Macurco DVP-120 User's Manual
Contents
1. Signal Name Connector Signal Name Connector Signal Name Connector Pin Number Pin Number Pin Number Relay I NC J2 1 Relay 2 NC J2 4 Relay 2 NC J2 7 Relay 1 NO J2 2 Relay 2NO J2 5 Relay 2NO J2 8 Relay 1 Common J2 3 Relay 2 Common J2 6 Relay 2 Common J2 9 Revision 0 07 Table 2 5 Relay Interface Signals and Connector Assignments 12 2 6 Horn 8 Strobe Connection The external horn and strobe connections are available at the modular connector J5 see Figure 2 3 for details J5 as a 4 position connector similar to the sensor interface connectors OQ Strobe S Strobe S Horn O A Horn Insert this face of connector into mating connector on control circuit board Figure 2 3 Horn amp Strobe Connector To install the wiring for the horn or strobe disconnect the connector from the header on the PCB Strip the insulation of each wire back approximately 0 25 in 6 mm insert the bare wire into the terminal and tighten the screw clamp Ensure that the wire cannot easily be pulled from the connector When all wires are connected seat the modular connector into the PCB header ensure that the latch engages Refer to Table 2 6 for signals connector and terminal assignment for the horn and strobe Signal Name Connector Pin Signal Name Connector Pin Number Number Horn J5 1 Strobe J5 3 Horn J5 2 Strobe J5 4 Table 2 6 Horn amp Strobe signals and Conn2. Gas Detection Experts MC DVP 120 Installation Operating Instructions TABLE OF CONTENTS 1 INTRODUCTION EE 5 1 1 General Information psss eeaeee BEE Que oe oie tee rer 5 1 2 It EE 5 1 3 Compatible Macurco Transducerg 90009606 96099009 sr ere rr er KR RR er RP RR Arr ren Renner ann 5 1 4 Sp cificationS EE 8 1 5 El E EE 8 1 6 Lee trUC TI ONS E 8 2 Installation amp Cotten enden 9 2 1 Mo nune the DVP 120 tee dEr leese 9 2 2 General Winns Information de edd Eege E 9 2 3 Main power Conn ctons3Az544iiigsgso A eevee tion neu eee alee 10 2 4 Remote Sensor Connection gedd SSES 10 2D Relay Connecti essene dese tines Aa uk p dne neti obou o evo oleae ae 12 2 6 Horn amp Strobe Connection 2 saps sessueycius cheese at shbaneasvspessepeas ists eo ENEE EES EEN 13 2 7 Interfacing Macurco Sensors 45s eege ee rien s r r nn TEET EEE ES EIn Eea 14 3 Optrag ee aon thee aetna Le aor 15 3 1 Initial Operating Mod sercos seuss d s sets ssp gee i Eoee EEr E NEES S bp AVR Tete PEE ET bude 15 JILL Status Light RE 15 312 gt EE EE 16 3 1 3 Normal Status DiSPl aY s tisistsessersserssesevsssterssbinserketssinesebssersb ciesrpsrborers ssssiersoessreskotsstrsseksran sane 17 3 1 4 ALARM Status Displays ic ccc sess cntisusock capers chests etcabes set OSB G ooo ANERER SEAN 17 3 15 Warning Status Display Eet NEESS ce sk r EEEE E EES 18 31 6 Trouble Status Displays terre EE AEN EE abuses cap ESE EE
3. This display example shows that the buzzer will signal an alarm condition with an intermittent signal The signal definitions are Continuous Intermittent one second on at two second intervals default Double Tap two beeps at 5 second intervals Triple Tap three short beeps at 15 second intervals Off horn will not sound LN E GOH ra Revision 0 07 32 3 3 8 4 Alarm Strobe Signal Alarm Signals Strobe 1 Contin Figure 3 55 Strobe Alarm Signal This display example shows that the strobe will signal an alarm condition with a continuous signal The signal definitions are Continuous default Intermittent one second on at two second intervals Double Tap two beeps at 5 second intervals Triple Tap three short beeps at 15 second intervals Off strobe will not flash UB G r 3 3 8 5 Warning Signal Summary The warning signals are in response to one or more sensors indicating gas levels at or above the sensors configured warning level Warning Signals Buzz Figure 3 56 Warning Signals This display example shows that warnings are signaled by the internal Buzzer only 3 3 8 6 Warning Buzzer Signal Warning Signals Buzz 5 OFF Figure 3 57 Buzzer Warning Signal This display example shows that the buzzer will not signal a warning condition The signal definitions are Continuous Intermittent one second on at two second intervals Double Tap two beeps at 5
4. Relay Off Delay 0 15 minutes in 1 second increments 1 5 Warranty The DVP 120 Gas Detection and Ventilation Control Panel is warranted to be free from defective material and workmanship for a period of two 2 years from the date of manufacture stamped on the unit If any component becomes defective during the warranty period it will be replaced or repaired free of charge if the unit is returned in accordance with the instructions below This warranty does not apply to units that have been altered or had repair attempted or that have been subjected to abuse accidental or otherwise The above warranty is in lieu of all other express warranties obligations or liabilities THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE ARE LIMITED TO A PERIOD OF TWO 2 YEARS FROM THE PURCHASE DATE Macurco shall not be liable for any incidental or consequential damages for breach of this or any other warranty express or implied arising out of or related to the use of the control panel Manufacturer or its agent s liability shall be limited to replacement or repair as set forth above Buyer s sole and exclusive remedies are return of the goods and repayment of the price or repair and replacement of non conforming goods or parts The Uniform Commercial Code applicable in the State of Colorado shall govern 1 6 Return Instructions Call 303 781 4062 for a Return Authorization form Then carefully pack the control p
5. 3 3 3 2 Sensor Type Sensor Ol CO Type l Figure 3 25 Sensor Type This display example shows that the sensor on channel 01 has been configured as a Carbon Monoxide sensor The valid entries for the sensor type are 1 Carbon Monoxide CO 2 Nitrogen Dioxide NO2 3 Combustible EX 0 None Setting the sensor type to 0 zero will cause the display to ask if the user wants to DELETE the sensor If the answer is yes the configuration record for this sensor channel will be deleted and the channel will no longer be used to control the ventilation system If a sensor indicates trouble or there are wiring problems on a channel this will stop any annoying trouble signals for this channel When a sensor s type is changed the alarm level warning level and range will be set to the default for the sensor type The following three parameters are not accessible until a sensor type of 1 2 or 3 is selected 3 3 3 3 Alarm Set Point Sensor 01 CO Alarm 200ppm Figure 3 26 Sensor s Alarm Level The default alarm levels for the sensors are Carbon Monoxide 200 ppm Nitrogen Dioxide 5 0 ppm Combustible 4 000 ppm 10 LEL for methane Setting an alarm level of 0 zero will disable alarm detection for this particular sensor Revision 0 07 24 3 3 3 4 Warning Set Point Sensor 01 CO Warning _5s0ppm Figure 3 27 Sensor s Warning Level The default warning leve
6. held for 3 seconds to silence the Horn and Strobe devices See sections 3 1 4 3 1 5 and 3 1 6 for more detail In normal mode holding the zero key for three 3 seconds can be used to lock the keypad against accidental or unauthorized use See section 4 5 for details Revision 0 07 16 3 1 3 Normal Status Display MON 10 23 RI OFF SOL CO 5 PPM Figure 3 4 Normal System Display The display shows the day of the week and the time of day in 24 hour format It also shows the status of one of the relays R1 in this example and the type and indicated gas concentration of one of the configured sensors S01 is a CO sensor indicating 5 ppm in this example Notice in Figure 3 4 that the digits 01 are underlined this indicates that the digit keys can be used to jump directly to another sensor s status When the first digit is pressed the display will prompt for the sensor to display Show Sensor 1 Figure 3 5 Sensor prompt In this example the first digit entered was 1 Since the DVP 120 can handle 12 sensors the first digit for a sensor number is either 0 or 1 The leading zero must be entered when selecting a sensor less than ten When the second digit is entered the normal display will be restored showing the type and value for the selected sensor As mentioned above the left and right scroll keys will display the next previous relay s status The display will also change the underline to indicate that th
