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Analyze

IT

Low and High Level

Dissolved Oxygen Monitor

Model 9437

Instruction Manual

IM/9437_3

Summary of Contents for Industrial enabled Analyzer 9437

Page 1: ...AnalyzeIT Low and High Level Dissolved Oxygen Monitor Model 9437 Instruction Manual IM 9437_3 ...

Page 2: ...l conditions result in degraded process system performance leading to personal injury or death Therefore comply fully with all Warning and Caution notices Information in this manual is intended only to assist our customers in the efficient operation of our equipment Use of this manual for any other purpose is specifically prohibited and its contents are not to be reproduced in full or part without...

Page 3: ...age 11 3 5 1 Wall mounted Instrument 11 3 5 2 Panel mounted Instrument 11 4 SETTING UP 12 4 1 Fitting the Dissolved Oxygen Sensor 12 4 2 Connecting the Flowcell 13 5 CONTROLS AND DISPLAYS 14 5 1 Displays 14 5 2 Switch Familiarization 14 6 START UP AND OPERATION 15 6 1 Instrument Start up 15 6 2 Operation Dissolved Oxygen Measurement Mode 16 6 2 1 Operation Page 16 6 2 2 Calibration Page 17 7 PROGR...

Page 4: ...ized instrument Both instruments have a single programmable D O input channel and a single temperature input channel The sample temperature is sensed by a Pt1000 resistance thermometer incorporated in the flowcell Instrument operation and programming is via four tactile membrane switches located on the front panel Programmed functions are protected from unauthorized alteration by a five digit secu...

Page 5: ... 1 2 Dissolved Oxygen Flowcell Fig 2 8 Allow sufficient clearance 200 mm all around for easy removal of the flowcell assembly for maintenance if required see Section 2 3 1 for overall dimensions of units Note To eliminate the risk of bubbles accumulating at the sensor and hence giving erroneous readings the flowcell assembly must be mounted vertically as shown in Fig 2 8 Fig 2 1 Siting Requirement...

Page 6: ...xing Centres Allowance for Cable Bends 200 7 9 42 1 65 61 23 8 o d Vertical Post 250 9 84 214 8 43 232 9 13 Three holes Ø6 3 suitable for M6 fastners Dimensions in mm in Mark fixing centres see Fig 2 3 1 2 Drill suitable holes 3 Fix instrument to wall using suitable fixings Position U bolts on pipe 1 2Position plates over U bolts Secure transmitter to mounting plate Secure plates 4 3 191 7 52 12 0...

Page 7: ...35 Insert the instrument into the panel cut out Refit the panel clamps to the case ensuring that the panel clamp anchors are located correctly in their slot Secure the instrument by tightening the panel clamp retaining screws Loosen the retaining screw on each panel clamp Remove the panel clamp and anchors from the instrument case 3 1 2 3 4 5 6 ...

Page 8: ...drain the sample from the flowcell prior to calibration 2 3 3 Connecting the Sample Lines Fig 2 8 Mount the flowcell vertically as shown in Fig 2 8A Connect the sample inlet and outlet tubes as shown in Fig 2 8B Fig 2 7 Flowcell Schematic Arrangements A Mounting the Sensor Block B Connecting the Sample Lines Fig 2 8 Installing the Flowcell and Connecting the Sample Lines Flowcell Tundish V1 Sample...

Page 9: ...e or miniature circuit breaker m c b must also be fitted by the installer 3 1 Access to Terminals 3 1 1 Wall mounted Instruments Fig 3 1 3 1 2 Panel mounted Instruments Fig 3 2 Fig 3 2 Access to Terminal Panel mounted Instrument Rear View Fig 3 1 Access to Terminal Wall mounted Instrument 3 ELECTRICAL CONNECTIONS Earth Studs slide down 1 Pull out slightly and slide off 2 2 Remove protection cover ...

Page 10: ... 2 1 Relay Contact Protection and Interference Suppression Fig 3 3 If the relays are used to switch loads on and off the relay contacts can become eroded due to arcing Arcing also generates radio frequency interference RFI which can result in instrument malfunction and incorrect readings To minimize the effects of RFI arc suppression components are required resistor capacitor networks for a c appl...

