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Digital Monitor AMC-1DBx Series User Manual

1. 2 Q MAIN PCB BOARD dux Pee EY sdb 1 mu p H ES Uc Bu DISPLAY 22 8 BH i aal a qF Pa 1 5 Pd CGND d 8548584 3 5485 seNp 24 1 See AMC 1DBX Digital Monitor Wiring Details below J37 J34 2 6 CGND RS485B 2 4 v Rs485A seND 24 if N ES LU 5 ___ 1 t z n rm Shielded Power cabling is optional PR O 4 M b SCC TO POWER 7 DISTRIBUTION PANEL Unit 1 CONNECTOR 2 ana G XS E Table 5 1 10 MODBUS Connections 36 Digital Monitor AMC 1DBx Series User Manual CGND RS485 RS485 SGND 24vDC J35 1 0353 J35 5 230 1 J30 3
2. SUBMENU DESCRIPTION DISPLAY IP Configuration Allows the selection of the IP address IP Configuration Set IP Address Set Net Mask Set Set IP Address Set IP Address Router IP Addr IP Address Shows the selection of the IP address IP Address 0 255 for each network segment 010 000 000 103 IP NetMask Shows the selection of the IP NetMask IP NetMask 0 255 for each network segment 255 255 255 000 IP Router Shows the selection of the IP router IP Router 0 255 for each network segment 010 000 000 001 81 Digital Monitor AMC 1DBx Series User Manual 6 12 19 SET BACnet CONFIGURATION The AMC 1DBx digital monitor supports BACnet or EthernetlP and RS 485 In order to support BACnet the following site specific attributes require configuration Set Device Name Set Device ID Set Network Number Set Transport The Set BACnet Configuration submenu is displayed in Figure 6 7 BACNET Configuration Device Name Device ID Network Number C N BACnet Transport 7 lt DOWN gt eee po me UDP Port MS TP Address A MODBUS BAS Figure 6 7 Set BACnet Configuration Submenu To access the Set BACnet Configuration submenu Pe o Log into the gas monitor At the Log In screen press ENTER Enter the valid 4 character password Press ENTER The Select Sensor menu item is displayed Press the DOWN pu
3. sss 84 Figure 6 9 Set Analog Outpults 86 LIST OF TABLES Table 4 1 System Configuration DIP Switch 20 Table 4 2 RS 485 driver IG sonde tnb exe inr del deen tek rn ilum 22 Table 4 3 Dual Row 5 Pin Terminal Block Pin out HH HH 22 Table 4 4 Dual Row 4 Pin Terminal Block Pin out ennenen 23 Table 4 5 RS 465 Field Configuration beue qub dtd e ern Clu d dns n c t e dn ure guru s 23 Table 4 6 Cable Shield Termination treten 24 Table 4 7 RJ 45 Connector eco ree ec ae Dabo neue ed toe A eden da ee duca 25 Table 4 8 USB Standard A Type Connector 26 Table 4 9 Wiring between Relay and Monitor 27 Table 4 10 Audio Alarm and Terminal Block 28 Table 4 11 Fail Relay Terminal Block and 29 Table 4 12 Integral Analog Output and Terminal Block 30 Table 4 13 Analog Output and Voltage vs Current 30 Table 5 1 1DBx MODBUS 36 Digital Monitor
4. 30 Figure 5 1 Location of Mounting Holes for AMC 1DBx Digital Monitor 33 Figure 5 2 Location of Mounting Holes for 10 8 33 Figure 5 3 Location of Mounting Holes for 1 34 Figure 5 4 Location of Mounting Holes for 1 34 Figure 5 5 Location of Mounting Holes for 10 8 35 Figure 5 6 Monitor WINING ae net ean et ea a dansa et ea 36 Figure 5 7 Relay Terminal Connection isiccc cccctecseccaccesteeedcctecenceestecsteesecenecesteervecteceneeesteeeteeneces 37 Figure 6 1 Select Sensor 64 Figure 6 2 Select Relay 68 Figure 6 3 Select Zone Menu iere vane cat tenia canpuesG cet Pa Hue inh dank edes 71 Figure 6 4 Set Options io etii neo Ea Gu rA Bardo e dU 74 Figure 6 5 Set Interface RS 485 Menu 78 Figure 6 6 Set IP Configuration 80 Figure 6 7 Set BACnet Configuration 82 Figure 6 8 Set MODBUS Configuration
5. 7 C A Number of Alarms Ls A y Select Alarm Relays Set Activation Delay y Select Alarm Thresholds Select Fail Alarm Relay Y gt Select Fail Threshold Figure 6 1 Select Sensor Menu 64 Digital Monitor AMC 1DBx Series User Manual The submenu items listed have various choices selectable with Up and Down pushbuttons Choice is selectable by the Enter pushbutton which advances you to the next item The Previous pushbutton moves you up the hierarchy Note The found in the display indicates sensor relay or analog output is unique A unique device is one that is not duplicated within systems address interface and instance configuration The down arrow located between the display items indicates that the user must press the ENTER pushbutton to drill down to the next submenu item To access the Select Sensor menu Log into the gas monitor At the Log In screen press ENTER Enter the valid 4 character password Press ENTER The Select Sensor menu item is displayed TUIS Table 6 1 describes the submenu items found in the Select Sensor menu Table 6 1 Select Sensor Submenu SUBMENU DESCRIPTION DISPLAY Select Sensor Allows the selection of the sensor of Select Sensor interest for displaying the sensor 1 configuration 1 988 Set Sensor Admin Shows the selec
6. Unit Node ID User Sensor Labels User Eng Labels lt DOWN gt Figure 6 4 Set Options Menu 74 Digital Monitor AMC 1DBx Series User Manual eh Press ENTER To access the Set Options submenu Log into the gas monitor At the Log In screen press ENTER Enter the valid 4 character password The Select Sensor menu item is displayed Press the DOWN pushbutton The Select Relay menu item is displayed 6 Press the DOWN pushbutton again The Select Zone menu item is displayed 7 Continue pressing the DOWN pushbutton until the Set Options submenu is displayed Table 6 4 describes the submenu items found in the Set Options menu SUBMENU Display Mode Show Location Labels Default Fail Threshold Power Up Alarm Delay Acknowledge Timer Audible Alarms Audio Cadence Zero Buffering 75 Table 6 4 Set Options Submenu DESCRIPTION Allows the selection of the display mode Disp All Data Disp All Relay Disp New Alarms only Disp Alarms only Disp Raw input Allows the selection of showing the location labels Yes No Shows the selection of the default fail threshold 0 1 4 0mA Shows the selection of the power up alarm delay setting 1 999 seconds Shows the selection of the acknowledge timer setting Blank 0 60 minutes infinite Shows the selection of the audible alarm All Alarms all Alarms amp Fail H Alarms On Shows the selec
7. 330 mm 12 996 O 1 9 5 mm 20 375 4 HOLES Figure 5 5 Location of Mounting Holes for AMC 1D 8R 5 1 6 TRANSMITTER SENSOR MOUNTING Mount the sensor transmitter on a solid non vibrating surface or structure in an area where the ambient concentration of gas is not directly affected by the presence of clean air supply ventilation systems or blockage by surrounding articles and sources of interference gases Please refer to local codes for sensor transmitter installation information The installer is required to provide any mounting hardware that may be required The recommended mounting height is specified in the SENSOR MODULE S SPECIFICATION The conduit entry is from bottom of box to avoid moisture flow into box through conduit 5 2 WIRING See Sect 4 1GENERAL DESCRIPTION for specific wire gauges supported by connectors 5 2 1 Monitor Wiring WARNING ENSURE TO TAKE ALL RELEVANT SAFETY PRECAUTIONS WHEN HANDLING HIGH VOLTAGE POWER SOURCES POWER The monitor is available with either 120 VAC 60 Hz or 24V AC DC powering SUPPLY options A terminal block is provided for the power entry connections 35 Digital Monitor AMC 1DBx Series User Manual Figure 5 6 Monitor Wiring DIGITAL MONITOR AMC 1DBX
8. 54 Digital Monitor AMC 1DBx Series User Manual current gas concentration reading engineering units assigned The bottom first line contains the Sensor number a check mark indicates the Sensor does not have a conflict in the system A conflict can occur due to duplicate instance or MODBUS addresses assignments The second line of bottom displays the target gas and current gas concentration with engineering unit assigned The middle sensor status area is similar to below and may contain status with N A Not Available these items indicate future features not currently available AMC 1DB Gas Monitor 1 0 Display Log Sensor3 Good No Alarms Remote MODBUS 1 Admin Enabled ODBUS Address 003 Instance 1 Type AMC411 Number of Alarms 2 Alarml Relay 1 Delay 0s Alarm2 Relay 2 Delay 0s AAlarm3 Relay Not Used Fail Relay 4 Delay 0s Sensor Model N A Sensor S N N A Calibration Period Days N A Days before Calibration N A Days before End of Life N A Sensor Supply Voltage N A Sensor Temperature N A SensorStatus VS 003 CO 0 PPM To access the Get Sensor Status menu 1 Atthe Log In screen press the DOWN pushbutton The Set Options screen is displayed 2 Press the DOWN pushbutton The Select Sensor screen is displayed 3 Press the DOWN pushbutton The Select Relay screen is displayed 4 Press the DOWN pushbutton The Get Sensor Status screen is displayed Get Sensor Status
9. A ona a e DRY UR a Ta ege a URS 49 6 10 BAS MODBUS RTU INTERFACE 49 6 11 DATABASE ON USB DEVICE iene Sie Ses SS eee ree 49 6 12 MENU SYSTEM AND FEATURES 1 nr 51 6 13 MONITOR COMMISSIONING AND INSTALLATION SCENARIOS 89 7 PREVENTIVE MAINTENANTE 55 5n Sume cn eu sans apa Saw Eon a 94 TA GENERAL e De doe eo th cs Ee toe ost e ele AE tu Pe 94 7 2 VERIFICATION OF OPERATION nae cae cx a hen k mu ha na echaccaasecac TRE SE ARE RRNERAR 94 8 INSTALLATION TIPS AND TRICKS eene do raton nni ouo in IEEE o P Ha P RR nor on E 95 son doi EE RR crac eR ER PR EE Ee cr RENE ERES 95 82 EQUIPMENT LOCATION EORR aie ER DERE RR RR TAE 95 8 3 POWER AND GROUNDING win nen ceca cs eee uh ecu ra peas ka Rea ER a Deae Eee E Rea ccu e 95 APPENDIX A GAS TYPES FULL SCALE AND ALARM VALUES 97 APPENDIX B GENERAL LOG ITEMS rcr dc iret ce nd 98 APPENDIX A 1 SENSOR LOG 2 103 APPENDIX A 2 RELAY temi 2 ucc ca rca ca 2222 ca 1226 cue 104 APPENDIX ALARM LOG tms use ira on rra 106 APPEN
10. Press ENTER and navigate to the sensor number and press another ENTER to display sensor information 55 Digital Monitor AMC 1DBx Series User Manual 6 12 8 GET RELAY STATUS The Get Relay status display allows you to view operational status and statistics about the relay in question It is available when system is running with Option Menu Display Mode is set for Disp All Relay or through the logged out menu Get Relay Status The bottom two line display is employed to navigate to the relay status window The bottom two line display indicates Line 1 menu item title e relay number e acheck mark Y indicating the relay ID is unique within the system e Alarms count indicating the number of sensor or zone sensor device s associated with the current relay state Line 2 e Relay state The bottom two lines of the relay status have shortened relay state items when necessary The bottom first line contains the Relay number with Alarm Counts a check mark indicates the Relay does not have a conflict in the system A conflict can occur due to duplicate instance or MODBUS addresses assignments The second line of bottom displays the following information with shortened items in bold e Power On delay Not Found Energized Ene and De Energized De Ene associated with or without a Zone Event ZE e Energized Ene and De Energized De Ene Pending Pend associated with or without a Zone Event ZE e Energized Ene and De Energized De
11. RS485 Parity P1 RS485 Stop Bits P1 RS485 Admin 1 Table 6 5 Set Interface Submenu DESCRIPTION Allows the selection of the RS 485 port RS 485 ports are configured here for use in sensor relay and analog output set interface selection Provides the changing of the RS 485 port Ports 1 4 to sensors relays and analog outputs 5 to BAS Allows the selection of the RS 485 protocol MODBUS RTU BACNET MSTP MODBUS ASCII Allows the selection of the RS 485 baud rate 1200 2400 4800 9600 19200 38400 76800 115200 Allows the selection of the RS 485 character length MODBUS ASCII 7 8 bits MODBUS RTU BACNET MSTP 8 bits only Allows the selection of the RS 485 parity MODBUS ASCII MODBUS RTU None Even Odd BACNET MSTP None only Allows the selection of the RS 485 stop bits MODBUS ASCII MODBUS RTU 1 1 5 2 bits BACNET MSTP 1 bit Allows the selection of the RS 485 admin state Enable Disable 79 DISPLAY RS485 Port Select RS485 Port Change RS485 Port 1 To Sensor etc RS485 Protocol Pl MODBUS RTU RS485 Baud Pl 1200 bps RS485 Char Len Pl 8 bits 5485 Parity Pl Even RS485 Stop Bits Pl l bit RS485 Admin Pl Enable Digital Monitor AMC 1DBx Series User Manual 6 12 18 SET IP CONFIGURATION The AMC 1DBx digital monitor contains one 10 10
12. The FLASH Upgrade Need to Reboot to re initialize NANDFLASH Driver and start new image occurs at system start up when FLASH F W upgrade is complete The FLASH F W can be upgraded when the 10Aquila elf bin and 10Aquila elf csum files are detected at start up on the USB Storage device Further log details about FLASH Upgrade can be found in the system log file when enabled e No USB Device to Save DB e Database Saved to USB lt Filename gt e Database Saved to USB Filename The No USB Device to Save DB message will appear if there is no USB device present when the data base save is activated Data base save is activated when user logs off the menu system A message similar to Database Saved to USB c amc 1db adf saved 2013 8 27 10 45 and Database Saved to USB c iamcidb P adf saved 2013 8 27 10 45 will appear upon completion if the USB storage device is present e Display Logging suspended during remote AMC Manager activity e Console Logging suspended during remote AMC Manager activity 100 Digital Monitor AMC 1DBx Series User Manual e Display Logging re enabled after remote AMC Manager activity e Console Logging re enabled after remote AMC Manager activity e AMC Manager in use These messages are displayed when AMC Manager activity causes the Display and or Console logging to be suspended or re enabled Due to improved transfer times of the AMC Manager Printer Port these interfaces are suspended The following are exc
13. The System LED will turn off when the system detects duplication or configuration problem with the IP and or BACnet interfaces The buzzer and External Annuniciator will also be activated as a Pulse or Continuous as defined by the Option Audio Cadence configuration 6 3 2 Fault LED The Fault LED is illuminated when a device failure is detected by the system Device failure could be 43 Digital Monitor AMC 1DBx Series User Manual e Failed Sensor Threshold e Missing Remote Device Sensor Relay or Analog Output A failed sensor may be either digital or analog in nature When a digital sensor fails to respond to a poll request from the digital monitor the monitor will activate the Fault LED When the current from an analog sensor is less than or equal to the configured fail threshold the monitor will activate the Fault LED The typical failed threshold is 2mA for a 4 20mA input current loop When Fault LED is lit and the Audible Alarms are set for All Alarms amp Fail in the Option Audible Alarms configuration the buzzer and External Annunciator will be activated as a Pulse or Continuous defined by the Option Audio Cadence configuration 6 3 3 Alarm1 LED The Alarm1 LED is illuminated when a sensor has equaled or exceeded its sensor ALARM threshold When Alarm2 LED is illuminated and the Audible Alarms are set for All Alarms amp Fail or All Alarms in the Option Audible Alarms configuration the buzzer and External An
14. The Set Interface menu is the top level menu item used to configure the digital interfaces for the monitor See Figure 6 5 From this top level you can navigate to configuration menus for the following interfaces RS 485 interfaces facing downstream to the MODBUS slave devices transmitters relay modules and annunciators RS 485 interface facing upstream to the BAS Ethernet IP interface to the attached LAN see Set IP Configuration BACnet interfaces to the BAS see Set BACnet Configuration MODBUS interface facing upstream to the BAS see Set MODBUS Configuration Analog outputs Set Analog Out RS 485 Port Select Port Set Type Port 1 2 3 4 or ASCII lt ENTER gt Port 5 RTU or BACNET MS TP Ports 1 4 Set Baud Rate lt DOWN gt Set Character Length Set Parity Set Stop Bits Set Administrative State lt Enter gt E id Port 5 Figure 6 5 Set Interface RS 485 Menu 78 Digital Monitor AMC 1DBx Series User Manual To access the Set Interface menu Tr Ie o Log into the gas monitor At the Log In screen press ENTER Enter the valid 4 character password Press ENTER The Select Sensor menu item is displayed 5 Press the DOWN pushbutton until the Set Interface submenu is displayed Table 6 5 describes the submenu items found in the Set Interface menu SUBMENU RS485 Port Change RS485 Port RS485 Protocol RS485 Baud P1 RS485 Character Length 1
