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Summary of Contents for CTI MVE
- Page 1 VEHICLE EMISSIONS MODBUS CONTROLLER Installation and Operation Manual...
- Page 2 Warning Use this product only in the manner described in this manual. If the equipment is used in a manner not specified by CTI, the protection provided by the equipment may be impaired. This equipment should be installed by qualified personnel.
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Page 3: Table Of Contents
Network Layout Example ... 8 MVE terminals & board layout ..10 3. Operation ......12 3.1 Power-up . -
Page 4: General Description
The color LCD touchscreen provides an at-a-glance status of gas concentrations and alarms. The MVE control panel is assembled into a wall mounted enclosure designed for indoor locations only. The DuoSense-M CO/NO2 gas detectors can be installed up to 4,000' from the controller. -
Page 5: Installation
2. Installation 2.1 Installation Guidelines: Locating the MVE Control Panel • The important consideration when installing the MVE control panel is that it must be easily accessible for operating personnel. • Mount controller indoors on a solid surface with minimal vibration. -
Page 6: Wiring
• For optimum performance, CTI recommends that the bonding must be provided. MVE controller is always at the end of the line. When the • During installation, cover conduit holes and close the MVE controller is at the end of the line, the EOL switches enclosure cover to prevent debris from falling into the should always be set to the ON position. -
Page 7: Device Power Wiring
Relay Output Wiring: 24Vdc power is provided by the onboard 24Vdc power There are nine relay outputs local to the MVE. One is supply in the MVE controller. Additional power supplies designated as the Fault Relay, while the other eight are can be added on the Modbus channels distributed general purpose, user configurable relays. -
Page 8: Network Layout Example
Network Layout Example... -
Page 10: Mve Terminals & Board Layout
MVE Terminals, Ports, Components, and Board Layout Display Board HORN ETHERNET REMOTE REMOTE DISP COM DISP PWR DISP COM... - Page 11 Fuse Main Board Cooling...
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Page 12: Operation
The key to accurate and timely programming is defining Initial Startup the configuration parameters ahead of time. The CTI logo will be displayed while the system initializes Included with the control panel are blank worksheets to the hardware and software components. The Initial fill out prior to programming. -
Page 13: Navigating The Screens
Connected Devices (DuoSense-M and MVFD) Alpha-numeric Keyboard Once powered, make sure all connected devices are Whenever a field is selected that needs an alpha-numeric programmed with unique Modbus ID's (1-255). See device value, a full QWERTY alpha-numeric keyboard will pop-up. manuals for details. -
Page 14: Quick Start Guide
Modbus ID's. and allow a 4-digit password. This password is provided 4. Discover: Discover all connected devices with the MVE controller, inside of the shipping box with the manual. Enter the 4-digit password and press the 5. Utilities: Configure all settings. -
Page 15: Discover Mode
Discover Mode Discover Mode attempts to communicate with all Modbus addresses 1 thru 255 on each of the four channels to establish communications with all connected devices. Prior to using Discover Mode, make sure all devices are installed, powered, and are programmed with unique Modbus ID's. -
Page 16: Sensor Configuration
Sensor Configuration The Sensor Configuration page allows the user to configure and activate the detector settings. Default settings will be pre-populated for the Vent and Alarm setpoints for both the CO and NO2 detectors. Note: All sensors are made Active by default during Discovery. -
Page 17: Relay Configuration
Group: Select which sensor group (1 through 4) the relay communication error. is associated with. Selecting "None" will make this relay All of the other eight MVE onboard relays are listed in inactive. (see Sensor Configuration on previous page) the Relay Configuration table, along with any connected Normally Energized: Selecting normally energized keeps MVFD fan controller relays. -
Page 18: Analog Output Configuration
Analog Output Configuration The Analog Output Configuration page allows the user to configure the 4-20 mA analog output settings onboard any connected MVFD fan controller. Using your provided worksheet and notes: 1. Make MVFD analog output active (if desired). 2. Assign name and/or location. For example, Exhaust Fan 3. -
Page 19: Date & Time Configuration
Date & Time Configuration Set current date and time. Having the correct date and time is important for accuracy of the Event Log. Note: Time does not adjust automatically for daylight savings time. -
Page 20: Export/Import Data
1. Use a USB flash drive >1Gb. System Configuration: Creates a backup .MVE file of the 2. Insert the flash drive into the USB port on the main user programmed data tables in the event of a system display unit on the inside of the enclosure door. -
