1. Manuals
  2. Brands
  3. AMC Manuals
  4. Transmitter
  5. AMC-UT M-400 Series
  6. User manual

AMC -UT M-400 Series User Manual

Modbus rtu sensor/transmitter
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
AMC-UTx-M-xx-400 Series Digital Transmitter
IMPORTANT:
Please read these installation and operating instructions completely
and carefully before starting.
Filename: 3550409A.docx
215 Colonnade Road South, Ottawa, Ontario, Canada K2E 7K3
Tel: (613) 225-9531 • Fax: (613) 225-6965 • Canada & U.S. Toll Free: 1-800-465-5777
E-mail: gas@armstrongmonitoring.com • Internet: www.armstrongmonitoring.com
UTx-M-400
Modbus RTU
Sensor/Transmitter
USER MANUAL
The Armstrong Monitoring Corporation
1
Copyright ©, 2022 AMC

Advertisement

Table of Contents
loading

Related Manuals for AMC AMC-UT M-400 Series

Summary of Contents for AMC AMC-UT M-400 Series

  • Page 1 AMC-UTx-M-xx-400 Series Digital Transmitter UTx-M-400 Modbus RTU Sensor/Transmitter USER MANUAL IMPORTANT: Please read these installation and operating instructions completely and carefully before starting. Filename: 3550409A.docx Copyright ©, 2022 AMC The Armstrong Monitoring Corporation 215 Colonnade Road South, Ottawa, Ontario, Canada K2E 7K3 Tel: (613) 225-9531 •...

  • Page 2: Table Of Contents

    PRODUCT RETURN ..................6 CONTACT INFORMATION ................6 MODIFICATIONS AND SUBSTITUTIONS............7 GLOSSARY ....................... 7 PRODUCT INFORMATION ..................8 2.1.1 AMC-UTx-M-xx-0400 TRANSMITTER SPECIFICATIONS ........9 2.1.2 SENSOR MODULE(S) SPECIFICATIONS ............10 2.1.2.1 Carbon Monoxide ..................10 2.1.2.2 Carbon Monoxide/ Nitrogen Dioxide .............11 2.1.2.3...
  • Page 3 AMC-UTx-M-xx-400 Series Digital Transmitter 5.3.3 TRANSMITTER ALARM SETTINGS ..............43 5.3.4 RELAY SETTINGS ....................48 CALIBRATION ....................50 5.4.1 REQUIRED EQUIPMENT; EXCHANGE PROGRAM ...........50 5.4.2 REQUIRED EQUIPMENT; ON-SITE CALIBRATION ...........50 5.4.3 CALIBRATION PROCEDURE ................51 MAINTENANCE ..................... 56 GENERAL ......................56 SCHEDULED CALIBRATION ................56 SENSOR MODULE ..................
  • Page 4 Figure 4-4: Weathershield Mounting - Step 3 ................21 Figure 4-5: Vandal Guard ......................22 Figure 4-6 Enclosure Pole Mounting ..................23 Figure 4-7 Example of connections to a 120VAC AMC-1DB1-3XXXX Digital Monitor ....25 Figure 4-8: Disconnecting BusPower Module ................27 Figure 4-9: Removing BusPower Module ..................28 Figure 4-10: EOL Switch ......................28...
  • Page 5 AMC-UTx-M-xx-400 Series Digital Transmitter LIST OF TABLES Table 4-1 Units vs Gauge/Distance ...................26 Table 5-1 Status LEDs ......................30 Table 5-2: Service Menu Options ....................35 Table 5-3: Modbus Menu Options .....................36 Table 5-4: Parity Menu Options ....................38 Table 5-5: Sensor Module Sensor Configuration Menu .............40 Table 5-6: Sensor Alarm Configuration ..................41...

  • Page 6: General Information

    AMC shall have no liability arising from auxiliary interfaced equipment, for consequential damage, or the installation and operation of this equipment. AMC shall have no liability for labor or freight costs, or any other costs or charges in excess of the amount of the invoice for the products.

  • Page 7: Modifications And Substitutions

    AMC-UTx-M-xx-400 Series Digital Transmitter 1.5 MODIFICATIONS AND SUBSTITUTIONS Due to an ongoing development program, AMC reserves the right to substitute components and change specifications at any time without incurring any obligations. 1.6 GLOSSARY Alarm Alarm is an audible, visual, or physical...