7. 36 4 2 Timed ventilation problem seiniin eneses ne aeree oeeo o Eea S EEE Ea EEEE ASERS a 36 4 3 No POWE Te ai reo etenee rein oen E eE EE EEE O Se E EEE S E E EERS E 37 4 4 LED Display Unreadable2 s sisssstssisovevenssessserserosrsns nb rerrenekiess n dhera dee 37 4 4 1 Hold the MENU key for three 3 seconds 37 4 4 2 Press the UP and DOWN cursor keys to change the LCD contrast 2 0 eee eee 37 4 4 3 Press any other key to exit the contrast setting mode 37 4 5 The Keypad does not respond LCD shows KEYS LOCKBD eee eee 37 4 6 After POWEL E EE 37 LIST OF FIGURES Figure 1 1 System Wiring Diagram eee cece csceseeeseeeeeeeeeeeseescessecsecssecsaecsaecsaecseecseseaeseneeseeesenseenseeseenaes 6 Figure 1 2DVP 120 Internal View ee ege AER habe EEEE EEES seems EEE nab e nos 7 Figure 2 1 Sensor Interface Conpector 4044404444490 09 EEEE EE VESE n EE EPER 10 Fipur 2 2 Relay Comme ctor gege nne aee cuss rige nen sar bend NSD thsnes steyencostesdpeeseesvneste aces SEEE S OPES RES 12 Figure 2 3 Horn amp Strobe Comme ctor iesse end SEAN besacsencesceguhcevtesupdeyeesenestevses Sie NN NE eh Steen 13 Figure 3 1 Model Display se g ie enee deed dt Es aae r E r E Ee ORAP S NE NE ESHS 15 Figure 3 2 Warm Up display s Eeoae e e benta anser EE idee r ot r deeg nou SHO PER ETS REEE HAST 15 Figure 3 3 Keypa Lay E 16 Revision 0 07 2 Figure 3 4 Normal System Display 00 0 0 eee cseeseeeccescesscesccesecsecsaecsaecsaecseseseseaesseee
8. canes 18 3 2 Ventilation Controls isores enre erea eE EE Ea EE E E E EE EEr REE E s SE 19 3 2 Zone Signal Display eer e E E cee E ENE A EA ITSE AND DNA 19 3 3 Setting the System Confeuranon eee eeceseceseceecsseceeecseecseeeseseaeeeeeeeeeeeeeaeeseesaecaecaessaesaaeeas 20 3 3 Systema Menu siete as itty asad eee et k di Re a boa odoln 21 3 3 2 Configure System Submenu 2000 eee eeceeeceseceecssecsecaaecaeeeseseaeseeeeeeeeeeesseeseesaecsaecsaesaaesaeeees 21 3 3 3 Configure Sensors SUBMENU eee eeceeecesecesecesecsaecaaecaeecaeeeseseaeeeseeeeeeseessecaecsaecsaecnaeeaaeegs 24 3 3 4 Configure Relays Horn amp Strobe Submen eee cece eseeeeeeeeeeeeeeeeeeeesecaecaecaesnaesaeeeas 26 3 3 5 Configure Horn Submenu nse ee o uree ar r aE STEE EE AERIS eS oSA AE EIIE Eiee 27 3 3 6 Configure Strobe Submenu ee ee eeceeecesecesecseceaecaeecaeeeaeeeseeeeeeeeeeeeesseesecaecsaecsaeeaaecaeeeas 28 3 3 7 Configure Zones Submenu 00 0 eee eee eee ceeeceeeceseceaecnsecsaecaeecseeeaeseaeeeseseeeeseesesaecsaecsaessaeeaeeeas 29 3 3 8 Configure Signals Submenu 20 0 ee eeceeecesecesecesecseceeecaeecaeesaeeseeseseeeessseeesecseesaecsaessaesaaeegs 32 4 Troubleshootin fenne idee dete eet tei ed eae lea de dee seh edie 36 4 1 System Status Light Flashing 00 eee ceecesecssecesecsaecaecseecseseseseaeseeeseeeeesseeceseessecsaecsaessaesaeeeas 36 4 1 1 Input Channel Troubles 0 c i ssc ises ess cece cs euedevecs EENS 36 4 1 2 Internal Controller Board Trouble
9. entered and after the password is entred if required the display will change to show that the hours portion of the time is currently being entered Time 01 55 Day Tuesday Figure 3 17 Enter Hours In this example the first digit entered was 1 one and the panel is waiting for the second digit of hours to be entered If the second digit is not entered within five seconds the time will revert to the previous value After the second digit of the hours is entered the display will prompt for the minutes entry Time 16 55 Day Tuesday Figure 3 18 Enter Minutes In this example the hours 16 have been accepted and the panel is waiting for the minutes to be entered If no digits are entered for 5 seconds the entry will be finished without changing the minutes however the hours will be changed to the value entered Revision 0 07 21 3 3 2 2 Set Day of Week Time 22 55 Day 2 Tuesday Figure 3 19 Set Day of the week This display example shows that Tuesday is the current day of the week The underline character indicates that the day can be changed by entering the corresponding digit NOU E GA r Monday Tuesday Wednesday Thursday Friday Saturday Sunday 3 3 2 3 Load Default Configuration 1 Load Default Configuration Figure 3 20 Load Default Configuration When the one 1 digit is pressed the panel will prompt for the password even if it has been entered previous
10. order listed here while the down cursor key scrolls in the reverse order Changing the configuration parameters requires the entry of a password before changes can be made The password is 1234 See Figure 3 22 for an example of the password prompt In many cases the parameter is entered as a string of digits but some parameters are selected by pressing a single key e g pressing 1 selects Monday 2 selects Tuesday etc Revision 0 07 20 3 3 1 System Menu The top menu level allows the user to select Configure System Configure Sensors Configure Relays Horn amp Strobe Configure Zones Configure Signals The up and down cursor keys can be used to scroll through the entries in the list while the left or right key will enter the particular submenu The MENU key will return to normal mode at which time the changes are saved in non volatile memory and become effective in controlling the ventilation system and for alarm level detection 3 3 2 Configure System Submenu The system configuration submenu provides entries to Set the time of day 24 hour format Set the day of the week day 1 is Monday Load Default Configuration 3 3 2 1 Set Time of Day Time 22 55 Day Tuesday Figure 3 16 Set Time of Day This display example shows that the time is 22 55 10 55 PM The underlined characters indicate that the numeric keys can be used to set the current time of day When the first digit is
11. ppm Revision 0 07 22 3 3 2 4 Enter Password Password x kK kK X Figure 3 21 Enter Password This display shows that the password is 4 digits long When the first digit is entered the panel will show Password 1 Figure 3 22 Password Prompt the password is not entered correctly the panel will display Wrong Password Figure 3 23 Wrong Password Prompt Once the current password has been entered the panel will prompt for the configuration parameter being changed Revision 0 07 23 3 3 3 Configure Sensors Submenu There is a list of parameters for each sensor in the system either currently wired or configured but presently disconnected The left and right cursor keys can be used to move from one sensor to another doing so always goes to the first display summary The up and down keys will scroll through the parameters for the particular Sensor 3 3 3 1 Sensor Summary Sensor OL CO A 200 W 50 Figure 3 24 Sensor Summary This display example shows that the sensor on channel 01 has been configured as a Carbon Monoxide sensor with an Alarm level of 200 ppm and a Warning level of 50 ppm Notice that the sensor number 01 in this example is underlined This indicates that the digit keys can be used to jump to a particular channel even if there is no sensor connected to the channel When the first digit is entered the display will prompt for the sensor to show
12. s sssseissistessetspsort rssvsssonssrrsb sestvsssrsosns OV au Ee EES r rE EEE TOTEE E EEEE sekr sent 23 Figure 3 23 Wrong Password PrOmpPt s sitssesstesssissibrssressscssstvssboress ssssisksnesrssrsstisersorbiversbst steksretrielstistestet rrnrt 23 Figure 3 24 Sensor Summary senei ieres tre ei soir e Ao E EE EE EES o EEES Ep SEPTER OU kod EE E ER E Sre EN 24 Figure 3 25 Sensor Type eeneg a e E E E E E sier E ES a EEEE AS E E E EEEE 24 Figure 3 260 Sensors Alarm Level s sssssossetivsort rssvsssorsssrsb ssestrsvsorensssissisternssrsssssissrserbivsns rsstsnsrnirns bsr isirs EE EEN 24 Figure 3 27 Sensors Warning Levellscsics ccciscey spas coscustes vapeascvebey eer rsi shuts obs o ETE E EES r ET ESETE O eT REEE EE E noc 25 Figure 3228 Sensor S Range neinei ao o E E TEEPE TO ES EEE EEEE ETE EErEE NE E EE EE E EH 25 Figure 3 29 Relay Summary eege reisi e ean eoo Eer Ten secs E EEEE oapedesgedvbavisessesseuevbesoes SR ES E RE SS 26 Figur 3 30 Relay Mode a dint iiss erie eid ae hot nase a ease Ga EE 26 Figure 3 31 Turn On RE 26 Figure 3 32 Minimum on time sissies en a a E a E a E e a E EE E ET 26 Fig r 3 33 Horn SUMMALY oeeie eee tee see ck ere raO r Ea E ERa I ORE NRE KOS VVS ENEE EA 27 Figur 3 34 Hor Mode n aaee aa EE aslo des acters 27 Figure 3 35 Horn Turn On Delay eierens nar eae rea eae kae Ira Pa eo VEERE EEEE EERE E S aran 27 Figure 3 36 Horn Minimum on time ssssesssseessseesssesresrrsresrssrerrssertesrestrereseetsseetinses
13. with the sensors 4 1 System Status Light Flashing The system status light section 3 1 1 is normally green indicating power is present but will change to yellow whenever the controlling firmware detects a trouble condition Possible trouble conditions are Any configured channel has less than 4 mA flowing in the current loop A sensor is reporting a trouble condition Any configured channel wiring is open Internal controller board problems are detected 4 1 1 Input Channel Trouble Any time the POWER light is yellow the first thing the technician should consider is that one of the input channels is in trouble Reviewing the Sensor Status displays using the up and down keys should reveal which channel has a problem since the gas reading will be replaced with the word TROUBLE A common source of trouble is an input channel that is configured for a sensor that does not exist In this case the system expects to see current flowing within the current loop but there cannot be current if there is no sensor connected Either fix the miss wired sensor or change the sensor type to NONE section 3 3 3 2 After returning to normal mode using the MENU key the power light should return to steady green If all channels are configured properly another source of trouble could be the type of sensor attached to an input channel Macurco Toxic sensors can indicated high gas concentrations with signals of up to 24 mA in the current
