage resulting from the user's failure to comply with the safety precautions.
・SAFETY SYMBOLS
For safety operation of the product, the following symbol marks are used in the Instruction Manual.
WARNING
Improper operation of the system may result in death or severe injury of the operator.
Improper operation of the system may result in injury of the operator and physical damage of
CAUTION
the system.
To prevent the risk of fire hazard or explosion, do not use the ADP-402-120 in environment with inflammable gas, vapor, or dust.
Do not operate the ADP-402-120 in environment with excessive moisture, dust or oil dust.
If the ADP-402-120 is emitting smoke, ignited, or producing abnormal heat, immediately turn OFF.
When soldering lead wires, take care not to damage wire jackets or make soldering defects. Or, electric shock or fire hazard of
the instrument may result.
WARNING
IM-A-1275 Dec. 2019
The ADP-402-120 is designed to be used according to "SPECIFICATIONS". Do not use the product in an environment exceeding
the specifications. Or, it may cause troubles.
Do not store the ADP-402-120 at a place exposing to direct sunlight or with excessively high temperature, humidity or to dust.
Do not use or strage the product under dusty or fine particles or corrosive gas environment.
Use or strage under these environment, may result in lower performance and troubles.
Do not expose the product to the air if it is used and stored nearby sea. Air exposure nearby sea may cause lower performance and
products failure.
Do not get the ADP-402-120 close to water. Or never handle the ADP-402-120 with wet hands.
Lay cords and cables with a certain allowance so that unreasonable force is not applied to the connections.
Or, it may interrupt the measurements, break the cables, and damage the connectors.
Do not attempt remodel the ADP-402-120. Kyowa Electronic Instruments Co., Ltd. assumes no liability for any failure, damage,
and accidents resulting from user's remodeling
The ADP-402-120 is an adapter specified for strain gage, strain gage transducer, and battery.
Do not connect the sensors other than specified. Or, damage of the product may result.
Use the soldering iron to melt the solder and make connections. Special care should be taken when handling soldering irons and
solders.
Maintain the temperature of the soldering iron tip between 260 to 350˚C (within 5 seconds). Repeated soldering can damage the
pins or lead wires. If such damage occurs, stop using the product and buy a new one.
● NOTATIONS USED IN THE INSTRUCTION MANUAL
The following notations are used in the Instruction Manual for convenience.
・Informational notes
Certain notations are used as necessary to attract your attention to information that requires special care when handing the product, and to information
provided for reference purposes.
Examples of Notations
NOTE
Essential precautions required when handling the product.
●OUTLINE OF PRODUCT
◆OUTLINE
This product is a measuring adapter that includes a built-in 120 ohm-gage bridge circuit for inputting the signal from a strain gage attached to a test
piece into a 4ch-Strain Transmitter (MRS-104A-S). Three high-precision 120 ohm dummy resistors are connected internally, and the bridge circuit is
formed by connecting a 2-wire 120 ohm gage.
This product is a measuring adapter attached to (CH1, CH2) or (CH3, CH4) of MRS-104A-S.
●CONNECTION
Wire as shown below.
Transmitter Main Body
Quarter-bridge 2-wire Adapter (120 ohm)
(ADP-402-120)
CAUTION
MEMO
Reference items required when handling the product.
CH1
CH2 CH3
CH4
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