Solartron Metrology OD4 Скачать руководство пользователя страница 2

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1.0 Index

Part No. 502621 Issue 10

Section Title

Page

1.0

Index . . . . . . . . . . . . . . . . . . . . . .

2.0

Safety Information . . . . . . . . . . . .

3.0

Introduction . . . . . . . . . . . . . . . . .

3.1

OD4 Mk2 Enhancements . . . . . . .

4.0

Installation . . . . . . . . . . . . . . . . . .

4.1

Mounting . . . . . . . . . . . . . . . . . . .

4.2

Operational Environment . . . . . . .

4.2.1

Residential, Commercial & Light

Industrial Environments . . . . . . . .

4.2.2 Industrial Environments . . . . . . .

4.3 Electrical Connections . . . . . . . .

4.4

Connecting the Transducer . . . . .

4.5

Connecting the Power Supply . . .

4.6

Connecting the Signal Out . . . . . .

Section Title

Page

4.6.1

Voltage Connections . . . . . . . . . .

4.6.2

Current Connections . . . . . . . . . .

4.7

Using an EMC Cable Gland . . . . .

5.0

Setting up the Transducer and OD4 . 14

5.1

Option Links Explained . . . . . . . . . . . 15

5.2

Basic Procedure . . . . . . . . . . . . . . . . 17

5.3

Sensitivity and the X2, X4,DIV2 Links . 21

6.0

Half-Bridge Version . . . . . . . . . . . . . . 22

7.0

Specifications . . . . . . . . . . . . . . . . . . 22

7.1

Electrical . . . . . . . . . . . . . . . . . . . . . . 23

7.2

Mechanical and Connections . . . . . . 25

7.3

Environmental . . . . . . . . . . . . . . . . . 25

7.4

Notes . . . . . . . . . . . . . . . . . . . . . . . 26

Return Of Goods

Solartron Sales Offices

1.0 Index

Содержание OD4

Страница 1: ...PRODUCT NAME user manual Product Type OD4 user manual Conditioning Module ...

Страница 2: ... Connecting the Transducer 9 4 5 Connecting the Power Supply 11 4 6 Connecting the Signal Out 11 Section Title Page 4 6 1 Voltage Connections 11 4 6 2 Current Connections 12 4 7 Using an EMC Cable Gland 13 5 0 Setting up the Transducer and OD4 14 5 1 Option Links Explained 15 5 2 Basic Procedure 17 5 3 Sensitivity and the X2 X4 DIV2 Links 21 6 0 Half Bridge Version 22 7 0 Specifications 22 7 1 Ele...

Страница 3: ...l indicates where applicable cautionary or other information is to be found WARNINGS Do not operate in an explosive atmosphere To avoid explosion do not operate this equipment in an explosive atmosphere Safety Critical Environments This equipment is not intended for use in a safety critical environment CAUTION Low Voltage This equipment operates at below the SELV and is therefore outside the scope...

Страница 4: ...ground If this is not possible discharge yourself by touching a metal part of the equipment into which the conditioning electronics is being installed Connect the transducer and power supplies with the power switched off Ensure any tools used are discharged by contacting them against a metal part of the equipment into which the conditioning electronics is being installed During setting up of the c...

Страница 5: ...up to 10 V together with 20 mA 3 1 OD4 MK2 Enhancements The OD4 MK2 has been designed as a form fit and function replacement for the original OD4 but with several enhancements Wider gain range allowing ALL Solartron transducers to be connected without the need for attenuation resistors Up to 10 V dc and 20 mA are available for all gain settings Fixed and variable offsets make setting of uni polar ...

Страница 6: ...ternal adjustments Space should also be allowed for the transducer connector EMC glands if fitted and cabling It is recommended that the OD4 case be connected to earth or chassis Underside Mounting Top Side Mounting Note If replacing OD4 MKI a retrofit mounting kit is available if repositioning holes is not possible This earth connection is not a safety earth but is part of the overall electrical ...

Страница 7: ...as required Standard data cable such as generic CAT5 UTP will also give good performance 4 2 2 Industrial Environments Typically this will be an industrial environment where there is equipment likely to produce high levels of electrical interference such as welders machine tools cutting and stamping machines Connections should be made using screened cable Braided or foil screened cables may be use...

Страница 8: ...e similar for OD4 fitted with EMC glands and screened cable Separate Power Supply and Signal Out wires Power Supply and Signal Out wires from one end only Connections to the power supply should be routed to one side as shown This helps to reduce interference between power supply wires and the more sensitive parts of the circuitry A technical note explaining good practice for cable installation and...

Страница 9: ...te V V A B Centre Tap VO Measured Output Red Blue Yellow Case LVDT Cable Screen Black Case Plug view into pins Standard LVDT Gauging Probe Plug Connections Note 1 indicates inward m ovem ent of the tip Note 2 The transducer body m ay be disconnected from the cable screen by cutting the black wire inside the connector 3 4 5 2 1 Green W hite LVDT Electrical Connections Red and Blue Energising Green ...

Страница 10: ...lf Bridge Gauging Probe Plug Connections Note 1 indicates inward m ovem ent of the tip Note 2 The transducer body m ay be disconnected from the cable screen by cutting the black wire inside the connector 4 2 1 3 5 LINK Half Bridge Electrical Connections Red and Blue Energising Green and White Signal Yellow In Phase for Inward Displacement Red and Yellow In Phase for Inward Displacement Black Trans...

Страница 11: ...upply 0V signal and case are all internally connected together at the OD4 4 6 Connecting the Signal Out The output signal may be voltage or current 4 6 1 Voltage Connections Voltage can easily be monitored using a variety of instrumentation such as voltmeters Voltage drops along wires contribute to measurement errors so care must be taken when using long cable lengths 100 m for example High impeda...