15. hs The Exit Setup screen is displayed 52 Digital Monitor AMC 1DBx Series User Manual 6 12 4 ADDITIONAL BUTTONS Four additional buttons are provided on the front panel of the Gas Monitor AMC 1DBx TEST Pushbutton While pressed this pushbutton causes continuous activation of all relay outputs energized or de energized depending on configuration activation of the system fail relay output to the de energized state and continuous activation of the audio alarm if enabled Sensor processing and updating of internal status and timers continues When released all outputs return to normal operation HOLD Pushbutton While pressed during normal operation this pushbutton freezes the display on the currently displayed sensor until released Upon release the display immediately advances to the next sensor depending on the display mode selected allowing the HOLD pushbutton to be used to quickly step through multiple sensors SILENCE Pushbutton When pressed this pushbutton silences the audible alarm indication resulting from all active sensor alarms for an individual adjustable preset length of time within the range of 0 to 60 minutes or infinite Set its value to 0 to disable the acknowledge feature You can configure this pushbutton to also reset all associated relay output indications subject to defined minimum run times for each relay Pressing the SILENCE pushbutton in response to new or recurring alar
16. 7 2 VERIFICATION OF OPERATION Verification of operation should be performed at least once every 6 months For highly demanding applications more frequent verification is recommended To verify the operation of the system make sure that the green power LED indicator is on steady state Push and hold the test button to verify the audio and WARNING and ALARM relays are operational 94 Digital Monitor AMC 1DBx Series User Manual 8 INSTALLATION TIPS AND TRICKS 8 1 8 3 CABLING The Communications Cable must have the following characteristics o Shielded twisted pair 14 26AWG o Characteristic Impedance 1200hms o Low Capacitance 13pf ft conductor to conductor and 23pf ft conductor to shield The recommended Power Cable is 14 26 AWG o Selected cable must meet Application and or local regulatory requirements o Wire gauge will affect maximum distance between transmitters and power supply Thicker wire greater distance o Route cabling in conduit to avoid damage to cabling Route cabling in conduit to avoid damage to cabling The communications cable shield must be grounded at the monitor end The shield is wired to the T connector at each transmitter to maintain end to end continuity Route cabling away from AC power cabling and any source of electro magnetic interference EMI or radio frequency interference RFI such as power transformers electric motors etc EMT Electrical Metal Tube conduit also adds an added deg
17. The alarm log file messages can appear in the USB Storage device when the menu item Log File gt Alarm is enabled The Buzzer messages will appear when it is activated or cleared for various reasons The Buzzer message contains the following format Buzzer lt Activated or Cleared gt lt reason gt These reasons can also be blank or checking the Data Base System Failure Alarm Device Failure SILENCE Pushbutton RESET RELAY Pushbutton TEST Pushbutton Sensor Alarm In some cases the buzzer cleared reason is log on a separate line as follows System Failure Cleared Sensor Alarm Cleared Device Failure Cleared Test Pushbutton Cleared Data Base Failure Cleared Cleared Data Base Good The Alarm LED message will appear when front panel LEDs are cleared or activated The ALARM LED message contains the following formats Fault Alarm LED lt Cleared or Activated Alarm lt number gt LED lt Cleared or Activated The Start Alarm Sensor message will appear when sensor delay timer is started The level can be 1 to3 and sensor number can be 1 988 The Start Alarm Sensor message contains the following format Start Alarm lt Level gt Sensor lt Sensor gt Delay The Increasing Decreasing Window Alarm message will appear when sensor alarm state becomes active The Level can be 1 to 3 and sensor number can be 1 988 The Increasing Decreasing and Window Alarm message contains the following formats Increasing Alarm l
18. connectors are shown in Figure 4 9 8 Pin Headers for Relays below Figure 4 9 8 Pin Headers for Relays The wiring between the Digital Monitor PCB and the relay is summarized in Table 4 9 Wiring between Relay and Monitor Connectors Table 4 9 Wiring between Relay and Monitor Connectors Coil Coil Coil Coil Positive Negative Diss Positive Negative 1 J43 1 2 9 J25 1 2 2 J43 3 4 10 J25 3 4 3 J43 5 6 11 J25 5 6 4 J43 7 8 12 J25 7 8 5 J27 1 2 13 J12 1 2 6 J27 3 4 14 J12 3 4 7 J27 5 6 15 412 5 6 8 J27 7 8 16 J12 7 8 27 Digital Monitor AMC 1DBx Series User Manual 4 1 2 10 External Buzzer and Annunciator An off board audio alarm is provided with a buzzer located on the side of the enclosure Facilities are provided to drive a secondary audio alarm The audio alarms are activated with on board relay drivers The terminal block supports wire gauges from 14 to 26 AWG Connection for the audio alarm is facilitated with terminal block J26 and the External Annunciator is provided with terminal block J38 Refer to Figure 4 3 Digital Monitor Components for the location of J38 Figure 4 10 External Annunciator Connector Table 4 10 shows the pin out for the audio alarm and terminal block Table 4 10 Audio Alarm and Terminal Block Pin out Pin Signal 24V up to 1 0A 2 Open Collector to ground 4 1 2 11 System Fail Relay A f
19. 2 uAMO TDPS Power oupply 11 3 3 AMC 1DA RPT4 4 Port 12 34 AMC 1DA RPT Single Port 13 35 AMC 1D 8R RS 485 8 Relays 2 Analog 14 4 PRODUCT DESCRIPTION nra tere nna xn Rb ka axe b XXe EX RRRAN naani N MANNANNA NND NTAN 15 4 GENERAL DESCRIPTION ts 15 5 INSTALLATION mc s 32 51 MOUNTING INSTRUGTIGONS inerat hse EARN E 32 52 WIRING T r RR 35 Duo RAR as cd baec md vetat be a 38 6 OPERATION AND CALIBRATION rictu dp ras Ex ab RE ese E FE Nu ERN aS RSEN EFE 40 Gxt rera OR Ears nere rera Ee DR EE Ee crane MEER 40 pz JUOD uses dta t ua ve hag eL A caters Pct Mask conse 41 OP AMEN Ez D M rM Ix cM NES 43 6 4 External Buzzer and Annunciator 45 6 5 Analog OUIpuls eire BE 46 Goa notte utut teer 46 6 7 USB FIRMWARE UPGRADE iste css rcr ere R RA ERRE 47 6 8 MANAGER PC ADDIIGCSUOEP 48 6 9 BACNETPINTEREAGE
20. 2 Monitor Components The Gas Monitor AMC 1DBx consists of a number of components which are described in the following paragraphs 18 Digital Monitor AMC 1DBx Series User Manual SYSTEM CONFIGURATION DIP SWITCH RS485 RX RS485 TX ALARM3 ALARMA ALARM1 FAULT SYSTEM F1 a3 J41 J23 T J24 NC COM NO SYSTEM FAIL TO BUZZER J26 J44 BT H1 BATTERY FOR REAL TIME CLOCK e J25 TO RELAYS 9 TO 12 SW13 TO RELAYS 13 TO 16 4 ANA3 SW12 SW14 ANAP TO RELAYS 5 TO J43 TO RELAYS 1 TO 4 CAG QQ2 8 00222209 940 2D DSB J34 J37 O J28 oo0o000 J31 J36 VOLVO 4 o 930 J35 oooo J29 J33 OBOE PCBA POWER ENTRY AC2 AC1 CHASSIS GROUND RS 232 AUDIO ALARM 1NO 2NO 1COM 2COM 1NC 2NC ANALOG OUTPUTS CABLE SHIELDCABLE SHIELD
21. A PC can be used to capture the printer stream into a file with an appropriate communication terminal program such as TeraTerm When logging to the Console Port is enabled information items directed to the USB storage device can be concurrently streamed to a remote telnet session This remote telnet session can be available on PC connected to the same Ethernet network as the monitor 6 7 USB FIRMWARE UPGRADE The AMC 1DBx has a firmware upgrade mechanism through the USB Port triggered after a power up User can obtain latest Firmware image files from Armstrong Monitoring The mechanism uses two files placed on a USB storage device installed into the monitor USB port an image and check file The image and check files are matched to each other 47 Digital Monitor AMC 1DBx Series User Manual to a specific version of the firmware The image version and checksum must match the information in the check file in order for a successful upgrade The monitor s operation will only upgrade current or newer versions of the firmware Upgrade will require initial system power restart and will reboot upon completion This section contains a procedure for upgrading the Firmware on the AMC 1DBx Gas Monitor from a USB storage device 1 Install a USB storage device into a and connected to ArmstrongMonitoring com Navigate your browser to the latest AMC 1DBx firmware location 2 Download the image and check files onto the USB storage device The
22. AMC 1DBx Series User Manual Table 5 2 Table 5 3 Table 6 1 Table 6 2 Table 6 3 Table 6 4 Table 6 5 Table 6 6 Table 6 7 Table 6 8 Table 6 9 Audio Alarm nnn 39 Enable Audio 39 Select Sensor SUBMENU wisest aud ct tee ea ga Eu e ua EQ dad 65 Select Relay ote cette 69 Select Zone SUDMEMNU cccccccccccccccccceccccececeseecceeeeceseeeseseeeseseeeeseeseeeeseeseeeeseeeeeeeeess 72 Set Options SUBMENU c eed due 75 Set Interface 79 Set IP Configuration SubMenu istuc pter re a 81 Set BACnet Configuration 83 Set MODBUS Configuration 85 Analog Out 87 Digital Monitor AMC 1DBx Series User Manual 1 INTRODUCTION 1 1 OVERVIEW This manual has been prepared to assist you in becoming familiar with the Armstrong AMC 1DBx Digital Monitor This manual contains the information necessary to install and operate the AMC 1DBx Digital Monitor and is intended for personnel who are responsible for installing and operating this equipment 1 2 SAFETY CONVENTIONS The foll
23. Enter the valid 4 character password Press ENTER The Select Sensor menu item is displayed Configuration submenu is displayed Press the DOWN pushbutton until the Set Interface submenu is displayed Configure the Set Interface submenu items as necessary Once the configuration of the Set Interface submenu items has been completed the IP Once the configuration of the IP Configuration submenu is completed the BACnet Configuration submenu is displayed Once the configuration of the BACnet submenu is completed the MODBUS BAS submenu is displayed Once the configuration of the MODBUS BAS submenu is completed the Analog Out submenu is displayed Table 6 9 describes the items found in the Analog Out submenu SUBMENU Analog Out Analog Out Select Analog Out Analog Output Number Analog Output Admin State Analog Output Interface Analog Output Address Table 6 9 Analog Out Submenu DESCRIPTION Allows the setting of the analog out menu items which configure the system analog outputs Shows the setting of the analog out item Analog Out Admin AnaOut Interface AnaOut Range AnaOut Scale AnaOut Type AnaOut Sample Shows which analog interface is to be configured 1 to 128 Shows the setting of the analog output admin state Out of Service Disable Enable Out of Service mode enables the analog output at a fixed 0 0mA level when proper communication to the device is achieved Shows the se
24. Exit Setup screen 1 2 At the Log In screen press the DOWN pushbutton The Set Options screen is displayed Press the DOWN pushbutton The Select Sensor screen is displayed Press the DOWN pushbutton The Select Relay screen is displayed Press the DOWN pushbutton The Get Sensor Status screen is displayed Press the DOWN pushbutton The Get Relay Status screen is displayed Press the DOWN button The Get RS485 Status screen is displayed Press the DOWN pushbutton The Get Ethernet Status screen is displayed Press the DOWN pushbutton The Get License Info Screen is displayed Press the DOWN pushbutton 62 Digital Monitor AMC 1DBx Series User Manual The Exit Setup screen is displayed Exit Setup 10 Press ENTER to exit the monitor setup 6 12 13 SELECT SENSOR The Select Sensor menu allows you to view and change configuration information about the sensor in question See Figure 6 1 Select Sensor Menu 63 Digital Monitor AMC 1DBx Series User Manual Select Sensor Select Sensor Number Set Sensor Admin State Select Sensor Label Set Interface Remot Local RS 485 Port 1 4 Y Set Sensor Address 1 246 Local y Set Instance Select Location Label Optional Y 7 Select Engineering Units A Y Set Full Scale Y Set Zero Scale Y Set Alarm Conditions
25. Figure 6 3 Select Zone Menu 71 Digital Monitor AMC 1DBx Series User Manual To access the Select Zone menu Top Press ENTER Log into the gas monitor At the Log In screen press ENTER Enter the valid 4 character password The Select Sensor menu item is displayed ge Press the DOWN pushbutton The Select Relay menu item is displayed 6 Press the DOWN pushbutton again The Select Zone menu item is displayed Table 6 3 describes the submenu items found in the Select Zone menu SUBMENU Select Zone Set Zone Admin State Set Zone Label Zone Time Menu Zone Schedule Schedule Start Schedule End Timed Action Table 6 3 Select Zone Submenu DESCRIPTION Allows the selection of the zone of interest to review or configure 1 128 Shows the selection of the zone admin state Enable Disable Shows the selection of the zone label that identifies a geographic area Zone labels have a max of 20 characters Provides access to timed zone events configuration options Zone schedule Timed action Schedule Start End Shows the selection of the zone schedule state Never Sunday s Monday s Tuesday s Wednesday s Thursday s Friday s Mon to Fri Mon to Sun Shows the selection of the time of day that relays are asserted to the enable or disable state Shows the selection of the time of day that relays are released from the enable or disable state Shows the selectio
26. MODBUS 1 335 2 J35 4 J35 6 J30 2 730 4 236 1 J36 3 J36 5 J31 1 J31 3 MODBUS J36 6 J31 2 J31 4 J36 2 J36 4 J32 1 J32 3 J32 5 J28 1 J28 3 MODBUS 3 5 J324 732 6 0282 J28 4 J37 1 J37 3 J37 5 J34 1 J34 3 MODBUS 4 537 2 937 4 J37 6 J34 2 J34 4 There is a 32 Device limit per RS 485 bus segment Devices include the 1DBX Monitor AMC 400 Transmitters AMC 1DA RPT Single Port Repeater and AMC 1DA RPT4 4 port Repeater and AMC 1D 8R RS 485 8 Relays 2 Analog Outputs Repeaters expand the MODBUS capacity by creating additional RS 485 segments 5 2 2 Relay Connections There are up to 16 SPDT relays which operate as programmed with alarms For the relay socket terminal connections see Figure 5 7 Relay Terminal Connections RELAYS The relay contacts are available for activating a remote alarm and or blower motors and pumps or lighting circuits RELAY SOCKET TERMINAL CONNECTIONS A2 22 24 21 D uU gum A1 RELAY DE ENERGIZED ENERGIZED Al um 2 Al m EE 12 CLOSED12 22 CLOSED OPEN 12 E 22 OPEN COM 11 E 21 COM COM 11 mm 21 COM OPEN 14 mm 24 OPEN CLOSED 14 24 CLOSED Figure 5 7 Relay Terminal Connections SENSOR TRANSMITTER Refer to section 4 1 2 2 RS 485 ANALOG OUTPUT Refer to section 4 1 2 12 Analog Outputs 37 Digital
