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Macurco DVP-120 - page 1
DVP - 120 Install ation & Operating Instructions ...
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Macurco DVP-120 - page 2
Revision 0.07 2 TABLE OF CONTENTS 1 INTRODUCTION ....................................................................................................................................... 5 1.1 General Information ........................................................................................................................... 5 1.2 Features ...
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Macurco DVP-120 - page 3
Revision 0.07 3 Figure 3 - 4 Normal System Display ..................................................................................................................... 17 Figure 3 - 5 Sensor prompt .................................................................................................................................... 17 Figure 3 - 6 Al ...
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Macurco DVP-120 - page 4
Revision 0.07 4 LIST OF TABLES Table 2 - 1 Main Power Connections .................................................................................................................... 10 Table 2 - 2 Recommended Wire Gauge ................................................................................................................. 10 Table 2 - 3 ...
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Macurco DVP-120 - page 5
Revision 0.07 5 1 INTRODUCTION 1.1 General Information The DVP - 120 Gas Detection and Ventilation Control Panel is a microcomputer based control panel used to ope rate 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 com ...
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Macurco DVP-120 - page 6
Revision 0.07 6 CM-2B D C B - A + output power coil coil Exhaust Fans 120 VAC ALARM 120 VAC Power Main Fan Power STARTER RELAYS 120 VAC COILS MACURCO DVP-120 GAS DETECTION AND VENTILATION CONTROL PANEL exhaust fan exhaust fan CM-2B, CM-3 or SS102HC-1 CM-2B, CM-3 or SS102HC-1 CM-2B, CM-3 or SS102HC-1 Air inlet: door, damper, louvier Air inlet: door, ...
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Macurco DVP-120 - page 7
Revision 0.07 7 Figure 1 - 2 DVP - 120 Internal View ...
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Macurco DVP-120 - page 8
Revision 0.07 8 1.4 Specifications 1 – Size: 10” x 12” x 2” (254 mm x 305 mm x 51 mm) – Weight: TBD – Enclosure : Nema 1 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 A mp, 47 – 63 Hz, single phase – Relay Ratin ...
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Macurco DVP-120 - page 9
Revision 0.07 9 2 Installation & Con nection 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 . Th ...
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Macurco DVP-120 - page 10
Revision 0.07 10 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 at the bottom left of the cabinet with the lock washer and nut sup ...
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Macurco DVP-120 - page 11
Revision 0.07 11 Each 8 - terminal sensor modular connector may be d isconnected 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 a nd ensure that the wire ...
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Macurco DVP-120 - page 12
Revision 0.07 12 2.5 Relay Connection All poles of the three relays are availa ble 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. Insert this face of connector into mating connector on contro ...
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Macurco DVP-120 - page 13
Revision 0.07 13 2.6 Horn & Strobe Connection The external horn and strobe connections are availa ble at the modular connector J5 ( see Figure 2 - 3 for details ) . J5 as a 4 - position connector, similar to the sensor interface connectors. Insert this face of connector into mating connector on control circuit board. Strobe - Horn - Horn + Stro ...
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Macurco DVP-120 - page 14
Revision 0.07 14 2.7 Interfacing Macurco Sensors All Macurco CO, NO2 and combustible gas sensors with curr ent 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 - insensitiv e, si ...
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Macurco DVP-120 - page 15
Revision 0.07 15 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 name and model # ( Figure 3 - 1 ). T h e system will then proceed to normal mode, if the operating parameters have been entered. D V P - 1 2 0 V e r ...
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Macurco DVP-120 - page 16
Revision 0.07 16 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. Th ...
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Macurco DVP-120 - page 17
Revision 0.07 17 3.1.3 Normal Status Display M O N 1 0 : 2 3 R 1 O F F S 0 1 C O 5 P P M 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, ...
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Macurco DVP-120 - page 18
Revision 0.07 18 A L A R M S I L E N C E D F O R 5 M I N U T E S Figure 3 - 7 Alarm Silence d message If Relay 1 has be configure d 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 pres ...
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Macurco DVP-120 - page 19
Revision 0.07 19 When the HUSH key i s 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 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 silence ...
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Macurco DVP-120 - page 20
Revision 0.07 20 3.3 Setting the System Configuration The configuration menus can be entered from norm al 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 th ...
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Macurco DVP-120 - page 21
Revision 0.07 21 3.3.1 System Menu The top menu level allows the user to select: – Configure System – Configure Sensors – Configure Relays, Horn & Strobe – Configure Zones – Configure Signals The up and down cursor keys can be used to scroll thr ough the entries in the li st, while the left or right key will enter the particular subme ...
