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Pressura Room Pressure Controller Models 8630-SC 8630-PC

1. 45 42 42 15 4444 4422 4145522 12222224 55211 422256 22122221 52220202 9 Technical t eee aea 9 Software Programming sss 10 Menu and Menu ltems sss ener enne nennen nnns 14 CAND MATION sess eire ad ee epa e E 34 Maintenance and Repair 36 Troubleshooting Section esent 38 APPEND 5225 2550 52125 512015 49 APPENDIX B APPENDIX C 6 CEPR 49 M 51 Wiring Diagrams eio ette E tu er 51 M 55 Access 55 How to Use This Manual The PresSura Operation and Service Manual is divided into two parts Part One describes how the PresSura unit functions and how to interface with the device This section should be read by users facilities staff and anyone who requires a basic understanding of how the PresSura controller operates Part two describes the technical aspects of the product which includes operation calibration configuration maintenance and troubleshooting Part Two should be read by personnel programming or maintaining the unit TSI recommends thoroughly reading this manual before changing any software items
2. A thermal air velocity meter is needed to make the comparison measurement Normally the velocity is checked at the crack under the doorway or the door is opened 1 to allow alignment of the air velocity probe making the measurement If the crack under the door is not large enough use the 1 open door technique Calibrating pressure sensor primary sensor or second sensor Enter calibration menu see Software Programming if not familiar with key stroke procedure Access code is turned on so enter proper access code All menu items described below are found in CALIBRATION menu Elevation The ELEVATION item eliminates pressure sensor error due to elevation of hospital See ELEVATION item in Menu and Menu items section for further information Enter the ELEVATION menu item Scroll through the elevation list and select the one closest to the hospital s elevation Press the SELECT key to save the data and exit back to the calibration menu Sensor zero Slide open pressure sensor door and tape over 1 2 inch sensor orifice see Figure 7 Make sure pressure sensor orifice is taped over Sensor is located about 3 4 into housing Select SENSOR ZERO item 2 SENSOR ZERO item if second sensor Press SELECT key Sensor zero procedure which takes 120 seconds is automatic Press SELECT key to save the data Remove tape from sensor orifice and close pressure sensor door 34 Part Two SENSOR S ET SLIDING COVER PRESSURE SENSOR F
3. DEFAULT ITEM RANGE VALUE 0 to 10 square feet 0 0 to 0 9500 square meters The PresSura controller does not compute area The area must be first calculated and then entered into the unit ON or OFF OFF EXHAUST or SUPPLY EXHAUST CONFIGURE MENU eoiuuoe Sc END OF MENU SOFTWARE DEFAULT MENU ITEM NAME ITEM DESCRIPTION ITEM RANGE VALUE ACCESS ACCESS The ACCESS CODE item selects whether an access code ON or OFF OFF CODE CODE pass code is required to enter the menu The ACCESS CODE item prevents unauthorized access to a menu If the ACCESS CODE is_ON a code is required before the menu can be entered Conversely if the ACCESS CODE is OFF no code is required to enter the menu The END OF MENU item informs you that the end of a menu has been reached You can either scroll back up the menu to make changes or press the SELECT or MENU key to exit out of the menu CALIBRATION MENU MENU ITEM SENSOR ZERO SENSOR SPAN EXHAUST FLOW ZERO SUPPLY FLOW ZERO Premium models only SOFTWARE SENSOR ZERO SENSOR SPAN EXH FLO ZERO SUP FLO ZERO ITEM DESCRIPTION The SENSOR ZERO item is used to calibrate the PresSura pressure sensor A sensor zero should be established prior to adjusting the sensor span see Calibration section following menu item section The SENSOR SPAN item is used to match or calibrate the PresSura velocity sensors to the avera
4. PRESSURA ROOM PRESSURE CONTROLLER MODELS 8630 5 8630 PC OPERATION AND SERVICE MANUAL P N 1980243 REVISION J DECEMBER 2013 START SEEING THE BENEFITS OF REGISTERING TODAY Thank you for your TSI instrument purchase Occasionally TSI releases information on software updates product enhancements and new products By registering your instrument TSI will be able to send this important information to you http register tsi com As part of the registration process you will be asked for your comments on TS products and services TSI s customer feedback program gives customers like you a way to tell us how we are doing e UNDERSTANDING ACCELERATED A TSI Incorporated Visit our website www tsi com for more information USA Tel 1 800 874 2811 India Tel 91 80 67877200 UK Tel 44 149 4 459200 China Tel 86 10 8219 7688 France Tel 33 4 91 11 B7 64 Singapore Tel 656595 6388 Germany Tel 49241 523030 2013 Incorporated Printed in U S A PRESSURA ROOM PRESSURE CONTROLLER MODELS 8630 5 8630 PC OPERATION AND SERVICE MANUAL P N 1980243 REVISION J DECEMBER 2013 U S AND CANADA OTHER COUNTRIES Sales amp Customer Service Sales amp Customer Service 800 874 2811 651 490 2811 001 651 490 2811 Fax Fax 651 490 3824 001 651 490 3824 SHIP MAIL TO E MAIL TSI Incorporated answers tsi com ATIN Customer Service 500 Cardigan Road WEB SITE Shoreview MN 55126 www tsi com
5. ALARM ALM turned ON or OFF Selecting ON requires the staff to press the MUTE key to silence the audible alarm Selecting OFF permanently mutes all audible alarms except when the EMERGENCY key is pressed ALARM ALARM The ALARM DELAY determines the length of time the alarm is 20 to 600 SECONDS 20 DELAY DELAY delayed after an alarm condition has been detected This delay SECONDS affects the visual alarm audible alarm and relay outputs An ALARM DELAY prevents nuisance alarms from staff opening and closing doors etc eoiuuoe Le ALARM MENU SOFTWARE MENU ITEM NAME MUTE MUTE TIMEOUT TIMEOUT ACCESS ACCESS CODE CODE END OF MENU ALARM CONSTRAINTS DEFAULT ITEM DESCRIPTION ITEM RANGE VALUE The MUTE TIMEOUT determines the length of time the audible 5 to 30 minutes 5 minutes alarm is silenced after the MUTE key is pressed This delay temporarily mutes the audible alarm NOTE Ifthe PresSura controller is in alarm when MUTE TIMEOUT expires the audible alarm turns on When the PresSura controller returns to the safe range the MUTE TIMEOUT is canceled If the room goes back into an alarm condition the MUTE key must be pressed again to mute the audible alarm The ACCESS CODE item selects whether an access code ON or OFF OFF pass code is required to enter the menu The ACCESS CODE item prevents unauthorized access to a menu If the ACCESS CODE is ON a code is required before the menu can be entered C
6. NOTE This operation and service manual assumes proper PresSura controller installation Refer to the Installation Instructions to determine if the PresSura controller has been properly installed This page intentionally left blank PART ONE User Basics Reading product manuals should not be a difficult and time consuming process This section provides a brief but thorough overview of the PresSura product by maximizing information with minimal reading These few pages explain the purpose The Instrument and the operation Useful User Information Digital Interface Module Alarms of the unit Technical product information is available in Part Two of the manual The manual focuses on hospital isolation rooms but the product information is accurate for any room pressure application The Instrument PresSura controller measures and reports room pressure Proper room pressure can control airborne contaminants that can adversely affect patients and hospital staff For example tuberculosis TB isolation rooms need negative room pressure air flowing into the room to minimize TB exposure to staff and other patients Conversely surgical areas and bone marrow patient rooms need positive room pressure air flowing out of the room to keep out contaminants that may adversely affect the patient Room pressure or pressure differential is created when one space hallway is at a different pressure than an adjoining space patient room When
7. acetone or trichlorethane may be used as a solvent to remove other contaminants Use extreme care when cleaning the velocity sensors The ceramic sensor may break if excessive pressure is applied if sensor is scraped to remove contaminants or if the cleaning apparatus abruptly impacts the sensor WARNING If you are using a liquid to clean the sensor turn off power to the Model 8630 Do not use compressed air to clean the velocity sensors Do not attempt to scrape contaminants from the velocity sensors The velocity sensors are quite durable however scraping may cause mechanical damage and possibly break the sensor Mechanical damage due to scraping voids the pressure sensor warranty 36 Part Two Replacement Parts All components of the room pressure controller are field replaceable Contact TSI Critical Environments at 800 874 2811 U S and Canada or 001 651 490 2811 other countries or your nearest TSI Manufacturer s Representative for replacement part pricing and delivery Part Number Description See y O 800246 Model 8630 SC Pressure Controller 800247 Model 8630 PC Pressure Controller 800243 Technical Section 37 Troubleshooting Section The PresSura Room Pressure Controller is designed to be trouble free However installation problems or interaction with other HVAC components may cause system problems The PresSura system is easy to trouble shoot if an organized approach to evaluate the system is ta
8. unit returns to normal operating mode This section covers programming the instrument through the keypad and display If programming through RS 485 communications use the host computer s procedure The changes take place immediately upon saving data in the instrument Programming Keys The four keys with blue characters refer to Figure 4 are used to program or configure the unit to fit your particular application Programming the instrument will change how the unit functions so thoroughly review the items to be changed MUTE A TEST RESET SELECT v Figure 4 Programming Keys MENU Key The MENU key has three functions 1 The MENU key is used to gain access to the menus when the unit is in the normal operating mode Pressing the key once will exit the normal operating mode and enter the programming mode When the MENU key is first pressed the first two menus are listed 2 When the unit is being programmed the MENU key acts like an escape key When scrolling through the main menu pressing the MENU key will return the unit to standard operating mode When scrolling through the items on a menu pressing the MENU key will return you to the list of menus When changing data in a menu item pressing the MENU key will escape out of the item without saving changes 3 When programming is complete pressing the MENU key will return the unit to normal operating mode 10 Part Two SELECT Key The SELECT key has three fu
