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P/N 71105623 Rev 1 
BA930C/07/en/10.09

 

 

Operating Instructions 

 

Model OUM980 Photometric Analyzer/ 
Model OUSAF21 Dual Beam Inline  
Low Level Color Sensor 

 

Analyzer/Sensor to measure Spectral Absorbance  

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 
 

Содержание OUM980

Страница 1: ...P N 71105623 Rev 1 BA930C 07 en 10 09 Operating Instructions Model OUM980 Photometric Analyzer Model OUSAF21 Dual Beam Inline Low Level Color Sensor Analyzer Sensor to measure Spectral Absorbance ...

Страница 2: ...Model OUM980 with OUSAF21 Inline Sensor 2 ...

Страница 3: ...ATING ELEMENTS 15 4 2 1 Operating Elements 15 4 2 2 Operation Legend 16 4 3 LOCAL OPERATION 16 4 3 1 Measuring Mode 16 4 3 2 Configuration Mode 18 4 4 REMOTE OPERATION 19 5 COMMISSIONING 20 5 1 FUNCTION CHECK 20 5 2 SWITCHING ON 20 5 3 ANALYZER CONFIGURATION AND OPERATION 21 5 3 1 Factory Default Setting 22 5 3 2 Sensor Calibration 22 5 3 2 1 Liquid Calibration Procedure 22 5 3 2 2 Filter calibrat...

Страница 4: ...42 7 2 MODEL OUSAF21 INLINE SENSOR 42 8 TECHNICAL INFORMATION 43 8 1 PHOTOMETRIC ANALYZER OUM980 43 8 1 1 Input 43 8 1 2 Output 43 8 1 3 Power Supply 43 8 1 4 Performance 44 8 1 5 Environment 44 8 1 6 Mechanical Construction 44 8 2 ABSORBANCE SENSOR OUSAF21 45 8 2 1 Sensor Dimensions 45 8 2 2 Input and Output 45 8 2 3 Mechanic Construction 45 8 2 4 Environment 46 8 2 5 Power Supply 46 8 2 6 Optica...

Страница 5: ...od these Operating Instructions and must adhere to them Before commissioning the entire measuring point check all the connections for correctness Ensure that electrical cables and hose connections are not damaged Do not operate damaged products and secure them against unintentional commissioning Mark the damaged product as being defective Measuring point faults may only be rectified by authorized ...

Страница 6: ...age to the instrument or to persons if ignored Caution This symbol alerts you to possible faults which could arise from incorrect operation They could cause damage to the instrument if ignored Note This symbol indicates important items of information Electrical symbols Direct Current DC A terminal at which DC is applied or through which DC flows Alternating Current AC A terminal at which sine form...

Страница 7: ...lvanic isolated analog current outputs proportional to the OD reading are simultaneously transmitted for connection to other instrumentation and recording devices 2 2 Concentration and Absorbance Units The concentration of an optically absorbing material in a mixture can be determined since it is related to the amount of light absorbed from a beam of light passing through it The absorbance of a su...

Страница 8: ...i Standard Model OUM980 is supplied as standard with four digital inputs and three digital output relays The digital inputs can be configured to perform a variety of functions such as baseline and sensor lamp off on The outputs can be connected to a PLC for inclusion in a control scheme for simple valve operation or for local indication alarms and annunciation Alarm status indication is provided o...

Страница 9: ... the factory and the shipper immediately The Model OUM980 analyzer is a DIN enclosure which can be installed a variety of panel wall and bench top housings Refer to figure 3 1 for mounting dimensions Mount or install the analyzer into an enclosure or area that is not subject to excessive vibration or shock and will protect the instrument from materials such as water and chemicals Allow enough clea...

Страница 10: ...log outputs three 3 galvanic isolated digital outputs N O are available These outputs are rated for both AC and DC voltages up to 280 volts at 125mA These outputs are intended for dry contact or pilot applications 1 2 3 4 5 6 7 8 9 10 11 12 Connector Phoenix Cambion Insert Terminal Here Wire Pin Terminal Figure 3 2 Wire Terminal Preparations Cables installed for signal connection i e analog output...

Страница 11: ...Dual Beam Wiring Diagram AC Input Version 3 3 DC Input Power Option For instruments supplied for 24VDC operation only the power input connection is changed Figure 3 3 shows the connection detail for a 24VDC unit Input Power 24VDC DC RTN Ground 24 VDC Figure 3 4 Integra DC Power Connection ...

Страница 12: ...l position which will help prevent build up on the window surfaces The sensor should be located upstream of pressure regulators Operating sensors under pressure will help to avoid the possibility of air or gas bubble evolution which can cause measurement noise and error When installing allow adequate space for the connection of cables at the ends of the lamp and detector housings Access to these a...