27. Monitor AMC 1DBx Series User Manual 5 2 3 Cable Selection The wiring consists of two subsystems e the monitor communication power supply wiring A cable is used to connect the RS 485 signals from the digital monitor to digital transmitters in a bus topology It is required that shielded twisted pair cable 120 ohm impedance is used for the communications wiring This bus can be up to 1 Km 1092 yards in length An AMC Repeater is required to extend beyond this distance Power supply wiring requires two conductors 24VDC and SGND The length of the power supply wiring is dictated by the voltage drop in the wiring Using thicker wire results in longer distances For best signal transmission and maximum noise rejection run the cable through a steel conduit the cable shield must be grounded at the monitor WARNING ALL CABLES MUST PASS THROUGH CONDUIT SEALS INSTALLED BETWEEN THE HAZARDOUS CLASS 1 DIVISION 1 OR 2 AND NON HAZARDOUS AREAS FOR SAFETY REASONS AND TO COMPLY WITH THE LOCAL MUNICIPAL PROVINCIAL STATE OR FEDERAL ELECTRICAL REGULATIONS FOR UL ONLY U S FOLLOW THE NATIONAL ELECTRICAL CODE NFPA 70 AND THE AUTOMOTIVE amp MARINE SERVICE STATION CODE NFPA 30A0 5 2 4 External Power Supply Wiring Users must connect the AMC 1DPS Power Supply ground to the Monitor s SigGnd if the monitor is powered by isolated 120VAC Power Supply and the AMC 1DPS is used to power transmitters sensors The 24VDC terminal block
28. RS 485 8 Relays 2 Analog Outputs Part Number Serial Warranty Period Power Requirement Input Fuse Enclosure Dimensions Weight Operating Temperature Operating Pressure Relative Humidity 1 year 24VDC None Nema 1 Metal wall mount with conduit knockouts 254mm H x 254mm W x 127mm D 10 x 10 x 5 1 Metal 3 8 kg 8 4 Ibs 0 C to 55 C 32 F to 131 F Ambient Atmospheric Pressure 0 90 non condensing 14 Digital Monitor AMC 1DBx Series User Manual 4 PRODUCT DESCRIPTION This section provides a general product description about the AMC 1DBx gas monitor 4 1 GENERAL DESCRIPTION The Gas Monitor AMC 1DBx provides for the power and monitoring of attached sensors Initially the communications with the sensors is digital highways employing RS 485 MODBUS Actions such as relay activation and or alarm notification result from information from the sensors combined with user configurations i e thresholds and timers User displays provide detailed information on the operation of the monitor and attached devices The system state status is reported to supervisory systems through the use of multiple interfaces contact transfer on relays current loop interfaces and digital communications employing protocols such as BACnet and MODBUS The digital monitor communicates with the digital devices i e AMC400 transmitter sens
29. RS485 Bytes P1 T113065 R105400 6 12 10 GET ETHERNET STATUS The Get Ethernet status menu allows you to view operational status and statistics about the ethernet in question before having to log into the monitor To access the Get Ethernet Status menu 1 2 At the Log In screen press the DOWN pushbutton The Set Options screen is displayed Press the DOWN pushbutton The Select Sensor screen is displayed Press the DOWN pushbutton The Select Relay screen is displayed Press the DOWN pushbutton The Get Sensor Status screen is displayed Press the DOWN pushbutton The Get Relay Status screen is displayed Press the DOWN pushbutton The Get RS485 Status screen is displayed Press the DOWN pushbutton The Get Ethernet Status screen is displayed Get Ethernet Status Press ENTER to navigate to the ethernet information The bottom two lines of the display will show the Ethernet MAC The middle Ethernet Status area contains other statistics and information including the IP Address Subnet MASK IP Router address and BACnet UDP The statistics include transmitted and received 60 Digital Monitor AMC 1DBx Series User Manual octets and packets and counts for Unicast multicast and broadcast Additionally received losses and unsent packets are counted The middle Ethernet status area is similar to the following AMC 1DB Gas Monitor 1 0 Display Log IP Address 010 000 000 103 IP Subnet 255 2
30. allows you to view operational status and statistics about the interface in question before having to log into the monitor To access the Get RS485 Status menu 1 2 At the Log In screen press the DOWN pushbutton The Set Options screen is displayed Press the DOWN pushbutton The Select Sensor screen is displayed Press the DOWN pushbutton The Select Relay screen is displayed Press the DOWN pushbutton The Get Sensor Status screen is displayed Press the DOWN pushbutton The Get Relay Status screen is displayed Press the DOWN pushbutton The Get RS 485 Status screen is displayed Get RS 485 Status Press ENTER and navigate to the interface number and press another ENTER to display information The bottom two lines contain the interface number P and the total number of bytes transmitted T and received R The middle RS485 area contains other statistics The statistics include transaction total good and bad packets transmitted and received with number of timeouts and good and bad CRCs Additionally communication errors are counted The middle RS485 area is similar to the following 59 Digital Monitor AMC 1DBx Series User Manual AMC 1DB Gas Monitor 1 0 Display Log ODBUS1 RS485 Statistics Transaction Total 93746 Good 93746 Bad 0 Pkt s TX 93756 RX 93756 ICRC s Good 93756 0 Timeout 5 0 RX Communication Error s 0 Gap s 0 Bad Length s 0 Dtimer 5 0
31. devices and ports 46 Digital Monitor AMC 1DBx Series User Manual USB Storage Device Display LCD Printer Port Console Remote Telnet over Ethernet The logging through USB storage device creates and appends specific information to following files SENSOR RELAY ALARM SYSTEM ADMIN SECURITY COMM At the end of each day local time any files present on the USB storage device will be renamed with the previous date appended to its filename The system will then create new log files with the name above for each category enabled The USB log file can be viewed by removing and installing the USB storage device in a PC User should eject the USB storage device from the Option Log File Eject USB menu item The User does not need to be logged in to eject the USB device Using the Eject USB menu item will ensure latest information is written to the storage device When logging to the Display is enabled information items directed to the USB storage device can be concurrently seen on the LCD Display Note Enabling Display logging will impact performance of the UI and should be limited to the System category Some categories such as Sensors can output many records When logging to Printer Port is enabled all possible information items can be concurrently streamed to the printer port along with default printer data This streaming to printer port is only available when the Option Serial menu item is configured for Printer
32. for the AMC 1DPS supports wire gauges from 10 to 22 AWG 5 3 ALARMS Alarm detection for each sensor input may be individually programmed to operate in one of four modes alarms disabled alarm thresholds on increasing concentration alarm thresholds on decreasing concentration and windowed alarm high low operation Up to three alarm thresholds may be configured for each sensor input two thresholds for windowed operation Each alarm threshold is individually adjustable in increments of 96 full scale An adjustable hysteresis value is applied to alarm detection This hysteresis is provided to prevent multiple alarms and relay oscillation should a sensor level remain near the 38 Digital Monitor AMC 1DBx Series User Manual threshold setting The hysteresis level is adjustable from 0 to 5 of full scale in 0 1 increments at the system level for all sensors simultaneously Sensors can also be assigned to zones Zones have up to four relays assigned to them three alarm thresholds and one fail When sensors are assigned to a zone they carry in their alarm thresholds as configured in their sensor properties Additionally one analog output is assigned to the zone representing the peak or average gas concentration for the assigned sensors This gas concentration is pre scale based on gas type Please refer to APPENDIX A GAS TYPES FULL SCALE AND ALARM VALUES for specific fixed pre scale values 5 3 1 Enable Audio Cadence The AMC 1
33. interfaces are provided on terminal blocks one for each of four MODBUS interfaces to transmitters and a single RS 485 interface to a Building Automation System To facilitate field replacement the RS 485 driver IC is mounted in a socket Power down the Digital Monitor before replacing any RS 485 driver ICs CAUTION Ensure proper ESD precautions are taken before handling ICs 21 Digital Monitor AMC 1DBx Series User Manual Table 4 2 RS 485 driver IC Interface IC Location To Building Automation J175 To MODBUS 1 J176 To MODBUS 2 J177 To MODBUS 3 J178 To MODBUS 4 J179 The four downstream RS 485 interfaces are provided on dual row 5 pin terminal blocks Pins on the upper row are wired in parallel to the lower row to facilitate placing the monitor in the middle of the bus thereby requiring two wires per connection The terminal block supports wire gauges from 14 to 26 AWG Silks screening is provided on the PCB to identify each pin by function Refer to Figure 4 3 Digital Monitor Components to identify the connectors associated with each interface Table 4 3 shows the pin out for the dual row t pin terminal block C nd 5485 854858 5196904 2 Figure 4 5 Downstream RS 485 Interfaces Table 4 3 Dual Row 5 Pin Terminal Block Pin out Signal Terminal Block Pin Cable Shield RS 485 A Signal RS 485 B Signal Ground Power 22 Digital Monitor AMC 1DBx Series U
34. lt relay state gt In the MB variant the Modbus channel number will be from 1 4 while displaying Relay s Modbus device state in Boolean It contains the following format Relay lt MB Channel gt lt MB Address gt lt MB Instance gt Value lt Boolean 0 or 1 gt The following are exceptional Relay messages that are not normally logged they indicate a problem in the system and should be addressed Relay lt MB Channel gt lt MB Address gt lt Remote Instance gt Bad lt Device Name gt Product Type Fault Relay lt MB Channel gt lt MB Address gt lt Remote Instance gt Not Ready Fault Relay lt MB Channel gt lt MB Address gt lt Remote Instance gt Bad Registration Fault The Relay Local messages will appear once a minute to display the state of all local integral relays The Local instance number will be 1 to 16 and the value will be 0 or 1 representing the relays current state A value of 0 for a relay configured for DeEnergized is normal while a value of 1 is normal for relay configured as Energized It contains the following format Relay Local Inst lt Local Instance gt Value lt relay state gt The Analog Out messages will appear once a minute to display percentage of full scan and the analog output type 0 20mA or 4 20mA for the analog outputs assigned to zones It contains the following formats Analog Out Analog Output gt lt percentage gt full scale with type mA type Service Analog Out lt An
35. of ones in the entire set of bits including the parity bit odd If the number of set bits is already odd the odd parity bit is set to 0 In other words an even parity bit will be set to 1 if the number of 1 s 1 is even and an odd parity bit will be set to 1 if the number of 1 s 1 is odd PLC A Programmable Logic Controller PLC or programmable controller is a digital computer used for automation of electromechanical processes such as control of machinery on factory assembly lines amusement rides or light fixtures QVGA The Quarter Video Graphics Array also known as Quarter VGA QVGA or qVGA is a popular term for a computer display with 320x240 display resolution QVGA displays are most often used in mobile phones personal digital assistants PDA and some handheld game consoles Often the displays are in a portrait orientation i e taller than they are wide as opposed to landscape and are referred to as 240x320 Router A network device that forwards packets from one network to another Based on internal routing tables routers read each incoming packet and decide how to forward it The destination address in the packets determines which line interface outgoing packets are directed to In large scale enterprise routers the current traffic load congestion line costs and other factors determine which line to forward to UART A Universal Asynchronous Receiver Transmitter abbreviated UART i
36. site The cable shield is shorted to chassis ground at only one point in order to avoid ground loops with large currents Typically the Digital Monitor connects the cable shield of the MODBUS channel to chassis ground The cable shield of the interface to the Build Automation System is typically not connected to chassis ground at the Digital Monitor the Building Automation System would provide this connection The Digital Monitor provides interface strapping options for connecting the cable shield to ground e Noconnection to chassis ground e Connected directly shorted to chassis ground e Connected through a parallel resistor capacitor network to chassis ground Table 4 6 Cable Shield Termination Interface Strap Strap Position Location No Connection Shorted RC Network To Chassis Gnd To Chassis Gnd To Chassis Gnd To Building Automation J19 Remove Typical 2 3 1 2 To MODBUS 1 J21 remove 2 3 Typical 1 2 To MODBUS 2 J20 remove 2 3 Typical 1 2 To MODBUS 3 J18 remove 2 3 Typical 1 2 To MODBUS 4 J13 remove 2 3 Typical 1 2 4 1 2 5 Bias For each of the downstream RS 485 interfaces resistors are provided to pull the idle un driven lines to the mark level 4 1 2 6 Ethernet A 10 100 Base T Ethernet connection is provided by the monitor The Ethernet cable is terminated in an RJ 45 connector which is provided The connector is mounted so that the cable is parallel to the PCB assem
37. site containing the images may have names similar to 10Aquila 1DBx rbin V1 0 and the check file may have names similar to 10Aquila 1DBx csum V1 0 Choose and download the latest matching versions of image and check files 3 On the USB storage device rename the image file to 10Aquila rbin and check file to 10Aquila csum 4 Place the USB storage device into the USB port of the AMC 1DBx Monitor 5 Cycle the main power on the system to initiate firmware upgrade If presence of 10Aquila csum file is detected by Monitor s operation after restart it will proceed to try to upgrade the firmware Firmware upgrade will take place after the USB database restore 6 After about 30seconds the bottom two lines will display USB to Flash Upgrade DON T POWER OFF 7 Upon completion the Display Log middle area will indicate FLASH Upgrade Need to Reboot If Display and System logs are enabled additionally information may appear in the Display Log middle area pertaining to FLASH Upgrade 8 System will automatically reboot The USB storage device will now have the 10Aquila csum file renamed to 10Aquila csum V Version Number This will prevent the upgrade from occurring again 6 8 AMC MANAGER PC Application The AMC Manager is a monitor database configuration tool that facilitates the configuration of the database associated with this product It can be used as an alternative to using the menu buttons located on the front panel It allows
38. with Option Audible Alarms All Alarms amp Fail The external buzzer and annunciator will also be activated when the data base Integrity is checked or when the SILENCE RESET RELAY or TEST pushbuttons are pressed and when data base initialization confirmation pushbutton is pressed 45 Digital Monitor AMC 1DBx Series User Manual 6 5 Analog Outputs The system contains 4 integral analog outputs and can control additional remote analog outputs on each of the 4 MODBUS channels An analog output can be configured for voltage or current this configuration is controlled by hardware switches located on the monitor board There are four switches one for each integral analog output channel In voltage or current mode the database configuration can also provide an additional range setting 0 20mA 0 10V or 4 20mA 2 10V this is known as range in the database configuration context The analog output is assigned to a Zone An analog output can be configured for peak or average operation and this is known as type in the database configuration context The peak operation provides the highest gas concentration for the sensors assigned in that zone while the average provides a sum gas concentration over the number of sensors The gas type definition at the sensor definition plays a significant role in the peak and average mechanism For each gas type definition there exists system fixed scaling value which is used to pre scaled gas readings prior