Page 11: ... 4 Wall mounted Instrument Connections Power Supply Retransmission Relay 1 Relay 2 Serial Power Supply Retrans Relay 1 Relay 2 1 2 3 4 5 6 7 N L Serial If fitted 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 Rx Rx Tx Tx 0V Retrans Output Relays 1 2 3 4 5 6 NC C NO NC C NO Relay 1 Relay 2 Mains Supply N L Neutral Line Earth Output RS422 RS485 Earth Stud on case see Fig 3 1 NC C NO Normally Closed Common Norm...

Page 12: ...on of the power supply interference filter Fig 3 5 Panel mounted Instrument Connections Normally Closed Common Normally Open Normally Closed Common Normally Open Neutral Live Earth TBA Relay 1 Relay 2 1 2 3 4 5 6 7 8 9 E N L 1 2 3 4 5 6 7 8 9 10 11 12 Mains Supply Retransmission Output 0V Rx Rx Tx Tx Link Green White ve Black ve Red TBB RS422 RS485 Serial Interface If fitted D O Sensor 1 2 3 4 5 6...

Page 13: ...ove cover see Fig 3 1 Remove front panel screws Remove front panel Remove cap and screw Slacken captive screws and remove protection cover 240 V a c 110 V a c 2 3 5 5 230 or Note Some versions are fitted with a switch in place of links The applied voltage should be as indicated on the switch when positioned 1 3 4 Undo captive screw Slide instrument out of case 240 V a c 110 V a c 4 3 230 Note Some...

Page 14: ... completely dry Caution Do not overtighten the clamping screw Fig 4 1 Fitting the Dissolved Oxygen Sensor Oxygen Sensor Clamping Screw Thrust Washer Flowcell Connector Body Connector Nut 3 Place an O ring provided as shown and locate the connector body on the oxygen sensor Use the clamping screw to secure the assembly Screw in firmly using finger pressure only 7 5 Slide the thrust washer over the ...

Page 15: ... pull out holding the plug at its widest point The plug is protected against spillage and corrosion by a sleeve which slides over it Fig 4 2 Electrical Connections at the Flowcell Push on firmly the sensor connector and tighten ONE TURN clockwise 1 Line up the red spots and push on firmly the plug until the locking ring engages 2 ...

Page 16: ...ontrols and Displays Fig 5 2 Membrane Switch Functions 1 8 1 D O µg kg Alarm L E D s Upper Display Line Lower Display Line Membrane Switches A Advancing to Next Page Parameter 1 Parameter 2 Parameter 3 Parameter 4 Page 1 Parameter 1 Parameter 2 Parameter 3 Page 2 Advance to next page For majority of parameters or B Moving Between Parameters C Adjusting and Storing a Parameter Value New value is au...

Page 17: ...age Calibration Page Cal User Code SECURITY CODE Access to Secure Parameters Calibrating Air Expose to Air 0 0 0 0 0 0 0 0 0 0 1 5 0 5 0 Start µg kg Temperature C Set Up Outputs Page Electrical Calibration Page Secure Parameters English SET UP OUTPUTS A1 Action EA A1 Setpoint 1 5 0 A2 Action EB A2 Setpoint 5 0 RTX Type 4 20 0 0 Test Retrans Alter Cal Code 0 0 0 0 0 Alter Sec Code 0 0 0 0 0 ELECTRI...

Page 18: ... but should be altered to a unique value known only to authorized operators in the Set Up Outputs page see Section 7 4 6 2 1 Operation Page D O µg kg Temperature C SENSOR CAL 1 8 1 2 0 0 Alarm 1 Setpoint 1 5 0 Alarm 2 Setpoint 5 0 0 Measured Dissolved Oxygen The measured dissolved oxygen is displayed in either mg kg or µg kg press to advance to next parameter or press to advance to Calibration Pag...

Page 19: ...splayed is calculated using the data from the previous calibration IfthesensoroutputissatisfactorilylargeandstablethenCalibrationPassisdisplayedandthenew corrected oxygen concentration is displayed on return to the Operating Page Sensor Output Provides an indication of the sensor performance in the form of a 5 bar display When 5 bars are displayed the sensor has maximum life remaining When 2 bars ...

Page 20: ...erman or Spanish SECURITY CODE 0 0 0 0 0 English English SET UP PARAMETER Security Code Enter the required code number between 00000 and19999 to gain access to the secure parameters If an incorrect value is entered access to subsequent programming pages is prevented and Operating Page is displayed Advance to Select Language Page Section 7 2 7 2 Select Language Page Advance to Set Up Parameters Pag...