Страница 13: ... OUM980 with OUSAF21 Inline Sensor Installation 13 Figure 3 6 Typical OUSAF21 Sensor With Cables Connected 3 5 Cable OUK20 Structure and Termination of Measurement Cable Figure 3 7 OUSAF21 Cable at Lamp Side ...

Страница 14: ...isual inspection Electrical connection Remarks Remark Are the installed cables strain relieved No loops or cross overs in the cable run Are the signal cables correctly connected according to the wiring diagram Are all screw terminals tightened Are all cable entries installed tightened and sealed Are the PE distributor rails grounded if present Grounding at place of installation Grounding at place ...

Страница 15: ...ing functions and limit relay status 2 Menu ESC key serves two functions Pressing Menu ESC will always exit out of a screen and will not save any changes Entered Pressing Menu ESC from the main PV ii or Output screen will open the Sub Menu screen 3 Ack ENT key accepts changes in a screen and continue forward through the screen 4 4 keys navigate the user through the menus and screens 5 LC display f...

Страница 16: ...ng to process status The analyzer will take configurable digital input to trigger certain function like BaseLine Zero iii Optical Zero iv etc iii BaseLine Zero when enabled offsets the PV to zero This often used to subtract background absorbance prior to initiating a process iv Optical Zero is established during calibration and the set with a non absorbing liquid in the flow cell i e de ionized wa...

Страница 17: ...ays if BaseLine function is activated BaseLine Status BL SFT Displays if BaseLine and BaseLine Shift function are both activated Alarm AL x Displays if corresponding relays 1 2 or both are triggered LAMP LOW Flash if reference voltage is lower than 80 of initial value LAMP FAIL Displays if lamp reference signal is lost Lamp Status LAMP OFF Displays if lamp is turned off Cable Status CABLE FAULT Di...

Страница 18: ...the value If a modified setting is confirmed with the old setting is retained Ack ENT Ack ENT Ack ENT Menu ESC Menu ESC Menu ESC Figure 4 5 Diagram of configuration structure Input data During the system configuration and set up procedure user will need to input the data into the screen In the data input screen Use to move the cursor to select the digit to edit To change the decimal point of the i...

Страница 19: ...efer section 5 3 8 to configure and use digital input function for remote control Digital Input Description and Display criteria 1 Lamp On Off 2 Enable BaseLine function 3 Update BaseLine value Optical Zero 4 Hold current process measurement both display and analog output Table 4 2 Digital Input Functions 19 11 12 13 14 15 16 17 18 1 COM 2 2 1 1 4 3 2 Dry Contact or Panel Sw itch Channel 1 2 Analo...

Страница 20: ... Please refer in particular to the Safety Instructions and Operation sections After power up the device performs a diagnosis for 30 seconds and then goes to the measuring mode Lamp Initial Set Up If the analyzer is first time switched on with a new lamp a LAMP LOW symbol will be shown on the display screen And the frond LED will be flashing and lamp alarm relay will be toggled To remove this warni...

Страница 21: ...figuration and Operation After power up and lamp setting you must make some settings to configure the most important functions of the analyzer which are required for correct measurement The analyzer sensor will be Plug Play if been ordered together as complete solution If OUM980 Photometric Analyzer is ordered with OUSAF21 sensor and OUK20 cable the factory will perform New lamp set up Pathlength ...

Страница 22: ...abled Process Value Correlation Off Curve 0 BaseLine Disabled Password Disabled Table 5 1 Factory Default Setting 5 3 2 Sensor Calibration Model OUM980 analyzer supports 2 different calibration procedures Liquid calibration and Filter Calibration 5 3 2 1 Liquid Calibration Procedure A liquid solution of a known optical density at the wavelength of the sensor must be used for instrument calibration...

Страница 23: ...ely of the full range of the system Press to continue Fill the sensor with the standard calibrating solution Wait until OD reading increase and stabilize Press to record the data Remove the calibration solution and rinse repeatedly with a zero solution OD reading should decrease and stabilize Press to proceed Remove the cover screw on the measurement detector and install the reference rod Press to...

Страница 24: ...ays an absorbance ratio process related This filter has been scanned with a traceable source and actual absorbance at individual measurement wavelengths is ascertained The EasycalTM allows the calibration without using liquid standards Refer to the actual value of the Easycal TM optical filter as noted on the Calibration Certificate supplied with the unit The absorbance value should be entered int...

