Valeport BFM001 Скачать руководство пользователя страница 22 | Manualshive

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Valeport BFM001 Скачать руководство пользователя страница 22

Model 001 & 002 Flowmeter Operating Manual
MANUAL-1550859975-1 | issue: 1.1

©

2021

– Valeport Ltd

Page | 19

6.1 Gauging Accessories

In addition to the standard "Braystoke" BFM001 and BFM002 flowmeter equipment, Valeport
manufacture a range of accessories to assist with Gauging operations. These accessories include:

SK7 to SK90

Columbus Sinker Weights, 7 to 90 kgs

SK100

Suspension Derrick

SK178S

Gauging Winch Fitted with 35m cable and connections for the BFM001/2

SK178L

Large Gauging Winch with 100m cable and connections

For full details on these products and Valeport's complete range of hydrological and oceanographic
equipment, please consult the factory.

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Содержание BFM001

Страница 1: ...must not be copied reprinted or reproduced in any material form either wholly or in part and the contents of this document and any method or technique available there from must not be disclosed to any...

Страница 2: ...7 5 2 Running the Model 0012B 7 5 3 Setting Up Running Mode 9 5 4 Changing Sampling Period 9 5 5 Options Menu 10 5 6 Logging Menu 11 5 6 1 Change Date Time 11 5 6 2 Viewing Stored Data 12 5 6 3 Extra...

Страница 3: ...plication 26 A 1 3 Recognition 26 A 1 4 Rating Equations and Table 26 A 1 5 Reliability 27 A 1 6 Individual Calibration 27 A 1 7 Further Details 27 A 2 Group Calibration of the 1178 Series Impeller 28...

Страница 4: ...e meter hub produces a strong magnetic field and allows only one pulse per impeller revolution The only moving part of the Meter is the neutrally buoyant impeller which houses the magnets The bearings...

Страница 5: ...nsion bar through the Meter and set the bar at the required height using the suspension pin iii Clip the suspension cable to the top end of the suspension bar using the stainless steel shackle provide...

Страница 6: ...rew the nose cone of the impeller anticlockwise to remove ii With a 3mm spanner hold the nut nearest to the washer and with another spanner release the other nut iii Remove both nuts washer and impell...

Страница 7: ...bly Refer to Figure 5 Reed Switch Assembly i Hold reed switch adapter cable end unscrew the housing in an anticlockwise direction If it is tight a pair of pliers may be used but great care should be t...

Страница 8: ...sical Specification Size 244mm L x 163mm H x 94mm W Weight 2kg Material Moulded ABS Plastic Sealed IP67 10 seconds at 0 3 metres Strap Adjustable Shoulder Strap Power 8 C cells providing life of appro...

Страница 9: ...revious period are displayed and held during the subsequent period until updated The average and SD are calculated over the last period pulses or time as set and is updated every second or pulse as ap...

Страница 10: ...This menu also allows access to the USER CALIBRATION menu and to the LOGGING SETUP menu For further information refer to Section Options Menu CONTINUE Places the unit in Run Mode See Section Running t...

Страница 11: ...y set The real time data will be displayed at the bottom of the screen and a count of either pulses or seconds displayed at the top If the unit is in logging mode the current record number will be dis...

Страница 12: ...MPLING menu which enables the user to alter the number of seconds or pulses in the averaging period See Section Changing Sampling Period METER The type of meter currently selected is displayed here To...

Страница 13: ...ledgment of pulses On and Off BACKLIGHT ON OFF Optional If backlight is fitted this key toggles it On and Off Refer to Section Physical Specification for details of battery life with and without backl...

Страница 14: ...red data from the unit A screen will appear requesting confirmation that the user wishes to erase memory Press YES to continue or EXIT to return to LOGGING MENU If YES is pressed a message will confir...

Страница 15: ...cting Data Selecting EXTRACT DATA at the LOGGING MENU reveals the following display Connect the unit to a PC via the data interface lead supplied Run a terminal emulation program on the PC ensuring th...