9. A high alarm condition is defined as when the magnitude of the room pressure rises above the NEG HIGH ALM set point This item is enabled when the TSI key switch is in negative room pressure position or when negative is selected in ROOM MODE item The POS LOW ALM item sets the positive low pressure alarm OFF 0 to 0 19500 OFF set point A low alarm condition is defined as when the H2O magnitude of the room pressure falls below or goes in the opposite direction of the POS LOW ALM set point This item is enabled when the TSI key switch is in positive room pressure position or when positive is selected in ROOM MODE item The POS HIGH ALM item sets the positive high pressure alarm OFF O to 0 19500 OFF set point A high alarm condition is defined as when the magnitude of the room pressure rises above the POS HIGH ALM set point This item is enabled when the TSI key switch is in positive room pressure position or when positive is selected in ROOM MODE item UONIES eIIUYIE 61 ALARM MENU SOFTWARE MENU ITEM NAME MIN EXH ALM MINIMUM EXHAUST DUCT FLOW ALARM MINIMUM SUPPLY FLOW ALARM MIN SUP ALM Premium models only SECOND SENSOR LOW ALARM 2 LOW ALM Premium models only ITEM DESCRIPTION The MIN EXH ALM item sets the exhaust duct s flow alarm set point A minimum flow alarm is defined as when the exhaust duct flow is less than the MIN EXH ALM set point The MIN SUP ALM item
10. LOW CONTROL CONTROLLER OUTPUT CABLE P N 800199 c FLOW FLOW SENSOR IN 2 DIGITAL INTERFACE MODULE DIM PREMIUM CONTROLLER PIN 800247 Figure 11 Wiring Diagram Premium Controller with Electric Actuator Wiring Diagrams 53 54 This page intentionally left blank Appendix B Appendix C Access Codes These are the access codes to the different menus of the PresSura controller When an access code is required pressing the following key sequence will provide access to the required menu Key Setpoints EMERGENCY Interface TEST EMERGENCY AUX MUTE MENU Alarm Configure TEST EMERGENCY TEST MENU MUTE AUX EMERGENCY MENU MENU MENU Diagnostics TEST MUTE AUX AUX MENU Calibration AUX MENU MUTE MENU AUX Control EMERGENCY AUX 55 56 This page intentionally left blank Appendix C e UNDERSTANDING ACCELERATED TSI Incorporated Visit our website www tsi com for more information USA Tel 1 800 874 2811 India Tel 91 80 67877200 UK Tel 44 149 4 459200 China Tel 86 10 8219 7688 France Tel 33 4 91 11 87 64 Singapore Tel 65 6595 6388 Germany Tel 49 241 523030 P N 1980243 Rev J 2013 TSI Incorporated Printed in U S A
11. USA 9001 2008 Copyright TSI Incorporated 1995 2013 All rights reserved Part number 1980243 Revision J December 2013 LIMITATION OF WARRANTY AND LIABILITY effective June 2011 Seller warrants the goods sold hereunder under normal use and service as described in the operator s manual shall be free from defects in workmanship and material for 24 months or if less the length of time specified in the operator s manual from the date of shipment to the customer This warranty period is inclusive of any statutory warranty This limited warranty is subject to the following exclusions and exceptions a Hot wire or hot film sensors used with research anemometers and certain other components when indicated in specifications are warranted for 90 days from the date of shipment b Pumps are warranted for hours of operation as set forth in product or operator s manuals c Parts repaired or replaced as a result of repair services are warranted to be free from defects in workmanship and material under normal use for 90 days from the date of shipment d Seller does not provide any warranty on finished goods manufactured by others or on any fuses batteries or other consumable materials Only the original manufacturer s warranty applies e Unless specifically authorized in a separate writing by Seller Seller makes no warranty with respect to and shall have no liability in connection with goods which are incorporated into other produ
12. a pressure differential is created between two spaces air is forced to flow from the higher pressure space to the lower pressure space The direction of air flow is one component of proper room pressure The second component of room pressure is the speed or how fast is the air moving between the two spaces The PresSura controller provides both pieces of information by measuring whether the air is flowing into or out of a room and the speed of the air Negative room pressure is present when air flows from a hallway ante room into the patient room If air flows from the patient room into the hallway ante room the room is under positive pressure Figure 1 gives a graphic example of positive and negative room pressure H H A L L Ep om SSS 85 21 a Y Y ROOM ROOM Negative Positive Figure 1 Room Pressure User Basics 1 An example of negative pressure is a bathroom with an exhaust fan When the fan is turned on air is exhausted out of the room creating a slight negative pressure in the bathroom compared to the hallway This pressure differential forces air to flow from the hallway into the bathroom The PresSura device informs the staff when the room is under proper pressure and provides alarms when the room pressure is inadequate If the room pressure is in the safe range a green light is on If the pressure is inadequate a red alarm light and audible alarm tur
13. end of the self test the display will show SELF TEST PASSED if all DIM electronics are good If unit displays DATA ERROR at the end of the test the electronics may be corrupted Check all software items to determine cause of DATA ERROR If SELF TEST PASSED is displayed proceed to test individual components Enter Diagnostics menu and check the following e Control output e Sensor input e Sensor status e Analog output e Key input These diagnostic menu items are explained in detail in the next section Diagnostics menu of the manual so their function is not reviewed here If the PresSura system passes each of the tests the mechanical piece parts are all functioning correctly TEST Control output Enter CONTROL OUT menu item in diagnostics menu A number between 0 and 100 will be displayed Press the A W keys until either 0 or 100 shows on the display Note the position of the control damper If display reads 096 press the A key until 10096 is shown on display If display read 10096 press key until 096 is shown on display Note the position of the damper The damper should have rotated either 45 or 90 degrees depending on actuator installed If not see hardware section Control system is not controlling TEST Sensor input Enter SENSOR INPUT menu item in diagnostics menu A voltage between 0 and 10 volts DC will be displayed It is not important what the exact voltage is to pass this test Tape over the pressure se
14. into the unit Hed CONFIGURE MENU SOFTWARE MENU ITEM NAME SUPPLY DUCT SUP DCT AREA AREA Premium models only SECOND SENSOR ENABLE 2 SENSOR Premium models only DUCT TO CALCULATE AIR CHANGES PER HOUR ACPH DUCT Premium models only ITEM DESCRIPTION The SUP DCT AREA item is used to input the supply duct size The duct size is needed to compute the air flowing into the room This item requires a TSI flow station to be mounted in the supply duct When a duct area is programmed the display will automatically scroll the actual supply flow as part of the display scroll sequence If a zero value is entered the supply flow value will not scroll on the display If the PresSura controller displays English units area must be entered in square feet If metric units are displayed area must be entered in square meters The 2 SENSOR item turns the second sensor on or off This item requires a second TSI pressure sensor to be installed in order to function Turning 2 SENSOR on adds the second sensor pressure value to the display s sequence and enables the 2 LOW ALM and 2 HIGH ALM items NOTE The second sensor s communication address must be set to 2 in order to function See Figure 9 to change second sensor address The ACPH DUCT item selects which duct to calculate the room air changes per hour from supply or exhaust Supply and or exhaust duct area must be entered before this item can be accessed
15. left blank Part Two Appendix A Specifications Room Pressur e Module Display Range Resolution Display Update Inputs Switch Flow in in Outputs Low Alarm Range High Al Alarm Contacts Analog Operating Temperature Input P Dimensions arm Range Output OWOL basse uota a TA Pressure Sensor Temperature Compensation Range Power 01551 2 Damper Actuator Input P OWer Time for 90 Rotation 0 20000 to 0 20000 inches H2O 596 of reading 0 5 sec SPST N O Switch Closing switch initiates condition 0 to 10 Volts 0 19500 to 0 19500 inches H2O 0 19500 to 0 19500 inches H2O SPST N O Max current 5A max voltage 150 VDC 250 VAC Maximum switch load 10 mA 5 VDC Contacts close in alarm condition 0 to 10 VDC or 4 to 20 mA High 0 100 to 0 100 inches Low 0 0100 to 0 0100 inches 1 096 of range for 0 to 10 VDC 1 296 of range for 4 to 20 mA Yes 32 to 120 F 24 VAC 5 watts max 4 9 in x 4 9 in x 1 35 in 0 7 Ib 55 to 95 F 0 16 watts at 0 inches 0 20 watts at 0 00088 inches 5 58 in x 3 34 in x 1 94 in 0 2 Electric 24 VAC 7 5 watts max Electric 1 5 seconds 49 50 This page intentionally left blank Part Two Appendix B Wiring Diagrams Jumper Wiring Information Damper systems The Model 8630 PresSura Room Pressure Controller modulates electric actuat
16. normal operating mode The MENU key is further described in the Software Programming section of this manual SELECT Key The SELECT key performs three functions 1 Provides access to specific menus 2 Provides access to menu items 3 Saves data Pressing the key when finished with a menu item will save the data and exit you out of the menu item User Basics 5 Keys The A Y keys used to scroll through the menus menu items and through the range of item values that can be selected Depending on the item type the values may be numerical specific properties on off or a bar graph Emergency Key Red with Black Letters EMERGENCY Key The red EMERGENCY key puts the controller into emergency mode If the room is under negative room pressure control the emergency mode will maximize the negative pressure Conversely if the room is under positive room pressure control the emergency mode will maximize the positive pressure Pressing the EMERGENCY key will cause the display to flash EMERGENCY the red alarm light to flash on and off and the audible alarm to beep intermittently To return to control mode press the EMERGENCY key or the RESET key Alarms PresSura controller has visual red light and audible alarms to inform you of changing conditions The alarm levels set points are determined by hospital personnel which could be the infection control group charge nurse or a facilities group depending on the hosp
17. sets the supply duct s flow alarm set point A minimum flow alarm is defined as when the supply duct flow is less than the MIN SUP ALM set point The 2 LOW ALM item sets the second sensor s low alarm set point A low alarm condition is defined as when the magnitude of the second sensor s room pressure falls below or goes in the opposite direction of the 2 LOW ALM set point The alarm can be a negative or positive pressure alarm set point The second sensor low and high alarms must be programmed for the same pressure direction positive or negative In addition the PresSura controller has a minimum dead band of 40 ft min between the second sensor low and high alarms The dead band helps prevent nuisance alarms The second sensor monitors the room pressure of a second space typically an ante room and is not part of the primary sensor or control sequence This alarm is on when the controller is in positive or negative mode This item is enabled when the second pressure sensor item is enabled see menu item 2 SENSOR DEFAULT ITEM RANGE OFF 0 to 2832 ft MIN times the exhaust duct area in square feet 82 VALUE OFF OFF 0 to 2832 ft MIN OFF times the exhaust duct area in square feet 82 OFF to 0 19500 OFF H2O or 0 to 0 19500 HzO Hed ALARM MENU SOFTWARE DEFAULT MENU ITEM NAME ITEM DESCRIPTION ITEM RANGE VALUE SECOND 2 HIGH ALM The 2 HIGH ALM item sets the second sensor s high alarm se