39. 01 5001 Shows the selection of the relays associated with each zone s alarms Alarm1 Relay Alarm2 Relay Alarm3 Relay Fail Relay Note Actual activation of Alarm Relays is dependent on the sensor s No of Alarms setting Shows the selection of the zone associated to an Alarm Fail Relay 1 256 Shows the selection of the zone associated to an analog output 1 128 73 Zone Sensors 2 001 001 for 001 5987 Zone Relays Z OOL Alarml Relay Alarml Relay 2 001 Zone AnaOut 2 001 128 Digital Monitor AMC 1DBx Series User Manual 6 12 16 SET OPTIONS Configuration items which are used system wide are configured from the Set Options Menu See Figure 6 4 Set Options Menu Set Options Display Mode Show Location Labels Default Fail Threshold Power E Alarm Delay C Ackrow page Timer Audible Alarms Enable Audio Cadence Zero Buffering Alarm Hysteresis Dew Point Alarm Serial Mode ENTER C Date amp Time Y C Set Date amp Time DOWN Select Log Type Log Ene Sensor Log Enable Relay Log Enable Alarm Log Enable System Log Enable Admin Log AT Comm Log Enable Displa Log Console Eject Lel Format USB 2GB min C Backlight
40. 0baseT Ethernet power The monitor supports the IP protocol over this interface The IP protocol is required to support BACnet IP MODBUS TCP web and telnet services The IP protocol requires the following configuration items to enable successful communications e Address e Subnet mask e Router IP Address The default IP Configuration parameters are e Address 10 0 0 103 e Subnet Mask 255 255 255 0 e Router IP Address 10 0 0 1 The IP Address IP Subnet Mask or Router IP Address cannot be set to all 175 all 0 s The Set IP Configuration submenu is displayed in Figure 6 6 This submenu is accessed from the Set Interface menu Set IP Configuration Set IP Address Set Subnet Mask Set Router IP Address lt DOWN gt lt ENTER gt Y Figure 6 6 Set IP Configuration Submenu To access the Set IP Configuration submenu Log into the gas monitor At the Log In screen press ENTER Enter the valid 4 character password Press ENTER The Select Sensor menu item is displayed Press the DOWN pushbutton until the Set Interface submenu is displayed Configure the Set Interface submenu items as necessary QN 80 Digital Monitor AMC 1DBx Series User Manual Once the configuration of the Set Interface submenu items is completed the IP Configuration submenu is displayed Table 6 6 describes the items found in the Set IP Configuration submenu Table 6 6 Set IP Configuration Submenu
41. 10A 120V Slow Blow 3AG 24VDC 7A 406 4mm H x 406 4mm W x 152 4mm D 16 x 16 x 4 NEMA 1 Metal 10 5 kg 23 105 0 C to 40 C 32 F to 104 F Ambient Atmospheric Pressure 0 90 non condensing 11 Digital Monitor AMC 1DBx Series User Manual 3 3 AMC 1DA RPT4 4 Port Repeater Part Number Serial Warranty Period 1 year Power Requirement 9 30VDC 30 mA Input Fuse None Enclosure Nema 1 Metal wall mount with conduit knockouts Dimensions 305mm H x 305mm W x 127mm D 12 x 12 x 5 Weight Metal 10 6 kg 23 Ibs Operating Temperature 40 C to 85 C 40 F to 185 F Operating Pressure Ambient Atmospheric Pressure Relative Humidity 0 90 non condensing 12 Digital Monitor AMC 1DBx Series User Manual 3 4 AMC 1DA RPT Single Port Repeater Part Number Serial Warranty Period Power Requirement Input Fuse Enclosure Dimensions Weight Operating Temperature Operating Pressure Relative Humidity 1 year 9 30VDC 30 mA None Nema 1 Metal wall mount with conduit knockouts 203 mm H x 203 mm W x 102mm D 8 x 8 x 4 1 info to be added 40 C to 85 40 F to 185 F Ambient Atmospheric Pressure 0 9090 non condensing 13 Digital Monitor AMC 1DBx Series User Manual 3 5 AMC 1D 8R
42. 1DBx 6 1 OPERATION The Gas Monitor AMC 1DBx provides the power and monitoring functionality for attached sensors It communicates with the sensors via digital highways employing RS 485 MODBUS and can access a maximum of 988 sensors transmitters 4 interfaces x 247 MODBUS addresses per interface User displays provide detailed information on the operation of the monitor and attached devices for example sensors relays and analog outputs through the use of menu and submenu items The user interface also consist of LEDS as indicated in 4 1 1 Monitor Features Additionally there is an External Buzzer and Annunciator which offers feedback on the state of the system Formally the system state status is reported to supervisory systems through the use of multiple interfaces These include local devices such as Analog Outputs and digital interfaces employing protocols such as BACnet IP and MODBUS RTU The monitor must be configured to define the sequence of operation There are several methods to configure the monitor e Using AMC Manager PC Application e Using BAS MODBUS RTU Interface e Using Monitor s Menu System The menu system is password protected for making changes When the operator is not logged in they are limited to inspecting the configuration When the user is logged in then they can make changes to the configuration Once logged in any menu navigation AMC Manager downloads or BAS MODBUS writes will automatically save the cur
43. 55 255 000 IP Router 010 000 000 001 BACnet UDP Port 0xbacO Octet Received 1434911 RX Packets 15168 Uni 0 RX Multi 0 Broad 15168 Loss no resources 0 Loss int errors 0 Loss other reasons 0 Octet Sent 0 Packets 0 Uni 0 Multi 0 Broad 0 Unsent no resources 0 Unsent int errors 0 Destination 0 Ethernet MAC 4c 80 4 00 00 00 61 Digital Monitor AMC 1DBx Series User Manual 6 12 11 GET LICENSE INFO The Get License Info menu allows you to view information about the application license To access the Get License Info screen 1 2 At the Log In screen press the DOWN pushbutton The Set Options screen is displayed Press the DOWN pushbutton The Select Sensor screen is displayed Press the DOWN pushbutton The Select Relay screen is displayed Press the DOWN pushbutton The Get Sensor Status screen is displayed Press the DOWN pushbutton The Get Relay Status screen is displayed Press the DOWN pushbutton The Get RS485 Status screen is displayed Press the DOWN pushbutton The Get Ethernet Status screen is displayed Press the DOWN pushbutton The Get License Info Screen is displayed Get License Info Press ENTER to navigate to the license information The license information is displayed across several screens Press ENTER to navigate to next screens 6 12 12 EXIT SETUP The Exit Setup menu allows you to exit from the monitor setup To access the
44. 6 13 2 Adding a New Transmitter New transmitters will be added to the monitor when customers increase the number of transmitters either as a result of increased floor plan space or additional gas types Follow the steps outlined in the following table to add a new transmitter Step Action Comment 1 Set the monitor s It is very likely that MODBUS errors will be seen appropriate RS 485 during this install Disabling the monitors Interfaces to Admin appropriate RS 485 will force the alarming functions Disable mode into fail state for that interface Audio alarms can be disabled with position 1 of dipswitch 2 Install the transmitter mounting instructions for transmitters provided in the transmitter user manual Select an appropriate location for the transmitter with the following considerations 90 Digital Monitor AMC 1DBx Series User Manual 4 Configure the MODBUS address on the transmitter Add configuration Coverage ensure it will physically monitor the intended area Airflow ensure it is not mounted under any air intake ducts Wiring the RS 485 wiring is a bus Long stubs are not permitted Conduit ensure that the wiring is in EMT Powering is the power supply appropriately sized After voltage drops in the wiring will there remain sufficient voltage for the transmitter to operate See the transmitter specifications Access ensure the transmitter is located where s
45. ACSERVER_TASK created DEVICE UNIQUENESS TASK created LOCAL RELAY ANALOG OUT TASK created ZONE SCHEDULING TASK created DB SAVE TASK created UPGRADE FW TASK created NETSETUP TASK created MODBUS1 TASK created MODBUS2 TASK created MODBUS3_ TASK created MODBUSA TASK created SLV MODBUS TASK created MODBUS RX LED TASK created MODBUS TX LED TASK created MODBUS UPDATE TASK created MONITOR SWITCH TASK created MONITOR SCOM TASK created DB SAVE USB TASK created ZONE SCHEDULING TASK created SHELL2 TASK created USB MFS TASK created Additionally the following FLASH Upgrade messages can be displayed when 10Aquila elf csum and 10Aquila elf bin file are detected on USB storage upon start up Some of the messages only occur during a fault situation FLASH Upgrade Ignoring Version detected in USB check file 10aquila elf csum FLASH Upgrade No USB EMAC file EMAC txt FLASH Upgrade Obtained MAC lt MAC gt in FLASH FLASH Upgrade Proceeding with upgrade Ignoring checksum in 10aquila elf csum FLASH Upgrade Need to Reboot to re initialize NANDFLASH Driver and start new image FLASH Upgrade No USB check file 10aquila elf csum FLASH Upgrade No USB image file 10aquila elf rbin FLASH Upgrade Bad USB image file 10aquila elf rbin FLASH Upgrade No USB check file 10aquila elf csum FLASH Upgrade Bad USB check file 10aquila elf csum FLASH Upgrade Old Version detected in USB check file 10aquila elf csum FLASH Upgrade Upgrade skipped Flash c
46. ALARM1 3 LEDs will indicate failure e The monitor will reboot over and over e This monitor faults must be reported to qualified technician for repair Do not advance to the next step System Initialized if any test fails e The System LED will turn off and remain off at this point If the reset cause was a watchdog or brown out reset e This fault can be cleared by pressing the HOLD pushbutton e This monitor fault must be reported to qualified technician for repair Data Base and Data Base storage device are checked The verification test prompts the user to accept default Digital Monitor AMC 1DBx Series User Manual database and self test will be performed data base storage device if any test fails e FAULT LED will remain lit with other combinations of D1 D3 and ALARM1 3 LEDs The monitor will reboot over and over e These monitor faults must be reported to qualified technician for repair Do not advance to the next step 5 Establish communications with downstream f the system detects a peripherals relays analog outputs and sensors missing device the FAULT LED will turn on the external buzzer and Annuniciator will also be activated 6 Establish communications with Upstream peer and If the system detects a masters duplication or configuration problem with the IP and or BACnet interfaces The System LED will turn off the extern buzzer and Annuniciator will also be activated
47. BAC MSTP timeout 20 100ms default value 20ms Shows the selection of the BAC IP UDP protocol UDP port is a 16 bit value between 47808 and 47823 BACnet typically uses port 47808 Shows the selection of the BAC IP BBMD address 0 255 for each network segment A non zero value will require registration with a BACnet Broadcast Master Device Shows the selection of the BAC IP Time to Live setting 0 65535 seconds 83 Table 6 7 Set BACnet Configuration Submenu DISPLAY BACnet BAS Set Devic Nam BACnet Name AMC 1DBx BACnet Name BACnet ID 1000003 BACnet Network Number 00000 Set BACnet Transport BACNET MSTP Set MSTP Address 127 MSTP Masters 127 MSTP Timeout 72 ms l Set BAC IP UDP Port 47820 BAC BBMD Address 000 000 000 000 IP TimetoLive 00060 seconds I Digital Monitor AMC 1DBx Series User Manual 6 12 20 SET MODBUS CONFIGURATION The monitor provides a single RS 485 port which interfaces to management systems such as BAS DCS or PLC The following menu items shown in Figure 6 8 provide the necessary site specific configurations for interconnecting the MODBUS interface between systems These configuration items consist of o MODBUS Address MODBUS Lock Code MODBUS Type M
48. DBx Gas Monitor supports two modes for Audible Alarms Pulse and Continuous The AMC 1DBx audio alarm can pulses for various alarm conditions When external alarm device such as RAM3 RAMA are connected the pulse mode causes these attached device s to fail i e latching the audio silence This Audio Cadence sub menu item allows the user to select the Pulsing or a Continuous alarm signal Information about the audio alarm operation can found in Table 5 2 Table 5 2 Audio Alarm Operation Status Output Normal Off Device Failure Sensor Relay or Analog Out Slow pulsing or Continuous Alarm Faster pulsing or Continuous Notes 1 The Dipswitch see Table 4 1 System Configuration DIP Switch Functionality enables disables the audio alarm The Audio Cadence submenu is accessed from the Audible Alarms submenu Values are changed by using the UP DOWN PREVIOUS and ENTER pushbuttons on the front panel of the AMC 1DBx gas monitor as shown in Table 5 3 Table 5 3 Enable Audio Cadence Input Pushbutton Action UP DOWN Toggles between the available options e Continuous e Pulse PREV Move up one level in menu system to Set Options ENTER Saves the selection Advances to the next option Zero Buffering 39 Digital Monitor AMC 1DBx Series User Manual 6 OPERATION AND CALIBRATION This section provides information about the operation and calibration procedures for the Gas Monitor AMC
49. DIX A 4 SYSTEM LOG 107 Digital Monitor AMC 1DBx Series User Manual APPENDIX A 5 ADMIN OG e er RR eter ri in etr ERU 109 APPENDIX A 6 SECURITY LOG sidere boot ett ERE 110 APPENDIX A 7 iret Eh donee e Etre ERE Bn cet ea D D bt tolo ve 110 LIST OF FIGURES Figure 4 1 Typical System Network Diagram 16 Figure 4 2 Digital Monitor AMC 1DBx Front 18 Figure 4 3 Digital Monitor iere tds nter eect pne rende En eens 19 Figure 4 4 System Configuration DIP 20 Figure 4 5 Downstream RS 485 Interfaces 22 Figure 4 6 BAS RS 485 23 Figure 4 7 Ethernet USB 25 Figure 4 8 Battery and Battery Holder for Real Time 26 Figure 4 9 8 Pin Headers tor Relays i i diee iiri o b ERR dd eu bue dE duke Rex ee und 27 Figure 4 10 External Annunciator Connector eenen 28 Figure 4 11 System Fault Connector 29 Figure 4 12 Integral Analog Output Terminal
50. Ene Latched associated with or without a Zone Event ZE Energized Ene and De Energized De Ene Minimum Run Time MRT associated with or without a Zone Event ZE e Energized and De Energized Post Run Time PRT associated with or without a Zone Event ZE The middle relay status area is similar to below and carries two forms Remote and Local items 56 Digital Monitor AMC 1DBx Series User Manual AMC 1DB Gas Monitor 1 0 Display Log Relay 17 Status Remote MODBUS 1 Admin Enabled ODBUS Address 100 Instance 1 AMC 1D8R RelayV017 Alarms 001 DeEnergized AMC 1DB Gas Monitor 1 0 Display Log Relay 1 Status Local Relay Admin Enabled LOCAL Instance 13 RelayV001 Alarms 000 DeEnergized Latched To access Get Relay Status menu 1 Atthe Log In screen press the DOWN pushbutton The Set Options screen is displayed 2 Press the DOWN pushbutton The Select Sensor screen is displayed 57 Digital Monitor AMC 1DBx Series User Manual 3 Press the DOWN pushbutton The Select Relay screen is displayed 4 Press the DOWN pushbutton The Get Sensor Status screen is displayed 5 Press the DOWN pushbutton The Get Relay Status screen is displayed Get Relay Status Press ENTER and navigate to the relay number and another ENTER to display relay information 58 Digital Monitor AMC 1DBx Series User Manual 6 12 9 GET RS485 STATUS The Get RS485 status menu