14. 3 When the HUSH key is pressed the internal buzzer will be silenced for fifteen 15 minutes If the horn or strobe turn on delays have not finished then they will also be silence If the delays have finished the HUSH key must be held for three 3 seconds in order to silence the horn and strobe When all indicators have been silenced the display will show that warnings have been silenced for fifteen minutes After any key is pressed or five seconds the display will return to normal mode WARNING S ILENCED FOR 15 MINUTES Figure 3 9 Warning Silenced message 3 1 6 Trouble Status Display If a sensor indicates a trouble or the panel detects an internal fault the panel will enter TROUBLE mode during which the internal buzzer will sound the power lamp will be yellow and the LCD will show the problem TROUBLE CO SENSOR 02 Figure 3 10 Trouble display The display will cycle through all trouble indications at five seconds per display Pressing any key except HUSH will advance the display to the next trouble indicator If an external horn and or strobe are connected and configured to signal a trouble condition they will also sound when a trouble condition occurs after a delay if that configuration option is used Revision 0 07 18 When the HUSH key is pressed the internal buzzer will be silenced for eight 8 hours If the horn or strobe turn on delays have not finished then they will also be silence If
15. 30 Relay Mode This display example shows that relay 1 is configured to operate in the Normally Off mode The relay modes are 1 ALARM 2 Normally Off default 3 Normally On Relay mode 1 is a special case This mode is only available on relay 1 and dedicates the relay to function as an alarm signal to a subsequent alarm or monitoring panel This mode forces the relay to normally off mode with no turn on delay or minimum on time See section 3 1 4 for more detail regarding alarms Fail Safe operation can be implemented by configuring a relay to operate Normally On and wiring the circuit using the NC normally closed contact In this way if the control panel looses power the relay will turn on the controlled device if it still has power 3 3 4 3 Relay Turn On Delay Relay 1 Delay On mm ss 01 00 Figure 3 31 Turn On Delay The default turn on delay is one minute and the maximum allowed value is fifteen minutes The value is entered in two groups 2 digits for the minutes and then 2 digits for the seconds A leading zero must be entered for each group if applicable 3 3 4 4 Relay Minimum On Time Relay 1 Min On mm ss 01 00 Figure 3 32 Minimum on time The default minimum on time is one minute and the maximum allowed value is fifteen minutes Revision 0 07 26 3 3 5 Configure Horn Submenu The configuration parameters for the horn are the same as those for relays A horn would not n
16. Buzzer Alarmi Signale ssepe an ie Ea EES ies chan ceyee gut cavicstpesseesubievsccsteasgesceblsseeeepsageeszors 32 Fig r 3 34 Hom Ala EE 32 Figure 3 35 Strobe Alam Srpmal eee a oa dree Ee cu EE pt zna E E ep a oa dee AEN ien 33 Fig re 3556 Warning A A S r de Eed a an a E Ee AE dd EENS iech eg 33 Figure 3 57 Buzzer Warning Siptiall o a e eta arees E a de ee dE n E E ep ada Pupp ooo sob lo Oa ier 33 Figure 3 38 Horn Warning S1ptiall r r r A APS Ea ld an a E E aeae ENEA a aE iech eg 33 Fig r 3 59 Strobe Warning Sift ege EOFT ee EE ENEE Eed SES Er Epey E 34 Figure 3 60 Trouble NA S Sisa s 34s AE dd de Eed dee ada avon AE dd Sordo oi ans iech eg 34 Figure 3 61 Buzzer Trouble Sigmal 4 scsipistsesbosbsssvsospsvgsnanssnson nrs senses enes nes ave koto nada AE dee AEN ier 34 Figure 3 62 Horn TOVO O O Al 354g A Edge deed enee idee idee Ee deer Ed dE SOP R Epo iech eg 34 Figure 3 63 Strobe Trouble te pl edeteee deg tage ee psa E AS ara EE Ea N RE EE Eae RESES Eaa a Ere 35 Revision 0 07 3 LIST OF TABLES Table 2 1 M m Power Connections eet EENS EENS 10 Table 2 2 Recommended Wire OGauge eee ee20ee20e2 90009009 9009909 909 ere rer ere sr ARR PKR RE er ARK E PE P sn rena 10 Table 2 3 Connector to Sensor Channel Manpng 400490090 0900900 0000909 rer ers r enes r Pee teen 11 Table 2 4 Sensor Connectors Channel and Pin Assignment sssmsssssrsrrssrsrrsrrsrrrrrsrrrrrsrerrrrrsrrrrrsr er rr rer ers sen sn r ena 11 Table 2 5 Relay Interfac
17. anel with a written description of the nature of the return Send the unit to the following address Aerion Technologies Inc 6555 S Kenton St Ste 304 Centennial CO USA 80111 Macurco reserves the right to modify or change the specifications of all products without prior notification to the user Revision 0 07 8 2 Installation amp Connection 2 1 Mounting the DVP 120 Mounting holes are provided in the DVP 120 case at the four corners The top two are keyhole shaped so that the panel can be hung and then the two bottom screws driven to hold the panel Conduit entry holes are provided on the top bottom and right side of the panel The panel should be mounted with sufficient space all around depending on the complexity of the installation Main power wiring should conform to national and local electrical codes and may require separate inspections and certification Contact your local building authority for further details If safety certification is required to obtain your occupancy certificate Macurco can contract to provide testing services to obtain certification such as the ETL label by a national testing laboratory Contact the Macurco Sales Department for further details 2 2 General Wiring Information WARNING High voltage terminals 120 240 VAC are located within the DVP 120 presenting a hazard to service technicians Only qualified technicians should open the DVP 120 case and service the internal circuits Ensur
18. applied to the microcontroller and the DVP 120 is designed to have power continuously applied to the unit An external indication of successful power application to the unit is the immediate operation of the Status Lamps grouped around the LCD If the operator does not see immediate response from the status lamps power should be checked at J4 refer to Figure 1 2 for connector locations If the correct voltage is noted at J4 then the internal fuse of the DVP 120 should be investigated The DVP 120 is protected from over current and transient situations by the fuse at F3 AFTER removing power from the DVP 120 F3 can be checked by removing the safety cover If necessary replace F3 with a 5x20 mm SLO BLO fuse with a rating of 1 Amp 250V e g Littlefuse P N 218001 Be sure to REPLACE THE SAFETY COVER on F3 before re applying power to the DVP 120 4 4 LCD Display unreadable It is possible that the LCD is unreadable due to temperature or aging of the control panel If this is the case the following steps should rectify the problem 4 4 1 Hold the MENU key for three 3 seconds After three seconds the power led will turn red After a further two seconds the LCD backlight will also be turned off 4 4 2 Press the UP and DOWN cursor keys to change the LCD contrast Each press of the UP or DOWN cursor key will change the contrast by a step in that direction Adjust the contrast for best viewing 4 4 3 Press any other key to exit the contrast
19. display example shows that the buzzer will signal a trouble condition with a triple tap signal The signal definitions are ABWN ra 3 3 8 11 Trouble Horn Signal Continuous Intermittent one second on at two second intervals Double Tap two beeps at 5 second intervals Triple Tap three short beeps at 15 second intervals default Off buzzer will not sound Trouble Horn 5 Figure 3 62 Horn Trouble Signal Signals OFF This display example shows that the horn will not signal a trouble condition The signal definitions are Mm E GA EA gt Revision 0 07 Continuous Intermittent one second on at two second intervals Double Tap two beeps at 5 second intervals Triple Tap three short beeps at 15 second intervals Off horn will not sound default 34 3 3 8 12 Trouble Strobe Signal This display example shows that the strobe will not signal a trouble condition The signal definitions are Revision 0 07 1 2 3 4 5 Trouble Signals Strobe 5 OFF Figure 3 63 Strobe Trouble Signal Continuous Intermittent one second on at two second intervals Double Tap two beeps at 5 second intervals Triple Tap three short beeps at 15 second intervals Off strobe will not flash default 35 4 Troubleshooting The DVP 120 is extensively tested at the factory to ensure reliable operation Most problems can be traced to the set up of configurable features and modes system wiring or trouble