18. shown in this 00085 case Press the MENU key to gain access to the menus MENU The first 2 menu choices SETPOINTS are displayed ALARM Press the key once Blinking cursor should be on A of Alarm Press the SELECT SELECT key to access the ALARM menu NOTE Blinking cursor must be on A in Alarm Line 1 shows menu selected ALARM Line 2 shows first menu item NEG LOW ALM Press the W key until POS LOW ALM is shown on display Menu selected ALARM Item name POS LOW ALM JB Press the SELECT key to access the positive low alarm set point The item SELECT name POS LOW ALM will now be displayed on line 1 and the item s current value will be displayed on line 2 Item Name POS LOW ALM Current Value 4 00035 Press the key to change the positive low alarm set point to 0 00050 inches POS LOW ALM 4 00050 H2O Part Two Press the SELECT key to save the new positive low alarm set point Three short beeps will sound indicating that the data is being saved Immediately after the data is saved the PresSura controller will return to the menu level displaying the menu title on the top line of the display and the menu item on the bottom line goes to step 3 Press the MENU key once to return to the menu level Press the MENU key a second time to return to the normal operating level Unit is now back in normal Technical Section operation SELEC
19. the TSI key switch is in neutral room pressure position or when no isolation is selected in ROOM MODE item ACCESS ACCESS The ACCESS CODE item selects whether an access code ON or OFF OFF CODE CODE pass code is required to enter the menu The ACCESS CODE item prevents unauthorized access to a menu If the ACCESS CODE is ON a code is required before the menu can be entered Conversely if the ACCESS CODE is OFF no code is required to enter the menu END OF The END OF MENU item informs you that the end of a menu MENU has been reached You can either scroll back up the menu to make changes or press the SELECT or MENU key to exit out of the menu 8 Hed ALARM MENU MENU ITEM NEGATIVE LOW PRESSURE ALARM NEGATIVE HIGH PRESSURE ALARM POSITIVE LOW PRESSURE ALARM POSITIVE HIGH PRESSURE ALARM SOFTWARE NAME NEG LOW ALM NEG HIGH ALM POS LOW ALM POS HIGH ALM DEFAULT ITEM DESCRIPTION ITEM RANGE VALUE The NEG LOW ALM item sets the negative low pressure alarm OFF 0 to 0 19500 OFF set point A low alarm condition is defined as when the magnitude of the room pressure falls below or goes in the opposite direction of the NEG LOW ALM set point This item is enabled when the TSI key switch is in negative room pressure position or when negative is selected in ROOM MODE item The NEG HIGH ALM item sets the negative high pressure OFF 0 to 0 19500 OFF alarm set point
20. 12 months after a cause of action has accrued The goods returned under warranty to Seller s factory shall be at Buyer s risk of loss and will be returned if at all at Seller s risk of loss Buyer and all users are deemed to have accepted this LIMITATION OF WARRANTY AND LIABILITY which contains the complete and exclusive limited warranty of Seller This LIMITATION OF WARRANTY AND LIABILITY may not be amended modified or its terms waived except by writing signed by an Officer of Seller SERVICE POLICY Knowing that inoperative or defective instruments are as detrimental to TSI as they are to our customers our Service policy is designed to give prompt attention to any problems If any malfunction is discovered please contact your nearest sales office or representative or call TSI s Customer Service department at 800 874 2811 TRADEMARKS TSI and TSI logo are registered trademarks of TSI Incorporated PRESSURA is a trademark of TSI Incorporated CONTENTS HOW USE THIS MANUAL ritenere tritt rien een eL 85215 Juge 1 1 The Motum catalina cdcdansaauslestacivdansaaidauslecdcnieaacaae 1 Operator Panellerin ENEE 4 Alarm S 6 Before Calling or tert ti 7
21. 2 ort ort Figure 9 Pressure Sensor DIP Switch Check SENSOR STAT item in diagnostics menu If NORMAL is displayed sensor is okay If COMM ERROR is displayed check wiring pressure sensor address and that DIP switch 1 amp 2 are ON Figure 9 Check SENSOR STAT and confirm NORMAL is displayed If ERROR is displayed correct error Unit is communicating with DIM This is normal This is normal when no problems exist or when no communication is occurring Pressure sensor must be set for 0 to 10 volt output not 4 to 20 mA do not confuse this output with DIM analog output Check pressure sensor DIP switch 3 and make sure it is OFF see Figure 9 45 Positive negative neutral key switch does not work DIM does not respond to RS 485 communications DIM displays opposite pressure signal Alarm relays do not work 46 Possible Cause Incorrect wiring Room mode is incorrect Defective switch defective DIM Network protocol is incorrect Incorrect network address Incompatible software Sensor direction is incorrect Alarms are turned off Incorrect wiring Relay may be defective Corrective Action Verify wiring is correct between key switch and DIM Go into CONFIGURE menu ROOM MODE item Verify ROOM MODE is in key switch position Verify ROOM MODE is in key switch position Go into DIAGNOSTICS menu KEY INPUT item Display should read negative in negative posit
22. EVATION ACCESS CODE DIAGNOSTICS CONTROL OUT SENSOR INPUT SENSOR STAT ANALOG OUT KEY INPUT EXH FLOW IN SUP FLOW IN 2SENSOR IN 2SENSOR STAT LOW ALM REL HIGH ALM REL ACCESS CODE Figure 6 Menu Items Model 8630 PC Premium Controller Technical Section 15 91 Hed SETPOINTS MENU SOFTWARE MENU ITEM NAME NEGATIVE NEG PRESSURE SETPOINT SET POINT POSITIVE POS PRESSURE SETPOINT SET POINT MINIMUM MIN EXH EXHAUST SET FLOW SET POINT ITEM DESCRIPTION The NEG SETPOINT item sets the negative pressure control set point The PresSura controller will maintain the room under negative pressure when item is enabled This item is enabled when the TSI key switch is in negative room pressure position or when negative is selected in ROOM MODE item A negative set point equal to zero will turn off the negative low pressure alarm The control output signal will be super slow no PID when maintaining neutral or zero pressure The POS SETPOINT item sets the positive pressure control set point The PresSura controller will maintain the room under positive pressure when item is enabled This item is enabled when the TSI key switch is in positive room pressure position or when positive is selected in ROOM MODE item A positive set point equal to zero will turn off the positive low pressure alarm The control output signal will be super slow no PID when maintaining neutral or zero pressure The MIN E
23. M or controller electronics is receiving a signal from the sensor When this item is entered a voltage will be indicated on the display The exact voltage displayed is relatively unimportant It is more important that the voltage is changing which indicates the sensor is working correctly 0 volts represents a negative pressure of 0 2 inches H20 5 volts represents 0 pressure 10 volts represents a positive pressure of 0 2 inches H20 40 Part Two Sensor Communications Menu Item SENSOR STAT 25 5 STAT The SENSOR STAT 2SENSOR STAT item verifies that the RS 485 communications between the pressure sensor and DIM is working correctly Sensor error messages do not display on DIM except when SENSOR STAT item is selected The item will display NORMAL if communications are established correctly If problems exist one of four error messages will display COMM ERROR DIM cannot communicate with sensor Check all wiring and the pressure sensor address Address must be 1 or 2 Figure 9 SENS ERROR Problem with sensor bridge Physical damage to pressure sensor or sensor circuitry Unit is not field repairable Send to TSI for repair CAL ERROR Calibration data lost Sensor must be returned to TSI to be calibrated DATA ERROR Problem with EEPROM field calibration or analog output calibration lost Check all data programmed and confirm unit is function correctly Analog Output Menu Item ANALOG OUT The ANALOG OUT ite
24. POINT MIN EXH SET DAMPER SET ACCESS CODE CONTROL SPEED SENSITIVITY CONTROL SIG KC VALUE TI VALUE TD VALUE ACCESS CODE ALARM NEG LOW ALM NEG HIGH ALM POS LOW ALM POS HIGH ALM MIN EXH ALM ALARM RESET AUDIBLE ALM ALARM DELAY MUTE TIMEOUT ACCESS CODE INTERFACE NET PROTOCOL NET ADDRESS OUTPUT RANGE OUTPUT SIG ACCESS CODE CONFIGURE ROOM MODE DISPLAY AVG UNITS EXH DCT AREA ROOM VOLUME ACCESS CODE Menu items located in Troubleshooting section CALIBRATION SENSOR ZERO SENSOR SPAN EXH FLO ZERO ELEVATION ACCESS CODE DIAGNOSTICS CONTROL OUT SENSOR INPUT SENSOR STAT ANALOG OUT KEY INPUT EXH FLOW IN LOW ALM REL ACCESS CODE Figure 5 Menu Items Model 8630 SC Standard Controller Part Two SETPOINTS NEG SETPOINT POS SETPOINT MIN EXH SET DAMPER SET ACCESS CODE CONTROL SPEED SENSITIVITY CONTROL SIG KC VALUE TI VALUE TD VALUE ACCESS CODE ALARM NEG LOW ALM NEG HIGH ALM POS LOW ALM POS HIGH ALM MIN EXH ALM MIN SUP ALM 2 LOW ALM 2 HIGH ALM ALARM RESET AUDIBLE ALM ALARM DELAY MUTE TIMEOUT ACCESS CODE INTERFACE NET PROTOCOL NET ADDRESS OUTPUT RANGE OUTPUT SIG ACCESS CODE CONFIGURE ROOM MODE DISPLAY AVG UNITS EXH DCT AREA ROOM VOLUME SUP DCT AREA 2 SENSOR ACPH DUCT ACCESS CODE Menu items located in Troubleshooting section CALIBRATION SENSOR ZERO SENSOR SPAN EXH FLO ZERO SUP FLO ZERO 2SENSOR ZERO 2SENSOR SPAN EL
25. SI for assistance in determining your control problem and for instructions on how to change a value Incorrectly changing a value will result in poor or nonexistent control Before changing Kc Ti or Td change the speed or adjust the sensitivity to try to eliminate the problem Suggestion The Kc VALUE item is used to read and change the gain control coefficient When this item is entered a value for Kc is indicated on the display If the PresSura controller is not controlling correctly hunting oscillating or controlling slowly the Kc gain control coefficient may need adjusting The Ti VALUE item is used to read and change the integral control coefficient When this item is entered a value for Ti is indicated on the display If the PresSura controller is not controlling correctly the unit may have an inappropriate integral control coefficient DEFAULT ITEM RANGE VALUE Direct or Reverse Reverse Kc 0 to 1000 Kc 100 Ti 0 1000 Ti 200 Td 0 1000 Td 25 The range of values is very large Poor control will occur if values are more than twice or less than 1 2 the default value CONTROL MENU Eoiuuoe Le SOFTWARE DEFAULT MENU ITEM NAME ITEM DESCRIPTION ITEM RANGE VALUE Kc VALUE The Td VALUE item is used to read and change the derivative Ti VALUE control coefficient When this item is entered a value for Td is Td VALUE indicated on the display If the PresSura controller is not Continued contro