Страница 25: ...alues and the re certification date Press to change the date and filter values starting with the next screen Move cursor to edit the day month and year Save data and move to next step Refer NIST filter high absorption value listed on NIST filter certificate delivered with Easycal The value should be close to 1 0000 AU Press to continue and use the same procedure to input the low filter absorption ...

Страница 26: ... to record high filter value Move LO filter adjustment screw to IN position Press to record HI LO value Move HI filter adjustment screw to OUT position Press to record low filter value and perform calibration calculation The screen then displays the low high and high low readings and deviation from the certified value of each value Review the deviation level and press to accept the calibration res...

Страница 27: ...ng will provide user capability to achieve maximum resolution for preferred measurement range Change 4 20mA Output Span Enter PROCESS SET UP sub menu to access OUTPUT SPANS function Use to move the cursor to O1 and press to select This screen will display the current output span MIN MAX span based on pathlength or process value correlation setting Press to change the span In this screen the curren...

Страница 28: ...When the new relay set point has been entered press and confirm the sanity check to accept Configure Output Relays The Alarm Setup screen allows configuration of PV Hi Lo Off and NO NC operation is used to select the parameter and is used to change the state Press to continue Functions Description HIGH Triggered if process value higher than set point LOW Triggered if process value higher than set ...

Страница 29: ...ormally open N O or normally closed N C alarm state of the relay contacts Select the N O option and press to accept and confirm The CHANGE ALARM 1 DELAY is next displayed Set the needed delay Delay time unit is second Press to accept and confirm The CHANGE ALARM 1 HYSTS option controls the alarm hysteresis If the alarm set point is set 1 00 OD and the hysteresis is 0 100 OD an alarm condition exis...

Страница 30: ...ss to accept and confirm the trimming Follow same procedure to trim OUTPUT 2 5 3 7 Date and Time Setting Set Clock Enter MAINTENANCE sub menu to access SET CLOCK function Use to select the CUR DATE line Press to select the DATE option and then the CHANGE DATE Screen is displayed with the current date Use to position the cursor and to change the mm dd yy numbers When the wanted date is entered pres...

Страница 31: ...Input 4 can be set as Optical Zero function if wanted Press to accept and confirm 5 3 9 Process Control From main measurement screen press to enter process control screen Functions Status Description Remote Trigger ON Enable baseline Digital Input 2 UPDATE Update baseline value Digital Input 3 BaseLine OFF Disable baseline Digital Input 2 ON Turn on lamp Digital Input 1 Lamp Switch OFF Turn off la...

Страница 32: ...ll retain its last saved baseline setting and return to that setting when power is restored and the analyzer and the baseline control will remain On Baseline function replaced the AutoZero function in the 800 series analyzer If a Baseline Shift value has been entered activating the baseline shift will cause the 4 20mA output channel 2 to Shift to the entered value Both PV display would indicate 0 ...

Страница 33: ...yzer pair liquid standards should be used to calibrate the full scale response of the system After calibration by filling the sensor with water and ensuring the analyzer reads zero a value for the EasycalTM can be obtained by setting the Easycal TM in the ON position see Fig 5 2 and note the analyzer display reading At any time in the future setting the EasycalTM ON position the instrument will di...

Страница 34: ...ursor position Any password number up to 4 digits can be entered When the password number has been selected press twice to accept The Password for MENU access is now the number entered 5 3 9 7 Process Value Correlation In OUM980 analyzer user can define and store 3 linearization tables to correlate the optical density measurement to specified process parameter measurement Each table supports up to...

Страница 35: ... next screen asks if process sample is in the cell and displays measurement value If this value is within the Min Max acceptable press to read and store The next screen asks if another sample is to be measured Press to read another sample press if finished all samples Confirm the number of point to build correlation curve and press to store original sample data SAMPLE EDIT is used to put in the ta...

Страница 36: ...e entered is limited to 6 alpha numeric characters i e gr l mg l cel cc etc Press twice to change and accept entry The Max Min values are calculated for entered values and units These values are the new limits for output span and relay setting and the displayed Process Display PV value and units Note If the OD to correlation unit table is predefined and does not need liquid sampling use MANUAL EDI...

Страница 37: ...0 Photometric Analyzer housing for normal day to day operation and calibration Certain maintenance needs to be performed for OUSAF21 sensor The service and maintenance interval time is application dependant Figure 6 1 Cross Sectional View of a Typical OUSAF21 Sensor Note Check list of maintenance Lamp Replacement O Ring Replacement Filter Replacement Sensor window and gasket replacement ...

Страница 38: ...ensitive optical components and should be handled carefully Particular care must be taken to prevent contamination of these components Warning Please refer to EXP 1 lamp instructions to replace lamp for hazardous area versions Caution Clean all optical components with a suitable lint free lens cleaning tissue and ethanol Both the High Luminescence and Gas Filled Lamps are replaced identically ...