  • Page 8: Product Information

    AMC-UTx-M-xx-400 Series Digital Transmitter 2 PRODUCT INFORMATION The AMC-UTx-M-xx-0400 Series Digital Transmitter consists of the Transmitter assembly plus up to two Sensor Modules that can each support single or dual sensor configurations. The Transmitter communicates with a monitor (i.e. AMC-1DBx) over RS-485 using MODBUS/RTU.

  • Page 9: Amc-Utx-M-Xx-0400 Transmitter Specifications

    AMC-UTx-M-xx-400 Series Digital Transmitter 2.1.1 AMC-UTx-M-xx-0400 TRANSMITTER SPECIFICATIONS AMC-UTx-M-91A01-98A01-R-0400 (UTx Modbus 400, 2 Sensor Modules, CO 0-100ppm, NO2 0-10ppm, Relay) AMC-UTx-M-91B01-98A01-R-0400 (UTx Modbus 400, 2 Sensor Modules, CO 0-300ppm, NO2 0-10ppm, Relay) AMC-UTx-M-VCA01-N-R-0400 AMC-UTx-M-xx-0400 (UTx Modbus 400, 1 Dual Sensor Module, CO 0-100ppm, NO2 0-10ppm, Relay) Transmitter Order Number...

  • Page 10: Sensor Module(S) Specifications

    AMC-UTx-M-xx-400 Series Digital Transmitter 2.1.2 SENSOR MODULE(S) SPECIFICATIONS 2.1.2.1 Carbon Monoxide Gas Type………………………………….….….. CARBON MONOXIDE (CO) AMC-SM-91A01 (0-100ppm) Sensor Module Order Number….…… AMC-SM-91B01 (0-300ppm) Operating Temperature ……………………… -20° to 40° C Sensor Height Above Finished Floor (as part 4-6 Feet (1.22-1.52m) of Digital Transmitter) Sensor Life…….…………………………………...

  • Page 11: Carbon Monoxide/ Nitrogen Dioxide

    AMC-UTx-M-xx-400 Series Digital Transmitter 2.1.2.2 Carbon Monoxide/ Nitrogen Dioxide CARBON MONOXIDE (CO) / NITROGEN Gas Type………………………………….….….. DIOXIDE (NO2) Smart Sensor 2 Module Order Number….…… AMC-SM-VCA01 Operating Temperature ……………………… -20° to 40° C Sensor Height Above Finished Floor (as part 4-6 Feet (1.22-1.52m)

  • Page 12: Nitrogen Dioxide

    AMC-UTx-M-xx-400 Series Digital Transmitter 2.1.2.3 Nitrogen Dioxide Gas Type………………………………….….….. NITROGEN DIOXIDE (NO Smart Sensor 2 Module Order Number……… AMC-SM-98A01 Operating Temperature ………………………. -20° to 40° C Sensor Height Above Finished Floor(as part of 4-6 Feet (1.22-1.52m) Digital Transmitter) Sensor Life…….…………………………………...

  • Page 13: Accessories

    AMC-FM1 2.1.3.1 UTx Calibration Kit The UTx Calibration Kit, as shown below, consists of the AMC-FM1 Calibration Adaptor that secures the calibration gas hose to the front of the UTx Sensor Module along with hose to connect to the calibration gas cylinder regulator.

  • Page 14: Product Description

    AMC-UTx-M-xx-400 Series Digital Transmitter 3 PRODUCT DESCRIPTION The AMC-UTx Digital Transmitter is designed to provide continuous, reliable monitoring of ambient air for the target gas SENSOR MODULE(S) SPECIFICATION (Section 2.1.2). It provides a digital representation of the gas concentration detected. This information is both displayed locally (via OLED) and sent to the respective Monitor upstream.

  • Page 15: Front Lid Overview

    AMC-UTx-M-xx-400 Series Digital Transmitter 3.2 FRONT LID OVERVIEW Enclosure Lid Sensor Status Network Status LED Display Menu Sensor Buttons Module LED Sensor Module Figure 3-1: Front Lid...
  • Page 16 AMC-UTx-M-xx-400 Series Digital Transmitter 1. Enclosure: Enclosure and Lid Assembly, PC-ABS blend, 5.45” length by 6.14” width Wall mount with two mount points. Option for Pole Mount. 2. Digital Display: Displays gas concentration & Status information 3. Network Status LED:...