26. STICS menu LOW ALM REL or HIGH ALM REL Connect an ohmmeter to relay terminals to verify contact open and closes Press theA W key to manually trip the relay If relay responds contact opens and closes the device connected is incompatible or defective If relay does not respond relay is defective may be caused by incompatible device Replace DIM Part Two Symptom DATA ERROR flashing on display Actuator hunting Display indicates steady pressure Displayed pressure wildly fluctuating Technical Section Possible Cause DIM was hit by electrical disturbance Control system is unstable Exhaust system unstable Supply or exhaust air is affecting the sensor Corrective Action All data may be lost or changed Review all configuration parameters DATA ERROR is removed by pressing the RESET key Go into CONTROL menu SPEED item Turn speed down until hunting is eliminated If speed is too slow review CONTROL menu items and adjust accordingly to eliminate hunting Turn DIM to emergency If pressure stabilizes this is not the problem Verify reference pressure is not fluctuating Check location of supply air diffusers and exhaust grilles They should be as far from pressure sensor as is realistic 6 feet preferred 2 feet minimum Supply diffuser terminal throw velocity must be less than 10 ft min at the sensor Relocate supply or exhaust as needed 47 48 This page intentionally
27. T POS LOW ALM Saving Data ALARM POS LOW ALM MENU ALARM CONFIGURE MENU PRESSURE 1 00085 H2O 13 Menu and Menu Items The PresSura controller is a very versatile device which can be configured to meet your specific application This section lists all of the menu items available to program and change except diagnostics menu Changing any item is accomplished by using the keypad or if communications are installed through the RS 485 Communications port If you are unfamiliar with the keystroke procedure please see Software Programming for a detailed explanation This section provides the following information e Complete list of menu and all menu items e Gives the menu or programming name e Defines each menu item s function what it does how it does it etc e Gives the range of values that can be programmed e Gives default item value how it shipped from factory The menus covered in this section are divided into groups of related items to ease programming As an example all set points are in one menu alarm information in another etc The manual follows the menus as programmed in the controller The menu items are always grouped by menu and then listed in menu item order not alphabetical order Figure 5 shows a chart of all the Model 8630 SC standard controller menu items Figure 6 shows the additional menu items in bold available on the Model 8630 PC premium controller SETPOINTS NEG SETPOINT POS SET
28. The RESET key performs three functions 1 Resets the alarm light alarm contacts and audible alarm when in a latched or non automatic reset mode The room pressure must be in the safe or normal range before the RESET key will operate 2 Resets the emergency function after the emergency key has been pressed see EMERGENCY key 3 Clears any displayed error messages MUTE Key The MUTE key temporarily silences the audible alarm The time the alarm is temporarily silenced is programmable by you see MUTE TIMEOUT When the mute period ends the audible alarm turns back on if the alarm condition is still present NOTE You can program the audible alarm to be permanently turned off see AUDIBLE ALM AUX Key The AUX key is active only in specialty applications and is not used on the standard PresSura controller If the AUX key is used a separate manual supplement will explain the AUX key function Programming Keys Gray with Blue Characters The four keys with blue print are used to program or configure the unit to fit a particular application WARNING Pressing these keys will change how the unit functions so please thoroughly review the manual before changing menu items MENU Key The MENU key performs three functions 1 Provides access to the menus when in the normal operating mode 2 When the unit is being programmed the MENU key acts as an escape key to remove you from an item or menu without saving data 3 Returns the unit to the
29. XH SET item sets the minimum exhaust flow set point CFM This item prevents the exhaust flow from going below a preset minimum CFM When a minimum flow set point is programmed the display will automatically scroll the actual exhaust flow as part of the display scroll sequence If a zero valve is entered the exhaust flow will not scroll on the display DEFAULT VALUE to 0 19500 0 00100 O to 0 19500 H2O 0 00100 0 400 ft min x duct 0 area 2832 ft min x duct area The duct area must be entered in square feet ft SETPOINTS MENU eoiuuoe 41 SOFTWARE DEFAULT MINIMUM MIN EXH The minimum exhaust flow set point overrides the pressure METRIC UNITS EXHAUST SET cont control set point so adequate or safe room pressure may not 0 2 0 m s x duct area FLOW SET be maintained pressure alarm will turn on if set 14 4 m s x duct area POINT cont The duct area must be A TSI flow station is required to make the flow measurement entered in square and enable this function meters m The flow station and control damper must be mounted in the exhaust duct for this item to function properly DAMPER SET DAMPER The DAMPER SET item functions when the controller is in no 0 to 100 50 POINT SET isolation mode This item moves the control damper to a preset position The damper can be positioned full open partially open or fully closed This item is enabled when
30. act voltage displayed is relatively unimportant It is more important that the voltage is changing which indicates the flow station is working correctly 0 volts displayed equals zero flow 10 volts displayed equals 2832 ft min x duct area ft Technical Section 41 Low Alarm Relay Menu Item LOW ALM REL The LOW ALM REL item is used to change the state of the low alarm relay When this item is entered the display will indicate either OPEN or CLOSED The A V keys are used to toggle the state of the relay The A key is used to OPEN the alarm contact The W key is used to CLOSE the alarm contact When the contact is closed the LOW ALM REL should be in an alarm condition High Alarm Relay premium models onl Menu Item HIGH ALM REL The HIGH ALM REL item is used to change the state of the high alarm relay When this item is entered the display will indicate either OPEN or CLOSED The A V keys are used to toggle the state of the relay The A key is used to OPEN the alarm contact The W key is used to CLOSE the alarm contact When the contact is closed the HIGH ALM REL should be in an alarm condition Access Code Menu Item ACCESS CODE The ACCESS CODE item selects whether an access code pass code is required to enter the menu The ACCESS CODE item prevents unauthorized access to a menu If the ACCESS CODE is ON a code is required before the menu can be entered Conversely if the ACCESS CODE is OFF no code is required to enter the m
31. arger the integral dead band For example with 8 bars displayed and an operating set point of 100 ft min the integral dead band is between 80 and 120 ft min When the measured room pressure velocity is within this range integral or slow control is used However when the room pressure velocity falls below 80 ft min or rises above 120 ft min PID control is enabled until the unit returns within the dead band The SENSITIVITY item has a unique feature that when zero bars are displayed the unit never goes into PID control The control output is a slow control signal WARNING When SENSITIVITY is set for 10 bars the system is always in PID control which will probably cause an unstable system It is recommended that the SENSITIVITY be set at 9 bars or less lt Hed CONTROL MENU SOFTWARE MENU ITEM CONTROL CONTROL SIGNAL SIG Kc VALUE Kc VALUE Ti VALUE Ti VALUE Td VALUE Td VALUE ITEM DESCRIPTION The CONTROL SIG item determines the control signal s output direction As an example If the control system closes the exhaust damper instead of opening the damper this option will reverse the control signal to now open the damper WARNING The Kc VALUE Ti VALUE and Td VALUE items provides you with the ability to manually change the PID control loop variables DO NOT CHANGE THESE VALUES UNLESS YOU HAVE A THROUGH UNDERSTANDING OF PID CONTROL LOOPS CONTACT TSI FOR ASSISTANCE PRIOR TO CHANGING ANY VALUES Contact T
32. be established prior to adjusting the second sensor span see Calibration section following menu item listing If menu item displays SEC SENS OFF the second sensor must be turned on menu item 2 SENSOR to activate the 2SENSOR ZERO The 2SENSOR SPAN item is used to match or calibrate the NONE second PresSura velocity sensors to the average room pressure velocity as measured by a portable air velocity meter A second sensor span should be established prior to adjusting the second sensor span see Calibration section following menu item listing If menu item displays SEC SENS OFF the second sensor must be turned on menu item 2 SENSOR to activate the 2SENSOR SPAN The ELEVATION item is used to enter the elevation of the hospital above sea level This item has a range of 0 10 000 feet sea level in 1 000 foot increments The pressure value needs to be corrected due to changes in air density at different elevations ITEM RANGE 0 to 10 000 feet above DEFAULT VALUE Unit is factory calibrated No initial adjustment should be necessary Unit is factory calibrated No initial adjustment should be necessary 8 CALIBRATION MENU SOFTWARE DEFAULT MENU ITEM NAME ITEM DESCRIPTION ITEM RANGE VALUE ACCESS ACCESS The ACCESS CODE item selects whether an access code ON or OFF ON CODE CODE pass code is required to enter the menu The ACCESS CODE item prevents unauthorized access to a menu If the ACCESS CODE is ON a co
33. cts or equipment or which are modified by any person other than Seller The foregoing is IN LIEU OF all other warranties and is subject to the LIMITATIONS stated herein NO OTHER EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR PARTICULAR PURPOSE OR MERCHANTABILITY IS MADE WITH RESPECT TO SELLER S BREACH OF THE IMPLIED WARRANTY AGAINST INFRINGEMENT SAID WARRANTY IS LIMITED TO CLAIMS OF DIRECT INFRINGEMENT AND EXCLUDES CLAIMS OF CONTRIBUTORY OR INDUCED INFRINGEMENTS BUYER S EXCLUSIVE REMEDY SHALL BE THE RETURN OF THE PURCHASE PRICE DISCOUNTED FOR REASONABLE WEAR AND TEAR OR AT SELLER S OPTION REPLACEMENT OF THE GOODS WITH NON INFRINGING GOODS TO THE EXTENT PERMITTED BY LAW THE EXCLUSIVE REMEDY OF THE USER OR BUYER AND THE LIMIT OF SELLER S LIABILITY FOR ANY AND ALL LOSSES INJURIES OR DAMAGES CONCERNING THE GOODS INCLUDING CLAIMS BASED ON CONTRACT NEGLIGENCE TORT STRICT LIABILITY OR OTHERWISE SHALL BE THE RETURN OF GOODS TO SELLER AND THE REFUND OF THE PURCHASE PRICE OR AT THE OPTION OF SELLER THE REPAIR OR REPLACEMENT OF THE GOODS IN THE CASE OF SOFTWARE SELLER WILL REPAIR OR REPLACE DEFECTIVE SOFTWARE OR IF UNABLE TO DO SO WILL REFUND THE PURCHASE PRICE OF THE SOFTWARE IN NO EVENT SHALL SELLER BE LIABLE FOR LOST PROFITS OR ANY SPECIAL CONSEQUENTIAL OR INCIDENTAL DAMAGES SELLER SHALL NOT BE RESPONSIBLE FOR INSTALLATION DISMANTLING OR REINSTALLATION COSTS OR CHARGES No Action regardless of form may be brought against Seller more than
