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readings.  This  instrument  is  portable,  hand-held  easyto  use,  Ba ery  status  indica on,  User 

Friendly Menu drivenprogrammable func ons. This instrument has a Cup type current meters 

are  scaled  two  fi hs  as  large  as  thestandard  type  current  meter,  it  does  not  have  a  tailing 

assemblyand is used with the wading rod. Its range of opera onsis 0.3 to 3.3 meter per second. 

The 2 inch diameterbucket wheel contains cups a single contact closure is madeeach movement 

of the bucket wheel. The calibra on chartprovided with the meter gives the velocity in m/sec

 

 

Brief Specifica ons:

 

Sensor:

 

6-Cup Type Current Meter

 

sensor.

 

Type:

 

Magne c sensor with one pulse per

 

revolu on. 

Processor: 16F628.

 

Technology: RISC. 

Display: 16x2 LCD.

 

Key board: 4x1 tac le Membrane. 

Velocity Range: 0 to 99.99 mtrs / Sec. 

Resolu on: 0.01 mtrs

 

/ Sec.

 

Averaging  me: 1 to 100 Secs. 

Power source: Dry Cell AA type 

Back up  me: Upto 200 hours.

 

Leakage current: < 2 micro amp (Equipment switched off).

 

 
 
 
 
 
 
 
 

 

 

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WATER CURRENT METER

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Summary of Contents for Nunes Instruments Propeller Type Water Current...

Page 1: ...19 WATER CURRENT METER 789 Avinashi Road Opp Regional Passport O ce COIMBATORE 641 018 E Mail nunescbe gmail com Mob 91 93456 45640 91 93452 26022 Ahinsa Khand ii Indirapuram Ghaziabad 201 014 DELHI...

Page 2: ...highly polished wooden box with wading rod electrical cable suspension cable Fish weight minor tools WATER CURRENT METER 789 Avinashi Road Opp Regional Passport O ce COIMBATORE 641 018 E Mail nunescb...

Page 3: ...Time Revolu on mode Date Time Revolu on dura on Facility stored measured data interfacing with PC Output data at PC in M S WORD Data downloading cable Data downloading so ware Speci ca on Display LCD...

Page 4: ...net which is mounted on the sleeve od the propeller The encapsula on of the impulse device is completely water ght and pressure ght thus allowing reliable measurements to be obtained even in waters ch...

Page 5: ...NIVERSAL WATER CURRENT METER Speci ca on Measuring Velocity 0 04 m s to 10 m s Propeller Diameter 125 mm Material Body Non corrosive high quality Calibra on Provided by Govt Agency WATER CURRENT METER...

Page 6: ...ndicator hasbeen designed to measure the Velocity of water in a owingstream or open Canal It comprises a Cup Type Water Current Meter Microcontroller based Digital Water Velocity Indicator Micro contr...

Page 7: ...wheel contains cups a single contact closure is madeeach movement of the bucket wheel The calibra on chartprovided with the meter gives the velocity in m sec Brief Speci ca ons Sensor 6 Cup Type Curr...

Page 8: ...Sensor Cable Current meter Sensor coupler Digital Water Velocity Indicator Fish Weight Hanging Plate Accessories Cup Type Water Current meter Sensor How to Assemble WATER CURRENT METER...

Page 9: ...the wading rod at the center of base plate insert by screwing the wading rod as shown below A er xing wading rod as per the depth requirement to base plate place it on the oor Wading Rod Base Plate W...

Page 10: ...Now a ach the sensor coupler to the sensor by screwing in clockwise direc on as shown below WATER CURRENT METER...

Page 11: ...Now Insert the sensorcouplerto the wadingrod ghten side bolt to make it gripped perfectly with wading rod as shown below WATER CURRENT METER...

Page 12: ...as shown below Now your con gure the Digital Water Velocity Indicator as per instruc on provided below in this instruc on manual a er con gura on your device is ready for taking readings Now connect...

Page 13: ...ont panel by pulling the panel in upward direction Here you will nd batteries installed in the instrument motherboard WATER CURRENT METER Now remove the old batteries replace with the new batteries Ma...

Page 14: ...ammable current meter equa on with storage Programmable polarity ve or ve for constant in the equa on Range of mul plier 0 0001 to 1 0000 Range of constant 0 0000 to 0 9999 Programmable averaging me 1...

Page 15: ...y displays the velocity of water in meters sec 5 If the user wants to see edit the calibra on equa on then press the FUNC key 6 The display now displays the Calibra on equa on with the cursor blinking...

Page 16: ...y previous saved with loca on number 13 If you want clear the memory of the Indicator just press enter in the clear memory func on 14 Instrument will display Memory Cleared 15 Push and hold the Power...

Page 17: ...rt the sh weight hanging plate to the sh weight insert the bolt followed by screwing nut to x it Now insert water current meter to the hanging plate insert the bolt followed by screwing nut to x it WA...

Page 18: ...e bolt followed by screwing nut to x it as shown below Now sh weight assembly is ready to lower to the river stream for measurement Pre Allow about 10 15 seconds timebetween aswitch OFF ON sequence to...

Page 19: ...ggressive heavily soiled or mixed with sand and bed load Servicing The current meter is a precision instrument and should be handled with due care in order to ensure high metering accuracy Rinse the c...

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