51. GROUND SIGNAL3 CABLE SHIELD GROUND SIGNAL1 GROUND SIGNAL4 CABLE SHIELD GROUND SIGNAL2 POWER GROUND MODBUS4 RS485B RS485A CABLE SHIELD POWER GROUND MODBUS3 RS485B RS485A CABLE SHIELD POWER GROUND MODBUS2 RS485B RS485A CABLE SHIELD POWER GROUND MODBUS1 RS485B RS485A CABLE SHIELD GROUND RS485B BUILDING AUTOMATION RS485A CABLE SHIELD J42 ETHERNET 10 100BASE T USB SPEED COLLISION 19 Figure 4 3 Digital Monitor Components Digital Monitor AMC 1DBx Series User Manual 4 1 2 1 System Configuration DIP Switch The functionality for the supplied dipswitch is identified in Table 4 1 Table 4 1 System Configuration DIP Switch Functionality Switch Function Normal Position Description ae NN 220 ee ITE MMC MN LI LL uL oT 3 Zero Disable OFF todisable zero buffering ON 5 6 CAL Mode OFF ON to activate CAL mode Post Run Timer ON OFF to disable the POST run timer 7 OFF 8 OFF ENGLISH 7 ON 8 OFF FRENCH See Description 7 OFF 8 ON SPANISH future 7 ON 8 OFF GERMAN future 7 8 Language Select Refer to Figure 4 3 Digital Monitor Components for the location of the System Configuration DIP switch pf al tj o Ec Es V B i 18 ira EN h E a Figure 4 4 System Configuration DIP Switch 1 Audio Disable When in the OFF posit
52. ODBUS Configuration MODBUS Address MODBUS Lock Code MODBUS TCP Port DOWN Figure 6 8 Set MODBUS Configuration To access the Set MODBUS Configuration submenu 1 2 3 4 Log into the gas monitor At the Log In screen press ENTER Enter the valid 4 character password Press ENTER The Select Sensor menu item is displayed Press the DOWN pushbutton until the Set Interface submenu is displayed Configure the Set Interface submenu items as necessary Once the configuration of the Set Interface submenu items has been completed the IP Configuration submenu is displayed Once the configuration of the IP Configuration submenu is completed the BACnet Configuration submenu is displayed Once the configuration of the BACnet submenu is completed the MODBUS BAS submenu is displayed 84 Digital Monitor AMC 1DBx Series User Manual Table 6 8 describes the items found in the Set MODBUS Configuration submenu Table 6 8 Set MODBUS Configuration Submenu SUBMENU DESCRIPTION DISPLAY Set MODBUS Allows the setting of the MODBUS MODBUS BAS device Slave Address Protocol 51 Address Un Lock Code Slave MODBUS Shows the selection of the slave Slave MODBUS Address Address MODBUS address 1 247 156 Slave MODBUS Shows the selection of the slave Slv MODBUS Lockcode Lockcode MODBUS lockcode 0 65534 55535 BAS must write this pattern into the MODBUS register at 500 to
53. S Operation 1 x Amber LED Blinks ON when the controller sends MODBUS traffic 1 x Green LED Blinks ON when the controller receives MODBUS traffic 16 Digital Monitor AMC 1DBx Series User Manual 4 ETHERNET 5 Display 6 DOWN Pushbutton 7 BACK Pushbutton 8 ENTER Pushbutton 9 RESET RELAY Pushbutton 10 TEST Pushbutton 11 HOLD Pushbutton 1 x Green LED to indicate Link Activity 1 x Green Red LED to indicate Link Speed 10 100 Collision A QVGA LCD with backlight used to display menu system operation Editing pushbuttons used to scroll through the current menus select parameters and increment or decrement selected parameter options or values Editing pushbutton used to move to the previous highest menu level or exits setup mode from the top level of the setup menu Editing pushbutton that selects a sub menu or confirms a menu parameter choice When pressed resets any latching relays providing the alarm condition has subsided When pressed causes continuous activation of all relay outputs energized de energized depending configuration activation of the system fail relay output to the de energized state and continuous activation of the audio alarm if enabled Sensor processing and updating of internal status and timers continues When released all outputs return to normal operation While pressed during normal operation this pushbutton freezes the display on the current
54. Series User Manual Table 4 8 USB Standard A Type Connector Pin out Pin Signal 1 Vbus power 5V 2 D 3 D 4 Power Signal Ground shell Chassis Ground 4 1 2 8 Real Time Clock The real time clock of the monitor has backup power provided by an on PCBA power source The real time clock is initially set at the factory and arrives at the customer site with the time as per the manufacturing time zone The real time clock device may be powered off for as much as 6 mouths between manufacturing and initial customer commissioning The real time clock will survive power outages lasting weeks without loss of the current time A 24 5mm 3V CR2450 lithium coin cell battery is provided on the PCBA to power the real time clock in order to meet the objectives The battery is replaceable in the field through a battery carrier socket provided See Figure 4 8 Battery and Battery Holder for Real Time Clock Refer to Figure 4 3 Digital Monitor Components for the location of the battery holder Figure 4 8 Battery and Battery Holder for Real Time Clock 4 1 2 9 Relays The monitor is capable of supporting up to 16 relays within the enclosure for controlling HVAC devices Additional relays are available with remote devices The relays are connected to the monitor through 8 pin plugs Refer to 26 Digital Monitor AMC 1DBx Series User Manual Figure 4 3 Digital Monitor Components for the locations of J12 J25 J27 and J43 These
55. T ACTIVITY LED This ETHERNET ACTIVITY LED is illuminated when the physical media has activity 6 3 9 ETHERNET SPEED COLLISION LED This ETHERNET SPEED COLLISION LED is two colors Green and Red The Green LED is illuminated when speed of the physical media is 100Mb s and not Green when physical media is 10Mb s This LED will light Red when the physical media detects a collision 6 3 10 24V POWER SUPPLY LEDS There are four 24V Power Supply LEDS one for each MODBUS channel Each channel will be illuminated if the fuse associated with that channel is not open 6 3 11 Self Test LEDs D1 D3 These LEDs will light during various self test operations and should not be stay illuminated for more that 15 seconds If these self test LEDs remain illuminated a hardware problem exists and this system fault must be reported to qualified technician for repair 6 4 External Buzzer and Annunciator Control The external buzzer and annunciator are activated as a Pulse or Continuous defined by the Option Audio Cadence configuration The external buzzer and Annunciator will be activated under the following e Alarm1 LED is illuminated with Option Audible Alarms All Alarms amp Fail e Alarm2 LED is illuminated with Option Audible Alarms All Alarms amp Fail All Alarms with Sensor Alarm Condition set for 2 thresholds e Alarm3 LED is illuminated with Option Audible Alarms All Alarms amp Fail All Alarms High Alarm Only e Fault LED is illuminated
56. USB Format USB Enable Disable Shows the selection of the backlight setting Always On Power Save Allows the selection of the unit node ID 1 9 Unit node ID is applicable when Serial Mode is configured for Remote A remote AMC Manager application can support up to 9 nodes Shows the selection of the user label USER1 through USER9 User label allows custom gas labels to be added to the sensor configuration menu Allows the modification of the user label Labels USER1 through USER9 can be changed to a 7 character custom label 76 Alarm Hysteresis 23 9 ORS Enable Dew Point Alm Serial Mod 57600 7 E REMOTE Date amp Time 2012 Mar 1 00 38 48 Log File Sensor Backlight Always On Unit Node ID Select User label USER1 Modify User label 1 USER1 Digital Monitor AMC 1DBx Series User Manual Select Unit Label Modify Unit Label Allows the selection of the unit label Engineering Unit Label allows custom gas units to be added to the sensor configuration menu Allows the modification of the unit label Unit ENG1 through ENG9 can be changed to a 4 character custom unit 77 Select Unit Label 1 ENG1 Modify Unit Label 1 ENG1 Digital Monitor AMC 1DBx Series User Manual 6 12 17 SET INTERFACE
57. al RS 485 Port 1 4 Set Relay Address 1 246 Local y Set Relay Instance Set Alarm Count Set Minimum Run Timer Set Post Run Timer Set Normal State Energized De Energized Set Relay Type Latching Non Latching Enable Acknowledge to Reset Figure 6 2 Select Relay Menu 68 Digital Monitor AMC 1DBx Series User Manual To access the Select Relay menu Te e Log into the gas monitor At the Log In screen press ENTER Enter the valid 4 character password Press ENTER The Select Sensor menu item is displayed Press the DOWN pushbutton The Select Relay menu item is displayed Table 6 2 describes the submenu items found in the Select Relay menu SUBMENU Select Relay Set Relay Admin State Set Interface Set Relay Address Set Relay Instance Set Alarm Count Set Minimum Run Timer Set Post Run Timer Set Normal State Table 6 2 Select Relay Menu DESCRIPTION Allows the selection of the relay of interest for displaying the relay configuration 1 256 Shows the selection of the relay admin state Enable Disable Shows the selection of the relay interface Local Modbus 1 4 Shows the selection of the relay address 1 256 Shows the selection of the relay instance 1 32 L local Shows the selection for the number of alarms 1 99 Shows the minimum run time 0 60 ensures minimum relay active state regardless of alarm fail eve
58. alog Output gt lt gt full scale with type mA type The following are exceptional Analog Out messages that are not normally logged they indicate a problem in the system and should be addressed Analog out MB Channel gt lt MB Address gt lt MB Instance gt Bad Device Name Product Type Fault Analog out MB Channel gt lt MB Address gt lt MB Instance gt Bad Device Name Not Ready Fault Analog out MB Channel gt lt MB Address gt lt MB Instance gt Bad Registration Fault The Zone event messages will appear throughout a schedule cycle for a zone relay A zone event involves a relay number which is enabled or disabled on schedule defined by its configuration The schedule field is shown as day Event Monday to Sunday Event or Monday to Friday Event The zone event cycle consists of three phases created cleared and completed The creation will enable or disable the Relay number as per the configuration The clear will start the de activation of the relay number and the completion indicates when the relay number associated with the zone has returned to normal operation The day number is 1 7 with Sunday being 1 and Saturday being 7 and a Zone event messages can be cleared and completed on the same or next day 105 Digital Monitor AMC 1DBx Series User Manual Zone lt Zone gt Relay lt Relay gt lt Schedule gt lt Phase gt lt Day Same Day Next Day gt lt Day gt APPENDIX A 3 ALARM LOG Items
59. armstrong Digital Monitor AMC 1DBx Series User Manual Revised 2015 Apr 27 Filename 3367405B Digital Gas Monitor 1dbx Series User Manual Doc Copyright 2014 Jan 20 AMC The Armstrong Monitoring Corporation Digital Monitor AMC 1DBx Series User Manual 215 Colonnade Road South Ottawa Ontario Canada K2E 7K3 Tel 613 225 9531 Fax 613 225 6965 Canada amp U S Toll Free 1 800 465 5777 E mail gas armstrongmonitoring com Internet www armstrongmonitoring com This page intentionally left blank Digital Monitor AMC 1DBx Series User Manual TABLE OF CONTENTS 1 INTRODUCTION er 6 EI OVERVIEW autora ise bare ub dre o dur ana ed 6 112 SAFETY CONVENTIONS vri Cheat devo oec eoe Deco Ete Eo Coche zx 6 1 3 OTHER DOGUMEN TS ius och oe coc 6 2 GENERAL INFORMATION 2x FR XXE annaia saaara akanan naika n ANDO Lanan ANNS nias 7 MEN IIo eC ETE 7 2 2 LIABILITY Ge 7 23 MODIFICATIONS AND 7 24 PRODUCT RETURN 7 2 0 UE 8 3 PRODUCT INFORMATION 6226 nap iet siu poo opu pes nh nire ou aa penat san 10 3 1 DIGITAL MONITOR AMC 1DBX sssseseeeeeennennnnnnnnnnnnnnn nnne nnn nn nnn nnn nnns nnns senis 10 9
60. ault relay is provided on the monitor The fault relay is a normally energized relay A power failure will place it in the state which indicates a fault The software places this relay in the active state de energized upon a failure being detected from any of the sensor transmitters The fail relay outputs are available on terminal block J24 The relay is rated for 1A at up to 42VDC 30VAC Refer to 28 Digital Monitor AMC 1DBx Series User Manual Figure 4 3 Digital Monitor Components for the location of J34 Figure 4 11 System Fault Connector Table 4 11 shows the pin out for the fail relay and terminal block The terminal block supports wire gauges from 14 to 26 AWG Table 4 11 Fail Relay Terminal Block and Pin out Pin Signal Normally Closed Common Normally Open 4 1 2 12 Analog Outputs There are four integral analog outputs provided to drive VFD variable frequency drive motors Additional analog outputs are available with remote devices The signal on the analog output is a function Sensor average or peak averaged over time of the detected gas levels found on the sensors within a zone The integral analog outputs can be configured with an switch for voltage or current mode An analog output can be configured for two ranges 4 20mA or 0 20mA These ranges are with reference to current mode but also determine the full range operation for voltage mode The 0 20mA range will give full range for voltag
61. bits that are conveyed or processed per unit of time DCS Distributed Control System The control system is a computerized intelligent network of electronic devices designed to monitor and control the mechanical and lighting systems in a building EMT and EMI Electrical Metal Tube conduit also adds an added degree of electrical shielding against EMI Electro Magnetic Interference from devices such as RF Radio Frequencies radio sources IP The Internet Protocol IP is the principal communications protocol used for relaying datagrams also known as network packets across an internetwork using the Internet Protocol Suite Responsible for routing packets across network boundaries it is the primary protocol that establishes the Internet IP Address An IP address consists of four numbers each of which contains one to three digits with a single dot separating each number or set of digits Each of the four numbers can range from to 255 An example IP address is 78 125 0 209 MODBUS Modbus is a serial communications protocol published by Modicon in 1979 for use with its programmable logic controllers PLCs Simple and robust it has since become one of the de facto standard communications protocols in the industry and it is now amongst the most commonly available means of connecting industrial electronic devices MODBUS ASCII Modbus ASCII is used in serial communication and makes use of ASCII charac
62. bly The connector is mounted along the bottom edge of the printed circuit board Refer to Figure 4 3 Digital Monitor Components for the location of the Ethernet connector It is a hybrid connector and has the USB interface integrated into it 24 Digital Monitor AMC 1DBx Series User Manual Figure 4 7 Ethernet USB Connector Table 4 7 shows the pin out for the dual row 4 pin terminal block Table 4 7 RJ 45 Connector Pin out Pin oO a BR wl rm gt Signal Transmit Positive Transmit Negative Receive Positive Connected to 5 unused 75R AC termination to chassis ground Connected to 4 unused 75R AC termination to chassis ground Receive Negative Connected to 8 unused 75R AC termination to chassis ground Connected to 7 unused 75R AC termination to chassis ground 4 1 2 7 USB A USB standard A type connector is provided for interfacing with devices such as USB FLASH drives The connector is mounted along the edge of the printed circuit board The USB interface will support USB 1 0 and USB 2 0 devices Up to 500 mA is available on this interface for powering external devices Figure 4 3 Digital Monitor Components for the location of the USB connector connector and also has an Ethernet interface integrated into it Refer to Figure 4 7 Ethernet USB Connector Refer to Table 4 8 shows the pin out for the USB standard A type connector 25 It is a hybrid Digital Monitor AMC 1DBx