34. de is required before the menu be entered Conversely if the ACCESS CODE is OFF no code is required to enter the menu END OF The END OF MENU item informs you that the end of a menu MENU has been reached You can either scroll back up the menu to make changes or press the SELECT or MENU key to exit out of the menu Hed eoiuuoe 6c CONTROL MENU MENU ITEM SPEED SENSITIVITY SOFTWARE NAME SPEED SENSITIVITY DEFAULT ITEM DESCRIPTION ITEM RANGE VALUE The SPEED item is used to select the control output speed 1 to 10 bars 5 bars When this item is selected a bar graph is shown on the display There are 10 bars each one representing 10 of speed Starting from the right side sign 10 bars displayed indicates maximum speed This is the fastest the controller will operate 1 bar is the slowest the control output will move The more bars shown the faster the control output The SENSITIVITY item is used to select the integral dead band to 10 bars 5 bars The integral dead band determines when the controller uses integral control slow control and when the controller enters PID control fast control When this item is selected a bar graph will be shown on the display There are 10 bars each representing 10 ft min Starting from the right side sign 10 bars displayed indicates no dead band so the controller will always be in PID control mode The less bars displayed the l
35. ed dampers mounted in the exhaust or supply ducts The TSI damper actuators are shipped configured to be mounted in the exhaust duct normally open on pneumatic The actuators have a dip switch to meet the exhaust duct configuration If the damper is mounted in the supply duct the damper will probably rotate in the opposite direction The menu item CONTROL SIG CONTROL menu reverses the control output to eliminate the problem Changing the jumper on the actuator is not normally required Table B1 Dip Switch Configurations Electric Actuator P N 800370 Damper Location Dip Switch Supply Air On reverse Exhaust Air Off direct 51 INPUT 24 VAC TRANSFORMER P N 800420 1 TRANSFORMER CABLE P N 800414 TSI CONTROLLER PIN 800243 VENTURI VALVE ONLY 5 6 7 4 9 10 B GRN WHT ORN BLU ANALOG OUT 11 13 14 CON 5 5 LOW DIGITAL INTERFACE MODULE DIM STANDARD CONTROLLER PIN 800246 Figure 10 Wiring Diagram Standard Controller with Electric Actuator 52 Appendix B P N 800420 TRANSFORMER CABLE P N 800414 TSI CONTROLLER SENSOR P N 800243 EE lt a 1 10VDC FLOW OUT SENSOR CABLE 6 CONN VENTURI VALVE ONLY PIN 800248 LOW DP FOBACK IN LOW DP FDBACK IN ELECTRIC ACTUATOR 3 6 7 B 13 14 H N A 8 CON CON RED BLK WHT ORN BLU TACTS TACT u 24 VAC SENSOR SENSOR ANALOG SWITCH IN RS485 OUT IN
36. enu 42 Part Two Troubleshooting Chart Symptom Display is blank Control system is not controlling Technical Section Possible Cause Fuse is blown No power to DIM DIM is defective Incorrect wiring DIM is in no isolation mode Corrective Action Measure voltage at pins 1 and 2 on DIM The voltage should nominally be 24 to 40 VDC when using TSI electric actuators 24 to 30 VAC when using TSI pneumatic actuators 24 to 30 VAC when using motor speed drives If correct voltage is measured internal DIM fuse is probably blown Unplug 14 pin connector from DIM for 2 minutes The internal fuse will automatically reset Plug unit back in and check display If display is still blank check all wiring etc If no problems are found replace DIM If approximately 5 volts is measured the fuse in the electric actuator or E P is blown Disconnect power to the electric actuator or E P for two minutes to reset fuse Disconnecting power requires either shutting off circuit breaker or disconnecting the wires on pins 1 and 2 on the electric actuator or E P If zero volts are measured see No power to DIM Verify circuit breaker is on Verify transformer primary measures 110 VAC Verify transformer secondary measures 24 to 30 VAC Verify electric actuator or E P interface is receiving 24 to 30 volts between pins 1 and 2 Verify 24 to 40 VDC is found between pins 3 and 4 of the electric actuator Verify 24 to 30 VAC b
37. etween pins 3 and 4 of the E P interface Verify voltage on pins 1 and 2 of DIM is 24 to 30 VAC for pneumatic systems and VFDs or 24 to 40 VDC on electric actuators If proper voltage is found between pins 1 and 2 of the DIM all wiring has been checked fuses have been reset and screen is still blank the DIM is probably defective Replace DIM Verify correct wiring see wiring diagram Appendix B DIM must be wired exactly as shown Slide open cover on DIM and see what mode DIM is in If in no isolation is displayed damper goes to preset position see SETPOINTS menu DAMPER SET item and no control is possible 43 Possible Cause Control system No control output not controlling signal continued Bad actuator or E P damper does not move Defective variable frequency drive VFD Damper rotating opposite direction Damper is full open or full closed will not move 44 Corrective Action Go into DIAGNOSTICS menu CONTROL OUT item A number between 0 and 10096 will be displayed Pressing the A key increases the number Pressing the W key decreases the number Measure the DC voltage between pins 17 and 18 on the controller Change the CONTROL OUT value about 40 The voltage output should change approximately 4 volts Change the CONTROL OUT value to 5096 The voltage should read approximately 5 VDC If no change occurs disconnect control wires on pins 17 and 18 and repeat test If DIM still fa
38. flow out of the room This item requires a TSI flow station to be mounted in the exhaust duct When a duct area is programmed the display will automatically Scroll the actual exhaust flow as part of the display sequence If a zero value is entered the exhaust flow value will not scroll on the display If the PresSura controller displays English units area must be entered in square feet If metric units are displayed area must be entered in square meters The ROOM VOLUME item is used to input the volume of the room The room volume is required to calculate air changes per hour Entering a value for the volume will add the air changes per hour value to the display s scrolling sequence If a zero value is entered the air changes per hour will not scroll on the display If the PresSura controller displays English units area must be entered in cubic feet If metric units are displayed area must be entered in cubic meters DEFAULT VALUE NEGATIVE ITEM RANGE KEY SWITCH NEGATIVE POSITIVE NO ISOLATION 0 75 1 2 3 5 10 20 or 40 seconds 20 seconds FT MIN m s H20 Pa mm to 10 square feet 0 0 to 0 9500 square meters The PresSura controller does not compute area The area must be first calculated and then entered into the unit 0 to 20 000 cubic feet 0 0 to 550 cubic meters The PresSura controller does not compute volume The volume must be first calculated and then entered
39. ftware symptoms Diagnostics menu The items in the diagnostic menu listed below aid in identifying problems the staff may encounter The items in this menu temporarily change the function by pressing the A W keys No permanent change occurs with these menu items Items are exited by pressing the MENU key When an item is exited the PresSura controller returns to its normal state Control Output Menu item CONTROL OUT The CONTROL OUT item is used to change the control output signal to the actuator damper or motor speed drive When this item is entered a number will be shown on the display indicating the last control output value The range of values displayed is 0 to 100 Pressing the A W keys change the count on the display Pressing the A key should increase the displayed value while pressing the W key will decrease the displayed value The control device should change as the number changes Depending on the jumper location on the actuator 0 or 10096 is full open on damper Conversely 100 or 096 will be full closed A count of 5096 should open the damper approximately 1 2 open On units controlling variable frequency drives fan speed should increase or decrease as numbers change WARNING The CONTROL OUT function overrides the pressure control signal Adequate room pressure will NOT be maintained while in this item Sensor Input Menu item SENSOR INPUT 2SENSOR IN The SENSOR INPUT 2SENSOR IN item is used to verify that the DI
40. ge room pressure velocity as measured by a portable air velocity meter A sensor zero should be established prior to adjusting the sensor span see Calibration section following menu item listing The EXH FLO ZERO item is used to calibrate the PresSura flow station pressure transducer A zero or no flow point needs to be established prior to using the exhaust flow measurement see Calibration section following menu item listing The SUP FLO ZERO item is used to calibrate the PresSura flow station pressure transducer A zero or no flow point needs to be established prior to using the supply flow measurement see Calibration section following menu item listing ITEM RANGE NONE NONE NONE NONE DEFAULT VALUE Unit is factory calibrated No initial adjustment should be necessary Unit is factory calibrated No initial adjustment should be necessary Exhaust flow station pressure transducer zero must be done prior to making any flow measuremen ts Supply flow station pressure transducer zero must be done prior to making any flow measuremen ts UONIES Le CALIBRATION MENU SOFTWARE MENU ITEM NAME SECOND 2SENSOR SENSOR ZERO ZERO Premium models only SECOND 2 SENSOR SENSOR SPAN SPAN Premium models only ELEVATION ELEVATION ITEM DESCRIPTION The 2SENSOR ZERO item is used to calibrate the second NONE PresSura pressure sensor A second sensor zero should
41. hrough the menu choices The blinking cursor needs to be on the first letter of the menu you want to access Press the SELECT key to access chosen menu The menu selected is now displayed on line one and the first menu item is displayed on line 2 Use the A F keys to scroll through the menu items Scroll through the menu items until desired item is displayed Press the SELECT key to access chosen item The top line of display shows menu item selected while the second line shows current item value Use the A F keys to change item value Save the new value by pressing the SELECT key pressing the MENU key will exit out of menu function without saving data Press the MENU key to exit current menu and return to main menu Press the MENU key again to return to normal instrument operation Technical Section 11 If more than one item is to be changed skip steps 8 and 9 until all changes are complete If more items in the same menu are to be changed scroll to them after saving the data step 7 If other menus need to be accessed press the MENU key once to access list of menus The instrument is now at step 2 of the keystroke sequence Programming Example The following example demonstrates the keystroke sequence explained above In this example the positive pressure low alarm set point will be changed from 0 00035 inches to 0 00050 inches H20 Unit is in normal operation scrolling room PRESSURE pressure flows etc Pressure is
