Macurco DVP-120C User Instructions
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Macurco DVP-120C User Instructions

Detection and ventilation control panel with bacnet
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Macurco™ DVP-120C
Detection and Ventilation Control Panel with BACnet
User Instructions
IMPORTANT: Keep these user instructions for reference.

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Summary of Contents for Macurco DVP-120C

  • Page 1 Macurco™ DVP-120C Detection and Ventilation Control Panel with BACnet User Instructions IMPORTANT: Keep these user instructions for reference.
  • Page 2 Macurco DVP-120C Manual REV – 1.0 [34-8708-4770-8 ] P a g e...

  • Page 3: Table Of Contents

    Table of Contents General Safety Information ............................7 List of warnings ..............................7 Use Instructions and Limitations ..........................8 DVP-120C General Description ......................... 8 DVP-485B Modbus® Adapter ........................... 8 MRS-485 Modbus Adapter ..........................8 Features ................................9 Specifications ..............................9 Installation Instructions ............................
  • Page 4 Binary Input – Over Range ........................52 5.1.5 Binary Input – Trouble ..........................52 5.1.6 Binary Input – DVP Com Error ........................ 52 Macurco Network Parameter Utility (NPU) ....................52 BACnet Connection ............................54 5.3.1 Serial RS-485 to USB Wiring ........................55 5.3.2 BACnet MS/TP to BACnet/IP........................
  • Page 5 Macurco DVP-120C Manual 6.5.1 LCD shows KEYS LOCKED ........................59 6.5.2 After silencing Alarm, Warning or Trouble ..................... 59 Power Failure ..............................59 MRS-485 Modbus Application ........................59 6.7.1 Normal Operation ........................... 59 6.7.2 Unknown Sensor Code ........................... 59 6.7.3 Error Codes .............................
  • Page 6 Macurco DVP-120C Manual Appendix D – DVP-120 Quick Start Guide ......................77 Macurco Gas Detection Product limited warranty ..................... 80 Technical Support Contact Information ........................80 General Contact Information ............................80 REV – 1.0 [34-8708-4770-8 ] P a g e...

  • Page 7: General Safety Information

    High voltage terminals (120/240 VAC) are located within the DVP-120C, presenting a hazard to service technicians. Only qualified technicians should open the DVP-120C case and service the internal circuits. Ensure power is removed from the DVP-120C prior to servicing the unit.

  • Page 8: Use Instructions And Limitations

    DVP-120C to the building ventilation and automation systems. The RS-485 serial interface is from the DVP-120C to the remote detectors. Power to these detectors is provided by an external 24VAC or VDC low voltage power supply. See section 3.2.3 Remote Sensor Connection...

  • Page 9: Features

    ETL Listed to UL 2017 (Type SM) Where required by federal, state, local regulations or the Authority Having Jurisdiction, DVP-120C is required to be used with Listed Horn/Strobe model 78-2900-0211-X* to meet the 85dB(A) Audibility requirements of Standards UL 2017.

  • Page 10: Installation Instructions

    Mounting holes are provided in the DVP-120C 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. See figure 3-1. The panel should be mounted with sufficient space around the panel for access to conduit entry holes provided on the top, bottom and right side of the panel.

  • Page 11: Installation

    High voltage terminals (120/240 VAC) are located within the DVP-120C, presenting a hazard to service technicians. Only qualified technicians should open the DVP-120C case and service the internal circuits. Ensure power is removed from the DVP-120C prior to servicing the unit.

  • Page 12: Power Connection

    All shields should be terminated at the DVP-120C end of the cable only. A ground stud is provided. The power connections to the MRS-485 and remote mounted sensors should be size AWG18 (minimum) for short runs.

  • Page 13: Remote Sensor Connection

    Macurco DVP-120C Manual 1 Supervised Circuit 2 Non-Supervised Circuit Figure 3-3 System Wiring Diagram 3.2.3 Remote Sensor Connection Figure 3-4 DVP-120C Internal View REV – 1.0 [34-8708-4770-8 ] 13 | P a g e...
  • Page 14 RS485-MODBUS is also possible. The DVP-120C has a single Modbus termination block that will accept two trunk cable connections allowing for two MODBUS communication lines. The Trunk cable must be wired in parallel from the panel to the end of line with no off shoots “T-tapping”.

  • Page 15: Relay Connection

    MRS-485. The power connections to the remotely mounted detectors should be size AWG18 (minimum) for short runs. Since Macurco detectors are rated for operation between 12 and 24 VDC or VAC, the voltage drop between the power supply and the MRS-485 should not be an issue if the recommended power wire gauge guidelines in are followed.

