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ABB 4690 Series Скачать руководство пользователя страница 43

45.17

3.374

15.00

0.0

SERIAL INTERFACE

Baud Rate 9600

Inst. Identity

99

Parity NONE

5.0

Sen.Type7998-001

7998-002

7998-006

7998-007

7998-011

7998-012

7998-017

7997-400

Unidades (NTU)

(FNU)

(mg/l)

(ppm)

(FTU)

(FAU)

400

13

Clean Int. (Hr)

Start

Operating Page

(page 19)

Calibration Page

(page 24)

Security Page

(page 26)

Operating Parameters

Secure Parameters

Electrical Calibration Page

(page 33)

Set Up Outputs Page

(page 29)

Set Up Parameters Page

(page 27)

Language Page

(page 26)

Formazine

Dry Standard

If Test

Cleaner

set to

Yes

Yes

Set Up Serial Interface Page

(page 31)

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Содержание 4690 Series

Страница 1: ...converted by the analyzer and the information is presented on a large custom designed easy to read backlit liquid crystal display LCD The analyzer can be programmed to work with any of the 7998 series sensors and the operating range can also be configured to meet users requirements Available in wall pipe mount or 1 4 DIN panel mount versions the analyzer is protected to IP66 ensuring reliable oper...

Страница 2: ...eader in process automation technology we offer customers application expertise service and support worldwide We are committed to teamwork high quality manufacturing advanced technology and unrivalled service and support The quality accuracy and performance of the Company s products result from over 100 years experience combined with a continuous program of innovative design and development to inc...

Страница 3: ...4 4 2 Panel mount Analyzer 16 4 5 Turbidity Sensor Connections 17 5 Controls and Display 18 5 1 Display 18 5 2 Control Familiarization 18 6 Operation 19 6 1 Analyzer Start up 19 6 2 Operation Turbidity Measurement Mode 19 6 2 1 Operating Page 19 7 Calibration 20 7 1 Care and Maintenance of Secondary Standards 20 7 2 Performing a Calibration Verification with a Secondary Standard 21 7 3 Performing ...

Страница 4: ...lowing points must be noted The relevant sections of these instructions must be read carefully before proceeding Warning labels on containers and packages must be observed Installation operation maintenance and servicing must be carried out only by suitably trained personnel and in accordance with the information given Normal safety precautions must be taken to avoid the possibility of an accident...

Страница 5: ...o 40 NTU 0 to 400 NTU 7998 011 ISO 7027 Infrared LED Nephelometric Flow through with wiper unit 0 to 1 NTU 0 to 40 NTU 7998 012 ISO 7027 Infrared LED Nephelometric Flow through with wiper unit 0 to 40 NTU 0 to 400 NTU 7998 016 ISO 7027 Infrared LED Nephelometric Flow through without wiper unit 0 to 1 NTU 0 to 40 NTU 7998 017 ISO 7027 Infrared LED Nephelometric Flow through without wiper unit 0 to ...

Страница 6: ... Sensors Main Components Flow Chamber Optical Emitter Wiper Unit Optical Receiver Drain Valve Inlet Isolating Valve With Optional wiper unit Optical Emitter Optical Receiver Drain Valve Inlet Isolating Valve Flow Chamber Wiper Plug Without Optional wiper unit Sample Outlet Sample Outlet ...

Страница 7: ...a location free from excessive vibration Mount away from harmful vapors and dripping fluids Note Mount the analyzer at eye level to enable an unrestricted view of the front panel displays and controls Fig 3 1 Siting Requirements Analyzer IP66 A Maximum Distance between Analyzer and Sensor B Within Temperature Limits C Within Environmental Limits Maximum Distance 20 m 65 6 ft Turbidity Sensor 55 C ...

Страница 8: ...unting Referring to Fig 3 5 a Position U bolts on pipe b Position plates over U bolts c Secure plates d Secure analyzer to mounting plate Dimensions in mm in Fig 3 2 Overall Dimensions Fig 3 3 Wall mounting 160 6 3 69 2 72 200 7 9 250 9 84 Fixing Centers Allowance for Cable Bends 1 2 3 Dimensions in mm in Fig 3 4 Overall Dimensions Fig 3 5 Pipe mounting 68 2 68 42 1 65 232 9 13 214 8 43 Fixing Cen...

Страница 9: ... analyzer into the panel cut out e Refit the panel clamps to the case ensuring that the panel clamp anchors are located correctly in their slot f Secure the analyzer by tightening the panel clamp retaining screws Dimensions in mm in Fig 3 6 Overall Dimensions 0 8 0 92 3 62 0 03 0 0 8 0 92 3 62 0 03 0 191 7 52 12 0 47 96 3 78 96 3 78 Panel Cut out Caution The clamp must fit flat on the analyzer cas...