20. e Signals and Connector Assignment sssesrsesssrsrrssrsrrrrrsrrsrrsrsrrsrsrsrrsrrsr rr rr eee eee rr enn rn rna 12 Table 2 6 Horn amp Strobe signals and Connector Assignments sssssrsrsssrsrrsrrsrerrsrsrerrrsrsrrsrnrsrrsrrsrrr rr nr enes r rens r rna 13 Table 2 7 Wire gauge for Horn amp Strobe functions ssssesssrsressrsrrrrsrsrsrrerrsrrsrnrsrrrrrsrerrrr enes rr senere sr er ser ense rr rn sn rena 13 Table 2 8 Macureo TransQucets gengt genre Eed ee tee 14 Revision 0 07 4 1 INTRODUCTION 1 1 General Information The DVP 120 Gas Detection and Ventilation Control Panel is a microcomputer based control panel used to operate ventilation fans based on the inputs from remotely mounted gas transducers The unit is fully tested prior to leaving the factory and is ready for operation after the wiring is complete and the user system configuration is entered System wiring includes the main power connection for the DVP 120 current loop and power connections between the remote sensors and the DVP 120 the fan control connections and or alarm connections from the DVP 120 to the building ventilation and automation systems Refer to Figure 1 1 for a representative system wiring diagram The system configuration is entered by the user through the LCD display and keypad Refer to Figure 1 2 for eguipment locations The system display provides the user with the system status and the status of each configured sensor In addition all control functio
21. e digit keys zero one and two can be used to jump directly to a particular relay Since only one digit is needed to select a relay the system does it immediately rather than prompting to show the relay If the sensor is indicating a gas level that is greater than the alarm or warning levels the gas reading will alternate with the words ALARM or WARNING as appropriate If the sensor is indicating a trouble condition the gas reading will be replaced by the word TROUBLE 3 1 4 ALARM Status Display When any sensor indicates a gas level that is at or above the configured alarm level for the sensor the panel will enter ALARM mode during which the internal buzzer will sound the alarm lamp will be red and the LCD will show the sensor type and channel number ALARM CO SENSOR 02 Figure 3 6 Alarm display The display will cycle through all sensors that are signaling alarm levels at five seconds per display Pressing any key except HUSH will advance the display to the next sensor that is signaling an alarm level If an external horn and or strobe are connected and configured to signal an alarm condition they will also sound when an alarm condition occurs after a delay if that configuration option is used When the HUSH key is pressed the internal buzzer will be silenced for five 5 minutes If the horn or strobe turn on delays have not finished then they will also be silenced If the delays have finished the HUSH key must be h
22. e power is removed from the DVP 120 prior to removing the input or output connectors from the DVP 120 controller board Each sensor channel is provided with a PTC resettable fuse internal to the DVP 120 to protect against over current situations To reset a sensor channel power should be removed from the channel This can be accomplished by removing power from the sensor causing the loop current to go to zero or by completely removing power from the DVP 120 4 1 2 Internal Controller Board Trouble If the sensor status display and investigative efforts reveal no problems with the input channel current loops and channel configuration the most likely trouble is an internal problem detected by the DVP 120 controller In this case contact the Macurco Technical Department for advice and help 4 2 Timed ventilation problem When using the timed ventilation mode the system clock should be checked regularly at least twice a year The battery backed real time clock in the DVP 120 does not adjust for daylight saving time so the spring and fall switch over points are good choices to check the system clock Revision 0 07 36 4 3 No Power WARNING 120 240 VAC terminals are located within the DVP 120 presenting a hazard to service technicians Only qualified technicians should open the DVP 120 case and service the internal circuits Ensure power is removed from the DVP 120 prior to servicing the unit The DVP 120 starts up as soon as power is
23. e power is removed from the DVP 120 prior to servicing the unit With the exception of the safety ground all field wiring is done via modular connectors provided so that the wiring can be done easily and then simply plugging the modular connectors into the matching connectors on the PCB The power and signal connections to the remote mounted sensors should be size AWG18 minimum for short runs Refer to Table 2 2 for recommended wire gauges Four conductor cables may be used in all cases since the DVP 120 employs DC power for remote sensors to prevent electrical noise from interfering with the sensor output signal Do not bundle sensor power and or signal connections with other AC power cables to prevent electrical interference If other AC power connections must be bundled with the DVP 120 sensor cables Macurco recommends that the sensor connections be made with two twisted pairs of the appropriate gauge with an overall foil and braid shield All shields should be terminated at the DVP 120 end of the cable only A ground stud is provided near the bottom left corner of the panel Typical part numbers for AWG18 are Alphawire 55132 Belden TBD Revision 0 07 9 2 3 Main power Connection The main power cable should be routed into the bottom left conduit entry Macurco recommends a minimum wire size of AWG18 The modular connector will accept wire from 12 to 24 AWG The safety ground wire should be secured to the ground stud a
24. e same sensors and turns on a second relay if the gas concentration reaches a higher level The third zone can also monitor the same relays turning the last relay on as a signaling device to a live monitor station as well as turning on the external horn and strobe under the assumption that the ventilation system is not working In addition to controlling the relays based on the gas concentration each zone can have a timed function e g turn on low volume ventilation fans at 7 00 AM and turn them off at 8 00 PM 3 3 71 Zone Controls Zone 1 Controls R1 R2 R3 H4 S5 Figure 3 41 Zone Controls This display example shows that Zone 1 is configured to control all of the relays plus the horn and the strobe Each of the relays the horn and the strobe can be removed from or added to the zones control by pressing the indicated digit key By default all three zones are configured not to control any devices When a new panel is first powered up this display will not show the digits only the underlined positions The digit controls are Relay 1 added removed form the zone s control Relay 2 added removed form the zone s control Relay 3 added removed form the zone s control Horn added removed form the zone s control Strobe added removed form the zone s control nn BON ra When controlled by a zone the default horn pattern is the Triple Tap pattern see 3 3 8 7 and the strobe will turn on continuously when a zone is control
25. ector Assignments d Maximum Run Length ft Watv a feet meters 24 200 61 2 340 103 20 480 147 18 850 215 Revision 0 07 Table 2 7 Wire gauge for Horn amp Strobe functions Refer to Table 2 7 for recommended wire gauge vs run length for the horn amp strobe functions maximum 2 5 volt drop in the wire 13 2 7 Interfacing Macurco Sensors All Macurco CO NO2 and combustible gas sensors with current loop outputs may be used with the DVP 120 Data sheets for the Macurco sensors listed in Table 2 8 are provided as an appendix to this manual Power connections to Macurco sensors used with the DVP 120 are polarity insensitive since a bridge rectifier is connected to the power input terminals All sensors used with the DVP 120 panel employ screw clamp terminal blocks for power and signal connections Polarity of the current loop connections is marked on the printed circuit board of the sensor Description Order Part Number Carbon Monoxide Transducer with solid CM 2B state sensor Carbon Monoxide Transducer with CM 3 Electro chemical sensor Nitrogen Dioxide Transducer with a 5A ND 2 relay Combustible Gas Transducer GT 11A Table 2 8 Macurco Transducers Revision 0 07 14 3 Operation 3 1 Initial Operating Mode When power is first applied to the DVP 120 a few simple tests will be performed e g cycle through all status lights and display the system na