  • Page 16: Horn & Strobe Connection

    Class 2 control circuits, so Class 2 conductors should be used. For UL 2017, DVP-120C was tested with one Listed Horn/Strobe model 78-2900-0211-X where X represents lens cover color, R for red lens cover, G for green lens cover, B for blue lens cover, O for amber lens cover, C for clear lens cover.
  • Page 17 Power connections to Macurco sensors used with the DVP-120C are polarity-insensitive (no polarity) since a bridge rectifier is connected to the power input terminals. All sensors used with the DVP-120C panel employ screw clamp terminal blocks for power and signal connections. The polarity of the current loop connections is marked on the printed circuit board of the sensor.
  • Page 18 Macurco DVP-120C Manual Figure 3-10 Modbus Wiring 3.2.6.2 Line Termination – End of Line Resistor The MRS-485 and DVP-485B adapters are wired in the standard 2W-Modbus circuit definition with selectable built-in terminating resistors at the ends of the RS-485 bus. The MRS-485 and DVP-485B adapters provide integral termination for the end of line resistors (EOL).
  • Page 19 3.2.6.3 Baud Rates At the baud rate of 19200 (default baud rate for Macurco MRS-485 and DVP-485) and with cables less than 1,000 ft. in length, termination resistors are not recommended. At the baud rate of 19200 and with cables longer than 1,000 ft., termination resistors are recommended.
  • Page 20 Macurco DVP-120C Manual Figure 3-12 EOL Placement Less than 1000 ft At 19200 baud rate (default), 1000 ft or less and using RS-485 or Cat-5 type cable Figure 3-13 EOL Placement greater than 1000 ft At 19200 baud rate (default), more than 1000 ft and using RS-485 type cable 3.2.6.4...
  • Page 21 Macurco DVP-120C Manual 10 = 2,4 30 = 2, 3, 4, 5 50 = 2, 5, 6 70 = 2, 3, 7 92 = 3, 4, 5, 7 11 = 1,2,4 31 = 1, 2, 3, 4, 5 51 = 1, 2, 5, 6...

  • Page 22: Operations

    4.1 Power up When power is first applied to the DVP-120C, a few simple self-tests will be performed, and the system will cycle through all status lights, and display the system model and firmware version number (Figure 4-1). The system will then proceed to normal mode if the operating parameters have been entered.

  • Page 23: User Interface

    The keypad is used to select the information displayed and to enter the configuration parameters, which are stored in the DVP-120C memory. The keypad consists of ten-digit keys, 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.

  • Page 24: Menu Key

    R1 in this example, and the type and indicated the gas concentration of one of the configured sensors, S01 is a CO sensor indicating 5ppm in this example. Note: The “S” will alternate between “S” (capital) and “s” (lowercase), this indicates that the sensor is communicating with the DVP-120C REV – 1.0 [34-8708-4770-8 ]...

  • Page 25: Alarm Status Display

    Figure 4-5 Sensor Prompt In this example, the first digit entered was 1. Since the DVP-120C can handle 99 sensors, the sensor number must be entered in a two-digit format. For single digit number (1-9) the first digit entered would be 0 (zero). When the second digit is entered, the normal display will be restored;...

  • Page 26: Warning Status Display

    Macurco DVP-120C Manual When all indicators have been silenced, the display will show that alarms have been silenced for five minutes. After any key is pressed (or five seconds), the display will return to normal mode. A L A R M S I L E N C E D...

  • Page 27: Unoccupied Failure Display

    Time outside the defined occupied time are unoccupied time.) DVP-120C displays following message for unoccupied failure. If more than one detector fails for unoccupied time, then display scrolls every 5 seconds period to show all failed detectors.

  • Page 28: Occupied Failure Display

    4.13.2.5 Configure Occupied Time” for process to define occupied time.) DVP-120C displays following message for occupied failure. If more than one detector fails for occupied time, then display scrolls every 5 seconds period to show all failed detectors. S e n.

  • Page 29: Calibration Overdue Trouble Display

    Macurco DVP-120C Manual DVP-120C displays the address of the detector with calibration due warning. If there are more than one detector with calibration due warning, then display scrolls every 5 seconds to display all detectors with calibration due warning. C a l i b r a t i o n...

  • Page 30: Ventilation Control

    The ventilation control function operates independently from the alarm function. It provides the ability to configure the DVP-120C for control of one to three zones. Each zone can respond to gas levels indicated by one or more of the sensors, with configurable turn on and turn off concentrations (rising and falling) for each gas type. Each zone can also be controlled based on the time of day.