63. c onitor database save complete The AMC 1DB ADF file on the USB storage device will be renamed to AMC 1DB ADF_RESTORED _YEAR_MON_DAY_HOUR_MINUTE The AMC1DB_P ADF file on the USB storage device will be renamed to AMC1DB_P ADF_RESTORED _YEAR_MON_DAY_HOUR_MINUTE If unsuccessful when Display LCD logs are enabled the Display Log middle area will indicate Can t Restore DB from USB Using previous DB Possible a database mismatch ID message will appear if ADF file is incompatible with existing monitor F W Data Base ID Mis match When restore is unsuccessful the AMC 1DB ADF and AMC1DB_P ADF filenames will remain unmodified on USB storage device 6 12MENU SYSTEM AND FEATURES 6 12 1 Menu Navigation System setup configuration and maintenance are performed using the LCD display and the programming keypad located on the front panel of the Gas Monitor AMC 1DBx Four pushbuttons are provided labeled BACK UP DOWN and ENTER Note BACK Pushbutton Moves to the previous highest menu level or exits setup mode from the top level of the setup menu UP DOWN Pushbutton Scrolls through the current menus selects parameters increments or decrements selected parameter options or values ENTER Pushbutton Selects a submenu or confirms a menu parameter choice Access to the configuration functions is password protected All systems parameters except selection of the default Display Mode require a password prot
64. c vo Q NC Figure 4 12 Integral Analog Output Terminal Block The analog output is configured for either voltage or current by the use of a dip switch Table 4 13 Analog Output and Voltage vs Current Switches Channel Switch Analog Output 1 SW12 Analog Output 2 SW14 Analog Output 3 SW11 Analog Output 4 SW13 30 Digital Monitor AMC 1DBx Series User Manual 4 1 3 Power Supply An integral power supply is provided within the monitor The monitor provides sufficient power to support up to 20 transmitters AMC 400 on MODBUS lanes 1 through 4 and requires the use of external AMC 1DPS for powering additional units Manufacturing options allow for the following power sources e 120VAC o Isolation provided by transformer for industrial controls e 24VAC o No Isolation is provided between power inputs and feeds to transmitters e 24VDC o No Isolation is provided between power inputs and feeds to transmitters The switch circuit breaker is installed on the DIN rail the right hand side within the enclosure A terminal block is provided for connecting power at the power entry point 8 to 24 AWG wiring A ground lug is provided to connect safety ground to the chassis ground of the enclosure 2 to 14 AWG wiring 31 Digital Monitor AMC 1DBx Series User Manual 5 INSTALLATION Follow the guidelines in this section for proper locations and installation of the Digital Mo
65. cks changes to the MODBUS RS 485 BAS and PRINTER PORT interfaces Modbus Changed due to Menu Action RS485 lt Channel gt lt Enabled or Disabled gt BAS MODBUS lt Enabled or Disabled gt Serial Mode Changed to Printer from Menu Additionally the Administration log tracks detail of the DIP Switch User Options when change is detected 109 Digital Monitor AMC 1DBx Series User Manual DIP Switch Language English DIP Switch Language French DIP Switch Audio lt Disabled or Enabled gt DIP Switch Sensor Delay lt Disabled or Enabled gt DIP Switch Zero Buffer lt Disabled or Enabled gt DIP Switch Minimum Run Time lt Disabled or Enabled gt DIP Switch Post Run Time lt Disabled or Enabled gt DIP Switch Calibration Mode lt Disabled or Enabled gt APPENDIX A 6 SECURITY LOG Items The security log file messages can appear in the USB Storage device when the menu item Log File gt Admin is enabled The Security log tracks password changes system menu log in and log out and BAS MODBUS write access The following messages can appear in the security log file Password Accepted from Menu Password Changed from Menu Log In Attempted from Menu Log Out Occurred from Menu Logged Out Remotely AMC Manager BAS MODBUS Lockcode Write Match Achieved from BAS BAS MODBUS Lockcode Updated from Menu APPENDIX A 7 COMM LOG Items The communication log file messages can appear in the USB Storage device when the menu item Log File gt Comm i
66. e Typical System Network Diagram for the AMC 1DBx Digital Monitor MODBUS Building Automation BACnet Building Automation RS 485 10 100BT Ethernet MODBUS AMC Digital Monitor 1DBx Release 1 0 Maximum 988 Transmitters Maximum 128 Zones Maximum 80 Relays Maximum 20 Analog Outputs LV 16x Relay 7U O x Analog Output E 120VAC 24V AC DC Optional 4x RS 485 Interfaces to MODBUS Slaves 0 On each RS 485 Interface al x Up to 247 Devices 0 Relay Up to 2 Relay Modules LV 2x Analog Output h x Relay Relay 2x Analog Output Module Relay a m Module 9 RS 485 NE 4 RS 485 MODBUS MODBUS Q i 8x Relay 2x Analog Outpi 8x Relay 2x Analog Output Relay Relay Module Module a 9 a 2 4 RS 485 RS 485 MODBUS MODBUS Figure 4 1 Typical System Network Diagram Figure 4 2 Digital Monitor AMC 1DBx Front Cover shows a view of the AMC 1DBx Digital Monitor front cover 4 1 4 Monitor Features FEATURE DESCRIPTION 1 System Status 1 x Green SYSTEM LED Power indicator representing power supply health 1 x Amber FAULT LED Fault indicator representing system health 2 ALARM Indication 3 x Red LEDS Indicators representing 3 alarm indications OFF Typically gas concentration at transmitter s is below alarm thresholds ON Typically gas concentration at transmitter s has exceeded alarm threshold 3 MODBU
67. e mode In voltage mode the integral analog output will swing from 0 to 10 volts when configured for full range In current mode the maximum load for an integral analog output is 500 ohms Please refer to 6 12 21 SET ANALOG OUTPUTS for complete configuration details Note Failed sensors have a zero gas level and thus the analog output will reflect this Disabling a zone will return the analog output to its zero gas level Disabling an active analog output will leave it with its last gas level In order to prevent this configure the analog output to out of service mode 29 Digital Monitor AMC 1DBx Series User Manual A shielded cable is employed to wire this signal to the target system For each local analog output a three position terminal block is provided The terminal block supports wire gauges from 16 to 26 AWG Table 4 12 shows the pin out and description for the integral analog outputs and terminal blocks 39 J40 Table 4 12 Integral Analog Output and Terminal Block Pin out Pin _ 3 4 5 6 Signal Chassis Ch3 Signal Chassis Ground Ground Signal Ground Ground Signal Chassis Ch4 Signal Chassis Ground Ground Signal Ground Ground Refer to Figure 4 3 Digital Monitor Components for the location of the Analog Output Terminal block Ch 1 Signal Ch 2 Signal Front Row Ch1 3 Back Row Ch2 4 S2 SigGnd CGnd 54 SigGnd CGnd 51 SigGndCGnd 53 SiaGndCGnd n M
68. e monitor banner consisting of the product name and software revision When the system enters alarm or failed sensor it will switch to the sensor status The following display is example of sensor status 41 Digital Monitor AMC 1DBx Series User Manual 10 Gas Monitor 1 0 Display Log Sensor3 Good No Alarms Remote MODBUS 1 Admin Enabled MODBUS Address 003 Instance 1 Enhanced AMC411 umber of Alarms 2 Alarml Relay 9 Delay 0s Alarm2 Relay 10 Delay 0s Alarm3 Relay Not Used Fail Relay 4 Delay 0s Sensor Model N A Sensor S N N A tion Period Days N A fore Calibration N A fore End of Life N A Sensor Supply Voltage N A Temperature N A The above display can be configured to cycle through sensor device information for each sensor connected to the monitor when Option Display Mode is set for Disp All Data Please refer to Get Sensor Status for complete details Alternatively the display can be configured for relay status The following display is example of relay status 10 Gas Monitor 1 0 Display Log Relay 1 Status Remote MODBUS 1 Admin Enabled IMODBUS Address 001 Instance 1 De Energized The above display can be configured to cycle through relay device information for each relay connected to the monitor when Option Display Mode is set for Disp All Relay Please refer to Get Relay Status for complete details 42 Digital Monitor AMC 1DBx Series User Manual 6 3 LEDS The user inter
69. eases increases to below above the Threshold subject to hysteresis the relay is kept activated for a minimum period of time defined in the Minimum Run Timer The minimum run timer ensures that the external fan operation does not suffer from stutter starts where the fan is activated for under 5 seconds then deactivated Fan stutter starts can be a major source of maintenance on the mechanical components motors belts pulleys etc of the fans The Minimum Run Timer may expire while the sensor signal is still in the alarm state The Minimum Run Timer is commonly confused with the Post Run Timer described in the following paragraph 14 Post Run Timer Once the sensor signal falls below the alarm threshold then the Post Run Timer keeps the relay activated until the timer expires The Post Run Timer provides the benefits of the Minimum Run Timer and additionally ensures that the ventilation is activated long enough to ensure that the gas concentration is well below alarm thresholds The Post Run Timer is commonly confused with the Minimum Run Timer previously described 92 Digital Monitor AMC 1DBx Series User Manual 6 13 4 Zone Operation The Zone programming allows a group of sensors to be applied to a dedicated set of Alarm Fail relays This group could be located on a single floor of an underground parking facility where the group of sensors controls the same ventilation component The sensors act as a group controlling these rela
70. ected log in before any parameters can be modified 51 Digital Monitor AMC 1DBx Series User Manual 6 12 2 LOGGING IN Entry into System Setup mode is gained by pressing the ENTER pushbutton while in any Display mode To log into the monitor 1 Press the ENTER pushbutton The Log In screen is displayed 2 Press the ENTER pushbutton again The Enter password screen is displayed 3 Enter the valid 4 character alphanumeric password 4 Press ENTER The Select Sensor menu item is displayed The default password is 1234 Each digit of the password is blanked while the ensuing following digits are being entered Note Until a correct password is used to log into the product application setup data may be viewed but not changed The user password shall be changeable only after you have logged in using a valid password 6 12 3 Changing Password Once logged in you can choose to change the 4 character alphanumeric password To change the password Log into the gas monitor At the Log In screen press ENTER Enter the valid 4 character password Press ENTER The Select Sensor menu item is displayed Press the DOWN pushbutton The Select Relay menu item is displayed 6 Continue pressing the DOWN pushbutton until the Change Password screen is displayed 7 Press ENTER The New Password screen is displayed 8 Use the UP pushbutton to set the new password to the 4 alphanumeric characters you want and press ENTER
71. ee Figure 5 1for mounting hole locations WARNING ALL CABLE ENTRY MUST BE MADE THROUGH THE BOTTOM OF THE MONITOR ENCLOSURE ONLY OTHER ENTRY LOCATIONS COULD ALLOW FOREIGN MATERIAL TO ENTER THE ENCLOSURE CAUSING POSSIBLE DAMAGE TO THE INTERNAL COMPONENTS 32 Digital Monitor AMC 1DBx Series User Manual 241 mm 9 500 ALARM RS 485 ALARM2 TRANSMIT RECEIVE ALARM 1 ETHERNET FAULT LINK SPEED SYSTEM ACTIVITY 19 10C agjarmstrong DIGITAL MONITOR www armstrongmonitoring com 800 465 5777 CALIBRATE REGULARLY FOR SAFETY L 9 5 mm 0 375 4 HOLES Figure 5 1 Location of Mounting Holes for AMC 1DBx Digital Monitor 5 1 2 AMC 1DPS 403 6 mm 16 000 403 6 mm 16 000 MOUNTING HOLES DIA 6 35 mm 0 250 X4 25 4 mm 1 000 TYP Y 4 SIDES Figure 5 2 Location of Mounting Holes for AMC 1DPS 33 Digital Monitor AMC 1DBx Series User Manual 5 1 3 AMC 1DA RPT4 245 9 65 1 330 mm 12 996 2 095 20 375 4 HOLES Figure 5 3 Location of Mounting Holes for AMC 1DA RPT4 5 1 4 AMC 1DA RPT 140 mm l 5 5 i 225 mm 8 875 Q9 5mm 20 375 4 HOLES Figure 5 4 Location of Mounting Holes for AMC 1DA RPT 34 Digital Monitor AMC 1DBx Series User Manual 5 1 5 AMC 1D 8R
72. epresentative or when such failure is due to misuse or conditions of use Any equipment deemed to be defective by the user should be returned to The Armstrong Monitoring Corporation for evaluation For information about returning products refer to the PRODUCT RETURN section in this manual 2 2 LIABILITY CAUTION All AMC products must be installed and maintained according to instructions to ensure proper operation Only qualified technicians should install and maintain the equipment 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 THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED AND SPECIFICALLY THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE THERE ARE NO WARRANTIES THAT EXTEND BEYOND THE DESCRIPTION ON THE FACE THEREOF WARNING USE THE PROPER SAFETY PRECAUTIONS AND CHECK TO ENSURE THE WORKING AREA IS FREE FROM HAZARDS DURING INSTALLATION OR WHEN PERFORMING MAINTENANCE 2 3 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 2 4 PRODUCT RETURN All products returned for warranty service will be by prepaid frei
73. eptional messages that are not normally logged they indicate a problem in the system and should be addressed Low Voltage detected on Battery Database RTC at Startup Low Voltage detected on Battery Database RTC Could not create MONITOR_TASK Could not create UPGRADE_FW_TASK Could not create DB SAVE TASK Could not create DEBUG PRINT TASK Could not create SENSOR LOG TASK Could not create RELAY LOG TASK Could not create ALARM LOG TASK Could not create SYSTEM LOG TASK Could not create ADMIN LOG TASK Could not create SECURITY LOG TASK Could not create COMM LOG TASK Could not create PRT LOG TASK Could not create TELNET TASK Could not create NETSETUP TASK Could not create LCD DISPLAY TASK Could not create LCD TIME TASK Could not create DB RESTORE USB TASK Could not create DB RESTORE USB TASK Could not create MONITOR TASK Could not create UPGRADE FW TASK Could not create LOCAL RELAY ANALOG OUT TASK Could not create MODBUS1 TASK Could not create MODBUS2 TASK Could not create MODBUS3 TASK Could not create MODBUSA TASK Could not create SLV MODBUS TASK Could not create MODBUS RX LED TASK Could not create MODBUS TX LED TASK Could not create MODBUS UPDATE TASK Could not create MONITOR SWITCH TASK Could not create MONITOR SCOM TASK Could not create DEVICE UNIQUENESS TASK Could not create BACSERVER TASK Could not create FORMAT USB TASK Could not create DB SAVE USB TASK Could not create ZONE SCHEDULING TASK Could not create Telnet s
74. eriod of 60 seconds This allows output smoothing over the sampling period System performance and periodic device updates prevent ideal smoothing 88 Aout RInstancevVo 001 Aout Range 0 001 4 20mA Aout Scale VO 001 20 0 Aout Type 001 Peak l Aout Sample VO 001 60 seconds Digital Monitor AMC 1DBx Series User Manual 6 13 MONITOR COMMISSIONING AND INSTALLATION SCENARIOS 6 13 1 System Startup System startup begins at powering on the monitor and continues until the monitor is in communications with the downstream peripherals and the upstream peers and masters Item 1 Power On Reset e Voltage Monitor holds CPU in reset for 3 seconds e Places the System Fail relay in fail safe position 2 Board Level Self Test failures reported to display and LEDs e During startup the System LED will turn on and off as Power On Self test is performed The LCD backlight with turn and Display will begin to perform screen fills with white and black patterns 3 AMC Monitor Banner and Firmware version will be displayed 4 Database Verification 89 Remarks If voltages are too low the Monitor will be stuck in this state If the processor or FLASH memory is faulty no LED activity may occur Exercises DDR2 memory and the Display Controller if any test fails e FAULT LED will remain lit with other combinations of D1 D3 and
