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EX11x/21x Series

Quick Start Guide

253.872.0284   seametrics.com 

Components

Sensor with Electronics or 

Blind Housing, depending on 

options ordered.

Recommended Tools

Recommended:

•  Pipe drill or hole cutting saw
•  5/32” allen wrench
•  Crescent Wrench

Optional:

•  Channel locks

Warnings

• 

This meter is sensitive to heat. Do not weld or flame cut within 

10’ of meter. Heat will damage electronics. (Heat will void 
warranty.)

• 

Never attempt to remove a flow sensor when there is pressure 
in the pipe unless it is specifically designed for hot tap 

installation and removal.  Loosen the compression nut slowly 

to release any trapped pressure.  If fluid sprays out when 

removing the sensor, stop turning and depressurize the pipe.  
Failure to do so could result in the sensor being thrown from 
the pipe, resulting in damage or serious injury.

•  Improper sealing of cables or cable glands will void warranty.

•  Not recommended for installation downstream of a boiler 

feedwater pump where installation fault may expose the 

flow sensor to boiler pressure and temperature.  Maximum 
recommended temperature is 130°F (Plastic), 200°F (Metal).

•  The EX11x/21x has a strong start and run current.  When 

using solar panels and VRSLA batteries as a power source, use 
caution to insure the EX-Series sensor has the -50 Low-power 
Option and that all Seametrics products on the power circuit 

receive sufficient voltage and current under all conditions.  

Failure to do so will lead to unreliable operation and possible 
damage to the unit(s). 

Refer to instruction manual for further details.

Seametrics supplied saddle or user 

supplied saddle or weldolet with 

1.5” female pipe threads

For Sales & Service Contact

2650 E. 40th Ave. • Denver, CO 80205

Phone 303-320-4764 • Fax 303-322-7242

1-800-833-7958

www.geotechenv.com

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