26. eessecsecsaecsaecsaecaaecseeeneeegs 17 Figure 3 5 Sensor EE 17 Figure 3 6 Alarm is plays ss sSvccccstaviccsceseh sus dek da son da o EES EENS 17 Figure 3 7 Alarm Silenced Message 0 cscesceeseesseesecesecesecescesecsecaecsaecsaeceaeseeeeseecaeeeeeseseaeesessaecsaecaeeeassaeeeas 18 Figure 3 8 Warning display lt 2 ssce ccssvicescedee EENEG 18 Figure 3 9 Warning Silenced Message smseeesrerssrrrrrsrerresrerrrrrrsrerrsrerrrsrerrsrrsr ere senere rese ere sr er Rn er R ARK er ARK Rn bn Arr rn rn rna 18 Figure 3 10 Trouble display sisi neso eeni ceren eeror o eoe S e eoor EEN eO Ee a e Een NE va koeni eos tek 18 Figure 3 11 Trouble Sil nced Message ciiin einn deele GEES 19 Pig r 3 12 Zone Sisnal display 535454 ena a A SES 19 Fig re 3 13 Zone Sisal Silenced Mes sage rnrn a a E a E E ir 19 Figiires3 14 Hard Ware Summary srein nia a SEET EEN 20 Fig r 3515 Save Configuration Prompts a eege 20 Fig re 3 16 Set Fime OF Dayse a a EES 21 Figure 3 17 Enter e 21 Pig r 3 18 Entet Minutes nnen oto ou deda nas E E R A b n tou E sen Sede 21 Figure 3 19 Set Day of the week esbaeieeukge Eege esei re een rer EEs ge REES EEEE EEE EEE TEER ES EEE SERES 22 Figure 3 20 Load Default COnfigUr tiOn ss sis secssvessosvess rsotsssservenr sess rssbres sniotessisssbivsrsbet serrsbeerkossstr a Essos 22 Figure 3 21 Enter PassWofd sses eeose eee EE TS EEE EESE EE V EESE ETS EErEE SEEE SESE ENS Gsi 23 Figure 3 22 Password Prompt
27. eld for three 3 seconds in order to silence the horn and strobe When all indicators have been silenced the display will show that alarms have been silenced for five minutes After any key press or five seconds the display will return to normal mode Revision 0 07 17 ALARM SILENCED FOR 5 MINUTES Figure 3 7 Alarm Silenced message If Relay 1 has be configured as an ALARM relay it will be turned on when an alarm condition is recognized and will be turned off when all audio indicators have been silenced Silencing applies to the cause s of the alarm when the HUSH key is pressed 3 1 5 Warning Status Display When any sensor indicates a gas level that is at or above the configured warning level for the sensor the panel will enter WARNING mode during which the internal buzzer will sound the alarm warning lamp will be amber and the LCD will show the sensor type and channel number WARNING CO SENSOR 02 Figure 3 8 Warning display The display will cycle through all sensors that are signaling warning levels at five seconds per display Pressing any key except HUSH will advance the display to the next sensor that is signaling a warning level If the buzzer and or an external horn and or external strobe are connected and configured to signal a warning condition they will also sound when a warning condition occurs There is a configurable delay for the horn or strobe will sound see sections 3 3 5 3 and 3 3 6
28. es have been made the panel will ask whether changes are to be saved Save Config O NO 1 YES Figure 3 15 Save Configuration Prompt Pressing the zero 0 key at this point will cancel all changes except time and day of week Pressing the one 1 will save all changes to non volatile memory and the changes will then become effective in controlling the ventilation system While the DVP 120 is in the configuration mode alarm and ventilation control functions continue in the background with the previously set configuration values In particular if an alarm condition is detected the alarm lamp the buzzer the horn and the strobe will operate as configured but the LCD will not display the detailed information The HUSH key can be used to silence any alarm warning or trouble indicators without having to exit the configuration mode If the MENU key is used to exit the configuration mode before using the HUSH key the LCD will display the cause of the audible indicator The numeric keys are used to change the particular parameter displayed The underlined character or space on each display indicates what will be changed by the digit keys The left and right cursor keys will enter the particular submenu and scroll through the items of the same type where appropriate e g enter the Configure Sensors submenu and scroll through the parameter lists for the existing sensors The up cursor key scrolls through the menu entries in the
29. igure 3 37 Strobe Summary This display example shows that the strobe has been configured to operate Normally Off with a turn on delay and no minimum on time Notice that the strobe number 5 is underlined This indicates that the digit keys can be used to jump to a particular relay horn or strobe The relays are numbers 1 2 and 3 the horn is number 4 and the strobe is 5 3 3 6 2 Strobe Mode Strobe Norm Off Mode 2 Figure 3 38 Strobe Mode This display example shows that the strobe is configured to operate in the Normally Off mode The valid modes are 2 Normally Off default 3 Normally On 3 3 6 3 Strobe Turn On Delay Strobe Delay On mm ss 01 00 Figure 3 39 Strobe Turn On Delay The default turn on delay is one minute and the maximum allowed value is fifteen minutes 3 3 6 4 Strobe Minimum On Time Strobe Min On mm ss 00 00 Figure 3 40 Strobe Minimum on time The default minimum on time is zero and the maximum allowed value is fifteen minutes Revision 0 07 28 3 3 7 Configure Zones Submenu The DVP 120 ventilation control can support up to three zones The zone functionality makes the DVP 120 very flexible For example each zone can be configured to monitor a separate set of 4 sensors and control a single relay Another control scheme uses one zone to monitor all sensors and turn one relay on at a relatively low gas concentration A second zone monitors th
30. ing which the horn and or strobe will be turned on and the LCD will show the zone that is signaling ZONE SIGNAL ZONE 1 Figure 3 12 Zone Signal display The display will cycle through all zones that are controlling the horn or strobe and are signaling at five seconds per display Pressing any key except HUSH will advance the display to the next zone that is signaling When the HUSH key is held for three 3 seconds the horn and or strobe will be silenced for fifteen 15 minutes When silenced the display will show that zone signals have been silenced for fifteen minutes After any key is pressed or five seconds the display will return to normal mode ZONE SILENCED FOR 15 MINUTES Figure 3 13 Zone Signal Silenced message Revision 0 07 19 3 3 Setting the System Configuration The configuration menus can be entered from normal mode by pressing the MENU key While in configuration mode the user can review all configuration parameters to check the current operating conditions As an aid when configuring the control panel the first entry in the top menu summarizes the number of sensors and relays that the panel is currently recognizing 5 SENSORS FOUND 3 RELAYS FOUND Figure 3 14 Hardware Summary The MENU key is also used to return to a higher level menu and finally exit the configuration menus back to normal mode When exiting from the menu system to normal mode if any configuration chang
31. le 2 2 Recommended Wire Gauge Revision 0 07 10 Each 8 terminal sensor modular connector may be disconnected from the PCB connector to ease wire installation The terminals will accept wire from 16 to 28 AWG To install a wire strip back approximately 0 25 in 6 mm of insulation and insert the bare wire into the terminal Tighten the screw clamp and ensure that the wire cannot be easily pulled from the connector Table 2 3 lists the connector to sensor channel correspondence While Table 2 4 lists channel signals connector and terminal assignments for all 12 input channels Control Board Connector Sensor Channels J7 1 2 J10 3 4 J13 5 6 J8 7 8 Jil 9 10 J14 11 12 Table 2 3 Connector to Sensor Channel Mapping Signal Name Connector Signal Name Connector Signal Name Connector Pin Pin Pin Number Number Number CH 1 24 Vdc J7 5 CH 5 24 Vdc J13 5 CH 9 24 Vdc J11 5 CH 1 I loop J7 6 CH 5 I loop J13 6 CH 9 I loop J11 6 CH 1 I loop J7 7 CH 5 I loop J13 7 CH 9 I loop J11 7 CH 1 24Vdc Ret J7 8 CH 5 24Vdc Ret J13 8 CH 9 24Vdc Ret J11 8 CH 2 24 Vdc J7 1 CH 6 24 Vdc J13 1 CH 10 24 Vdc JI1 1 CH 2 I loop J7 2 CH 6 I loop J13 2 CH 10 I loop J11 2 CH 2 I loop J7 3 CH 6 I loop J13 3 CH 10 I loop J11 3 CH 2 24Vdc Ret J7 4 CH 6 24Vdc Ret J13 4 CH 10 24Vdc Ret J11 4 CH 3 24 Vdc J10 5 CH 7 24 Vdc J8 5 CH 11 24 Vdc J14 5 CH 3 I
