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ATI Technologies Q45CT, Руководство по эксплуатации и обслуживанию

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2 

O&M Manual 
Rev-G (7/15) 

 

 

 

 

 

 

Table of Contents

 

 
 

 

TABLE OF FIGURES ............................................ 3

 

PART 1 - INTRODUCTION .................................. 4

 

1.1

 

General....................................................... 4

 

1.2

 

Features ...................................................... 5

 

1.3

 

Q45CT System Specifications ................... 6

 

1.4

 

Q45CT Performance Specifications .......... 7

 

PART 2 –SYSTEM SPECIFICATIONS ............... 8

 

2.1

 

General....................................................... 8

 

2.2

 

Portable Handle ......................................... 8

 

PART 3 – ELECTRICAL INSTALLATION........ 9

 

3.1

 

General....................................................... 9

 

3.2

 

Direct Sensor Connection .......................... 9

 

3.3

 

Sensor Connection ................................... 10

 

PART 4 – CONFIGURATION ............................. 11

 

4.1

 

General..................................................... 11

 

4.2

 

Battery / Power Circuit Board ................. 11

 

4.3

 

Battery Power Circuit Board .................... 13

 

4.4

 

Voltage Outputs ....................................... 13

 

4.5

 

User Interface........................................... 14

 

4.51

 

Keys ..................................................... 15

 

4.52

 

Display ................................................. 15

 

4.6

 

Software ................................................... 17

 

4.61

 

 Software Navigation ........................... 17

 

4.7

 

Measure Menu [MEASURE] ............... 19

 

4.8  Calibration Menu [CAL] .......................... 20

 

4.9

 

Configuration Menu  [CONFIG] ......... 21

 

4.10

 

Control Menu  [CONTROL] ............... 23

 

4.11   Diagnostics Menu [DIAG]..................... 24

 

PART 5 – CALIBRATION ................................... 27

 

5.1

 

Overview and Methods ............................ 27

 

5.11

 

1-Point Calibration Explained ............. 27

 

5.12

 

Zero Cal Calibration Explained ........... 28

 

5.2

 

Performing a 1-Point Calibration ............. 28

 

5.3

 

Performing a Cell Factor Calibration ....... 30

 

5.4

 

Performing a Sensor Zero Calibration ..... 30

 

5.5

 

Temperature Calibration .......................... 31

 

5.6

 

TC Factor Calibration .............................. 32

 

 

 

 
 
 

 

PART 6 – SYSTEM MAINTENANCE ............... 33

 

6.1

 

System Checks ......................................... 33

 

6.2

 

Instrument Checks ................................... 33

 

6.3

 

Display Messages .................................... 34

 

SPARE PARTS ...................................................... 37

 

Содержание Q45CT

Страница 1: ...lytical Technology Inc ATI UK Limited 6 Iron Bridge Drive Unit 1 2 Gatehead Business Park Collegeville PA 19426 Delph New Road Delph Phone 800 959 0299 Saddleworth OL3 5DE 610 917 0991 Phone 44 0 1457 873 318 Fax 610 917 0992 Fax 44 0 1457 874 468 Email sales analyticaltechnology com Email sales atiuk com ...

Страница 2: ...tputs 13 4 5 User Interface 14 4 51 Keys 15 4 52 Display 15 4 6 Software 17 4 61 Software Navigation 17 4 7 Measure Menu MEASURE 19 4 8 Calibration Menu CAL 20 4 9 Configuration Menu CONFIG 21 4 10 Control Menu CONTROL 23 4 11 Diagnostics Menu DIAG 24 PART 5 CALIBRATION 27 5 1 Overview and Methods 27 5 11 1 Point Calibration Explained 27 5 12 Zero Cal Calibration Explained 28 5 2 Performing a 1 Po...

Страница 3: ...FIGURE 1 PORTABLE UNIT OVERVIEW 8 FIGURE 3 SENSOR CABLE PREPARATION 9 FIGURE 4 SENSOR CONNECTIONS 10 FIGURE 5 BATTERY BOARD CONNECTIONS 12 FIGURE 6 USER INTERFACE 14 FIGURE 7 SOFTWARE MAP 18 FIGURE 8 NACL REFERENCE SOLUTION FOR CALIBRATION 28 ...