  • Page 17: Rear Lid Overview

    AMC-UTx-M-xx-400 Series Digital Transmitter 3.3 REAR LID OVERVIEW BusPower Connectors EOL LED Sensor Module Connections Figure 3-2: Front Lid Rear View 8. BusPower Connectors: The two 12 pin connectors on the BusPower Module provide all interfaces to the UTx-M-xx-400. 9. Sensor Module Connections:...

  • Page 18: Installation

    AMC-UTx-M-xx-400 Series Digital Transmitter 4 INSTALLATION The installation of the AMC-UTx-M-xx-400 Digital Transmitter is very important as the operational quality is a direct result of the quality of the installation. The following sections provide guidelines for installation; location and mounting, wiring, and cable selection.

  • Page 19: Figure 4-1: Enclosure Mounting

    AMC-UTx-M-xx-400 Series Digital Transmitter Refer to Section 4.2 If the transmitter is to be mounted on a pole, in a location where water spraying or splashing could be an issue, on in locations where a vandal guard is required. Notes: Mount enclosure as shown in Figure 4-1.

  • Page 20: Accessory Mounting

    AMC-UTx-M-xx-400 Series Digital Transmitter 4.2 ACCESSORY MOUNTING 4.2.1 Weathershield Note that the Weathershield assembly is compatible with both wall and pole mounting configurations. To install the Weathershield follow these steps. Place the bracket assembly behind the Transmitter. Figure 4-2: Weathershield Mounting - Step 1 Mount the Bracket Assembly, and Transmitter to the wall or pole.

  • Page 21: Figure 4-4: Weathershield Mounting - Step 3

    AMC-UTx-M-xx-400 Series Digital Transmitter Place the Weathershield over the bracket. The side screws fit into the slots. Tighten the screws to hold the Weathershield in place. Figure 4-4: Weathershield Mounting - Step 3...

  • Page 22: Vandal Guard

    AMC-UTx-M-xx-400 Series Digital Transmitter 4.2.2 Vandal Guard Note that the Vandal Guard assembly is only compatible with wall mounting configurations. install the Vandal Guard follow these steps. Mount the Transmitter to the wall. (Mounting Screws not included). Connect all wiring to the Transmitter.

  • Page 23: Pole Mounting Brackets

    AMC-UTx-M-xx-400 Series Digital Transmitter 4.2.3 Pole Mounting Brackets Figure 4-6 Enclosure Pole Mounting...

  • Page 24: Wiring

    AMC-UTx-M-xx-400 Series Digital Transmitter 4.3 WIRING • The AMC-UTx Digital Transmitter employs a four wire plus shield system which has two main wiring systems: the monitor communication (two wires) and power supply wiring (two wires). • A two conductor, 20-24 AWG shielded cable is used to connect the RS-485 signals from the AMC-UTx Digital Transmitter to the monitor.
  • Page 25 AMC-UTx-M-xx-400 Series Digital Transmitter Figure 4-7 Example of connections to a 120VAC AMC-1DB1-3XXXX Digital Monitor Warning: Care must be taken when connecting services to Power and Communication Connector. Mixing power and communication connections can cause permanent damage. Consistent polarity of RS-485 wire is required throughout network for proper...

  • Page 26: Power

    31 additional RS-485 unit loads can be driven on each MODBUS Network Segment. Note that each device and the repeaters use a UL on each input. The AMC-1DMB-PS-R Repeater is required to expand beyond this 32 UL limit configuration limit per MODBUS and requires a unit load itself.

  • Page 27: End Of Line (Eol) Setting

    AMC-UTx-M-xx-400 Series Digital Transmitter Note: Note: When using AMC-UTx-M-91A01-98A01-R-0400, AMC-UTx-M-91B01-98A01-R-0400 and AMC-UTx-M-VCA01-N-R-0400 with two MODBUS addresses, these units only uses one UL. Typically the drop out voltage will become an issue on long lengths before the maximum of 31 RS-485 devices are connected.

