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SMALL-SIZED BRIDGE BOX FOR 1-GAGE SYSTEM
Thank you for purchasing KYOWA's product Small-sized Bridge Box for 1-gage
system DBS-120B-8/DBS-350B-8.
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.
Copyright © KYOWA ELECTRONIC INSTRUMENTS CO., LTD. All rights reserved.
This Instruction Manual may not be copied or reproduced, in whole or part, without consent of KYOWA.
Generally, company names and trade names described in this Instruction Manual are trademarks or registered
trademarks of the companies.
The contents of the Instruction Manual are subjected to change without prior notice.
DBS-120B-8
DBS-350B-8
INSTRUCTION MANUAL
- 1 -
IM-A-1102 March 2016
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Summary of Contents for KYOWA DBS-120B-8
- Page 1 Copyright © KYOWA ELECTRONIC INSTRUMENTS CO., LTD. All rights reserved. This Instruction Manual may not be copied or reproduced, in whole or part, without consent of KYOWA. Generally, company names and trade names described in this Instruction Manual are trademarks or registered trademarks of the companies.
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Page 2: Table Of Contents
CONTENTS STANDARD ACCESSORIES··························································································1 OPTIONS ················································································································1 SAFETY PRECAUTIONS ·····························································································2 PRIOR TO USE ·········································································································2 SAFETY SYMBOLS····································································································2 NOTATIONS USED IN THE INSTRUCTION MANUAL ·························································4 1. PRODUCT OUTLINE ·······························································································5 1-1 PRODUCT OUTLINE···························································································5 1-2 FEATURES ·······································································································5 2. PARTS AND FUNCTIONS ··························································································6 3. CONNECTING FORM ······························································································8 3-1 SETTING FORM OF GAGE MODE ··········································································8 3-2 CONNECTING STRAIN GAGE···············································································9 3-3 CONNECTING STRAIN METER ···········································································... -
Page 3: Standard Accessories
This Instruction Manual describes Small-sized Bridge Box for 1-Gage System DBS-120B-8(T/C/CT) and DBS-350B-8(T/C/CT) (hereinafter referred to as the Bridge Box). STANDARD ACCESSORIES The Bridge Box comes with the following standard accessories. When unpacking, check the contents to ensure that all accessories are enclosed. -
Page 4: Safety Precautions
For safe use of the Bridge Box, do not forget to read the "Safety Precautions" prior to use. Kyowa Electronic Instruments Co., Ltd. assumes no liability for any damages resulting from the user's failure to comply with the safety precautions. - Page 5 CAUTION ● Immediately stop the Bridge Box if operating environment changes abruptly. Leave the Bridge Box as it is until it becomes adaptable to the environment. Abrupt change in ambient temperature due to transportation, etc. may cause dew condensation result to deteriorate its performance and cause trouble.
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Page 6: Notations Used In The Instruction Manual
NOTATIONS USED IN THE INSTRUCTION MANUAL Informational Notes Certain notations are used as necessary to attract your attention to information that requires special care when handing the Bridge Box, and to information provided for reference purposes. Examples of Notations NOTE Essential precautions when handling the Bridge Box. -
Page 7: Product Outline
1. PRODUCT OUTLINE 1-1 PRODUCT OUTLINE The Bridge Box is 8-channel type bridge box for strain gage measurement. Set a gage mode to 1-gage 2-wire system or 1-gage 3-wire system with gage mode switch on the upper face of the Bridge Box and connect a strain gage to the one-touch type terminal board. -
Page 8: Parts And Functions
2. PARTS AND FUNCTIONS (a) Terminal Board for Connecting Strain Gages One-touch type terminal board (1-CH) for connecting the lead wire of the strain gage. See "3-2 CONNECTING STRAIN GAGE" for the connection. ＭＥＭＯ ● Applicable lead wire Solid wire: φ0.4 mm to φ1.2 mm (UL AWG16 to 26) Stranded wire: 0.2 mm to 0.75 mm (UL AWG20 to 24) - Page 9 (e) GND Terminal A screw (M3) for the GND terminal. NOTE ● Grounding the GND terminal Be sure to ground the “GND” terminal. Or, it may cause an electric shock hazard, lower the performance, and cause trouble. ＭＥＭＯ ● For the GND terminal Connect the GND terminal and E terminal (gray) when noisy.
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Page 10: Connecting Form
3. CONNECTING FORM 3-1 SETTING FORM OF GAGE MODE The gage mode has 2 types: 1-gage 2-wire system and 1-gage 3-wire system. The connecting form of the strain gage and setting of gage mode switch for every gage system are described as follows. -
Page 11: Connecting Strain Gage
3-2 CONNECTING STRAIN GAGE 1) Push the button with the accessory small screwdriver. NOTE ● Press the following position. Or, the lock buttons may causes troubles such as unable to be locked. Be sure to press the above position with the accessory small screwdriver. - Page 12 2) Insert the lead wire with its coating peeled off approx. 10 mm all the way to its end into the round hole of the input terminal, with the button pressed. Lead wire Approx. 9 to 10 mm ＭＥＭＯ ● About length in which the coating of the lead is peeled off. Sample of the applicable peeled off lead wire is described on the Bridge Box with actual size.
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Page 13: Connecting Strain Meter
3-3 CONNECTING STRAIN METER Use the following connector to connect the strain meter. For the strain meter with NDIS connector: N-104 For the strain meter CDV-40B/A: N-105 Each cable length is 1.5 m. Lock screw Since the N-104 or N-105 connector has a lock function to prevent itself from falling off, the N-104 or N-105 connector is locked just by Release buttons inserting it. - Page 14 ＭＥＭＯ ● About the connection part between the N-104 or N-105 connector and cable. The connector having wide range of connection movement between the connector and cable is used for the cable. Therefore, the cable moves up, down, left, or right direction at the connection part. The is used to release the extra force that is transmitted to the fitting portion of the connector from the cable.
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Page 15: Select Led
4. SELECT LED 4-1 OUTLINE When using multiple Bridge Boxes, by lightening the SELECT LEDs, you can identify which Bridge Boxes are connected to the target CDV-40B/A. Connect the Bridge Box to the CDV-40B/A with the N-105 cable for using the SELECT LED. 4-2 WITH THE EDX-3000A/B Click the Environment icon and select the Configuration tab on the EDX-3000A/B. -
Page 16: Specifications
5. SPECIFICATIONS 1) Model Name Accessory Target (Note 1) The number of Model Name Channels Connection Applicable Gage Resistance DBS-120B-8 1-gage ● 2-wire DBS-120B-8T ● ● 120 ohm system DBS-120B-8C ● DBS-120B-8CT ● ● Strain gage 1-gage DBS-350B-8 ● 3-wire DBS-350B-8T ●... -
Page 17: About Screw Holes On Bottom Panel
6. ABOUT SCREW HOLES ON BOTTOM PANEL Four holes for M3 screws are arranged on the bottom panel of the Bridge Box. The screw holes are for fixing the Bridge Box with the fixing screws. Depth of the screw holes are 6 mm. In addition, put the accessory rubber feet (4) when not using the holes. -
Page 18: Outside Drawing
7. OUTSIDE DRAWING DBS-120B-8 and DBS-350B-8 (Unit: mm) N-104 Cable 1.5 m N-105 Cable 1.5 m - 16 -... - Page 19 DBS-MOUNT (Unit: mm) Plate thickness: 2 mm - 17 -...
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