Страница 4: ...ver the range of 20 µS cm to 2 000 Siemen cm The system operates on two AA batteries and will run continuously for approximately 240 hours Warning If unit is to be stored for more that 6 months REMOVE the batteries from the holder to avoid potential damage from battery leakage The Q45CT portable displays conductivity and sensor temperature The instrument is used with the high performance toroidal ...

Страница 5: ...play Two of four measured parameters may be on the display simultaneously An LED backlight can be turned on if necessary for use in very low light conditions Sensor diagnostics monitor electrode coating fouling sensor leaks and RTD condition Diagnostic messages provide a clear description of any problem with no confusing error codes to look up Messages are also included for diagnosing calibration ...

Страница 6: ...0 to 70 C 22 to 158 ºF Ambient Humidity 0 to 95 indoor outdoor use non condensing to rated ambient temperature range Electrical Certification Ordinary Location cCSAus CSA and UL standards both approved by CSA pollution degree 2 installation category 2 EMI RFI Influence Designed to EN 61326 1 Output Isolation 600 V galvanic isolation Filter Adjustable 0 9 9 minutes additional damping to 90 step inp...

Страница 7: ...nce Specifications Common to all variations Accuracy 0 3 of span or better 10 μS Repeatability 0 3 of span or better 10 μS Sensitivity 0 05 of span 1 μS Stability 0 1 of span per 24 hours non cumulative Warm up Time 7 seconds to rated performance Supply Voltage Effects 0 05 span Instrument Response Time 12 seconds to 90 of step input at lowest setting Temperature Drift Span or zero 0 03 of span C ...

Страница 8: ...igned to be a portable system it can be permanently mounted for longer term field use This is possible due to the very long battery life spans that can be achieved with the system 2 2 Portable Handle A removable handle is included with each unit that provides not only comfortable transportation of the system but the integral locking strap allows the system to be quickly mounted to pipes or rails f...

Страница 9: ...djustable frequency drives motors or other noisy electrical signal lines 3 2 Direct Sensor Connection The sensor cable should be routed into the enclosure through the right hand cord grip on the bottom of the enclosure Make sure the cord grips are snugly tightened after electrical connections have been made to prevent moisture incursion When stripping cables leave adequate length for connections i...

Страница 10: ...ATI Model Q45CT Portable Transmitter Part 3 Electrical Installation 10 O M Manual Rev G 7 15 3 3 Sensor Connection Figure 3 Sensor Connections ...

Страница 11: ...ng data In this mode the instrument will run continuously until the battery reaches the shut down level 1 6V It should be noted that rechargeable AA batteries reduce operational times dramatically as they typically contain much less energy than standard batteries The PWR switch disconnects the AA batteries and is only used to disconnect the battery if the system is not to be used for a long period...

Страница 12: ... turn on and off This switch is normally in the OFF position With the lock switch off the monitor will be turned on manually using the MENU key on the front of the monitor With the lock switch in the ON position the monitor will always be on when there is enough power to run the monitor The ON position is normally used when operating from an external power supply intended for continuous operation ...

Страница 13: ...oard The Q45 portable instrument is primarily operated by software settings However there are also a few hardware details on the battery circuit board to note The battery board is a circuit board that sits in the rear of the Q45 enclosure and connects to the Q45 AUX port through a ribbon cable The battery board contains the battery clip for the two AA batteries and the output terminal strip for th...

Страница 14: ...nctions are accessed from this user interface no internal jumpers pots etc Figure 5 User Interface MENU ICONS UNITS 12 CHARACTER SECONDARY DISPLAY MEMBRANE KEYPAD MENU ESC ENTER A B DIAG FAIL HOLD CAL CONF MENU ICONS UNITS 12 CHARACTER SECONDARY DISPLAY MEMBRANE KEYPAD ENTER KEY LEFT ARROW KEY 4 DIGIT MAIN DISPLAY MENU ESCAPE KEY UP ARROW KEY SIGN RELAY LO BAT INDICATOR 4 KEY USER INTERFACE RELAY ...

Страница 15: ...Q45 this is also the ON button UP arrow To scroll through individual list or display items and to change number values LEFT arrow To move the cursor from right to left during changes to a number value ENTER To select a menu section or list item for change and to store any change 4 52 Display The large custom display provides clear information for general measurement use and user configuration Ther...