  • Page 28: Figure 4-9: Removing Buspower Module

    AMC-UTx-M-xx-400 Series Digital Transmitter Disconnect BusPower Module from the Lid Assembly as shown below Figure 4-9: Removing BusPower Module Change EOL setting switch Figure 4-10: EOL Switch...

  • Page 29: Modbus Settings

    This can be performed with power on. Figure 4-11: Replacing BusPower Module 4.3.2.2 Modbus Settings The AMC-UTx-M-xx-400 menu system allows modification of the Modbus Address or to invert the RS485 A/B Settings for the transmitter. Refer to Section 5.3.1 for details.

  • Page 30: Operation And Calibration

    Please consult the operation and initial configuration chapters below before attempting to operate the Digital Transmitter. 5.1 STATUS LEDS Refer to Section 3.2 for LED location and descriptions. During operation of the AMC-UTx-M-xx-400 the LEDs will display the following configurations Table 5-1 Status LEDs LED States Network...
  • Page 31 AMC-UTx-M-xx-400 Series Digital Transmitter LED States Network Alarm Status Sensor Module Display Screen Message • Corrupted Sensor Module Signal • Sensor Module Missing • Incorrect Sensor Module found • Sensor Module not Communicating Fault 2 Solid While Solid White Ready Interval indicated •...

  • Page 32: Menu Overview

    AMC-UTx-M-xx-400 Series Digital Transmitter 5.2 MENU OVERVIEW 5.2.1 UTx-M Menu System – Introduction Note a Menu Flow Chart is available in Section 10. Upon startup, a brief splash screen is shown on the display which includes the Armstrong Monitoring Corp’s logo and the current version of the UTx firmware. After a couple of seconds, the display will update to display the main info screen as shown below.

  • Page 33: Utx-M Menu System - Detailed Sensor Screen

    AMC-UTx-M-xx-400 Series Digital Transmitter 5.2.2 UTx-M Menu System – Detailed Sensor Screen To access more detailed information for each sensor, press and hold the UP button until the following screen appears The detailed sensor screen provides several values for each sensor. Use the UP and DOWN buttons to page through all the attached sensors.

  • Page 34: Utx-M Menu System - Password Entry

    AMC-UTx-M-xx-400 Series Digital Transmitter 5.2.4 UTx-M Menu System – Password Entry To access the service menu system, the user needs to press and hold the ENTER button until the following password entry screen is displayed. Enter the password using a combination of the UP,...

  • Page 35: Utx-M Menu System -Service Menu

    AMC-UTx-M-xx-400 Series Digital Transmitter Table 5-2: Service Menu Options Menu Item Description <Sensor #> : <Gas Label> Each sensor is included in the service menu indicated by its number and gas label (Ex: S2 : NO2) Access the settings for the transmitter module through the ‘UTx’...

  • Page 36: Transmitter Configuration

    AMC-UTx-M-xx-400 Series Digital Transmitter 5.3 TRANSMITTER CONFIGURATION Selecting the UTx option at the Service Menu allows modification of the following features • Modbus Settings • Sensor Configuration and Alarm Settings • Transmitter Alarm Settings • Relay Settings 5.3.1 MODBUS SETTINGS From the UTx service menu, selecting ‘MODBUS’...
  • Page 37 AMC-UTx-M-xx-400 Series Digital Transmitter If ‘Address A’ is activated from the MODBUS sub-menu, then the display will be updated to show the following editing screen. When the ENTER button is pressed while the last digit is highlighted, the screen will update to display the following confirmation dialog.

  • Page 38: Table 5-4: Parity Menu Options

    AMC-UTx-M-xx-400 Series Digital Transmitter In either case, the menu returns to the MODBUS sub-menu with the ‘Address B’ menu item selected. If ‘AB Invert’ is activated from the MODBUS sub-menu, then the display will be updated to show the following editing screen.

  • Page 39: Sensor Module Configuration And Alarm Settings

    AMC-UTx-M-xx-400 Series Digital Transmitter 5.3.2 SENSOR MODULE CONFIGURATION AND ALARM SETTINGS 5.3.2.1 SENSOR MODULE WINDOW FILTER Navigate to the UTx Service Menu and select the sensor to be configured. If the ENTER button is pressed then the following menu is shown. This menu is common to all sensors therefore selecting any sensor will produce the same menu.