  • Page 31: System Configuration

    Macurco DVP-120C Manual Figure 4-20 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.

  • Page 32: System Menu

    Macurco DVP-120C Manual The up cursor key scrolls through the menu entries in the 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 default password is 1234.
  • Page 33 Macurco DVP-120C Manual D a y : T u e s d a y Figure 4-25 Enter Hours In this example, the first digit entered was 1 (one), and the panel is waiting for the second digit of the hour to be entered.
  • Page 34 Macurco DVP-120C Manual Sensors Undefined Alarm signals Buzzer = Intermittent, Horn = Intermittent, Strobe = Continuous Warning signals Buzzer = Off, Horn = Off, Strobe = Off Trouble signals Buzzer = Triple Tap, Horn = Off, Strobe = Off Relay 1...
  • Page 35 Macurco DVP-120C Manual Figure 4-30 You can change the baud rate for communication with detector with this menu. Default baud rate is 19200. The underlined character indicate that the numeric keys can be used to change the baud rate. Valid entries are 0, 1 and 2 corresponding to baud rate of 19200, 9600 and 4800 respectively.
  • Page 36 Display for details on these failures. “Configure Occupied Period” is used to define occupied time for DVP-120C. Up to 2 occupied period can be defined for each week day and weekend. Any time period outside defined occupied time period is unoccupied time period.
  • Page 37 Customer Sensor Implementation NOTE: Although these options are viewable on the panel, the menu is read only. The DVP-120C does not support the addition of wildcard sensors. Configure sensor REV –...
  • Page 38 This menu is read only i.e. changes cannot be made. Type: 01 Good definition Figure 4-39 Sensor Definition CO for carbon monoxide is one of the 2 Macurco sensor types already defined Type: Tag: ♦ Figure 4-40 Sensor Tag “Tag”...
  • Page 39 Macurco DVP-120C Manual Figure 4-44 Resolution “Res.” Defines the resolution used to display the reading, alarm, warning, range, falling level and rising level. It can have values between 1 and 500 when “Dec.” is 0, 50.0 when “Dec.” is 1 and 5.00 when “Dec.” is 2.

  • Page 40: Configure Sensors Submenu

    SYS header. • Power up the DVP-120C. The first display is the current password on the unit. • Remove the Jumper Shorting Connector from the SYS header and install back onto the two bottom pins of the EXT header.
  • Page 41 This display example shows that the sensor on channel 01 has been configured as a Carbon Monoxide Sensor. The valid entries for Macurco type sensors are Carbon Monoxide (CO), and Nitrogen Dioxide (NO 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.

  • Page 42: Configure Relays, Horn & Strobe Submenu

    Macurco DVP-120C Manual The default range values for the sensor are: Carbon Nitrogen Description Monoxide Dioxide Rang 200 ppm 20 ppm Table 4-7 Default Range 4.13.4 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 move from one relay, horn or strobe to another and the up and down keys will scroll through the parameters for the particular relay, horn or strobe.

  • Page 43: Configure Horn Submenu

    Macurco DVP-120C Manual Figure 4-60 Delay time 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.

  • Page 44: Configure Zones Submenu

    4.13.7 Configure Zones Submenu The DVP-120C ventilation control can support up to three zones. The zone functionality makes the DVP-120C very flexible. For example, each zone can be configured to monitor a separate set of four sensors and control a single relay.
  • Page 45 Macurco DVP-120C Manual Figure 4-68 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.
  • Page 46 Macurco DVP-120C Manual 4.13.7.3 Timed Day Selection G r o u p T i m e d D a y s : 1 W e e k d a y s Figure 4-70 Timed Day Selection Valid entries are: •...
  • Page 47 Macurco DVP-120C Manual Figure 4-75 Rising Trip Point Entry The default rising trip points are: Carbon Nitrogen Description Monoxide Dioxide Type Rising 35 ppm 2.5 ppm Level Table 4-8 Default Rising Trip Point 4.13.7.8 Falling Trip Point G r o u p...

  • Page 48: Configure Signals Submenu

    4.13.8 Configure Signals Submenu The DVP-120C 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.
  • Page 49 Macurco DVP-120C Manual • Double tap Two beeps at five-second intervals • Triple tap Three short beeps at ten-second intervals • Horn will not sound 4.13.8.4 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 .
  • Page 50 Macurco DVP-120C Manual H o r n : 5 O F F Figure 4-84 Strobe 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 •...
  • Page 51 Macurco DVP-120C Manual • Double tap Two beeps at five-second intervals • Triple tap Three short beeps at ten-second intervals (default) • Buzzer will not sound 4.13.8.11 Trouble Horn Signal T r o u b l e S i g n a l s...