42. iding detailed room status information self testing capabilities and access to the software programming functions 2 Part One NOTE The unit provides continuous room pressure status through the red and green light The operator panel is normally closed unless further information on room pressure status is needed or software programming is required User Basics Operator Panel The DIM in Figure 3 shows the location of the digital display keypad and lights An explanation of the operator panel follows the figure RED gt 2 LINE LIGHT DIGITAL DISPLAY GREEN SAFE NX KEYS LIGHT PresSura y 2 Figure 3 PresSura Operator Panel Open Green Red Light The green light is on when all the conditions for proper room pressure are adequate This light indicates the isolation room is operating safely If any of the room pressure conditions cannot be satisfied the green light turns off and the red alarm light turns on Operator Panel A cover hides the operator panel Sliding the door panel to the right exposes the operator panel Figure 2 Digital Display The alphanumeric digital display is a two line display that indicates actual room pressure positive negative or no isolation alarm status menu options and error messages In normal operation green light is on the display continuously scrolls information about room pressure and other variables programmed flow air changes per hour etc The
43. igure 7 Pressure Sensor Door Slid Open Sensor span NOTE Always take a sensor zero prior to adjusting the sensor span A smoke test and a comparison measurement by an air velocity meter are required to calibrate the pressure sensor The air velocity meter only gives a velocity reading so a smoke test must be performed to determine pressure direction WARNING The span can only be adjusted in the same direction Adjusting span cannot cross zero pressure Example If unit displays 40 0001 and actual pressure is 0 0001 do not make any adjustments Manually change the air balance close or open dampers or open door slightly to get both unit and actual pressure to read in same direction both read positive or negative This problem can only occur at very low pressures so slightly changing the balance should eliminate the problem Perform a smoke test to determine pressure direction Select SENSOR SPAN item 2SENSOR SPAN item if second sensor Position thermal air velocity meter in door opening to obtain velocity reading Press A F keys until pressure direction and sensor span match thermal air velocity meter and smoke test Press SELECT key to save sensor span Exit menu calibration is complete Flow station pressure transducer zero Disconnect tubing between pressure transducer and flow station Enter calibration menu Access code is required Select EXH FLO ZERO to take exhaust flow zero Or Select SUP FLO ZERO to take supply f
44. ils to change voltage output DIM is probably defective Go into DIAGNOSTICS menu CONTROL OUT item A number between 0 and 10096 will be displayed Pressing the A key increases the number Pressing the W key decreases the number Change the CONTROL OUT value to read 0 or 100 Note damper position Press an arrow key to change 0 to 100 or 100 to 0 Note position of damper Damper should have rotated 45 or 90 degrees depending on actuator system installed If damper rotated 45 or 90 degrees actuator is installed and operating correctly If damper did not rotate check that Jumper is installed on actuator or E P Damper is not physically stuck screws etc Wiring is correct between actuators and controller Check that voltage varies between 0 and 10 volts on pins 5 and 6 on electric actuator or E P see No control output signal Electric actuator is not over torqued The electric actuator has current limiting protection If damper is physically stuck or actuator is over current the actuator will shut down To restart either kill power to actuator or move damper in opposite direction it was trying to rotate CONTROL OUT menu item Perform test described in Control system is not controlling If CONTROL OUT is functioning verify wiring to VFD by confirming CONTROL OUT voltage changes at VFD If voltage changes a problem with VFD exists See VFD manual for further troubleshooting If damper is full open when it should be closed or f
45. ion positive in positive position and no isolation in neutral position If display changes correctly switch and switch input is good If display does not change Disconnect key switch wires from DIM pins 11 and 12 Measure the resistance of the switch Negative position should be open infinite Neutral position should read approximately 273 K Ohms Positive position should be closed short If room mode is correct and resistance check is good DIM key input is probably defective Replace DIM Go into INTERFACE menu NET PROTOCOL item The protocol must match host system Select correct interface The network address at the building automation system and at the DIM must match The network address must be unique for each DIM Data sent to DIM may be in form that the PresSura controller cannot recognize Pressure sensor must have DIP switch correctly set for proper sign display Verify DIP switch 4 is ON when sensor is mounted in isolation room controlled space and OFF when sensor is mounted in reference space see Figure 9 Press TEST key The individual alarm set points will display If all alarm set points are zero alarm relay is not active so relay will not be required to change state Check the wiring from PresSura controller relay s output to the device that is connected to the relays Disconnect the wiring from relay contact pins 13 and 14 for low alarm relay and pins 25 and 26 for high alarm relay Go into DIAGNO
46. ital organization The alarms audible and visual will activate whenever the preset alarm level is reached Depending on the PresSura model installed programmed alarms will activate when room pressure is low or inadequate when room pressure is high or too great or when the supply or exhaust air flow is insufficient When the isolation room is operating safely no alarms will sound Example The low alarm is preset to activate when the room pressure reaches 0 001 inches When the room pressure drops below 0 001 inches gets closer to zero the audible and visual alarms activate The alarms turn off when set to unlatched when the unit returns to the safe range which is defined as negative pressure greater than 0 001 inches Visual Alarm Operation The red light on the front of the unit indicates an alarm condition The red light is on for all alarm conditions low alarms high alarms and emergency The light is on continuously in a low or high alarm condition and flashes in an emergency condition Audible Alarm Operation EMERGENCY key When the EMERGENCY key is pressed the audible alarm beeps intermittently until the EMERGENCY or RESET key is pressed terminating the emergency alarm The emergency alarm cannot be silenced by pressing the MUTE key Audible Alarms All Except Emergency The audible alarm is continuously on in all low and high alarm conditions The audible alarm can be temporarily silenced by pressing
47. ken Troubleshooting is broken down into hardware and software problems Hardware problems deal with the physical installation of the device Hardware problems include wiring problems incorrectly installed equipment and add ons or non TSI equipment Software problems include control problems configuration problems or interaction problems with the HVAC system The hardware test described in this section determines that all TSI mechanical components are functioning correctly The hardware test requires the diagnostics menu items to be accessed If you are unfamiliar with the PresSura controller menus see Software Programming for keystroke procedure Troubleshooting the majority of problems is usually quick if the hardware test is followed Software and hardware problems are covered in the troubleshooting chart Pick the problem that most closely resembles your problem and review the possible symptoms and corrective action Software or system performance problems can and are affected by the supply air system exhaust air system or physical configuration of the room Separating TSI system problems from the hospital HVAC system can sometimes be difficult TSI recommends confirming all hardware is operating correctly before troubleshooting software problems Hardware Test Three tests need to be performed in order to determine all hardware is functioning correctly The test are broken down into e Confirming wiring is correct e Confirming physica
48. l installation is correct e Verifying mechanical components Confirming wiring is correct The most common problem with installed hardware equipment is incorrect wiring This problem usually exists on initial installation or when modifications to the system take place The wiring should be very closely checked to verify it exactly matches the wiring diagram The TSI cables are all color coded to ensure proper wiring A wiring diagram is located in Appendix B of this manual Wiring associated with non TSI components should be closely checked for correct installation If non TSI components are installed consider disconnecting them for testing purposes Confirming physical installation is correct All of the hardware components need to be installed properly Review the installation instructions and verify components are installed properly at the correct location This is easily done when the wiring is checked Verifying mechanical components Verifying all TSI components are operating correctly requires following a simple procedure The fastest procedure to confirm all equipment is operating is to first test the DIM and then go into the diagnostic menu to test each component 38 Part Two NOTE These tests require power to the units so if unit has power refer to hardware troubleshooting chart to eliminate power problem TEST DIM Press TEST key to verify Digital Interface Module DIM electronics are functioning correctly At the
49. lling correctly the unit may have an inappropriate derivative control coefficient WARNING Setting Kc or Ti to zero turns the control output signal off causing the unit to act like a monitor ACCESS ACCESS The ACCESS CODE item selects whether an access code ON or OFF OFF CODE CODE pass code is required to enter the menu The ACCESS CODE item prevents unauthorized access to a menu If the ACCESS CODE is ON a code is required before the menu can be entered Conversely if the ACCESS CODE is OFF no code is required to enter the menu END OF The END OF MENU item informs you that the end of a menu MENU has been reached You can either scroll back up the menu to make changes or press the SELECT or MENU key to exit out of the menu C2 Hed INTERFACE MENU MENU ITEM NETWORK PROTOCOL NETWORK ADDRESS OUTPUT RANGE SOFTWARE NAME NET PROTOCOL NET ADDRESS OUTPUT RANGE ITEM DESCRIPTION ITEM RANGE The NET PROTOCOL item selects the communications MODBUS protocol used to interface with the building management or system CIMETRICS The NET ADDRESS item is used to select the main network 1 to 247 address of the individual room pressure device Each unit on the network must have its own unique address The values range from 1 247 If RS 485 communications are being used then a unique NET ADDRESS must be entered into the unit There is no priority between the RS 485 and keypad The most recent signal by either RS 485