  • Page 40: Sensor Module Sensor Configuration

    AMC-UTx-M-xx-400 Series Digital Transmitter 5.3.2.2 SENSOR MODULE SENSOR CONFIGURATION From the UTx service menu, selecting ‘Sensors’ will update the display to show the following sub- menu. DOWN buttons can be used to navigate the list of menus for the sensors sub- menu.

  • Page 41: Table 5-6: Sensor Alarm Configuration

    AMC-UTx-M-xx-400 Series Digital Transmitter Table 5-6: Sensor Alarm Configuration Menu Item Description Alarm SP 1-3 Select this menu item to edit the alarm setpoints for the selected alarm (1-3) Alarm Hyst Select this menu item to edit the alarm hysteresis. This hysteresis value is applied to all alarm setpoints.

  • Page 42: Table 5-7: Calibration Frequency Configuration

    AMC-UTx-M-xx-400 Series Digital Transmitter When the ENTER button is pressed, the screen will update to display the confirmation dialog (described previously). If Yes is selected, the edit value is persisted as the new value for the Zero Buffer for the selected sensor. Otherwise, the edit value is rejected. In either case, the menu returns to the Sensor sub-menu menu with the ‘Zero Buff’...

  • Page 43: Transmitter Alarm Settings

    AMC-UTx-M-xx-400 Series Digital Transmitter 5.3.3 TRANSMITTER ALARM SETTINGS From the UTx service menu, selecting ‘Alarms’ will update the display to show the following sub- menu. DOWN buttons can be used to navigate the list of menus for the Alarms sub-menu.

  • Page 44: Table 5-9: Transmitter Alarm Sub-Menu Settings

    AMC-UTx-M-xx-400 Series Digital Transmitter Table 5-9: Transmitter Alarm Sub-Menu Settings Menu Item Description Select this menu item to edit the alarm’s Enable enable state Select this menu item to edit the alarm’s Source source (i.e. from the available sensors) Select this menu item to edit the alarm’s input...

  • Page 45: Table 5-10: Alarm Input Options

    AMC-UTx-M-xx-400 Series Digital Transmitter If ‘Input’ is activated from the alarm sub-menu, then the display will be updated to show the following editing screen. The available options for ‘Input’ are listed in the following table. Table 5-10: Alarm Input Options...

  • Page 46: Table 5-12: Alarm Type Options

    AMC-UTx-M-xx-400 Series Digital Transmitter When the ENTER button is pressed, the screen will update to display the confirmation dialog (described previously). If ‘Type’ is activated from the alarm sub-menu, then the display will be updated to show the following editing screen.
  • Page 47 AMC-UTx-M-xx-400 Series Digital Transmitter If ‘On Delay’ is activated from the Alarm sub-menu, then the display will be updated to show the following editing screen. When the ENTER button is pressed while the last digit is highlighted, the screen will update to display the confirmation dialog (described previously).

  • Page 48: Relay Settings

    AMC-UTx-M-xx-400 Series Digital Transmitter 5.3.4 RELAY SETTINGS From the UTx service menu, selecting ‘Relays’ will update the display to show the following sub- menu. DOWN buttons can be used to navigate the list of menus for the Alarms sub-menu. The following table outlines all the menu items from the Alarms sub-menu:...

  • Page 49: Table 5-15: Relay Polarity Menu

    AMC-UTx-M-xx-400 Series Digital Transmitter If ‘Polarity’ is activated from the relay sub-menu, then the display will be updated to show the following editing screen. The available options for ‘Polarity’ are listed in the following table. Table 5-15: Relay Polarity Menu...

  • Page 50: Calibration

    The following is a recommended list of equipment required: • Phillips and Robertson screw driver set 5.4.2 REQUIRED EQUIPMENT; ON-SITE CALIBRATION For qualified personnel, the following is a recommended for calibration gas of AMC-UTx-M- 91A01-N-R-0400: • 100ppm CO The following is a recommended for calibration gas of AMC-UTx-M-98B01-N-R-0400: •...