32. ling them Each zone can have up to three control groups defined Each group either monitors a sensor type or implements a timer function 3 3 7 2 Zone Group Mode Z1 Group 1 NO2 Sensor Type 2 Figure 3 42 Zone Group Type This display example shows that group 1 in zone 1 will be monitoring Nitrogen Dioxide sensors The valid Modes are Timed Carbon Monoxide CO Nitrogen Dioxide NO2 Combustible EX LA DNE Timed mode turns the zone s outputs on at the START TIME if the current day is a weekday or a weekend and turns them off at the next occurrence of STOP TIME The other three modes turn the outputs on if the gas concentration indicated by that type of sensor is at or above the Rising Trip Point and turns the outputs off if the concentration is less than or egual to the Falling Trip Point Revision 0 07 29 3 3 7 3 Timed Day Selection Valid entries are Z 1 Days Group I T Week imed days Figure 3 43 Timer Days Selection 1 Weekdays Monday thru Friday default 2 Weekends Saturday and Sunday 3 3 7 4 Start Time 3 3 7 5 Stop Time T 0 Z1 Group 1 Start Time imed 7 00 Figure 3 44 Start Time Selection The start time is entered in 24 hour format and the default value is 07 00 7 00 AM Z1 Group 1 T Stop Time I ime d 00 100 Figure 3 45 Stop Time Selection The stop time is entered in 24 hour format and the defau
33. loop However the combustible sensor GT 11A can indicate trouble with a 21 mA signal Therefore a Toxic sensor connected to channel which is configured for a combustible sensor can cause a fault indication if the gas concentration is high enough All Macurco sensors are either supplied with a STATUS lamp that will indicate the health of the device or will display a trouble message on the digital display Macurco sensors may be tested by depressing the TEST button on the sensor printed circuit board or depending on the type of sensor the button on the interior front panel of the unit Macurco sensors will step the output current level from 4 mA to 20 mA over the course of the warm up period allowing the technician to determine where the trouble exists If the sensor is still in trouble resetting the power may clear the trouble Remove one of the power wires from the sensor terminal strip causing the sensor to go through a power up reboot Finally the wiring between the DVP 120 and the sensor should be investigated The power input to the sensor should be investigated at the sensor Since Macurco sensors are rated for operation between 12 and 24 VDC or VAC the voltage drop between the DVP 120 and the sensor should not be an issue if the wiring guidelines in Table 2 2 are followed A multimeter can be inserted to check the current flow within the loop or a continuity test can be performed on all four wires between the DVP 120 and the sensor Ensur
34. loop J10 6 CH 7 I loop J8 6 CH 11 I loop J14 6 CH 3 I loop J10 7 CH 7 I loop J8 7 CH 11 I loop J14 7 CH 3 24Vdc Ret J10 8 CH 7 24Vdc Ret J8 8 CH 11 24Vdc Ret J14 8 CH 4 24 Vdc J10 1 CH 8 24 Vdc J8 1 CH 12 24 Vdc J14 1 CH 4 I loop J10 2 CH 8 I loop J8 2 CH 12 I loop J14 2 CH 4 I loop J10 3 CH 8 I loop J8 3 CH 12 I loop J14 3 CH 4 24Vdc Ret J10 4 CH 8 24Vdc Ret J8 4 CH 12 24Vdc Ret J14 4 Table 2 4 Sensor Connectors Channel and Pin Assignments Revision 0 07 11 2 5 Relay Connection All poles of the three relays are available at the modular connector J2 see Figure 2 2 for details J2 is a 9 position variant of the high voltage modular connector used for power input Each terminal can accommodate a wire size 12 to 24 AWG R1 NO o z r 1 R2 NC R2 NO R2 C R3 NC R3 NO Oco R3 C Insert this face of connector into mating connector on control circuit board Figure 2 2 Relay Connector To install the wiring for the relays disconnect the connector from the header on the PCB Strip the insulation of each wire back approximately 1 4 in 6 5 mm insert the bare wire into the terminal and tighten the screw clamp Ensure that the wire cannot easily be pulled from the connector Note that the panel configuration can designate Relay 1 as an ALARM signal relay Relay 2 and Relay 3 are general purpose in function Refer to Table 2 5 for output signals connector and terminal assignment for all three relays
35. ls for the sensors are Carbon Monoxide 50 ppm Nitrogen Dioxide 3 0 ppm Combustible 2 000 ppm 5 LEL for methane Setting a warning level of 0 zero will disable warning detection for this particular sensor 3 3 3 5 Range Sensor Ol CO Range 200ppm Figure 3 28 Sensor s Range The range for each sensor is the gas concentration that corresponds to the 20 mA signal level The default range values for the sensors are Carbon Monoxide 200 ppm Nitrogen Dioxide 6 0 ppm Combustible 10 000 ppm 25 LEL for methane Revision 0 07 25 3 3 4 Configure Relays Horn amp Strobe Submenu There is a list of parameters for each relay in the system The left and right cursor keys can be used to move from one relay horn or strobe to another Doing so always goes to the first summary display The up and down keys will scroll through the parameters for the particular relay horn or strobe 3 3 4 1 Relay Summary Relay 1 Norm Off Delay On Min On Figure 3 29 Relay Summary This display example shows that Relay 1 is configured to operate Normally Off with a turn on delay and a minimum on time Notice that the relay number 1 in this example is underlined This indicates that the digit keys can be used to jump to a particular relay horn or strobe The relays are numbers 1 2 and 3 the horn is number 4 and the strobe is 5 3 3 4 2 Relay Mode Relay 1 Norm Off Mode 2 Figure 3
36. lt value is 18 00 7 00 PM 3 3 7 6 Sensor Selection Z1 Group 1 Sensors 02 0 NO2 4 11 Figure 3 46 Sensor Selection Sensors are included or removed from the group by entering the two digit channel number After a sensor is added or removed the list will be re sorted so it does not matter in which order the sensors are added or removed The default is to include all sensors of the specified type When the first digit of a sensor number is entered a leading zero must be entered if the number is less than ten the display will prompt to Add or Remove a sensor from the group Z1 Group 1 Add Remove NO2 Figure 3 47 Add Remove sensor prompt When the second digit is entered the sensor will be added or removed from the control group provided the sensor is of the proper type NO2 in this example If the sensor is of the wrong type or an invalid sensor channel number is entered the reguest will be simply ignored Revision 0 07 30 3 3 7 7 Rising Trip Point Z1 Group Rising 1 NO2 2 3ppm Figure 3 48 Rising Trip Point Entry The default rising trip points are Carbon Monoxide 100 ppm Nitrogen Dioxide 2 5 ppm Combustible 2 000 ppm 3 3 7 8 Falling Trip Point Z1 Group 1 Falling NO2 1 Oppm Figure 3 49 Falling Trip Point Entry The default falling trip points are Carbon Monoxide 50 ppm Nitrogen Dioxide 1 2 ppm Combustible 1 000 pp
37. ly If the password is entered correctly the panel will overwrite the existing configuration with the default configuration This operation is intended to restore the panel to a known basic condition if it is removed from one installation and installed in another The default configuration is 9 3 3 43 43 43 63 wll 0 3 0D 6 3 wll 0D wi ei ei el ei e Password Sensors Alarm levels Alarm signals Warning signals Trouble signals Warning Levels Sensor Range Relay 1 Relay 2 Relay 3 Horn Strobe Zonel Zone2 Zone3 1234 Undefined CO 200 ppm HS 5 0ppm EX 4 000 ppm Buzzer Intermittent Horn Intermittent Strobe Continuous Buzzer Double Tap Horn Off Strobe Off Buzzer Triple Tap Horn Off Strobe Off CO 200 ppm HS 5 0 ppm EX 4 000 ppm CO 200ppm HS 6 0 ppm EX 10 000 ppm Normally off 1 minute turn on delay 1 minute minimum on time Normally off 1 minute turn on delay 1 minute minimum on time Normally off 1 minute turn on delay 1 minute minimum on time Normally off I minute turn on delay 0 zero minimum on time Normally off I minute turn on delay 0 zero minimum on time Controls nothing no sensors assigned Voting mode Quorum 1 Controls nothing no sensors assigned Voting mode Quorum 1 Controls nothing no sensors assigned Voting mode Quorum 1 Rising Trip Levels CO 100 ppm HS 2 5ppm EX 2 000 ppm Falling Trip Levels CO 50 ppm HS 1 2 ppm EX 1 000
38. m 3 3 7 9 Multiple Sensor Mode Z1 Group 1 NO2 Mode 2 Voting Figure 3 50 Sensor Mode Selection When multiple sensors are being monitored by a group the output decision can be based on either voting as shown here or the average of all sensors in the group Valid modes are 1 Average 2 Voting When the configuration is Average the gas concentrations from all sensors in the group are averaged and if the average is greater than or egual to the rising trip point the zone outputs s are activated When the average is less than or egual to the falling trip point the zone output s are de activated If the average is between the two trip points the outputs remain in there previous state When the configuration is Voting the number of sensors in the group indicating a value greater than or egual to the rising trip point is counted If the count is greater than or equal to the quorum then the zone output s are activated If the count of sensors indicating less than or egual to the falling trip point is greater than or egual to the quorum the zone output s are de activated Activating the output s is given priority if a group has an equal number of sensors with gas readings the rising trip point and sensors with readings the falling trip point 3 3 7 10 Multiple Sensor Quorum Z1 Group 1 Quorum 2 Figure 3 51 Quorum Entry NO2 It is up to the installer to ensure that the quorum entry is appropriate for