50. low zero premium units only Press SELECT key Flow zero procedure which takes 10 seconds is automatic Press SELECT key to save data Connect tubing between pressure transducer and flow station Technical Section 35 Maintenance and Repair Parts The Model 8630 PresSura Room Pressure Controller requires minimal maintenance Periodic inspection of system components as well as an occasional pressure sensor cleaning are all that are needed to ensure that the Model 8630 is operating properly System Component Inspection It is recommended that the pressure sensor be periodically inspected for accumulation of contaminants The frequency of these inspections is dependent upon the quality of the air being drawn across the sensor Quite simply if the air is dirty the sensors will require more frequent inspection and cleaning Visually inspect the pressure sensor by sliding open the sensor housing door Figure 8 The air flow orifice should be free of obstructions The small ceramic coated sensors protruding from the orifice wall should be white and free of accumulated debris SENSOR m SLIDING COVER PRESSURE SENSOR Figure 8 Pressure Sensor Door Slid Open Periodically inspect the other system components for proper performance and physical signs of excessive wear Pressure Sensor Cleaning Accumulations of dust or dirt can be removed with a dry soft bristled brush such as an artist s brush If necessary water alcohol
51. m is used to vary the analog output from the PresSura unit When this item is entered a number will be shown on the display indicating the last analog output value The value displayed ranges from 0 to 255 The value 255 corresponds to the lowest voltage current output and 0 corresponds to the highest voltage current output Pressing the W key will decrease the analog output and increase the value displayed Pressing the A key will increase the analog output and decrease the value displayed The ANALOG OUT function can be used in conjunction with a volt meter to verify the analog output is correct Key Switch Input Menu Item KEY INPUT The KEY INPUT item reads the position of the TSI key switch When this item is entered the display will indicate either POSITIVE NEGATIVE or NO ISOLATION If the display indicates POSITIVE the TSI key switch has the PresSura controller in positive pressure mode If the display indicates NEGATIVE the TSI key switch has the PresSura controller in the negative pressure mode If the display indicates NO ISOLATION the TSI key switch has the PresSura controller in no isolation mode damper goes to preset position In normal operation the key switch is not enabled unless ROOM MODE item has KEY SWITCH selected Flow Input Menu Item EXH FLOW IN SUP FLOW IN The EXH FLOW IN item is used to read the input from the flow station When this item is entered a voltage will be indicated on the display The ex
52. mum positive High Negative Low Zero Low Positive High Negative Set point Negative Positive Set point Positive Alarm Alarm Alarm Alarm The value of each set point or alarm is unimportant except for small dead band in graph above It is important to understand that the negative low alarm must be between zero 0 pressure and the negative set point and that the high alarm is a greater negative positive value than set point CONFIGURE MENU 4 8 SOFTWARE 3 MENU ITEM NAME p ROOM MODE ROOM T MODE 8 5 DISPLAY DISPLAY AVERAGE AVG UNITS UNITS EXHAUST EXH DCT DUCT AREA AREA ROOM ROOM VOLUME VOLUME c ITEM DESCRIPTION The ROOM MODE item selects the room pressure direction This item enables all related alarms set points etc for pressure direction selected Selecting key switch enables a remote TSI key switch which determines pressure direction The DISPLAY AVG item selects the display s averaging period The display averaging period is the length of time the room pressure has been averaged before being displayed The DISPLAY AVG item value may be set between 0 75 and 40 seconds The higher the averaging value the more stable the display The UNITS item selects the unit of measure that the controller displays all values except calibration span These units display for all menu items set points alarms flows etc The EXH DCT AREA item is used to input the exhaust duct size The duct size is needed to compute the
53. n on The PresSura controller consists of two pieces a pressure sensor and a Digital Interface Module DIM The pressure sensor is mounted above the doorway entrance to the isolation room Usually the DIM is mounted near the entrance to the isolation room or at the nursing station The pressure sensor continuously measures the room pressure and provides room pressure information to the DIM The DIM continuously reports the room pressure and activates the alarms when necessary PresSura controller is a continuous measuring system providing instant information on the room pressure Useful User Information The DIM has a green light and red light to indicate room pressure status The green light is on when the room has proper room pressure The red light comes on when an alarm condition exists Sliding the door panel to the right reveals a digital display and keypad Figure 2 The display shows detailed information about room pressure alarms etc The keypad allows you to test the device put the device into emergency mode and program or change the device parameters lg 1 PresSura PRESSURA lt p 0 Us U eC Figure 2 Digital Interface Module DIM PresSura controller has two levels of user information 1 PresSura controller has a red light and green light to provide continuous information on room pressure status 2 PresSura controller has a hidden operator panel prov
54. nctions 1 The SELECT key is used to gain access to specific menus To access a menu scroll through the menus using arrow keys and place the flashing cursor on the desired menu Press the SELECT key to select the menu The first line on the display will now be the selected menu and the second line will show the first menu item 2 The SELECT key is used to gain access to specific menu items To access a menu item scroll through the menu items until item appears Press the SELECT key and the menu item will now appear on the first line of the display and the second line will show the item value 3 Pressing the SELECT key when finished changing an item will save the data and exit back to the menu items An audible tone 3 beeps and visual display saving data gives confirmation data is being saved Keys The A Y keys are used to scroll through the menus menu items and through the range of item values that can be selected Depending on the item type the values may be numerical specific properties on off or a bar graph NOTE When programming a menu item continuously pressing the arrow key will scroll through the values faster than if arrow key is pressed and released Keystroke Procedure The keystroke operation is consistent for all menus The sequence of keystrokes to follow is the same regardless of the menu item being changed 1 2 Press the MENU key to access the main menu Use the A F keys to scroll t
55. ng to a thermal anemometer and how to adjust the zero and span to obtain an accurate calibration This section also describes how to zero a TSI flow station transducer The Maintenance and Repair Parts section covers all routine maintenance of equipment along with a list of repair parts The Troubleshooting section is split into two areas Mechanical operation of the unit and system performance Many external variables will affect how the unit functions so it is critical to first determine if the unit is having mechanical problems i e no display on unit remote alarms do not function dampers do not modulate etc If problems still exist look for performance problems i e does not seem to read correctly display fluctuates etc The first step is to determine that the system is mechanically operating correctly followed by modifying the configuration to eliminate the performance problems Technical Section 9 Software Programming Programming the PresSura controller is quick and easy if the programming keys are understood and the proper keystroke procedure is followed The programming keys are defined first followed by the required keystroke procedure At the end of this section is a programming example NOTE Itis important to note that the unit is always operating except when checking the control output when programming When a menu item value is changed the new value takes effect immediately after saving the change not when the
56. nsor slide pressure sensor door open and voltage should read approximately 5 volts zero pressure Remove tape and blow on sensor Displayed value should change If voltage changes the unit passes If voltage does not change proceed to Sensor status test TEST Sensor status Enter SENSOR STAT menu item in diagnostics menu If NORMAL is displayed the unit passes test If an error message is displayed go to diagnostics menu section of the manual SENSOR STAT menu item for explanation of error message TEST Analog output NOTE This test is only performed if analog output feature is being used Enter ANALOG OUT menu item in diagnostics menu A value between 0 and 255 will be displayed Hook up a DC voltmeter to pins 9 and 10 Press the A W keys to change output from 0 to 255 Voltage should change from 10 volts to zero volts 20 mA to 0 mA if current output Technical Section 39 TEST Key input NOTE This test is only performed if system has a TSI key switch installed Enter ROOM MODE item in control menu Verify KEY SWITCH option is selected Exit menu item and enter KEY INPUT item in diagnostics menu Note the position of the key switch Verify that key switch position and key input match Rotate key Switch to verify key input works for all positions If unit passed all tests the mechanical components are physically working If problems still exist go to troubleshooting chart for additional information on both hardware and so
57. ode is required to enter the menu The ACCESS CODE item prevents unauthorized access to a menu If the ACCESS CODE is ON a code is required before the menu can be entered Conversely if the ACCESS CODE is OFF no code is required to enter the menu The END OF MENU item informs you that the end of a menu has been reached You can either scroll back up the menu to make changes or press the SELECT or MENU key to exit out of the menu Calibration The calibration section explains how to calibrate the PresSura pressure sensor including setting the proper elevation and how to zero a TSI flow station pressure transducer NOTE The PresSura pressure sensor is factory calibrated and normally does not need to be adjusted However inaccurate readings may be detected if pressure sensor is not installed correctly or problems with the sensor exists First check that the sensor is installed correctly usually only a problem on initial set up Second go into DIAGNOSTICS menu SENSOR STAT item If NORMAL is displayed calibration can be adjusted If an error code is displayed eliminate error code and then verify pressure sensor needs adjustment Adjusting the PresSura controller calibration may be required to eliminate errors due to convection currents HVAC configuration or equipment used to make the measurement TSI recommends always taking the comparison measurement in the exact same location i e under the door middle of door edge of door etc