  • Page 51: Calibration Procedure

    AMC-UTx-M-xx-400 Series Digital Transmitter The following is a recommended for calibration gas of AMC-UTx-M-91A01-98A01-R-0400 and AMC-UTx-M-VCA01-N-R-0400: • 100 ppm CO • 6 ppm NO2 Note that calibration gas concentrations above 120 ppm CO for 100 ppm CO Sensors and 360 ppm CO for 300 ppm CO Sensors are not supported by the UTx Menu.
  • Page 52 AMC-UTx-M-xx-400 Series Digital Transmitter With ‘ADAPTiCal’ highlighted (as above), press ENTER to initiate a calibration sequence for the selected sensor. Once initiated, the user will be presented with the following screens in which the background and span level concentrations used for the calibration can be entered:...

  • Page 53: Table 5-17: Calibration States

    AMC-UTx-M-xx-400 Series Digital Transmitter Table 5-17: Calibration States Menu Item Description Buffering An internal buffer needs to be completely filled with gas reading before the gas level can be evaluated Find Zero The gas concentration for zero gas is determined Apply Gas Procedure is ready for the user to apply gas.
  • Page 54 AMC-UTx-M-xx-400 Series Digital Transmitter Calibration Routine 1. To begin calibration, go to the menu, and select the sensor to be calibrate, then select “ADAPTiCal”. Refer to Section 5.4.3 for details of the Calibration Menu. 2. The operator will be asked to provide a background gas concentration. Use the arrow keys to adjust the rightmost digit while pressing enter to commit each digit.
  • Page 55 AMC-UTx-M-xx-400 Series Digital Transmitter 5. The sensor will wait until it detects gas and will enter the “Find Span” stage of calibration. This typically takes between 30 and 180 seconds. 6. Once this stage succeeds, the sensor will check that the result is within limit and notify the operator whether the calibration routine has failed or succeeded.

  • Page 56: Maintenance

    6.1 GENERAL The AMC-UTx-M-xx-400 should be brushed or wiped as required, depending on the rate of accumulation of any dust or dirt. To avoid sensor damage, the unit MUST NOT be submerged in any liquids. Hosing or splashing of the unit with any liquids must also be avoided.

  • Page 57: Figure 6-1: Disconnect Sensor Module

    Figure 6-1: Disconnect Sensor Module Rotate the Sensor Module so the tab aligns as shown and remove from the UTx Lid Assembly. Figure 6-2: Removing Sensor Module from Lid...

  • Page 58: Install Sensor Module

    6.3.1.2 INSTALL SENSOR MODULE To install the replacement Sensor Module assemble the Sensor Module to the UTx Lid Assembly. Rotate the Sensor Module so the tab aligns as shown. ush and turn clockwise until the Sensor module is secured. Figure 6-3: Installing Sensor Module Attach the Cable to the top connector on the Sensor Module.

  • Page 59: Verification Of Operation

    6.4 VERIFICATION OF OPERATION Verification of operation should be performed at least once every 6 months. For highly demanding applications more frequent verification is recommended. 6.4.1 SIMULATION OF GAS LEVELS The UTx-M Sensor Service Menu allows the current gas reading to be overridden by a simulated gas level.
  • Page 60 When the ENTER button is pressed with the last digit highlighted, the confirmation screen (described previously) is displayed. If Yes is selected, the edit value is persisted as the new value for the Sim Gas concentration value. Otherwise, the edit value is rejected. In either case, the menu returns to the Override sub-menu menu with the ‘Sim Gas’...

  • Page 61: Modbus Registers

    A developer of a monitor can use the below MODBUS register map to query gas type and gas concentration from an AMC-UTx-M-xx-400 series digital transmitter. A minimalistic monitor need only poll a couple of MODBUS registers to achieve the gas concentration.

  • Page 62: Table 7-1 Modbus Registers

    Table 7-1 Modbus Registers Data Register Register Monitor Index Access Serial Number; a 16bit number between 1-65535 exclusive to a specific *1 Read UTx-M model. *1 Read Hardware Rev / Software Rev; a 16bit number made up of four bit fields: 5 bit hardware version [15:11] (1-32 versions) 3 bit hardware revision [10:8] (A-H revisions)
  • Page 63 Data Register Register Monitor Index Access CO = 0 NO2 = 1 MODBUS Address [7:0]: 1-247 *1 Read Slope; a reserved 32bit float number representing the slope of the *3 Float Smart Sensor 2 gas updated from Smart Sensor 2 at registration. Slope is reserved for a monitor based calibration procedure.