Страница 16: ... indicate important states of system functions The CAL CONFIG and DIAG icons are used to tell the user what branch of the software tree the user is in while scrolling through the menu items This improves software map navigation dramatically Upon entry into a menu the title is displayed such as CAL and then the title disappears to make way for the actual menu item However the icon stays on HOLD The...

Страница 17: ...e or multiple variable sequence In the single variable format the user can quickly modify one parameter for example changing temperature display units from F to C In the multiple variable sequence variables are changed as the result of some process For example the calibration of conductivity generally requires more than one piece of information to be entered The majority of the menu items in the s...

Страница 18: ...ted will be displayed if the change is within pre defined variable limits If the user decides not to modify the value after it has already been partially changed pressing the ESC key aborts the modification and returns the entry to its original stored value In a menu item which is a multiple variable sequence type once the ENTER key is pressed there may be several prompts and sequences that are ru...

Страница 19: ... transmitter version is as follows TRANSMITTER MEAS SCREENS 25 7C Temperature display Can be displayed in C or F depending on user selection A small m on the left side of the screen indicates the transmitter has automatically jumped to a manual 25C setting due to a failure with the temperature signal input Iout 1 Instrument output 1 Iout 2 Instrument output 2 Slope 100 Sensor calibration slope upd...

Страница 20: ...put is factory calibrated to very high accuracy However long cable lengths and junction boxes may degrade the accuracy of the temperature measurement in some extreme situations Therefore this feature is provided as an adjustment See Part 5 Calibration for more details Set Range This function allows the user to set the display range of the transmitter for a specific application Once set all output ...

Страница 21: ... delay function to the conductivity measurements being made Both the display and the output value are affected by the degree of damping Functions such as calibration are not affected by this parameter The calibration routines contain their own filtering and stability monitoring functions to minimize the calibration timing Press ENTER to initiate user entry mode and the value will flash Use the arr...

Страница 22: ...ry default and it provides the best compensation for most aqueous solutions Other typical ranges include Acids 1 0 to 1 6 C Bases 1 8 to 2 0 C Salts 2 2 to 3 0 C NOTE If the temperature units are changed between C and F see Temp Units in this Section the default setting for this output will change between 2 00 C and 1 11 F accordingly Other compensation slopes for uncommon solutions may be found i...

Страница 23: ...e and the entire value will flash Use the UP arrow key to modify the desired display value The choices are F and C PressENTER to store the new value 4 10 Control Menu CONTROL The Control Menu contains all of the output control user settings Set 0V 1 Set 2 5V 1 Set 0V 2 Set 2 5V 2 These functions set the output range for each of the two instrument outputs The value stored for the 0V point may be hi...

Страница 24: ... the function Press ENTER to store the new value Note When the Relay Option Board is installed the Set Hold function holds BOTH current levels as well as ALL relay settings The Set Hold function can also hold at an output value specified by the user To customize the hold value first turn the HOLD function on Press the ESC key to go to the DIAG Menu and scroll to Sim Output using the UP arrow key P...

Страница 25: ...reen and the output responds as if it were actually receiving the signal from the sensor This allows the user to check the function of attached monitoring equipment during set up or troubleshooting Escaping this screen returns the unit to normal operation Press ENTER to initiate the user entry mode and the right most digit of the value will flash Use arrow keys to modify desired value The starting...

Страница 26: ...is pressed The light will automatically shut off if no key is pressed for 30 seconds Other selections are OFF always off AL for Alarm where the light comes on in alarm condition and flashes under a Fail condition and ON always on Do not select ON when using internal batteries for operation as battery life will be greatly reduced Set Default The Set Default function allows the user to return the in...

Страница 27: ...ff in tap water and then finish rinsing in pure or de ionized water In addition note that calibration solutions less than 200 μS or greater than 100 mS can be very unstable Moving the sensor back and forth between different value conductivity reference solutions can quickly contaminate the solutions and render them inaccurate The system provides two methods of conductivity calibration 1 point wet ...

Страница 28: ... a comparative reference instrument For wet calibrations the user may use pre made calibration references also available from ATI or a NaCl solution may be made using pure dried NaCl crystals and one liter of high purity de ionized CO2 free water as mixed in the table shown in Figure 7 All table data is at 25 C therefore the sensor must be at this temperature to calibrate properly using the table ...

