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Instruction Manual 2009  

Rev 3 

 

DFS2 Doppler Flow Switch 

   

 

 

 

 

 

 

 

  

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

                         

 

INSTRUCTION 

MANUAL 

 

 

DFS2 

DOPPLER FLOW SWITCH 

(With rate indicator) 

UK / Europe Office 
Tel: 

 

+44 (0)8

45 9000 601

 

Fax: +44 (0)8

45 9000 602

   

[email protected]  
www.omniinstruments.co.uk

 

Australia / Asia Pacific Office 
Tel 

 

+61 (0)282 442 363 

Fax +61 (0)294 751 278

 

[email protected]

 

www.omniinstruments.com.au 

USA / Canada Office 
Tel 

 

+1-866-849-3441 

Fax +1-866-628-8055

 

[email protected]

 

www.omniinstruments.net

 

Содержание DFS2

Страница 1: ...ice Tel 44 0 845 9000 601 Fax 44 0 845 9000 602 info omniinstruments co uk www omniinstruments co uk Australia Asia Pacific Office Tel 61 0 282 442 363 Fax 61 0 294 751 278 info omniinstruments com au...

Страница 2: ...ay on and delay off adjustable timers The DFS2 requires 24Vdc 115 or 230Vac power supply Two selectable flow ranges of 0 2 m s or 0 6 m s are available and the flow rate is displayed on a bar graph in...

Страница 3: ...rate with or without latch Latch Selection JP2 Position 1 ON latch reset Relay energised in normal conditions i e between high and low limits giving a failsafe mode In alarm condition the relay will d...

Страница 4: ...1 to Hi position and adjust high trip potentiometer to display the required alarm setting NB Return slide switch to centre position for normal operation Delay Off Timer T1 Under normal operating condi...

Страница 5: ...must be cleaned to bare metal A small amount of pipe pitting even with spots of paint or rust will not cause problems e The transducer must be mounted accurately parallel to the pipe axis for correct...

Страница 6: ...ting Relay Does Not Operate Possible Cause High trip point set below low trip point Unit faulty Corrective Action Adjust high trip point above low trip point Return unit to factory Signal Strength LED...

Страница 7: ...1 Relay 1Amp SPDT Transducer Cable 3 metre length Temperature Sensor 20 to 90 C Electronics 10 to 50 C Electronics IP65 Polycarbonate Enclosure 120 x 120 x 55mm Power Input 115 230V ac 50Hz 24V dc 10...

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