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Macurco DVP-120 - page 22
Revision 0.07 22 3.3.2.2 Set Day of Week T i m e : 2 2 : 5 5 D a y : 2 T u e s d a y 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: – 1 Monday – 2 Tuesday – 3 Wednesday – 4 Thursday ? ...
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Macurco DVP-120 - page 23
Revision 0.07 23 3.3.2.4 Enter Password P a s s w o r d * * * * 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 . P a s s w o r d _ _ _ 1 Figure 3 - 22 Password Pro mpt ? If the password is not entered correctly the panel will display W r o n g P a s s w o r ...
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Macurco DVP-120 - page 24
Revision 0.07 24 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 ; d oing so always goes to the first display (summary). The up and down keys will scroll through ...
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Macurco DVP-120 - page 25
Revision 0.07 25 3.3.3.4 Warni ng Set Point S e n s o r 0 1 C O W a r n i n g : _ _ 5 0 p p m Figure 3 - 27 Sensor’s Warning Level The default warning levels 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 ...
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Macurco DVP-120 - page 26
Revision 0.07 26 3.3.4 Configure Relays, Horn & Strobe Submenu There is a list of parameters for each relay in the system. The left and right cursor keys can be used to mo ve 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 particula ...
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Macurco DVP-120 - page 27
Revision 0.07 27 3.3.5 Configure Horn Submenu The configuration parameters for the horn are the same as those for relay s. A horn would not normally require a minimum on time but this parameter allows a more versatile configuration. 3.3.5.1 Horn Summary H o r n 4 N o r m . O f f D e l a y O n Figure 3 - 33 Horn Summary This display example shows th ...
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Macurco DVP-120 - page 28
Revision 0.07 28 3.3.6 Configure Strobe Submenu The configuration parameters for the strobe are the same as those for relays. A strobe would not normally require a minimum on time but this parameter allows a more versatile config uration. 3.3.6.1 Strobe Summary S t r o b e 5 N o r m . O f f D e l a y O n Figure 3 - 37 Strobe Summary This display ex ...
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Macurco DVP-120 - page 29
Revision 0.07 29 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 use s one zone to monitor all sensors and turn on ...
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Macurco DVP-120 - page 30
Revision 0.07 30 3.3.7.3 Timed Day Selection Z 1 G r o u p 1 T i m e d D a y s : 1 W e e k d a y s Figure 3 - 43 Timer Days Selection Valid entries are: – 1 Weekdays, Monday thru Friday, (default) – 2 Weekends, Saturday and Sunday 3.3.7.4 Start Time Z 1 G r o u p 1 T i m e d S t a r t T i m e : 0 7 : 0 0 Figure 3 - 44 Start Time Selection The s ...
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Macurco DVP-120 - page 31
Revision 0.07 31 3.3.7.7 Rising Trip Point Z 1 G r o u p 1 N O 2 R i s i n g : 2 . 5 p p m Fi gure 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 Tr ip Point Z 1 G r o u p 1 N O 2 F a l l i n g : 1 . 0 p p m Figure 3 - 49 Falling ...
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Macurco DVP-120 - page 32
Revision 0.07 32 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 con ditions. 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 d ...
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Macurco DVP-120 - page 33
Revision 0.07 33 3.3.8.4 Alarm Strobe Signal A l a r m S i g n a l s S t r o b e : 1 C o n t i n . Figure 3 - 55 Strobe Alarm Signal This display example shows that the strobe will signal an alarm cond ition with a continuous signal. The signal definitions are: – 1 Continuous (default) – 2 Intermittent, one second on at two second intervals – ...
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Macurco DVP-120 - page 34
Revision 0.07 34 S t r o b e : 5 O F F Figure 3 - 59 Strobe Warning Signal This display example shows that the strobe will not signal a warning condition. The signal definitions are: – 1 Continuous – 2 Intermittent, one second on at two second intervals – 3 Double Tap, two beeps at 5 second intervals – 4 Triple Tap, three short beeps at 15 ...
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Macurco DVP-120 - page 35
Revision 0.07 35 3.3.8.12 Trouble Strobe Signal T r o u b l e S i g n a l s S t r o b e : 5 O F F Figure 3 - 63 Strobe Trouble Signal This display example shows that the strobe will not signal a tr ouble condition. The signal definitions are: – 1 Continuous – 2 Intermittent, one second on at two second intervals – 3 Double Tap, two beeps at 5 ...
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Macurco DVP-120 - page 36
Revision 0.07 36 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 with the sensors. 4.1 System Status Light Flashing The system status light (section 3.1.1 ) is normally green indicating power is ...
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Macurco DVP-120 - page 37
Revision 0.07 37 4.3 No Power WARNING 120/240 VAC termin als 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 st arts up as soon as power is a ...
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