39. me and model Figure 3 1 The system will then proceed to normal mode if the operating parameters have been entered DVP 120 Ver 1 01 Figure 3 1 Model Display If the user has not entered any parameters the system WILL NOT be monitoring the sensors or controlling the ventilation system The relays will be in the not actuated state and the horn and strobe outputs will be off The power status light will show NORMAL steady green and the system will immediately enter the CONFIGURATION mode see section 3 2 for details to set the configuration parameters If a valid set of configuration parameters have been entered the panel will wait for all sensors to warm up During this time the display will show a count down minutes and seconds until the end of the warm up period Figure 3 2 DVP 120 Ver 1 01 Warm up 2 30 Figure 3 2 Warm Up display During the warm up period the keypad will be locked When the warm up period ends the LCD will start showing the normal display Figure 3 4 3 1 1 Status Light Display The POWER ALARM WARNING SILENCE RELAY 1 RELAY 2 and RELAY 3 status lights indicate the system status and provide the following data POWER Green steady Power is good and there are no trouble indications Yellow steady Trouble is indicated by a transducer or the panel itself 2 ALARM WARNING Off All indicated gas levels are below the warning level Red steady One or mo
40. ns of the DVP 120 may be accessed through the system display and keypad 1 2 Features Twelve analog current loop input channels Three 16A 240 VAC SPDT fan alarm relays Drivers for external Horn and Strobe Externally visible system alarm and relay status indicators Externally visible LCD display showing the status of each transducer and relay External keypad for user selection of the transducer alarm display and setting the configuration password protected Up to three ventilation control zones can be defined Each zone can be controlled based on transducer signals and or time of day Each relay is configurable for delay before activation and minimum on time Fail safe operation can be implemented Lockable Nema 1 type enclosure Modular input and output connectors 1 3 Compatible Macurco Transducers Carbon Monoxide CO CM 2B Solid State sensor with local concentration display ppm CM 3 Electrochemical sensor with local concentration display ppm Nitrogen Dioxide NO ND 2 Electrochemical sensor with local concentration display ppm Combustible Gasses EX GT 11A Solid State Sensor Revision 0 07 5 ENGINEER AND ARCHITECT SPECIFICATIONS Gas detection and exhaust fan control is provided by a Macurco DVP 120 system This System will use CM 2B or CM 3 Carbon Monoxide CO to current transducers ND 2 Nitrogen Dioxide to current transducers
41. or GT 11A Combustible Gas to current transducers Each transducer will measure the level of the target gas and provide this information to the DVP 120 over a 4 to 20 mA current loop The Transducers are mounted in a standard 6 x 6 electrical enclosure and operate on low voltage 24 VDC All power and signal connections for the transducers are provided from the DVP 120 control panel via unshielded four conductor cable The DVP 120 control panel provides three relays which can be used for ventilation fan control or alarm signaling These relays SPDT Form C are for pilot duty only capable of switching 10 amp loads up to 240 VAC Main Fan Power O _ Exhaust Fans 120 VAC ALARM STARTER RELAYS 120 VAC COILS 120 VAC NOTE 1 Power connections at the sensor are non polarized 2 DVP 120 connections are representative of J7 J8 J10 J11 J13 and J14 GT 11A mA output output power J7 38 Io OJ NE 8 BA 8 a J13 L14 7 a a o j a a o u o o a w o o a o o gt o o gt gt lt ae al lt Seege KE Se Sera ee Strobel D 4 MACURCO DVP 120 sie Za GAS DETECTION AND Weeer VENTILATION CONTROL PANEL Horn 2 Panel Power 120 250 VAC Power NOTE 1 Typical coverage for a CO sensor is 5000 sq ft 900 sq ft for combustible gasses Extra sensors may be needed near areas where people work such as toll booths 2 Macurco pr
42. ormally reguire a minimum on time but this parameter allows a more versatile configuration 3 3 5 1 Horn Summary Horn 4 Norm Off Delay On Figure 3 33 Horn Summary This display example shows that the horn has been configured to operate Normally Off with a turn on delay and no minimum on time Notice that the horn number 4 is underlined This indicates that the digit keys can be used to jump to a particular relay horn or strobe The relays are numbers 1 2 and 3 the horn is number 4 and the strobe is 5 3 3 5 2 Horn Mode Horn Norm Off Mode 2 Figure 3 34 Horn Mode This display example shows that the horn is configured to operate in the Normally Off mode The valid modes are 2 Normally Off default 3 Normally On 3 3 5 3 Horn Turn On Delay Horn Delay On mm ss 01 00 Figure 3 35 Horn Turn On Delay The default turn on delay is one minute and the maximum allowed value is fifteen minutes 3 3 5 4 Horn Minimum On Time Horn Min On mm ss 00 00 Figure 3 36 Horn Minimum on time The default minimum on time is zero and the maximum allowed value is fifteen minutes Revision 0 07 27 3 3 6 Configure Strobe Submenu The configuration parameters for the strobe are the same as those for relays A strobe would not normally reguire a minimum on time but this parameter allows a more versatile configuration 3 3 6 1 Strobe Summary Strobe5 Norm Off Delay On F
43. ovides only the control panels and sensors Fans relays an d other devices are provided by the contractor 3 See the appropriate building code for the size of fans and air changes per unit of time exhaust fan DVP 120 panel CM 2B CM 3 or SS102HC 1 Typical layout in Parking Garage CM 2B CM 3 or SS102HC 1 Air inlet door damper louvier CM 2B CM 3 or SS102HC 1 space sensors egually mount 5 feet exhaust fan Figure 1 1 System Wiri Revision 0 07 above floor Air inlet door damper louvier ng Diagram x II Ti ee ml Figure 1 2 DVP 120 Internal View Revision 0 07 1 4 Specifications Size 10 x 12 x 2 254 mm x 305 mm x 51 mm Weight TBD Enclosure Nema equivalent steel Operating Temperature 0 to 50 C 32 to 122 F Operating Humidity 0 to 95 RH non condensing Power Input 100 240 VAC 1 Amp 47 63 Hz single phase Relay Rating 3 SPDT 120 240 VAC 16 A resistive LCD Display 2 rows of 16 characters with backlight Status Indicators LED Power ALARM warning Silenced Relay 1 Relay 2 amp Relay 3 Audible indicator Internal buzzer 90 dbA at 1ft External Drivers 2 24VDC maximum 250 mA CO Transducer Range 0 250PPM NO Transducer Range 0 9 0 PPM EX Transducer Range 0 10 000 PPM Relay On Delay 0 15 minutes in 1 second increments
44. re gas levels is at or above the alarm level 2 Amber steady One or more gas levels is at or above the warning level SILENCE Off There are no silenced alarms or warnings Red flashing There are alarms and or warnings that have been silenced gas levels may or may not still be at alarm or warning levels RELAY 1 Off Relay 1 is not on Green steady Relay is on 2 RELAY 2 Off Relay 2 is not on Green steady Relay 2 is on RELAY 3 Off Relay 3 is not on Green steady Relay 3 is on The overall system status is visible at a distance via the status lights as described above More detailed system information is displayed on the LCD which can show the status of each relay and sensor A typical status display is shown in Figure 3 4 Revision 0 07 15 3 1 2 User Interface The LCD display is used to show detailed information about the status of the control system and the configuration parameters to the user The keypad Figure 3 3 is used to select the information displayed and to enter the configuration parameters which are stored in the DVP 120 non volatile memory The keypad consists of the usual ten digit keys the normal four direction keys plus a MENU key that is used to access the configuration menu and a HUSH key that will silence the audible alarm indicators Hush Letzte 0000 WOVO HUW Figure 3 3 Keypad layout In normal mode no warnings or alarms that have not been
