Brotek,  Battery operated portable sonic flow meter available with inbuild printer / and SD card facility with 20 hour continuous work after charging,

     ATVUK SFM PP Portable ultrasonic flow meter realizes the non-contact measurement. It is ideal for flow surveys and closed-pipe application where non-invasive measurement of liquids is required. Built-in SD card and printer can timely or regularly print pre-set measuring results.

Temperature and heat can also be measured by connecting clamp on temperature transducer. Widely be used in water supply, heat supply, chemical industry, machinery and energy resources.    

Portable sonic flow meter available with optional clamp on transducer:

1) Line size wise : 
     DN 15 -- DN 100 
     DN 50 -- DN 700
     DN 300 -- DN 6000 

2) Measuring temperature wise :
    -30 to 90 deg C
    -30 TO 160 DEG C

Comon specification of Hand held sonic flow meter :

Principle    : Transit -time sonic flow meter
accuracy   : 1%
Display      :  LCD backlight display
Output       : RS 232/ pulse/4 to 20mA/relay
Input : 3 way 4-20mA , for pressure, temperature and 
              level         
Data logger : external SD card - 2GB
Flow rate   :0 to +/- 10 m/s
power supply : 8 nos, AAA  Ni-MH battery, 1.2 v 
                    : 20 hour operation
                    : 90v-260 v ac charger
Transducer     : IP-67

Pipe material : Steel, Stainless steel, Cast iron, Copper, Cement pipe, PVC, Aluminum, Glass steel product, liner is allowed

For more detail please conatct company or download cateloge,