Страница 10: ...mounted within 5 of its vertical axis 2 Connect the sample inlet and sample drain tubes 3 Referring to Fig 3 10 connect the sample outlet tube Dimensions in mm in Fig 3 8 Sensor Dimensions With Optional Wiper Unit Note Allow a further 30 mm 1 2 in approximately clearance above the wiper unit for the bend in the wiper unit cable 6 x Ø7 0 3 Mounting Holes Sample Drain Connector 12 mm 0 5 in internal...

Страница 11: ... such as gas bubbles in the sample are eliminated An optional debubbler part number 7997 500 is available to eliminate gas bubbles refer to Section 3 4 page 10 Dimensions in mm in Fig 3 9 Sensor Dimensions Without Optional Wiper Unit 6 x Ø7 0 3 mounting holes Sample Drain Connector 12 mm 0 5 in internal diameter tube Sample Inlet Connector 12 0 5 internal diameter tube 298 0 11 7 230 0 9 0 282 0 1...

Страница 12: ...de bubbler MUST be mounted vertically with the flow upwards Dimensions in mm in Fig 3 11 De Bubbler Mounting Information Debubbler Part Number 7997 500 88 3 5 Ø 6 5 0 25 540 21 3 91 3 6 Disconnect Fittings 12 0 5 i d Tube rotatable through 360 Removable Fitting 12 0 5 Internal Diameter Tubing 150 5 9 CRS Drain Outlet Sample Outlet Sample Inlet ...

Страница 13: ... performance These devices are not supplied with the 7998 Turbidity systems Dimensions in mm in Fig 3 12 Typical System Installation for 7998 Series Turbidity Systems Caution 1 To prevent degassing of the sample and very erratic readings do not exceed this measurement 2 This is the minimum installation distance that ensures adequate flowrate through the sensor Increase this distance as necessary i...

Страница 14: ...ver c Remove mains terminals protection cover Warning Although certain analyzers are fitted with internal fuse protection a suitably rated external disconnecting device such as a switch or circuit breaker conforming to local safety standards must be fitted to the final installation Before making any connections ensure that the power supply any high voltage operated control circuits and high common...

Страница 15: ...power supply interference filter Note Stud terminal s is are fitted to the analyzer case for bus bar earth ground connection see Figs 4 1 4 4 and 4 5 The cable length between the turbidity sensor and the 4690 4695 analyzer is provided as ordered and terminated at the sensor Shorten or lengthen the cable as required for the installation Always route the signal cable and mains carrying relay cables ...

Страница 16: ...Wall Pipe mount Analyzer Connections Note 1 A second retransmission output is available if the RS485 serial communications facility is not used 2 If Test Cleaner is set to YES see page 28 Relay 2 becomes Failed Wiper Alarm relay Turbidity Sensor 7998 Series see also Table 4 1 Serial RS485 Retransmission Output Relay 1 Relay 2 Power Supply see Warning on page 13 Earth Ground Stud Earth Ground Stud ...

Страница 17: ... not used 2 If Test Cleaner is set to YES see page 28 Relay 2 becomes Failed Wiper Alarm relay 1 2 3 4 5 6 7 8 9 E N L 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 E N L TBA TBB 1 2 3 4 5 6 7 8 9 10 11 12 Relay 2 see Note 2 0V Rx Rx Tx TX Blue Black Green Red Yellow White Braid Earth Ground Stud Earth Ground Stud on Case Relay 1 Retransmission Output NC C NO NC C NO Earth Neutral Line Power Supply...

Страница 18: ...n cover d Remove 2 screw caps if fitted e Remove 6 front panel screws f Remove front panel g Set voltage selector switch as required 4 4 2 Panel mount Analyzer Referring to Fig 4 7 a Release captive screw b Remove analyzer from its case c Set voltage selector switch as required Fig 4 6 Selecting Mains Voltage Wall Pipe mount Analyzer 230 230 1 2 3 5 6 7 4 230 V AC 110 V AC Fig 4 7 Selecting Mains ...

Страница 19: ...N Rev A 17 4 5 Turbidity Sensor Connections Fig 4 8 Turbidity Sensor Junction Box Connections Emitter Receiver Wiper Unit Optional Blue Red Green Yellow Screen Screen Red Green Blue Screen White Black Blue Red Green Yellow To 4690 4695 Analyzer Red Screen Blue Link ...

Страница 20: ...zation Fig 5 1 Controls and Display 5 0 0 Turbidity NTU Upper Display Line Lower Display Line Membrane Keys Alarm LEDs Fig 5 2 Membrane Key Functions Advance to next page A Advancing to Next Page or For majority of parameters Page 1 Parameter 1 Parameter 2 Parameter 3 Parameter 4 Page 2 Parameter 1 Parameter 2 Parameter 3 Page X Parameter 1 Parameter 2 Parameter 3 Parameter 4 Advance to next param...