45. second intervals Triple Tap three short beeps at 15 second intervals Off buzzer will not sound default ABWN ra 3 3 8 7 Warning Horn Signal Warning Signals Horn 5 OFF Figure 3 58 Horn Warning Signal This display example shows that the horn will not signal a warning condition The signal definitions are Continuous Intermittent one second on at two second intervals Double Tap two beeps at 5 second intervals Triple Tap three short beeps at 15 second intervals Off horn will not sound default aA BWN E 3 3 8 8 Warning Strobe Signal Warning Signals Revision 0 07 33 Strobe S5 OFF Figure 3 59 Strobe Warning Signal This display example shows that the strobe will not signal a warning condition The signal definitions are ABWN ra Continuous Intermittent one second on at two second intervals Double Tap two beeps at 5 second intervals Triple Tap three short beeps at 15 second intervals Off strobe will not flash default 3 3 8 9 Trouble Signal Summary The trouble signals are in response to one or more sensor faults either as a defined current level or because of wiring problems Trouble Buzz Signals Figure 3 60 Trouble Signals This display example shows that troubles are signaled by the internal Buzzer only 3 3 8 10 Trouble Buzzer Signal Trouble Buzz 4 Figure 3 61 Buzzer Trouble Signal Signals Triple This
46. setting mode 4 5 The Keypad does not respond LCD shows KEYS LOCKED The keypad can be unlocked by holding the zero 0 key for three seconds At which time the backlight will turn on and the display will return to normal mode The keypad can again be locked by holding the zero key for three seconds until the display shows KEYS LOCKED 4 6 After a power failure After any power failure the user should check the system clock While system parameters are maintained in non volatile memory the system clock is backed up by a limited capacity button cell battery Even though the button cell can run the clock for several years it will eventually wear out Revision 0 07 37
47. silenced the up and down cursor keys will scroll the display to any configured sensors status In normal mode the left and right cursor keys will scroll through all relays status When the left or right key is used to scroll to another relay the display will remove the underlining under the sensor number and underline the relay number this indicates that the digit keys can be used to jump directly to a particular relay s status When the up or down key is again used the display will switch back to the digit keys jumping to a particular sensor The MENU key has three functions First when the system is presenting the normal display pressing the MENU key will cause the system to shift to the Configuration Menu The second function of the MENU key is to return to the next higher menu level e g from the sensor configuration menu to the system menu or from the system menu out to normal mode When the MENU key is used to return to normal mode any changed configuration parameters are saved in the DVP 120 s non volatile memory The third function of the MENU key is to change the LCD contrast by holding the MENU key for five 5 seconds at which point the LCD will prompt for further activities see sections 4 4 for more detail The HUSH key is only used to silence the audible indicators internal buzzer and possible external Horn and Strobe devices Pressing and releasing the button will silence the internal buzzer The HUSH button must be
48. t the bottom left of the cabinet with the lock washer and nut supplied Macurco recommends the use of a ring terminal for the ground connection Refer to Table 2 1 for DVP 120 power connections The line and neutral wires should be stripped 1 4 in 6 5 mm insert the wire into the wire cavity of the modular connector and tighten the screw clamp Ensure that the wire cannot be easily pulled from the connector Plug the modular connector into J4 on the PCB and ensure that it latches into the header properly Signal Terminal Connection Line 120 220 240 250 VAC J4 3 Neutral J4 1 Ground Ground Stud Table 2 1 Main Power Connections 2 4 Remote Sensor Connection Each remote sensor is connected by a four wire connection two wires for DC power and two wires for the 4 20 mA loop connection The sensors are connected to the control panel PCB with modular connectors two sensors per connector See Figure 2 1 for a view of a typical sensor connector Refer to Table 2 2 for wire size recommendations o ob S a C U E oc O wrk B o a o C D gt t SS z a I 8 O I gt E 6 gt S f 2 4 I So 4 Son yoo er Ss a 4 T BE OS a O O O O O o o o 1 8 O O oO O O Insert this face of connector into mating connector on control circuit board Figure 2 1 Sensor Interface Connector Wire gauge Maximum Run Length ft feet meters 18 500 152 16 800 244 14 1250 381 Tab
49. testestentssrertnertesesteeteseeetsse 27 Figure 3 37 Strobe Summary i cc c siedce scectveescectpesctesseustevapsteesceevecteevpinckucpesacuncoy cacteceuuastecubeusouesadnseesbhdesesennensbeve 28 Figiire 3 38 Strobe Mod n heti pee die send adobe heap eee beet eko cpl ao asa E dee E EREE ORE Aue closet dee SE 28 Figure 3 39 Strobe Turn On Delai 28 Figure 3 40 Strobe Minimum on time 00 0 0 eee ec eeccceeceseceseceseceaecsaecsaecaeeeseseneseeeeeeeseceseessecsaecnaessaecaeesaeseneeeaeees 28 Figure 3 41 Zone Controls EENS 29 Figiire 3 42 Zone Group KEE 29 Figure 3 43 Timer Days SeleCtiOnN s ssesisissovserissossorsivssssvv rneresissovsssi seiserstvsrserssrssvsrssdesnssriseeressensreseserorrossrrssser 30 Figure 3 44 Start Time Selection EE 30 Figure 3 45 Stop Time Selection eneee roenn o eeno oes eoo e TEES EEE OEEO EEEE r E SE 30 Figure 3 46 Sensor Selection inn onien oee roenn has e EOE bund e TEES e E EEOAE SKE E ES H 30 Figure 3 47 Add Remove Sensor Drompt ee eceeccsecessceseceecesecsaecseecseecseseaeseeeeseeeseesecsaecsaeceaecsaecaaecaeseneseeeens 30 Figure 3 48 Rising Trip Point Ent 31 Figure 3 49 Falling Trip Point Entry s w sisiss sssrsseocsovsvgssvsvsernerenissversrteorssnriresrs rernsrsnisnbsrsrsroetrser k rs s eer E iE iE 31 Figure 3 50 Sensor Mode Selecton rs enre noores eonan Te eros enotni sneri KE PEPR PEPR RR 31 Figure 3 31 Q or m Emtee geet EE EES 31 Fig re 3 52 Alarm Signals eebe Dee AEN e 32 Figure 3 33
50. the configuration Valid entries are one to twelve but a value greater than the number of sensors being monitored by the group stops the group from controlling the outputs Revision 0 07 31 3 3 8 Configure Signals Submenu The DVP 120 can drive the buzzer horn and strobe with different sound patterns to indicate the severity of the current conditions These patterns are selectable by the installer using this group of submenus Once again the left and right keys will scroll through the signal types and the up and down keys will scroll to the signal sources 3 3 8 1 Alarm Signal Summary The alarm signals are in response to one or more sensors indicating gas levels at or above the sensors configured alarm level Alarm Signals Buzz Horn Strobe Figure 3 52 Alarm Signals This display example shows that alarms are signaled by the internal Buzzer the external horn and the strobe 3 3 8 2 Alarm Buzzer Signal Alarm Signals Buzz 2 Intermit Figure 3 53 Buzzer Alarm Signal This display example shows that the buzzer will signal an alarm condition with an intermittent signal The signal definitions are Continuous Intermittent one second on at two second intervals default Double Tap two beeps at 5 second intervals Triple Tap three short beeps at 15 second intervals Off buzzer will not sound un BYN 3 3 8 3 Alarm Horn Signal Alarm Signals Horn 2 Intermit Figure 3 54 Horn Alarm Signal
51. the delays have finished the HUSH key must be held for three 3 seconds in order to silence the horn and strobe When all indicators have been silenced the display will show that trouble indications have been silenced for eight hours After five seconds or any key press the display will return to normal mode TROUBLE SILENCED FOR 8 HOURS Figure 3 11 Trouble Silenced message 3 2 Ventilation control The ventilation control function operates independently from the alarm function It provides the ability to configure the DVP 120 for control of one to three zones Each zone can respond to gas levels indicated by one or more of the three types of sensors with configurable turn on and turn off concentrations for each gas type Each zone can also be controlled based on the time of day and or two of the sensor types Each zone can be configured to control one two or all three of the relays and the external horn and strobe if desired When more than one zone is controlling a relay it only takes one zone to activate the relay but all controlling zones must release the relay before it will turn off Each of the relays horn and strobe have independent turn on delays to ignore short duration transients and turn off delays to ensure minimum run times for fans that must run for internal cooling 3 2 1 Zone Signal Display When a zone is controlling the horn or strobe and they turn them on the panel will enter ZONE SIGNAL mode dur
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