Страница 39: ...Model OUM980 with OUSAF21 Inline Sensor Maintenance 39 Figure 6 2 Illustrative Standard Lamp Replacement Procedure ...

Страница 40: ...e detector housing 3 To replace either filter remove the retaining screw on the detector and carefully remove the detector Remove the o rings in the cavity and gently tap the filter out of the detector block note the mirror side is directed towards the light source 3 Replace filter detector in reverse order 5 After detector filter replacement the detector assembly may require alignment and the sys...

Страница 41: ...window retaining ring screws evenly to prevent uneven seating If the sensor pathlength has been changed the analyzer module must be configured to reflect the new pathlength After every re assembly of an OUSAF21 sensor it is necessary to carry out a liquid or Easycal calibration with its associated analyzer Note Upon re assembly insure that the lamp assembly is mounted on to the side of the flow ce...

Страница 42: ...0680 22 63009261 Gas Filled Lamp A011 2200 00 63009277 Standard Lamp A011 0610 22 63009226 Interference Filter 400nm 1410 0400 00 63006556 Interference Filter 420nm 1410 0420 00 63006559 Interference Filter 430nm 1410 0430 00 63006560 Interference Filter 720nm 1410 0720 00 63006583 Type C Pyrex Window 1420 0240 00 63006658 Type C Quartz Window 1420 0240 03 63006659 Type C Sapphire Window 1420 0240...

Страница 43: ...solution 12bit O1 to PE 500 VDC O2 to PE 500 VDC Isolation O1 to O2 500 VDC Signal on Lamp Alarm 3 6mA or 21 5mA in case of error Actual Current Output Range 3 8mA to 20 5mA Load 750 ohm Max Front Panel Display 4x20 Character LCD display Alarm LED On front Panel Red LED General Relay Output 2 Channel Solid State Relays Relay Operation Above Below trigger configurable NO NC configurable Relay Delay...

Страница 44: ...tial Drifting 0 5 for first 24 hours 8 1 5 Environment Temperature Monitor 0 55 C Temperature Sensor 0 55 C Relative Humidity 95 Altitude 2000 m Degree of Protection IP 65 front panel IP 30 housing 8 1 6 Mechanical Construction Dimensions L x W x D 102 x 102 x 177 mm Weight 1 213 kg Material Aluminum polyester coating on front panel Degree of Protection IP 65 front panel IP 30 housing ...

Страница 45: ...length 11 8in 300mm 30 cm Pathlength 13 7in 350mm 35 cm Pathlength 15 7in 400mm LAMP ASSY TYPE B DIMENSION Standard Lamp 2 41in 61 2mm EXP 1 Lamp 6 5in 165 0mm DETECTOR ASSY C DIMENSION OUSAF21 4 05in 102 8mm 8 2 2 Input and Output Measured Input Variable Process absorption and optical density Output Signal Photo detector current 100pA 700 μA 8 2 3 Mechanic Construction Weight 1 225 kg flow cell n...

Страница 46: ...tection IP 65 Maximum Pressure in Flow Cell 6 8 Bar 100 PSI 8 2 5 Power Supply Supply Voltage 3 5 vdc Power Consumption 4 VA continuous 8 VA start up in rush 8 2 6 Optical Specifications Wavelengths Available 400 nm 720 nm 420 nm 720 nm 430 nm 720 nm 520 nm 720 nm Filters Interference filters stray light 01 maximum Detectors Blue Enhanced Silicon hermetically sealed Lamp Lens End Halogen Lamp ...

Страница 47: ...formation 9 1 Color Analyzer OUM980 Power Supply 1 100 250 VAC 4 24 VDC Transmitter Unit A Optical Density Y Special version TSP no to be spec Calibration 1 Single order spare part 2 With sensor cable order position 9 Special version TSP no to be spec Complete Order Code OUM980 ...

Страница 48: ...Model OUM980 with OUSAF21 Inline Sensor Ordering Information 48 9 2 Sensor OUSAF21 ...

Страница 49: ...10 2 OUSAF21 OUSAF22 3 OUSAF23 Transmitter A OUS900 Serie B OUS600 Serie C OUS700 Serie Cable Length 10 10 ft 3m 15 15 ft 4 5 m 25 25 ft 7 5 m 50 50 ft 15 m 88 ft cable 89 m cable Barriere A Standard non hazardous area B FM Busbar C ATEX Busbar D FM DIN Rail E ATEX DIN Rail Complete Order Code OUK10 ...

Страница 50: ...www endress com worldwide ...

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