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407227

更新时间： 2022-12-14 19:53:17

品牌	Logo	应用领域
EXTECH		仪表
页数	文件大小	规格书
6页	184K
描述
Heavy Duty pH, mV, & Temperature Meter

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407227 数据手册

Battery Replacement

The low battery indicator (LBT) appears on the LCD when the 9V battery needs replacing.

1. Remove the meter's rubber protective holster.

2. Open the battery compartment using a small coin or screwdriver.

3. Replace the 9V battery and re-assemble the meter.

Calibration and Repair Services

Extech offers complete repair and calibration services for all of the products we sell. For

periodic calibration, NIST certification or repair of any Extech product, call customer

service for details on services available. Extech recommends that calibration be performed

on an annual basis to insure calibration integrity.

Warranty

EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and

workmanship for one year from date of shipment (a six month limited warranty applies on sensors and

cables). If it should become necessary to return the instrument for service during or beyond the warranty

period, contact the Customer Service Department at (781) 890-7440 ext. 210 for authorization or visit our

website at www.extech.com (click on ‘Contact Extech’ and go to ‘Service Department’ to request an RA

number). A Return Authorization (RA) number must be issued before any product is returned to Extech. The

sender is responsible for shipping charges, freight, insurance and proper packaging to prevent damage in

transit. This warranty does not apply to defects resulting from action of the user such as misuse, improper

wiring, operation outside of specification, improper maintenance or repair, or unauthorized modification.

Extech specifically disclaims any implied warranties or merchantability or fitness for a specific purpose and

will not be liable for any direct, indirect, incidental or consequential damages. Extech's total liability is limited

to repair or replacement of the product. The warranty set forth above is inclusive and no other warranty,

whether written or oral, is expressed or implied.

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Support Hotline (781) 890-7440

Tech support: Ext. 200; Email: support@extech.com

Repair/Returns: Ext. 210; Email: repair@extech.com

Website: www.extech.com

Page 6

Model 407227 Ver. 2.1 Oct. 2002

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