Страница 21: ...he Set Up Outputs page see page 30 6 2 1 Operating Page Measured Turbidity Units The measured turbidity value is displayed in the units selected in the Set Up Parameter page see Section 8 3 page 27 Press to advance to next page or Press to advance to next parameter Sensor Voltage The sensor voltage displayed is the output from the optical receiver The optical system the emitter and the receiver ar...

Страница 22: ...ndard or reference Calibration Verification A procedure used to check whether or not the calibration of the analyzer is within certain limits 7 1 Care and Maintenance of Secondary Standards ABB s secondary standards may be used repeatedly but must be monitored for deterioration All secondary standards can change gradually with time Deterioration can be detected by measuring the turbidity value of ...

Страница 23: ...chamber internally using clean tissue 5 Thoroughly clean and dry the emitter and receiver lenses using clean tissue 6 Insert the dry calibration standard with the zero NTU indication see Figs 7 2 or 7 3 facing the optical receiver ensuring the locating lug engages correctly see Fig 7 4 7 Note the reading on the display Caution When removing the wiper unit do not put excessive leverage on the wiper...

Страница 24: ... sensor to drain 3 Carefully remove the wiper unit 7998 011 and 012 or the wiper plug 7998 016 and 017 to aid complete drainage of the system When the system is empty close the drain valve 4 Thoroughly dry the flow chamber internally using clean tissue 5 Thoroughly clean and dry the emitter and receiver lenses using clean tissue 6 Insert the dry calibration standard with the zero NTU indication se...

Страница 25: ...e Sensors Fig 7 6 Dry Calibration Standard for High Range Sensors N U S T A N D N U NTU value Indication Zero NTU Indication S T A N D N U S T A N D N U NTU value Indication Zero NTU Indication Fig 7 7 Inserting Dry Standard Optical Emitter Optical Receiver Locating Lug Zero NTU Indication NTU value Indication ...

Страница 26: ...L page is displayed Dry Standard Calibration Press the key to select Formazine Std Zero Calibration Press the key The display changes to Calibrating Zero Calibrating Zero After approximately one minute the display changes to Fill Span Sol if zero calibration is successful If Cal Fail is displayed remove the dry standard and ensure the emitter and receiver lenses are clean and dry Refit the dry sta...

Страница 27: ...y again to advance to Cal Complete Calibrating Span After approximately one minute the display changes to Cal Complete if calibration is successful 1 Remove the wiper unit or wiper plug 2 Drain the flow chamber ensuring all the formazine span solution is removed 3 Refit the wiper unit or wiper plug and open the inlet valve If Cal Fail is displayed drain the flow chamber remove the wiper unit or wi...

Страница 28: ...age Security Code Enter the required code number between 00000 and 19999 to gain access to the configuration pages If an incorrect value is entered access to subsequent configuration pages is prevented and the Operating Page is displayed Advance to Language page see Section 8 2 below Language Using the and keys select the required language Advance to Set Up Parameter page see Section 8 3 page 27 S...

Страница 29: ...y ppm parts per million suspended solids 7998 002 007 012 017 sensors only Note FTU and FAU units are applicable only to 7997 400 series sensors refer to IM 4670 Display Span Using the and keys select the required span value The minimum and maximum values that can be selected are determined by the Sensor Type selected above The display flashes at turbidity values higher than the selected span valu...

Страница 30: ...pplications where degassing of the sample takes place When set to YES the analyzer ignores short duration spikes in the turbidity reading caused by the formation of small bubbles in the flowcell due to degassing Bubble Period Note Displayed only if Bubble Rej is set to YES Using the and keys adjust the value to between 2 and 60 seconds until short duration spikes are no longer seen on the display ...

Страница 31: ... point plus or minus the hysteresis value The hysteresis value is 1 of the set points Alarm action occurs if the input value is above or below the set point band If the input moves within the set point band the last alarm action is maintained Alarm 1 Set Point Using the and keys set the alarm 1 set point to any value within the selected display span see Display Span on page 27 The set point value ...

Страница 32: ...sion range selected on page 29 The test signal selected is shown on the upper display Example for a selected range of 0 to 20 mA and 50 retransmission test signal 10 mA is transmitted Select the required retransmission test signal Alter Configuration Security Code Set the security code to a value between 00000 and 19999 Alter Calibration Security Code Set the security code to a value between 00000...

Страница 33: ...ng the and keys select the baud rate required from 1200 2400 4800 or 9600 baud Instrument Identity Using the and keys select a value between 1 and 99 to identify the analyzer on the network Parity Using the and keys select the parity required None Odd or Even Advance to Electrical Calibration page see Section 8 6 3 page 33 ODD Parity NONE Inst Identity 9 9 4800 SERIAL INTERFACE Baud Rate 9600 2400...