Страница 16: ...the name and calibration coefficients of a new meter See Section Setting Calibration Coefficients EXIT Puts the unit into Run Mode Refer to Section Running the Model 0012B 5 8 Reading Calibration Coe...

Страница 17: ...des and format detailed below The Model 0012B will not be able to display speed data if the pulse output from the impeller exceeds 50Hz The operating ranges of all Valeport impellers fall well within...

Страница 18: ...mat using spaces as separators All 011 New name string cr OTHER 1 IMPELLER Changes the name of other 1 impeller from other 1 to new name string for ease of user identification All 012 New name string...

Страница 19: ...or a line fit this will be 1 See Table 1 above Coefficient slope of the line Offset the line constant Max_lt the end point beyond which the present straight line parameters no longer operate All strai...

Страница 20: ...odes Ident_number Calibration Function No For a polynomial fits this will be 2 See Table 1 above C number X Coefficient factor X7 C7 X6 C6 X5 C5 X4 C4 X3 C3 X2 C2 X1 C1 C0 All polynomial fits are cons...

Страница 21: ...weight BFM0017 35m conductor suspension cable breaking strain 100 Kg fitted with reed switch for BFM001 and jack plug assemblies BFM0027 35m conductor suspension cable breaking strain 100 Kg fitted w...

Страница 22: ...nge of accessories to assist with Gauging operations These accessories include SK7 to SK90 Columbus Sinker Weights 7 to 90 kgs SK100 Suspension Derrick SK178S Gauging Winch Fitted with 35m cable and c...

Страница 23: ...gram BFM001 Figure 1 Sectional Diagram BFM001 Reed switch holder assembly Bias magnets Main body A To r elese r eed switch holder push button A in dir ection of ar r ow Hub face Back bush Impellor sha...

Страница 24: ...ating Manual MANUAL 1550859975 1 issue 1 1 2021 Valeport Ltd Page 21 7 2 Figure 2 BFM001 Impeller Shaft Setting Figure 2 BFM001 impeller shaft setting 5 787 147mm Dimension fr om tip of shaft to hub f...

Страница 25: ...of BFM002 Figure 3 sectional diagram of BFM002 MAIN BODY HUB FACES IMPELLER NOSE CAP TIP OF SHAFT REED SWITCH HOLDER ASSEMBLY BIAS MAGNETS A RELEASE To release reed switch holder push button A in dire...

Страница 26: ...nual MANUAL 1550859975 1 issue 1 1 2021 Valeport Ltd Page 23 7 4 Figure 4 BFM002 Impeller Shaft Setting Figure 4 BFM002 impeller shaft setting 4 00 101 50mm Dime n sio n fr o m tip o f sh a ft to h u...

Страница 27: ...Section 7 Figures Page 24 2021 Valeport Ltd 7 5 Figure 5 Reed Switch Assembly Figure 5 reed switch assembly Reedswitchholderassembly Signal Cable...

Страница 28: ...are not authorised by Valeport Ltd could void the CE compliance of the product and negate your authority to operate it This product has demonstrated CE compliance under conditions that include the us...

Страница 29: ...to tip some earlier meters had blades of uniform thickness ii a land or step about 3mm wide on the impeller hub forward to the leading edge of the blades on the preceding 475 series the root of the im...

Страница 30: ...002 0 003 0 004 1 5 1 2 1 1 1 1 1 5 1 4 2 3 4 4 14 0 It is particularly important therefore not to extrapolate the first equation of the group calibration below the stated lower limit Individual Calib...

Страница 31: ...3 The limiting values of rotation speed correspond to flow speeds of 0 060 0 130 0 543 and 3 023 m s respectively The equations are evaluated as a ready reference rating table see following pages The...

Страница 32: ...evant equation this flow speed corresponds to a rotation speed of 0 26 m s All the meters except three were run to a maximum speed of about 3m s the exact value varying from test to test However the c...

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