  • Page 52: Bacnet

    BACnet objects available for each detector connected to DVP-120C are as follows: 5.1.1 Analog input – Sensor ID The value in the BACnet object refers to the Sensor ID/Type of Macurco Gas detector. Values of 1 to 8 are only valid values.
  • Page 53 If a newer version of firmware is available in the NPU you will be prompted to update when connected to the DVP- 120C. NOTE: Macurco NPU cannot use to upload DVP-120 firmware. Figure 5-4 shows the screen of NPU software when a device is connected. As shown in the Figure, it displays the device name with device configuration version under it.

  • Page 54: Bacnet Connection

    Open the Macurco Network Parameter Utility Software. b. If DVP-120C is connected to PC via USB, the software will display home screen like one in Figure 5-1. If Software does not detect the panel it will display “No Device Connected”. Make sure software detects the panel before proceeding.

  • Page 55: Serial Rs-485 To Usb Wiring

    Macurco DVP-120C Manual Figure 5-3 BACnet Connection 5.3.1 Serial RS-485 to USB Wiring • Connect the required Data A, Data B and Common (Ground), and shield (if available) to the 4 pin BACnet connector. Figure 5-2 RS-485 to USB NOTE: The color code for your cable may be different than the one shown here, reference the user manual for your specific cable for accurate wiring information.

  • Page 56: Bacnet Ms/Tp To Bacnet/Ip

    For more information on these please contact Macurco Support at 1-844-325-3050 or support@macurco.com 6 Troubleshooting The DVP-120/DVP-120C is tested at the factory for reliable operation. Most problems can be traced to the set-up of configurable features and modes, system wiring or trouble with the sensors. WARNING Failure to follow instructions outlined in this user manual can result in sickness or death.

  • Page 57: Input Channel Trouble

    Sensor Trouble All Macurco™ Sensors are either supplied with a STATUS LED that will indicate the health of the device or will display a trouble condition 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.

  • Page 58: Internal Controller Board Trouble

    6.3 No Power The DVP-120C starts up as soon as power is applied to the microcontroller, and the DVP-120C 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.

  • Page 59: Keypad Does Not Respond

    Macurco DVP-120C Manual 6.5 Keypad does not respond 6.5.1 LCD shows KEYS LOCKED The keypad can be unlocked by holding the zero (0) key for 3 seconds. At this 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 3 seconds until the display shows KEYS LOCKED.

  • Page 60: Dip Switch Settings Codes

    Macurco DVP-120C Manual There are a number of conditions which are signalized in this way: Current EEPROM Settings not initialized Current EEPROM Settings have a bad checksum Factory EEPROM Settings not initialized Factory EEPROM Settings have a bad checksum Unknown Sensor exponent value...

  • Page 61: Testing & Maintenance

    Buzzer Table 7-1 Keypad keys for Testing Functionality If all test is complete, turn off the DVP-120 or DVP-120C. Move the jumper back to bottom two pins of EXT connector for DVP-120 and right two pins of J10 for DVP-120C.

  • Page 62: Maintenance

    Macurco DVP-120C Manual Turn ON DVP-120 or DVP-120C and verify the normal operation as explained in section 4.2 Initial Operating Mode. 7.2 Maintenance DVP-120C do not have parts that require regular maintenance. For fuse, replacement see Section 6.3 No Power of the manual.

  • Page 63: Appendix A - Table Of Figures

    Figure 3-2 Typical Layout ..............................11 Table 3-1 Main Power Connection ..........................12 Figure 3-3 System Wiring Diagram ..........................13 Figure 3-4 DVP-120C Internal View ..........................13 Figure 3-6 MRS-485 Wiring ............................14 Table 3-2 Wire selection for a 60W power supply ......................15 Figure 3-7 Relay Connector ............................
  • Page 64 Macurco DVP-120C Manual Figure 4-25 Enter Hours..............................33 Figure 4-26 Enter Minutes .............................. 33 Figure 4-27 Set Day of the Week ............................ 33 Figure 4-28 Load Default Configuration ......................... 33 Table 4-3 Default Configuration Settings ........................34 Figure 4-29 Change Password ............................34 Figure 4-30 ..................................
  • Page 65 Macurco DVP-120C Manual Figure 4-63 Horn Turn on Delay ............................. 43 Figure 4-64 Horn Minimum on Time ..........................43 Figure 4-65 Strobe Summary ............................44 Figure 4-66 Strobe Turn on Delay ........................... 44 Figure 4-67 Strobe Minimum on Time ........................... 44 Figure 4-68 Zone Controls ..............................
  • Page 66 Macurco DVP-120C Manual Figure B-9 Enter Password ............................. 71 Figure B-10 Wrong Password Prompt ..........................71 Figure B-11 Sensor Summary ............................71 Figure B-12 Sensor Type ..............................72 Figure B-13 Sensor Alarm Level ............................72 Figure B-14 Sensor Warning Level ..........................72 Figure B-15 Sensor Range ...............................