Page 21: Update Software
2. Export the System Configuration data (see page 20) and display board, perform a factory reset (see page Update logic board 2. Cycle power of the MVE controller 1. Insert the flash drive into the USB port on the main board (top left corner). -
Page 22: Calibration Timer
Calibration Timer The calibration Timer allows for field calibration and maintenance on the sensors and other devices. Disabling the Alarms will keep the selected device, or group of devices, from tripping any of the relays associated with that device's Alarms. Vents and Alarms are logged during Cal Mode. -
Page 23: Factory Reset
This cannot be undone once the red Reset button is selected. Make sure you have a good backup copy of the MVE config file that is intended to be imported into the MVE, or be prepared to start over with programming of the... -
Page 24: Home Screen
3.3 Home Screen Sensor Status Table All alarm conditions or device faults take priority and System Status move to the top of the list. The System Status on the Home screen provides an at-a- All other devices in "Normal" status are in Modbus ID glance indication of the overall status of the gas detection numerical order from top to bottom system. -
Page 25: Responding To An Alarm
Responding to an alarm When an alarm occurs on the MVE controller, the Alarm View screen will pop-up showing the current alarm status. Responsible personnel then have the options to Silence and/or Reset the alarm (if configured accordingly), and take appropriate action. -
Page 26: Status Screens (Viewable Only)
3.4 Status Menu The following screens are view-only status screens. Unit Info The Unit Info screen is the main screen for all Info/Status screens. It also displays the current software version at the top left of the screen. -
Page 27: Unit Status
The Unit Status screen lists all connected devices and provides network communication diagnostics data for each. This table is a useful tool for diagnosing anomalies and other intermittent issues for devices and power/comm wiring. Contact service at CTI for help troubleshooting. -
Page 28: Sensor Info
Sensor Info The viewable-only sensor info screen is a copy of the Sensor Configuration screen, providing all of the active sensors and their configuration... -
Page 29: Relay Info
Relay Info The viewable-only relay info screen is a copy of the Relay Configuration screen, providing all of the active relays and their configuration. -
Page 30: Relay States
Relay States The viewable-only Relay States screen shows which relays on the network are active, and also if they are currently tripped (in the alarm state) due to an event. -
Page 31: Analog Output Info
Analog Output Info The viewable-only Analog Out Information screen is a copy of the configurable screen in the Utilities section. It shows which analog outputs are active in the system. -
Page 32: Event Log
The event can be any of the following: • Alarm, vent or fault activated or cleared • A relay tripped or cleared • MVE powered on • Cal timer started or ended • Alarms enabled or disabled Set Point (PPM) If applicable, shows the gas concentration alarm trigger level. -
Page 33: Software Info
Software Info This screen lists the software versions of several main components of the MVE controller. -
Page 34: Service Required Screen
Service Required Screen This screen will pop up every 6 months as a reminder to calibrate the gas detectors. Press the Acknowledge button to clear the screen. Then schedule calibration service as soon as possible. The Service Required timer will be reset when the system is put into Calibration Mode. -
Page 35: Startup Test
1. Expose each gas detector to target gas. 2. A second person may be needed to confirm alarms, exhaust fans, louvers, audio/visuals devices, etc are working as intended. 3. A person may be needed to stay at the MVE controller to silence and reset the alarms. -
Page 36: Maintenance
4. Maintenance Maintenance All gas detection systems should be calibrated with certified calibration gas every six months. At this interval, all alarm functions and outputs should be tested, verified and documented. If sensor span or zero cannot be adjusted, the sensor may be approaching its end of life and must be replaced. -
Page 37: Specifications
5. Specifications Input Power Requirements: 100-120Vac, 5.5A 50/60Hz 200-240Vac, 3.5A 50/60Hz (selected by switch on side of power supply - see AC Power Wiring section) Fuses: AC power: (250V, 10A slow blow fuse 5x20mm) RS-485 Modbus channels: (x4) (32V, 7.5A) Courtesy relay outputs: (x2) (32V, 7.5A) Output 24 Vdc Power available for sensors and audio/visual devices: 24Vdc, 4A @ 86°F (30°C) -
Page 38: Warranty
No goods shall be returned to CTI until receipt by the buyer of shipping instructions from CTI; and the right of CTI to require that the buyer provide proof of purchase such as the original invoice, bill of sale or packing slip to establish that the product is within the warranty period. - Page 40 CT6-DOC1-0 SW version: 2.0.0 20220506 ctigas.com | 866-394-5861...
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