  • Page 64: Troubleshooting

    8 TROUBLESHOOTING Table 8-1 UTx-M Troubleshooting Table Symptom Possible Cause How to Verify Corrective Action UTx-M gas Incorrect Monitor shows UTx-M gas Enter password, enter TX reading does Modbus sensor missing. menu and correct MODBUS not show up Address address for sensor. on 1DBX specified in Monitor...
  • Page 65 Symptom Possible Cause How to Verify Corrective Action Change UTx-M parity to match Monitor’s EVEN Parity. Incorrect RS485 UTx-M shows Red on Change wiring or use menu A/B connections Network LED to flip A/B configuration. Not connected UTx-M shows fast pace Check wiring or connect to MODBUS Green on Network LED...
  • Page 66 Symptom Possible Cause How to Verify Corrective Action LED(s) are not Check if Sensor Module has Solid green. dual sensors or correct type. Calibrate Sensor Module if needed. Replace Sensor Module with correct type. Refer to 5.1 Local Relay Configuration No continuity between COM Check TX->...

  • Page 67: Sensor Module Default Settings

    9 SENSOR MODULE DEFAULT SETTINGS Table 9-1: Sensor Module Default Alarm Settings List of UTx default Alarm settings for Sensor Module (SM) Short Gas Long Gas SM Name Name Name Point#1 Point#2 Point#3 Increasing Increasing Increasing Carbon Monoxide Nitrogen Dioxide Carbon Monoxide Nitrogen...

  • Page 68: Menu Flow Diagrams

    10 MENU FLOW DIAGRAMS The following diagrams show the UTx Menu Flow. Screensaver Mode (Blank) Press Enter Button to access Main Info Use Up and Down buttons to select sensor, press and hold S1: “gas type” Up button to access Sensor Current :x.xx Details Screen...

  • Page 69: Figure 10-2: Sensor Service Menu Flow Diagram

    From Main Service Menu ADAPTICal Window Override Reset Exit Select Enter the Background Gas level one digit at a ADAPTICal time (including the sign) using the Up/Down Background Buttons. Press Enter to advance to next +0.00 digit. Press Enter button while last digit is Use Up/Down highlighted will save value.

  • Page 70: Figure 10-3: Utx Service Menu Flow Diagram

    Select Address S1/S2 to assigned From Main MODBUS addresses for Sensor Module 1 Service Menu and 2; Select AB Invert to enable/disable inversion of RS485 A/B Settings MODBUS Sensors Alarms Reset Exit Sensor(s) ** See MODBUS Select MODBUS AB Invert Configuration Sub- Exit Menu Flow Diagram...

  • Page 71: Figure 10-4: Modbus Menu Flow Diagram

    From UTx Service Select Sensor to assigned Menu/MODBUS Menu Sélection MODBUS addresses selected sensor; Select AB Invert to enable/disable inversion of Sensor(s) ** RS485 A/B Settings AB Invert Exit Edit the MODBUS address for Sensor 1 one digit at a time using the Up/Down Buttons. Select S1 : <gas type>...

  • Page 72: Figure 10-5: Sensor Configuration Menu Flow Diagram

    From UTx Service Menu/Sensors Menu Selection Alarm SP1 Alarm SP2 Alarm SP3 Alarm Hyst Zero Buff Cal Period Exit Select Alarm Alarm SP1 +xxx.x Select Alarm Alarm SP2 +xxx.x Use Up/Down Edit the alarm setpoint, buttons to hysteresis or zero navigate list and buffering values one digit Select Alarm...

  • Page 73: Figure 10-6: Alarm Menu Flow Diagram

    From UTx Service Menu/Alarms Menu Selection Use Up/Down buttons Alarm 0-9 to navigate list and Exit press Enter Button to Select Alarm select Alarm Menu or Exit to return to the Enable UTx Service Menu. Source Input Level Type Trigger On Delay Off Delay Exit...

This manual is also suitable for:

Amc-sm-91a01Amc-sm-91b01Amc-sm-vca01Amc-sm-98a01

Table of Contents