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O & M Manual

Model Q45S/87

Portable Wet Hydrogen Sulfide

Measurement System

Home Office

European Office

Analytical 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: [email protected] Email: [email protected]

Содержание Q45S/87

Страница 1: ...ytical 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...

Страница 2: ...IT BOARD 14 5 3 BATTERY POWER CIRCUIT BOARD 16 5 4 VOLTAGE OUTPUTS 16 5 5 USER INTERFACE 16 5 6 KEYS 18 5 7 DISPLAY 18 5 8 SOFTWARE 20 5 9 SOFTWARE NAVIGATION 20 5 10 MEASURE MENU MEASURE 23 5 11 CALI...

Страница 3: ...DUCT INSERTION SENSOR HOLDER DIMENSIONS 9 FIGURE 3 DUCT SENSOR HOLDER EXPLODED VIEW 10 FIGURE 4 SENSOR CABLE PREPARATION 12 FIGURE 5 SENSOR CALIBRATION DIAGRAM 13 FIGURE 6 BATTERY BOARD CONNECTIONS 15...

Страница 4: ...urs 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 1 2 Standard System The system consists of two parts a Po...

Страница 5: ...ydrogen Sulfide Both outputs can be programmed individually to specific ranges Large high contrast custom LCD display with LED back light provides excellent readability The secondary line of display u...

Страница 6: ...isplay with sign 12 digit secondary display 0 3 7 6 mm 5x7 dot matrix Integral LED back light for visibility in the dark Keypad 4 key membrane type with tactile feedback polycarbonate with UV coating...

Страница 7: ...nd cable glands installed Outputs Two 0 2 5 VDC isolated outputs are provided on for connection to data recorders etc Battery Life Approximately 240 hours of operational use on a set of batteries with...

Страница 8: ...ned 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...

Страница 9: ...uct Always select a location that allows for easy access to the sensor for maintenance purposes Placing the sensor in an inacessible location generally leads to a lack of maintenance and ultimate fail...

Страница 10: ...ion and screw this part in hand tight to allow for easy removal When taking the sensor assembly apart first loosen the cable gland at the back of the adapter so that cable can slide freely Then unscre...

Страница 11: ...tem A package of 10 prefilter membranes are supplied with the unit The membrane material used as a prefilter IS NOT the same on both sides Look carefully at one of the membrane disks and you will see...

Страница 12: ...ble 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 conne...

Страница 13: ...ATI Q45S 87 Portable Wet H2S Monitoring System Part 4 Electrical Installation 13 O M Manual Rev C Figure 5 Sensor Calibration Diagram...

Страница 14: ...the Auto OFF feature to OFF in the DIAG menu This mode is intended for use when the instrument outputs are used for transmitting data In this mode the instrument will run continuously until the batter...

Страница 15: ...efine how the monitor will 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 Wi...

Страница 16: ...wer Circuit Board 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 circu...

Страница 17: ...e accessed from this user interface no internal jumpers pots etc Figure 7 User Interface MENU ICONS UNITS 12 CHARACTER SECONDARY DISPLAY MEMBRANE KEYPAD MENU ESC ENTER A B DIAG FAIL HOLD CAL CONF MENU...

Страница 18: ...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...

Страница 19: ...the user in set up and 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...

Страница 20: ...ey The list items can then be scrolled through using the UP arrow key Once the last item is reached the list wraps around and the first list item is shown again The items in the menu sections are orga...

Страница 21: ...ress the ENTER key This tells the system that the user wishes to perform a change on that item For single item type screens once the user presses the ENTER key part or all of the variable will begin t...

Страница 22: ...G or or or Cal H S 2 Set Hold Cal Temp Fault List Sim Out Auto Off Temperature nA Output V 2 LIST ITEMS MENU SECTIONS Slope Backlight Offset CONTROL Set 0V 1 Set 2 5V 1 or Entry Lock Set Delay Contras...

Страница 23: ...cally jumped to a manual 25C setting due to a failure with the temperature signal input 32 0 nA Raw sensor current Useful for diagnosing problems 1 1 05 VDC Instrument output signal 1 2 0 66 VDC Instr...

Страница 24: ...ctory 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 provid...

Страница 25: ...ents 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...

Страница 26: ...the secondary lower line of the display Press ENTER to initiate user entry mode and the entire value will flash Use the UP arrow key to modify the desired display value Press ENTER to store the new v...

Страница 27: ...lower than the value stored for the 2 5V point The entry values are limited to values within 20 00 ppm and must be separated by at least 1 of this range Use the LEFT arrow key to select the first digi...

Страница 28: ...the HOLD state and the HOLD state is retained even if power is cycled Press ENTER to initiate user entry mode and entire value will flash Use the UP arrow key to modify the desired value selections ar...

Страница 29: ...will automatically return to normal after a few seconds Sim Out The Sim Out function allows the user to simulate the Hydrogen Sulfide level of the instrument in the user selected display range The us...

Страница 30: ...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 F...

Страница 31: ...erforming steps 1 5 below The steps below assume that the sensor has been powered up for at least 8 hours prior to zeroing It is preferable to allow the monitor to run for 24 hours prior to zeroing if...

Страница 32: ...stance The sensor zero offset value in nA from the last zero calibration is displayed on the lower line of the Default Menus for information purposes 6 3 Span Cal Span calibration is done using compre...

Страница 33: ...isplay the message PASS with the new sensor slope reading then it will return to the main measurement display If the calibration fails a message indicating the cause of the failure will be displayed a...

Страница 34: ...flash as data is accumulated and analyzed The C or F symbol may flash periodically if the reading is too unstable 5 The message Adjust value press ENTER will be displayed and the right most digit wil...

Страница 35: ...ght accumulate on the sensor face If necessary replace the prefilter on the front of the assembly This should be done at least every 6 months The frequency of cleaning depends on the conditions of any...

Страница 36: ...3 Check sensor membrane for fouling Look closely for signs of grease or oil which may be present Replace the sensor if necessary Sensor condition can only be determined by the use of a suitable span g...

Страница 37: ...e configured Locked Transmitter security setting is locked Enter security code to allow modifications to settings Unlocked Transmitter security has just been unlocked Displayed just after security cod...

Страница 38: ...136 Battery powered monitor electronics assembly 00 1069 Hydrogen Sulfide Sensor 05 0087 Sensor prefilter membrane package of 10 45 0214 Sensor holder 45 0215 Sensor adapter 45 0010 Prefilter end cap...

Страница 39: ...lteration 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 Manufacture...

Страница 40: ...DUCTS 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...

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