  • Page 67: Appendix B - Quick Setup

    Note: The Delay Time default is 1 minute. If the duration of a test procedure or gas exposure is less than 1 minute, the relays, horns, and strobes may not engage even though the DVP-120C display and the sensors respond. When testing the system disable the delay (set Delay Time to zero minutes/seconds).
  • Page 68 Extra sensors may be needed near areas where people work, such as toll booths. Macurco provides only the control panels and sensors. Fans, relays, and other devices are provided by the contractor. See the appropriate building code for the size of fans and air changes per unit of time.
  • Page 69 Macurco DVP-120C Manual Figure B-1 System Wiring Diagram 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.

  • Page 70: Configure System Submenu

    Macurco DVP-120C Manual 9.1 Configure System Submenu 9.1.1 Set Time of Day The system configuration submenu provides entries to: 1. Set the time of day, 24-hour format 2. Set the day of the week, day 1 is Monday 3. Load Default Configuration 4.

  • Page 71: Enter Password

    Macurco DVP-120C Manual 9.1.5 Enter Password If the password has not yet been entered, then when the first digit of any parameter is entered the panel will prompt for the current password. Note that the first digit entered is discarded; it does not count toward the password or toward the parameter entry.

  • Page 72: Configure Relays, Horn & Strobe Submenu

    Macurco DVP-120C Manual Figure B-12 Sensor Type ↑ Alarm Level - set level if needed, 0 = disable S e n s o r A l a r m : 2 0 0 p p m Figure B-13 Sensor Alarm Level ↑...

  • Page 73: Configure Zones Submenu

    Macurco DVP-120C Manual ( m m : s s ) 0 1 : 0 0 Figure B-19 Minimum on Time → Relay 2 - repeat for all relays, horn, and strobe 9.4 Configure Zones Submenu 9.4.1 See section 4.13.7 Configure Zones Submenu...
  • Page 74 Macurco DVP-120C Manual Figure A-23 Rising Trip Point Entry The default rising trip points are: Carbon Nitrogen Description Monoxide Dioxide Type Rising Level 35 ppm 2.5 ppm Table B-2 Default Raising trip points ↑ Falling (off) Trip point G r o u p...

  • Page 75: Configure Signals Submenu

    Macurco DVP-120C Manual 9.5 Configure Signals Submenu 9.5.1 See section 4.13.8 Configure Signals Submenu for more detail Press Menu to display Hardware Summary ↑ x5 Configure Signals →Alarm Signals A l a r m S i g n a l s...

  • Page 76: Appendix C - Setup Record

    Macurco DVP-120C Manual 10 Appendix C – Setup Record Record network parameters and keep in a safe place to assist with installation and future troubleshooting will be simplified. Date of Install: _______________________________ Serial Number: _______________________________ Location of Install: ____________________________ Installed by: _________________________________ Detectors / Sensors: Under Detector type record gas type (e.g.

  • Page 77: Appendix D – Dvp-120 Quick Start Guide

    Macurco DVP-120C Manual 11 Appendix D – DVP-120 Quick Start Guide REV – 1.0 [34-8708-4770-8 ] 77 | P a g e...
  • Page 78 Macurco DVP-120C Manual REV – 1.0 [34-8708-4770-8 ] 78 | P a g e...
  • Page 79 Macurco DVP-120C Manual REV – 1.0 [34-8708-4770-8 ] 79 | P a g e...

  • Page 80: Macurco Gas Detection Product Limited Warranty

    12 Macurco Gas Detection Product limited warranty Macurco warrants the DVP-120C gas detector will be free from defective materials and workmanship for a period of two (2) years from the date of manufacture (indicated on inside cover of the DVP-120), provided it is maintained and used in accordance with Macurco instructions and/or recommendations.

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