75. erver Could not create SHELL TASK Could not create USB MFS TASK Error Installing NV Device Name 101 Digital Monitor AMC 1DBx Series User Manual Error installing dtim lt DMA Timer gt Error Installing lt Printer Device Name gt Error Installing lt Console Device Name gt Error Installing lt Log Device Name gt Error installing lt NV Device Name gt RTCS failed to initialize error lt Error Number gt USB Failed to Install eGUI D4D initialization failed tfs install returned lt TFS Eror gt Opening Log Device Name device driver failed Opening dtim lt DMA Timer gt interrupt driver failed Opening Device Name device driver failed Opening Printer Device Name device driver failed Opening Console Device Name device driver failed Unable to open flash device NV Device Name Could not open I2C Device Name device FLASH Upgrade USB image file 10aquila elf rbin CS cksum differs 10aquila elf csum lt CS gt FLASH Upgrade Need to Reboot to re initialize NANDFLASH Driver FLASH Upgrade Fatal Will retry until successful check USB files 10aquila elf rbin and 10aquila elf csum FLASH_IOCTL_ENABLE_BUFFERING failed FLASH_IOCTL_GET_BLOCK_MAP failed Monitor Image Save Compare failed BAD IP IP Address In Use BAD BACnet ID ID In Use BACnet Abort Reason BACnet Reject Reason Watch dog disabled by USER ENTER PB at start up Watch dog disabled compiled time def
76. ervice personnel can have access for calibration purposes Mount the transmitter housing to a solid structure i e a wall at nose height Run the wiring to the Transmitter If the transmitter is added in the middle of the bus be aware that while the bus is opened to add a new transmitter the monitor will be able to communicate with transmitters on the same side of the open If the transmitter extends the bus and becomes the new end unit ensure the bus termination is removed from the previous end unit The new unit must be strapped to provide bus termination If the transmitter has been ordered with the correct MODBUS address factory configured this step will not be required If the transmitter has been taken from inventory or service stock then the configured MODBUS address contained within it is likely not correct Determine the correct MODBUS address to be employed see the monitor configuration and configure it into the transmitter For as long as incorrect MODBUS remains configured in the transmitter monitor indications may be that a previously serviceable transmitter is experiencing communication problems due to the duplicate MODBUS address Use the Select Sensor menu to configure the 91 Digital Monitor AMC 1DBx Series User Manual information for the new transmitter into the monitor database new transmitter into the monitor database e Use AMC Manager as an alternative when configuring the monit
77. face consists of 9 product LEDs 4 power supply LEDs and 3 Self Test indicators Nine of the product LEDS are present on Front Panel and also the monitor board itself These include e System Fault Alarm Alarm2 Alarm3 RS 485 TX RS 485 RX Ethernet Activity Ethernet Speed Collision Inside the cabinet there are four power supply LEDs CH1 CH4 V one for each 24v MODBUS channel Also inside the cabinet are 3 Self Test LEDs D1 D3 6 3 1 System LED The System LED is lit wnen the system is up and running without problem This LED will turn off under the following conditions e Startup operation e Runtime operation after watchdog or brown out reset e or BACnet duplication or configuration fault During startup the System LED will turn on and off as self test and system startup progresses During start up and at various times the self test indicators D1 D3 may be light up If these self test LEDs remain lit a hardware problem exists and this system fault must be reported to qualified technician for repair The System LED will turn off and remain off during system operation when the reset cause indicates a watchdog or brown out reset A watchdog reset indicates software operation was unable to process the operation of the system A brown out reset occurs when the internal VDD power supply drops below 3v A watchdog or brown out reset must be reported to qualified technician This fault can be cleared by pressing the HOLD pushbutton
78. g their minimum run timer requirements thus releasing them from their energised or de energised state Minimum run timers can be configured for each relay from 0 to 60minutes and will hold an active relay for the duration once a sensor zone sensor alarm has occurred Note Scheduled zone events don t utilise Minimum Run Timers Calibration Mode When in the OFF position this switch will ensure all sensor zone sensor alarms will be de activated and ignored This will include any current relay activations held active by their associated minimum and post run timers Fail devices status will still be displayed but external audio buzzer and annunciator will be de activated Calibration mode should be used when making configuration changes through logged in menu navigation AMC Manager downloading or MODBUS writes to prevent unnecessary transitions on building s fan controller driven by relays Note An analog output will still assert its assigned zone sensor s gas concentration regardless of calibration mode Post Run Timer Disable When in the OFF position this switch will override any relays currently executing their post run timer requirements thus releasing them from their energised or de energised state Post run timers can be configured for each relay from 0 to 60minutes and will hold an active relay for the duration once a sensor zone sensor alarm has cleared Note Scheduled zone events don t utilise Post Run Timers 4 1 2 2 RS 485 Five RS 485
79. ght Please obtain a Return Material Authorization RMA number from AMC prior to shipping and ensure this RMA number is clearly visible on the outside of the shipping container Material shipped without a RMA number issued by AMC will be rejected and returned All products returned to the client will be freight collect Digital Monitor AMC 1DBx Series User Manual Service Department contact information Web www armstrongmonitoring com North America toll free 1 800 465 5777 2 5 GLOSSARY Term Description BACnet Building Automation and Control networks BACnet is a communications protocol for building automation and control networks It is an ASHRAE ANSI and ISO standard protocol BACnet allows communication of building automation and control systems for applications such as heating ventilating and air conditioning control lighting control access control and fire detection systems and their associated equipment The BACnet protocol provides mechanisms for computerized building automation devices to exchange information regardless of the particular building service they perform BAS Building Automation System The control system is a computerized intelligent network of electronic devices designed to monitor and control building mechanical and lighting systems Bps Bits per Second In telecommunications and computing bit rate sometimes written bitrate data rate or as a variable R is the number of
80. in the FLASH device The Reset Cause 0x08 PowerUp messages will appear on system start up Additionally there are several other reset causes 0x08 PowerUP 0x04 Ext Reset and 0x02 Watchdog Reset External Reset is further decoded into an additional message indicating the type of external reset Brown Out or Multiple The Watch dog enabled message will appear at start up when the watch dog device has been activated The Watch dog device provides checking of the system integrity and will reset the system when incorrect operation is detected A Watch dog reset cause message will be displayed whenever the system restarts due to this issue Additionally the System LED will stay turned off upon watch dog restart and can be re lit by pressing the HOLD Pushbutton The No USB Restore DB File message will appear if there is no data base restore file present on the USB Storage device at start up The No USB Device to Restore DB message will appear if there is no USB Storage device installed The data base restore file is used on start up to change the configuration created by AMC Manager or restores a previous save data base A message similar to Database Restore from USB ciamc 1db adf restored 2013 8 27 10 45 and Database Restore from USB c iamc1db_P adf_restored_2013_8 27 10 45 will appear if the files amc 1db adf amcidb_P adf are present on the USB Storage device at start up The Monitor database save complete message will ap
81. information for those assemblies if provided is found in the following sections 3 1 DIGITAL MONITOR AMC 1DBx 3 2 AMC 1DPS Power Supply 3 3 AMC 1DA RPT4 RS 485 4 Port Repeater 3 4 AMC 1DA RPT RS 485 Single Port Repeater 3 5 AMC 1D 8R RS 485 8 Relays 2 Analog Outputs This following section provides information about part numbers and serial numbers 3 1 DIGITAL MONITOR AMC 1DBx Part Number AMC 1DB Serial Number MAC Address 4 80 4 __ Warranty Period 2 Years Power Supply Requirement 120 VAC 60 Hz 100 VA 24V AC DC 4A Operating Temperature 20 C to 40 C 4 F to 104 F Operating Pressure Ambient atmospheric pressure Relative Humidity 0 95 non condensing Buzzer 90 dBa Maximum Rated current A 10 Relay Ratinas Maximum Rated voltage DC AC V DC AC 30 240 9 Single phase motor rating 230 V kw 0 37 Breaking capacity DC1 30V A 10 CAUTION All AMC products must be installed and maintained according to instructions to ensure proper operation Only qualified technicians should install and maintain the equipment 10 Digital Monitor AMC 1DBx Series User Manual 3 2 AMC 1DPS Power Supply Part Number Serial Warranty Period Model Type Specific Power Requirement Input Fuse Output Fuse Secondary Power Dimensions Weight Operating Temperature Operating Pressure Relative Humidity 1 year AMC 1DPS 7A 120VAC 3 6A 60Hz 4A 120V Slow Blow
82. inition Watch dog not kicked incorrect running task count lt Task Count gt Can t Display BAD VRAM BWalk Field of Zeros Can t Display BAD VRAM BWalk Field of Ones Can t Display BAD VRAM AWalk Field of Zeros Can t Display BAD VRAM AWalk Field of Ones Can t Display BAD VRAM March Field of Ones Can t Display BAD VAM March Field of Zeros Failed to get lt Buffer Name gt buffer NAND Flash Bad Block lt Block Number gt Found No Monitor Database in NV Device Name can t Seek ERROR No Monitor Database in NV Device Name can t read ERROR No Monitor Database in NV Device Name block erased Failed Monitor Database Save Compare Can t Save DB to USB Device Can t Restore DB from USB Using previous DB Can t save Database BAD SRAM BWalk Field of Zeros Can t save Database BAD SRAM BWalk Field of Ones Can t save Database BAD SRAM AWalk Field of Zeros Can t save Database BAD SRAM AWalk Field of Ones 102 Digital Monitor AMC 1DBx Series User Manual Can t save Database BAD SRAM March Field of Ones Can t save Database BAD SRAM March Field of Zeros Data Base ID Mis match Can t _timer_create_component Can t create save_monitor_db_timer event Can t create update_modbus_timer event Can t create Monitor reenable console display logs event ptr Can t create Monitor lite event ptr Can t open save monitor db timer event Can t open update modbus timer event Can t open Monitor reenable console display
83. ion this switch will prevent the external buzzer and annunciator from activating on sensor alarm or device failure Please refer to 4 1 2 10 for connection detail of the buzzer and annunciator The buzzer can be activated for the following reasons e System or Device Sensor Relay Analog Output Failure e Sensor or Zone Sensor Alarm Data Base Checking 20 Digital Monitor AMC 1DBx Series User Manual e SILENCE RESET RELAY TEST or Data Base initialization pushbutton pressed Note Audio beeps for SILENCE RESET RELAY TEST or Data Base initialization pushbutton action are not disabled by this switch Delay Disable When in the OFF position this switch will override and programmable delays associated with sensor activation Sensor activation delays can be configured from 0 3600 seconds for Alarm1 3 and Fail sensor thresholds Zero Buffering Disable When in the OFF position this switch will override the programmable Zero Buffering value Zero Buffering is used to inhibit display of gas concentration below a specific threshold When below this value the sensor will display 0 gas concentration It can be configured from 0 596 of full scale gas concentration and applies to the all sensors Note An analog output will still assert its assigned zone sensor s gas concentration regardless of the zero buffer setting Minimum Run Timer Disable When in the OFF position this switch will override any relays currently executin
84. l relays and analog output with a provision for a scheduled relay event Change Password Allows changing of the system password once logged in Get License Info Allows you to view the application license information Since the monitor s programming functions are password protected it is necessary to access the login screen See Menu Navigation 6 12 6 Allowable Operations When Not Logged In You can navigate menus without logging into the monitor This feature is provided to allow you to view configuration information Without logging in you can view new menu items which provide status statistics information about transmitters and relays From the Log In screen and before entering a password to log in use the DOWN pushbutton to scroll to and access the following menus Set Options Select Sensor Select Relay Get Sensor Status Get Relay Status Get RS 485 Status Get Ethernet Status Get License Info Exit Setup 6 12 7 GET SENSOR STATUS The Get Sensor status display allows you to view operational status and statistics about the sensor in question It is available when system is running with Option Menu Display Mode set for Disp All Data or through the logged out menu Get Sensor Status The bottom two line display is employed to navigate to the sensor status window The two line display indicates Line 1 e menu item title e sensor number e acheck mark V indicating the sensor ID is unique within the system Line 2 e target gas
85. logs event ptr Can t open Monitor lite event ptr timer start oneshot after timer start oneshot after timer start oneshot after timer start oneshot after failed for Save Monitor Database failed for Modbus update failed for Monitor reenable console display logs failed for Monitor lite 25 Writing to dtim lt DMA Timer gt interrupt failed dtim lt DMA Timer gt Couldn t flip MB lt Channel gt TO WRITE dtim lt DMA Timer gt Couldn t flip MB lt Channel gt TO READ Couldn t set I2C DAC Bus address I2C DAC not available Bad parameters for Do MAS Modbus sensors Bad parameters for Do MAS Modbus relays Bad parameters for Do MAS Modbus analog outs UE ISR In ISR 0 or 1 PC Ox lt Address gt and SR Ox Status Register UE ISR TIME Year Month Day Hour Minute Second gt Day lt 0 to 7 gt UE ISR Vector Vector Number UE ISR Task Id Ox Task Number and Stack Frame Ox Stack Pointer WD SR In ISR 0 or 1 Ox lt Address gt and SR Ox lt Status Register WD SR TIME Year Month Day Hour Minute Second gt Day lt 0 to 7 gt WD SR Vector Vector Number WD SR Task 14 Ox Task Number and Stack Frame Ox Stack Pointer APPENDIX A 1 SENSOR LOG Items The sensor log file messages can appear in the USB Storage device when the menu item Log File gt Sensor is enabled The RS 485 messages will appear when the RS 485 system has been reconfigured due to changes t