58. onversely if the ACCESS CODE is OFF no code is required to enter the menu The END OF MENU item informs you that the end of a menu has been reached You can either scroll back up the menu to make changes or press the SELECT or MENU key to exit out of the menu There are a number of constraints built into the software that prevent users from programming conflicting alarm information These are as follows 1 Room mode The positive pressure alarms are only active when positive control is selected Negative pressure alarms are only active when negative control is selected In no isolation mode all alarms are turned off 2 The PresSura controller is programmed not to allow the pressure alarms to be programmed within 20 ft min 0 00028 at 0 001 H2O of the control set point Example The control SET POINT is set at 0 001 H2O The LOW ALARM set point cannot be set higher than 0 00072 Conversely if your control SET POINT is set at 0 001 H2O the HIGH ALARM set point cannot be set lower than 0 00128 H O 3 The minimum flow alarms must be programmed to be at least 50 CFM less than the minimum flow set point ec Hed 10 Second sensor alarms can be programmed for positive or negative pressure Both the second sensor low and high alarms must be programmed either positive or negative The second sensor alarms ignore rule 1 above Alarms do not terminate until the controller returns to set point The
59. or keypad will initiate a change RS 485 communications allows you access to all menu items except calibration items The RS 485 network can initiate a change at any time The RS 485 cannot override the TSI key switch when ROOM MODE selection is key switch The OUTPUT RANGE item selects the resolution range of the LOW or HIGH analog pressure signal output There are 2 choices LOW 0 01000 to 0 01000 H O HIGH 0 10000 to 0 10000 H O 0 volt 4 mA represents maximum negative pressure differential 5 volts 12 mA represents a 0 room pressure differential 10 volts 20 mA represents maximum positive pressure differential If the actual pressure exceeds the range the output remains at maximum or minimum depending on direction of flow The PresSura controller updates the analog output every 0 1 second This signal outputs a linear 0 to 10 volt direct current VDC or 4 to 20 mA DC analog output which corresponds to the measured room pressure DEFAULT VALUE MODBUS HIGH eoiuuoe INTERFACE MENU MENU ITEM OUTPUT SIGNAL ACCESS CODE SOFTWARE OUTPUT SIG ACCESS CODE END OF MENU DEFAULT ITEM DESCRIPTION ITEM RANGE VALUE The OUTPUT SIG item selects the type of analog pressure 0 to 10 VDC 0to 10 VDC signal output The analog output signal can either be 0 to 10 4 to 20 mA VDC or 4 to 20 mA The ACCESS CODE item selects whether an access code ON or OFF OFF pass c
60. s page intentionally left blank Part One PART TWO Technical Section The PresSura controller is ready to use after being properly installed The pressure sensor is factory calibrated prior to shipping and should not need adjustment The Digital Interface Module DIM is programmed with a default configuration that can be easily modified to fit your application The Technical Section is separated into five parts that cover all aspects of the unit Each section is written as independently as possible to minimize flipping back and forth through the manual for an answer The Software Programming section explains the programming keys on the DIM In addition the programming sequence is described which is the same regardless of the menu item being changed At the end of this section is an example of how to program the DIM The Menu and Menu Item section lists all of the software items available to program and change The items are grouped by menu which means all set points are in one menu alarm items in another etc The menu items and all related information including programming name description of menu of item range of programmable values and how the unit shipped from the factory default values This manual covers two models The features unique to the premium unit are highlighted in Figure 6 and are identified as Premium model only items The Calibration section describes the required technique to compare the pressure sensor readi
61. set point must be slightly exceeded before alarm will terminate The ALARM RESET item selects how the alarms will terminate when controller returns to the safe range The pressure and flow alarms all terminate the same they are either latched or unlatched If unlatched is selected the alarms automatically turn off when the value slightly exceeds the control set point If latched is selected the alarms will not terminate until the controller returns to set point and the RESET key is pressed There is a programmable ALARM DELAY that determines how long to delay before activating the alarms This delay affects all alarms pressure and flow The MUTE TIMEOUT item temporarily turns the audible alarm off for all pressure and flow alarms The display can only show one alarm message Therefore the controller has an alarm priority system with the highest priority alarm being displayed If multiple alarms exist the lower priority alarms will not display until after the highest priority alarm has been eliminated The alarm priority is as follows Pressure sensor low alarm Pressure sensor high alarm Flow station minimum exhaust flow Flow station minimum supply flow Second pressure sensor low alarm Second pressure sensor high alarm Data error The low and high alarms are absolute values The chart below shows how the values must be programmed in order to operate correctly 0 2 inches 0 40 2 inches maximum negative maxi
62. t OFF 0 to 0 19500 OFF SENSOR point A high alarm condition is defined as when the magnitude HIGH ALARM of the second sensor s room pressure rises above the 2 HIGH or 0 to 0 19500 H2O ALM set point The alarm can be a negative or positive Premium pressure alarm set point models only The second sensor low and high alarms must be programmed for the same pressure direction positive or negative In addition the PresSura controller has a minimum dead band of 40 ft min between the second sensor low and high alarms The dead band helps prevent nuisance alarms The second sensor monitors the room pressure of a second space typically and ante room and is not part of the primary sensor or control sequence This alarm is on when the controller is in positive or negative mode This item is enabled when the second pressure sensor item is enabled see menu item 2 SENSOR ALARM ALARM The ALARM RESET item selects how the alarms terminate LATCHED UNLATCHED RESET RESET after the unit returns to control set point pressure or flow OR UNLATCHED alarm follow automatically resets the alarms UNLATCHED when the unit reaches control set point LATCHED requires the staff to press the RESET key after the unit returns to control set point The ALARM RESET affects the audible alarm visual alarm and relay output which means all are latched or unlatched AUDIBLE AUDIBLE The AUDIBLE ALM item selects whether the audible alarm is ON or OFF ON
63. the MUTE key The alarm will be silent for a period of time see MUTE TIMEOUT to program time period When the timeout period ends the audible alarm turns back on if the alarm condition is still present 6 Part One You can program the audible alarm to be permanently turned off see AUDIBLE ALM The red alarm light will still turn on in alarm conditions when audible alarm is turned off The audible and visual alarms can be programmed to either automatically turn off when the unit returns to the safe range or to stay in alarm until the RESET key is pressed See ALARM RESET Before Calling TSI The manual should answer most questions and resolve most problems you may encounter If you need assistance or further explanation contact your local TSI representative or TSI TSI is committed to providing high quality products backed by outstanding service Please have the following information available prior to contacting your authorized TSI Manufacturer s Representative or TSI Model number of unit 8630 Software revision level Facility where unit is installed First two items that scroll when TEST key is pressed Due to the different PresSura models available the above information is needed to accurately answer your questions For the name of your local TSI representative or to talk to TSI service personnel please call TSI at 800 874 2811 U S and Canada or 001 651 490 2811 other countries User Basics 7 Thi
64. ull closed when it should be open go into CONTROL menu CONTROL SIG menu item Change direct to reverse or reverse to direct to change control output direction Actuator jumper is missing or loose Verify jumper is installed correctly Part Two Symptom Control system is not controlling continued Sensor does not calibrate Pressure sensor red LED is blinking Figure 9 DIM always displays 0 200 inches Technical Section Possible Cause Incorrect pressure sensor address RED LED Corrective Action Control wires are loose Check wires and verify control output is working see no control output signal If control output test passes verify damper is rotating correct direction see damper rotating opposite direction If damper is rotating correctly and set point cannot be reached DIM will fully rotate damper to get as close to set point as possible Air balance needs to be adjusted Primary pressure sensor must have address of 1 Second sensor must have address of 2 Check pressure sensor DIP switches 1 amp 2 and verify address is correct 7 to 12 must be OFF SLIDING SENSOR Sensor communications not working Problem with sensor slow uniform blink Communication fast burst of non uniform blinking Red LED is constantly on Incorrect pressure sensor output FOR REFERENCE SPACE FOR CONTROULED SPACE FOR ADORESS 1 OFF FOR AD 2 FOR ADDRESS OW FOR ADDRESS
65. variables that scroll depend on the model of PresSura controller purchased and options installed As an example if an alarm condition occurs the variable that normally scrolls PRESSURE PRESSURE NORMAL will change to read ALARM will state type of alarm low pressure high pressure flow When programming the unit the display will change and now show menus menu items and current value of the item depending on the specific programming function being performed Keypad The keypad has six keys The gray keys with black letters are user information keys In normal operation these keys are active Additionally the red emergency key is active 4 Part One The gray keys with blue characters are used to program the unit A thorough description of each key is given below User Keys Gray with Black Letters The four keys with black letters provide you information without changing the operation or the function of the unit TEST Key The TEST key initiates an instrument self test Pressing the TEST key activates a scrolling sequence on the display that shows the product model number software version and all set point and alarm values The unit then performs a self test that tests the display indicator lights audible alarm and internal electronics to ensure they are operating properly If a problem with the unit exists DATA ERROR will be displayed You should have qualified personnel determine the problem with the unit RESET Key

Pressura Room Pressure Controller Models 8630-SC 8630-PC

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