Страница 34: ... and 7 respectively b Connect the milliammeter to the retransmission output terminals c Ensure the earth on the millivolt source is connected to the earth stud Panel mount Analyzer a Connect the millivolt source and to terminals 9 and 6 respectively b Connect the milliammeter to the retransmission output terminals c Ensure the earth on the millivolt source is connected to the earth stud 3 Switch o...

Страница 35: ...cal calibration sequence Select NO to advance to Adjust RTX Zero mV Zero1 0mV Set the millivolt source to 0 mV and allow the analyzer display to stabilize mV Span1 3000mV Set the millivolt source to 3000 mV and allow the analyzer display to stabilize Adjust Retransmission Zero Set the milliammeter reading to 4 mA Adjust Retransmission Span Set the milliammeter reading to 20 mA Note The retransmiss...

Страница 36: ...an water samples and under normal conditions may require only manual monthly cleaning of the flow chamber However if a high turbidity breakthrough occurs clean the flow chamber immediately to ensure accurate readings 9 1 2 Sensors With Wiper Unit The required automatic cleaning frequency of the flow chamber and optical windows of the sensors can be determined only by plant experience It is recomme...

Страница 37: ... noting the reading displayed in Sensor Voltage in the Operating page see Section 6 2 1 page 19 Wall pipe mount ve to terminal 7 ve to terminal 4 Panel mount ve to terminal 6 ve to terminal 9 Small errors in displayed voltage can be removed by electrical calibration Large errors indicate an electronic fault Cleaner Fail Indicates that the analyzer was unable to detect the correct operation of the ...

Страница 38: ...ell Increasing the flowrate through the flowcell may reduce this build up Ultimately the flowcell needs to be cleaned manually 10 3 Intermittent Short Term Spikes in Turbidity Readings This is usually caused by bubbles passing through the light path within the flowcell The bubbles are a result of degassing Degassing is not an instantaneous process and it is possible that it is taking place after t...

Страница 39: ... pressure Up to 3 bar 43 5 psi Ambient operating temperature 0 to 50 C 32 to 122 F Ambient operating humidity Up to 95 RH 1 Maximum measured error across full measurement range limited by uncertainty in Formazine standards 2Tested in accordance with IEC 61298 Parts 1 4 Edition 2 0 2008 10 3 Tested in accordance with MCERTS Performance Standards and Test Procedures for Continuous Water Monitoring E...

Страница 40: ...ground 2 kV RMS Relay Outputs and Set Points No of relays 2 Relay contacts Single pole changeover Rating 250 V AC 250 V DC max 3 A AC 3 A DC max Loading non inductive 750 VA 30 W max inductive 750 VA 3 W max Insulation 2 kV RMS contacts to earth ground No of set points 2 Set point adjustment Programmable Set point hysteresis 1 fixed Local set point annunciation Red LED Retransmission No of retrans...

Страница 41: ...s 7998022 Wiper unit upgrade kit 1 each of 7998140 0216580 cable gland and locknut 7998023 wiper blade pack 7998317 wiper cap Part Number Description Kit Contents 7998025 Emitter unit EPA white light version 1 x 7998100 7998027 Receiver unit EPA white light 0 to 40 NTU 1 x 7998107 7998028 Receiver unit EPA white light 0 to 400 NTU 1 x 7998106 7998024 Feed drain kit 1 x 7998149 2 x 0216509 2 x 0216...

Страница 42: ...Turbidity EPROM basic 1 x 46803000 BASIC 7998041 7998 Turbidity EPROM second retransmission 1 x 46803001 2ND RETRANS 7998042 7998 Turbidity EPROM Modbus 1 x 46803002 MODBUS 7998043 7998 Turbidity EPROM PROFIBUS 1 x 46803003 PROFIBUS Item Description Part Number 1 O ring large 3 off 0211 322 2 O ring small 2 off 0211 138 3 Quick fit connector 2 off 7997 511 ...

Страница 43: ...ades NTU FNU mg l ppm FTU FAU 400 13 Clean Int Hr Start Operating Page page 19 Calibration Page page 24 Security Page page 26 Operating Parameters Secure Parameters Electrical Calibration Page page 33 Set Up Outputs Page page 29 Set Up Parameters Page page 27 Language Page page 26 Formazine Dry Standard If Test Cleaner set to Yes Yes Set Up Serial Interface Page page 31 ...

Страница 44: ... of the following offices for details on your nearest Service and Repair Centre UK ABB Limited Tel 44 0 1453 826661 Fax 44 0 1453 829671 USA ABB Inc Tel 1 215 674 6000 Fax 1 215 674 7183 Client Warranty Prior to installation the equipment referred to in this manual must be stored in a clean dry environment in accordance with the Company s published specification Periodic checks must be made on the...

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