Page 21: ... 0 to 0 20 0 to 10 00 0 to 2 0 0 to 20 0 Barometric Pressure Correction Set the local barometric pressure in mm Hg between 500 and 800 If the local barometric pressure is unknown the default value which is the standard sea level value of 760mmHg should not be changed Salinity Correction Required when monitoring sea water or other waters containing high concentrations of dissolved salts Enter the a...

Page 22: ...as the actual value of the set point plus or minus the hysteresis value The hysteresis value is 1 of the full span value displayed in the Set Up Parameter Page see Section 7 3 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 The alarm 1 set point can be set to any value wit...

Page 23: ...a selected range of 0 to 20 mA and 50 retransmission test signal 10 mA is transmitted Select the required retransmission test signal Alter Security Code Set the security code to a value between 00000 and 19999 IMPORTANT YOU MUST MEMORIZE THE NEWLY SET SECURITY CODE If it is forgotten contact the Company for advice Alter D O Calibration Code Set the security code to a value between 00000 and 19999 ...

Page 24: ...nt output from the electronics unit terminal block see Fig 3 4 or Fig 3 5 b Wall Mounted Instruments 1 Connect the microamp source and to terminals 1 and 3 respectively 2 Connect the decade box between terminals 5 and 6 with terminals 6 and 7 linked 3 Connect the milliameter to the retransmission output terminals 4 Ensure that the earth of the current source and decade box are connected to the ins...

Page 25: ...et the temperature simulator resistance box to 1000Ω and allow the instrument display to stabilise Calibrate Temperature Span Set the temperature simulator resistance box to 1500Ω and allow the instrument display to stabilise Adjust Retransmission Zero Set the milliameter reading to 4 00mA Note Retransmission signal span is calibrated using 20 00 mA The correct value transmitted depends on the ran...

Page 26: ... discard both capsule and sealing washer 5 Take out the O ring from the flowcell dry the interior of the flowcell with a tissue or soft cloth and insert the new O ring supplied with the replacement capsule Ensure that the O ring is correctly located on the shoulder near the end of the cavity 6 Remove the top from the container of the new sensor 7 Unscrew the protective cap from the rear of the sen...

Page 27: ... of the cable Set the same current value on the source and check that the transmitter displays the noted reading in this configuration If check a is correct but check b fails check the cable connections and condition If the response for both checks is correct fit a new sensor and calibrate it ...

Page 28: ...Local set point annunciation red l e d No of relays two Relay contacts single pole changeover Rating 250 V a c 250 V d c maximum 3 A a c 3 A d c maximum Loading noninductive 750 VA 30 W maximum inductive 75 VA 3 W maximum Retransmission No of retransmission signals one fully isolated Output current 0 to 10 0 to 20 or 4 to 20 mA programmable Maximum load resistance 750 Ω 20 mA maximum Serial commun...

Page 29: ... 4 9 8 6 4 5 3 4 9 8 9 0 1 1 1 2 1 g n i s i r p m o c k c a P s l a e S t n e m e c a l p e R g n i r O f f o 2 7 8 d r o c n i 0 7 0 0 x D I n i g n i r O p a C d n E f f o 2 r o f l a e S n o l y N f f o 2 3 8 g n i l p u o C P S B n i r e v o C e v i t c e t o r P 6 1 0 7 3 4 9 3 9 1 1 1 2 0 2 6 0 1 1 2 0 8 1 8 1 1 2 0 3 2 5 6 1 2 0 4 0 3 8 3 2 0 3 1 s g n i r O g n i d u l c n i r o s n e S n...

Page 30: ...28 NOTES ...

Page 31: ...cs Instrumentation pH conductivity and dissolved oxygen transmitters and sensors ammonia nitrate phosphate silica sodium chloride fluoride dissolved oxygen and hydrazine analyzers Zirconia oxygen analyzers katharometers hydrogen purity and purge gas monitors thermal conductivity Customer Support We provide a comprehensive after sales service via a Worldwide Service Organization Contact one of the ...

Page 32: ... Lockheed Way Carson City NV 89706 USA Tel 1 775 883 4366 Fax 1 775 883 4373 ABB has Sales Customer Support expertise in over 100 countries worldwide www abb com The Company s policy is one of continuous product improvement and the right is reserved to modify the information contained herein without notice Printed in UK 03 04 ABB 2004 ...

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