Страница 12: ...ble for transmitting over longer distances because current is not lost due to wiring resistance Additionally with a low impedance a current loop is less likely to pick up noise The total loop resistance resistance of measuring equipment and wiring must not exceed specification Note The OD4 is not loop powered so a power supply must not be used in line with the current output 4 0 Installation conti...

Страница 13: ... cable is being used Remove the grommet and fit the cable gland as shown below Prepare cable as shown Slide the Dome nut sealing ring and plastic insert over cable Fold and roll the screen back over itself to form a lump Rolled Back Screen Dome Nut Sealing Ring Plastic Insert Gland Body Case Wall Rotate Gland Body to Tighten Push cable into gland body followed by the plastic insert ensure anti rot...

Страница 14: ...oltage and current output are available at the same time although they cannot be individually adjusted Either voltage or current should be chosen as the calibration reference All outputs use 0V signal as the signal reference A list of standard link settings is available see section 5 2 CAUTION During installation and adjustment the top of the enclosure has to be removed for access to user adjustme...

Страница 15: ...No offset Links Parked Fine Offset Fine trim around any fixed offset Potentiometer Adjustment Mid Position 7 Null Used during set up to null output ON OFF OFF Freq Selects transducer primary frequency Lo ON Hi Parked Hi Freq Link Parked Input Resistance Sets transducer secondary load 100 KΩ Parked 10 KΩ ON 2 KΩ ON 100 KΩ Link Parked Polarity FR Enables output signal direction change 2 Links across...

Страница 16: ... as appropriate For a bi polar output i e 10 VDC or 20 mA follow steps 1 to 3 For a uni polar output i e 0 10 V 0 20 mA or 4 20 mA follow steps 1 to 4 In either case step 5 final checks should be followed on the completion of the set up Zero 5V 5V Null electronics transducer Null Zero transducer electronics Null 5V 0V 10V electronics transducer Shift zero V V V Hz KΩ Step 1 Set up OD4 links Step 2...

Страница 17: ...teristics are not known the standard link settings should be used If your transducer is known to be outside of the standard sensitivity range the X2 or DIV2 links will have to be used See section 5 3 STEP 2 Align OD4 Null and Transducer Null Any electrical offset in the OD4 is removed The transducer position is adjusted so that transducer and OD4 nulls are aligned Null the OD4 1 Put the Gain link ...

Страница 18: ...terations may be required when adjusting Gain and Offset Please contact your supplier if guidance is required STEP 3 Setting Bi Polar Full scale Output 1 Move the transducer to the position where maximum OD4 output is required 2 If the polarity of the output is wrong move the Polarity FR links to the R position see link diagram Move the transducer back and re check the zero position Adjust transdu...

Страница 19: ...et the transducer to give 5 V over the full range and then with the transducer at null add 5 V offset Adjust the Fine Offset control to give 5 V When the transducer is moved to the 1 mm position the output will be 10 V Example 4 20 mA is required for a 1 mm transducer Set the transducer to give 8 mA over the full range and then with the transducer at null add 5 V approx 10 mA offset Adjust the Fin...

Страница 20: ...ensitivity is quoted as mV V mm Where mV is the output of the transducer V is the primary voltage mm is the mechanical position of the transducer from null usually mid mechanical range To get the transducer Full Range Output multiply all three together Example AX 1 0 sensitivity is 210 mV V mm AX 1 0 range is 1 mm OD4 primary voltage 3 V Transducer Full Range Output 210 x 3 x 1 630 mV 0 63 V Set t...

Страница 21: ...s LVDT transducers See section 5 The sensitivity of half bridge transducers is generally lower than for LVDT types the x2 and x4 gain position may have to be used A list of standard link settings for all Solartron Transducers is available from the downloads section of www solartronmetrology com Red Blue Yellow Case Half Bridge Cable Screen Black Case Plug view into pins Standard Half Bridge Gaugin...

Страница 22: ...ising Frequency 2 5 kHz Lo or 5 kHz Hi nominal 10 kHz Lo or 13 kHz Hi link selectable Half Bridge version only Energising Current 30 mA max Transducer Signal Input Input Signal Range Standard 400 to 2500 mV FR 6 gain ranges applies to LVDT only Special DIV2 2500 to 500 mV FR x2 150 to 400 mV FR x4 55 to 150 mV FR see note 2 Input Load Resistance 2 10 10 kΩ link selectable Options Forward and Rever...

Страница 23: ... 20 mA fixed link selectable Fine 2 8 VDC approx 5 6 mA Variable adds to fixed offsets Temperature Coefficient Gain 0 01 FRO C Temperature Coefficient Offset 0 01 FRO C Warm Up 15 minutes recommended Linearity 0 1 FRO Bandwidth 3dB 500 Hz typical Protection see note 6 Power Supply Reverse connection protected Inputs and Outputs Short circuit protected Transient and ESD Protected Certification see ...

Страница 24: ...er 5 pin circular DIN Power Supply Internal Terminal Block Output Signal Internal Terminal Block Enclosure Size 120 x 65 x 40 mm Excluding connectors Weight 300 g 0 66 lbs approx Material of Case Die Cast Zinc Alloy painted 7 3 Environmental Parameter Value Comments Operating Temperature Range 0 60 C Storage Temperature Range 20 85 C IP Rating IP40 ...

Страница 25: ...used at the same time as voltage output Calibration of voltage and current cannot be individually adjusted 6 Protection applies to the product when fully installed according to the user manual During installation the top of the enclosure has to be removed for access to user adjustments At this time standard ESD handling precautions for electronic equipment should be followed 7 The OD4 complies wit...

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