Страница 29: ...he user may want to set the output HOLD feature prior to calibration to lock out any output fluctuations 3 Scroll to the CAL menu section using the MENU key and press ENTER or the UP arrow key Cal Cond will then be displayed 4 Press the ENTER key and the lower line of the display will prompt the user to Place the sensor in reference solution Press the ENTER key 5 The screen will display the last m...

Страница 30: ...the characteristics of the specific sensor Note Two cell factor values are labeled on the sensor cable G for when the sensor guard is in use and NG for when the sensor guard is removed Whenever the sensor guard is removed or replaced the corresponding cell factor should be entered The cell factor value may be entered at any time and it is not necessary to move or prepare the sensor in any way Once...

Страница 31: ...the process and placed into a known solution temperature reference In any case it is critical that the sensor be allowed to reach temperature equilibrium with the solution in order to provide the highest accuracy When moving the sensor between widely different temperature conditions it may be necessary to allow the sensor to stabilize as much as one hour before the calibration sequence is initiate...

Страница 32: ...large sensor cable lengths A sensor reading of 1 ºC indicates that the sensor will output an uncalibrated reading of 1 ºC when placed in a theoretically perfect 0 ºC temperature bath In other words the offset shifts the entire sensor response curve up or down Since the slope of an RTD is fixed and highly repeatable the slope is not adjusted in this calibration The toroidal sensor is labeled with a...

Страница 33: ...kings 4 For highly unstable behavior remove sensor from the process and measure the process solution in a plastic beaker If the reading now stabilizes place wire in beaker solution and actual process solution to determine if a ground loop exists 6 2 Instrument Checks 1 Remove sensor completely and connect 1100 Ohms from the yellow to black sensor input leads Make sure the unit is configured for a ...

Страница 34: ...cable during calibration Slope HIGH Sensor slope from calibration is greater than 110 Get fresh cal solutions allow temperature and conductivity readings to fully stabilize check for correct values Slope LOW Sensor slope from calibration is less than 80 Clean sensor get fresh cal solutions allow temperature and conductivity readings to fully stabilize check for correct buffer values Out of Range I...

Страница 35: ... High The temperature reading is 210 ºC The temperature reading is over operating limits Check wiring and expected temp level Perform RTD test as described in sensor manual Recalibrate sensor temperature element if necessary Temp Low The temperature reading is 10 ºC The temperature reading is under operating limits Check wiring and expected temp level Perform RTD test as described in sensor manual...

Страница 36: ...or check cal solution temperature and repeat sensor temp calibration TC calibration function only allows adjustments of 6 ºC If still failure perform sensor tests as described in sensor manual Replace sensor if still failure Note that TC offset may also be adjusted using the Cal TC Factor function See Section 5 6 which involves no calibration reference solutions EEprom Fail Internal nonvolatile me...

Страница 37: ...le Transmitter Part 6 System Maintenance 37 O M Manual Rev G 7 15 Spare Parts Part No Description 07 0044 Portable Conductivity Monitor 3 VDC w two 0 2 5 V Outputs 63 0080 Toroidal Sensor Noryl 1000 RTD Lock Unlock Code 1453 ...

Страница 38: ...improper storage or extended exposure to excessive gas concentrations Should inspection indicate that sensors have failed due to any of the above the warranty shall not apply The Manufacturer assumes no liability for consequential damages of any kind and the buyer by acceptance of this equipment will assume all liability for the consequences of its use or misuse by the Customer his employees or ot...

Страница 39: ...ODUCTS NH3 Ammonia CO Carbon Monoxide H2 Hydrogen NO Nitric Oxide O2 Oxygen CO Cl2 Phosgene Br2 Bromine Cl2 Chlorine ClO2 Chlorine Dioxide F2 Fluorine I2 Iodine HX Acid Gases C2H4O Ethylene Oxide C2H6O Alcohol O3 Ozone CH4 Methane Combustible Gas H2O2 Hydrogen Peroxide HCl Hydrogen Chloride HCN Hydrogen Cyanide HF Hydrogen Fluoride H2S Hydrogen Sulfide NO2 Nitrogen Dioxide NOx Oxides of Nitrogen S...

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