86. ly displayed sensor until it is released Upon release the display immediately advances to the next sensor depending on the display mode selected allowing the HOLD pushbutton to be used to quickly step through multiple sensors 17 Digital Monitor AMC 1DBx Series User Manual 12 SILENCE Pushbutton When pressed this pushbutton silences the audible alarm indication resulting from all active sensor alarms for an individual adjustable preset length of time within the range of 0 to 60 minutes or infinite Set its value to 0 to disable the acknowledge feature Configure this pushbutton to also reset all associated relay output indications subject to defined minimum run times for each relay Pressing the SILENCE pushbutton in response to new or recurring alarm conditions resets the acknowledge timer to the preset time including conditions previously acknowledged Note Sensor failure indications cannot be acknowledged except to reset the system fail relay ALARMS MODBUS OPERATION ALARM ALARM ETHERNET ETHERNET amp LINK ALARM INDICATION ACTIVITY HERD BACK PUSHBUTTON ENTER PUSHBUTTON SYSTEM STATUS UP PUSHBUTTON DOWN PUSHBUTTON HOLD PUSHBUTTON SILENCE PUSHBUTTON RESET RELAY PUSHBUTTON TEST PUSHBUTTON a rms romn ONITORIN G DIGITAL MONITOR waw armstrongmonitoring com 800 405 5777 CALIBRATE REGULARLY FOR SAFETY Figure 4 2 Digital Monitor AMC 1DBx Front Cover 4 1
87. m conditions resets the acknowledge timer to the preset time including conditions previously acknowledged Note Sensor failure indications cannot be acknowledged except to reset the system fail relay RESET RELAY Pushbutton When pressed this pushbutton resets any latching relays providing the alarm condition has subsided 6 12 5 Menu Options The monitor offers several menu options accessible from the main screen including Menu Option Description Get Sensor Status Allows operational status and statistics to be viewed for a specific sensor Get Relay Status Allows operational status and statistics to be viewed for a specific relay Get RS 485 Status Allows operational status and statistics to be viewed for a specific interface Get Ethernet Status Allows operational status and statistics to be viewed for the Ethernet interface Set Options Allows configuration of the system wide configuration items Set Interface Allows configuration of the monitor digital interfaces and includes 53 Digital Monitor AMC 1DBx Series User Manual the following submenu items e Set IP Configuration e Set BACnet Configuration e Set MODBUS Configuration e Set Analog Outputs Select Relay Provides access to the menu items which configure the system relays Select Sensor Provides access to the menu items which configure the system sensors Select Zone Provides access to menu items for grouping sensors associated with alarm fai
88. m threshold to trigger the sensor alarm Shows the setting of the alarm thresholds Shows the setting of the fail alarm relay select 1 256 relay 10 Shows the setting of the fail activation delay select 0 3600 seconds 66 iocation L1 Eng Units VS 001 PPM Full Scale VS 001 100 0 PPM Zero Scale VS 001 0 0 DeqC Alm Condition VS 001 Incr Alarm No of Alarms a 2 Alarm Relay A1VS 001 Act Delay A1 5 001 14 sec Alarm Set Al VS 001 25 FS 25 0 PPM F Alarm Relay 5 001 Act Delay 4 VS 001 315 sec J Digital Monitor AMC 1DBx Series User Manual Set Fail Threshold Shows the setting of the fail threshold Fail Thresh 5 001 2 0 mA Note The digital monitor uses an internal representation of a 4 20 mA interface when dealing with sensors Operational sensors have gas concentrations represented by mA concentrations between 4 and 20 mA When a digital sensor is in failure mode the representation of it s gas concentration will be set to 0 mA 67 Digital Monitor AMC 1DBx Series User Manual 6 12 14 SELECT RELAY The Select Relay menu provides access to menu items which configure the system relays See Figure 6 2 Select Relay Select Relay Number Set Relay Admin State R Set Interface emote Loc
89. me 1 P ADF SAVED YEAR MON DAY HOUR MINUTE These files can now be used to restore the database from a USB storage device Additionally the AMC 1DB ADF SAVED file can be transferred and opened by the AMC Manager PC tool If unsuccessful when Display LCD logs are enabled the Display Log middle area will indicate Can t Save DB to USB No AMC 1DB ADF SAVED or P ADF SAVED files will be available on the USB storage device In order to restore the Database using USB storage device 1 Rename and place the previous saved ADF file onto the USB storage device with the filename AMC 1DB ADF and the supplement file AMC1DB_P ADF Currently the supplementary file AMC1DB_P ADF cannot be obtained from AMC Manager and must be obtained through saving the database to USB storage device described previously Additionally future versions of AMC 1DB ADF obtained from AMC Manager may remove the need for using the supplementary file Reboot system by power restart After self test and during startup the monitor LCD Display will show a progress bar just above the bottom two lines If the ADF file is found the bottom two lines will display USB DB Restoring Please Wait Upon success when Display LCD logs are enabled the Display Log middle area will indicate 50 Digital Monitor AMC 1DBx Series User Manual Database Restore from USB c Database Restore from USB
90. moved into an archive folder The archive folder name identifies the year and month of the archive For example folder 2014 02 holds the log files for the month of February in the year 2014 The log files themselves are renamed the three digit extension log is replaced with two digit day of month value For example RELAY 05 would be the log file from the fifth day of the month Lastly it is recommended that periodically the USB storage device be backed up to secure offline storage to ensure the information are not lost For performance reasons at this time the log files can be removed from the USB storage device Log messages can be displayed on the Printer Port when menu item Log File gt Printer is enabled while menu item Option gt Remote is configured for Printer Additionally these messages can be directed to the LCD Display or a Telnet Console if the menu item Log File gt Display or Log File gt Console are enabled All log files get timestamps every 10 seconds and will display MODBUS traffic summary every minute Additional messages listed in this general group will also appear in all log files The TIME message contains the following format TIME lt YEAR MONTH DAY gt lt 24HR MIN SEC gt Day lt 1 7 Sun to Sat The example below indicates a timestamp of Monday Aug 27 2012 at 12 00 17 am TIME 2013 8 27 00 00 17 Day 2 The Date and Time Changed message will appear when the date and time is changed f
91. n be forced due to Init_db Data Base Recovery or Sensor Default The Data base Changed has the following format Data base Changed lt Source gt The Logging choice changes are track changes from the various sources The logging items are 1 to 10 representing Sensor Relay Alarm System Admin Communication Security Telnet Console LCD Display and Printer Port The Boolean change is 0 or 1 for disabled or enabled The sources are Remotely AMC Manager Menu or BAS The Logging Choice message has the following format Logging Choice Item 1 to 10 gt lt Boolean 0 or 1 Changed Source Data base change items are specifically tracked when initiated by AMC Manager The following messages are logged during AMC Manager downloads Data Base ID Changed Remotely AMC Manager Configuration 1 Values Changed Remotely AMC Manager Serial Mode Changed Remotely AMC Manager Configuration 2 Values Changed Remotely AMC Manager Other Gas Labels Changed Remotely AMC Manager Engineering Units Changed Remotely AMC Manager Zone Labels Changed Remotely AMC Manager Sensor Values Changed Remotely AMC Manager Relay Values Changed Remotely AMC Manager Analog Output Values Changed Remotely AMC Manager Zone Values Changed Remotely AMC Manager Zone SensorlD Values Changed Remotely AMC Manager Interface Values Changed Remotely AMC Manager MODBUS Ports 1 4 Values Changed Remotely AMC Manager Additionally the Administration log tra
92. n of the relays action Enable Disable 72 DISPLAY Select Zone Number 1 Select Zone 2 001 Enable Set Zon Label 2 128 4E Parking Garage Zone Time Menu 2 001 Zone Schedule Zone Schedule 2 001 Disabled Schedule Start 2 001 23 59 Schedule End 2 001 00 01 Timed Action 2 001 Enable Relay Digital Monitor AMC 1DBx Series User Manual Select Sensor Select Relay Select Analog Output Shows the selection of the sensors associated to the defined zone Up to 128 sensors may be associated with a zone which are stored in the IDs indicated by the S Consecutive IDs can be filled or blanked for a range starting at S ID001 ID128 QUIT The displays middle area shows the current 128 IDs for the zone see the following example AMC 1DB Gas Monitor 1 0 Display Log 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 042 043 044 045 046 047 048 049 050 051 052 053 054 055 056 057 058 059 060 061 062 063 064 065 066 067 068 069 070 071 072 073 074 075 076 077 078 079 080 073 074 075 076 077 078 079 080 081 082 083 084 085 086 087 088 089 090 091 092 093 094 095 096 097 098 099 100 101 102 103 104 105 106 107 108 109 110 111 112 121 122 123 124 125 126 127 128 Zone Sensors Z 128 IDOO1 for 0
93. ng from the input RS 485 will transmit to all four loops of RS 485 networks However each loop of RS 485 devices will transmit data back to the input only thus reducing any possible interference between each loop of the RS 485 devices Also the failure of any individual loop will not affect other loops making the RS 485 networks more robust and reliable The product features opto isolation circuitry which effectively protects your RS 485 devices from ground loops transient surges remote lightning and spikes Opto isolation also eliminates ground loop and noise problems The unit supports data rates up to 115 200 bps and features data format auto sensing and self adjusting therefore no DIP switch or jumpers are required Three indicators only visible when the enclosure door is open are provided e Power Indicator e Traffic on Slave Bus Indicator e Traffic on Master Bus Indicator 93 Digital Monitor AMC 1DBx Series User Manual 7 PREVENTIVE MAINTENANCE This section covers all preventive maintenance aspects of the Gas Monitor AMC 1DBx First a description of general maintenance is provided followed by a verification of operation 7 1 GENERAL The monitor unit should be brushed or wiped clean once a year or more of any dust or dirt depending on the accumulation The unit SHOULD NOT be submerged in water or other liquids Also hosing and other conditions that could cause a liquid to enter the enclosure should be avoided
94. nitor AMC 1DBx In addition to these instructions ensure installation is compliant with local building and electrical codes This section covers topics related to installation location mounting cable selection wiring instructions and monitor function programming for the following products AMC Digital Monitor 1DBx AMC 1DPS AMC 1DA RPT4 RS 485 4 Port Repeater AMC 1DA RPT RS 485 Single Port Repeater AMC 1D 8R RS 485 8 Relays 2 Analog Outputs 5 1 MOUNTING INSTRUCTIONS Follow the guidelines in this section for proper locations and installation of the Digital Monitor AMC 1DBx series monitor In addition to these instructions ensure installation is compliant with local building and electrical codes This section covers topics related to installation location mounting cable selection wiring instructions and monitor function programming for the Digital Monitor AMC 1DBx series monitor 5 1 1 AMC 1DBx Digital Monitor Mounting Securely fasten the AMC 1DBx gas monitor on a solid non vibrating surface or structure Install the unit where it is not exposed to rain or water spray Install in an area where the local concentration of gas is unaffected by the presence of ventilation systems and away from sources of interference gases Mount the monitor where the unit can be observed periodically For most applications the monitor should be mounted at eye level 1 2 1 8 m 4 6 ft from the floor using the mount provided on the enclosure S
95. nnel number will be from 1 4 and displays the temperature at the sensor Modbus device It contains the following format Sensor MB Channel gt lt MB Address Inst MB Instance gt TEMP lt Temperature in Degrees C The following are exceptional sensor messages that are not normally logged they indicate a problem in the system and should be addressed Sensor MB Channel gt lt MB Address Inst Instance gt Bad Device Name Gas Type Fault Sensor MB Channel gt lt MB Address Inst Instance gt Bad Device Name Product Type Fault Sensor MB Channel gt lt MB Address Inst Instance gt Bad Device Name Not Ready Fault Sensor MB Channel gt lt MB Address Inst Instance gt Bad Device Name Bad Status Fault Sensor MB Channel gt lt MB Address Inst Instance gt Bad Device Name Bad TEMP Read Fault Sensor MB Channel gt lt MB Address Inst Instance gt Bad Device Name Bad Registration Fault APPENDIX A 2 RELAY LOG Items The relay log file messages can appear in the USB Storage device when the menu item Log File Relay is enabled The RS 485 messages will appear when the RS 485 system has been reconfigured due to changes to the relay or Analog Output configuration It will list all relay or analog output remotely configured on the MB1 4 whether enabled or disabled in the system Local devices will not appear is this list The RS 485 number will be from 1 4 while
96. nsor Delay lt Disabled or Enabled gt DIP Switch Minimum Run Time lt Disabled or Enabled gt DIP Switch Post Run Time lt Disabled or Enabled gt DIP Switch Calibration Mode lt Disabled or Enabled gt APPENDIX A 4 SYSTEM LOG Items The system log file messages can appear in the USB Storage device when the menu item Log File gt System is enabled The System Log displays the following messages associated with BACnet AMC 1DBx BACnet Name GNU SourceForge BACnet Stack Version 0 5 7 Max APDU 1476 BACnet BIP Device ID 677003 The System Log displays the Buzzer messages similar to ALARM LOG items Buzzer Activated for Checking Data Base Reset Cause Cleared by Hold Pushbutton Buzzer Activated Buzzer Activated for Silence Pushbutton Buzzer Activated for RESET RELAY Pushbutton Buzzer Activated for System Failure Buzzer Activated for Sensor Alarm Buzzer Activated for Device Failure Buzzer Activated for Test Pushbutton Buzzer Cleared System Failure Cleared Sensor Alarm Cleared Device Failure Cleared Test Pushbutton Cleared Data Base Failure Cleared The System Log displays the system tasks as they are created Below is a list of task creation message that appear at start up due to start up sequence not all messages are displayed in System log file 107 Digital Monitor AMC 1DBx Series User Manual TELNET_Server created TELNET_TASK created DB_RESTORE_USB_TASK created MONITOR_TASK created MONITOR_SWITCH_TASK created B
97. nt Shows the selection of the post run timer 0 60 holds the relay in active state after alarm fail event has cleared Shows the setting for the normal state of the relay De energized Energized 69 DISPLAY Select Relay 1 Select Admin VR 001 Enable Rly Interface VR 001 Local l Rly L AddressVR 001 Rly L InstanceVR 001 Alarm count VR 001 Min Run Time VR 001 5 min Post Run Time VR 001 10 min l Relay Normal VR 001 De energized Digital Monitor AMC 1DBx Series User Manual Set Relay Type Enable Acknowledge Allows the acknowledgement to reset to Reset Shows the setting for the type of relay Blank Latching Non latching the relay No Yes 70 Relay Type VR 001 Non latching Ackn to Reset VR 001 No Digital Monitor AMC 1DBx Series User Manual 6 12 15 SELECT ZONE The Select Zone menu Figure 6 3 creates the following associations e Between sensors and analog outputs e Between sensors and multiple relays e Between time of day and relays Select Zone Select Zone Number Y Set Zone Admin State Y Set Zone Label Optional Zone Schedule Schedule Start Schedule End Timed Action Select Sensors Select Zone Alarm Assign Relay to Zone Alarm Select Analog Outputs
98. nunciator will be activated as a Pulse or Continuous defined by the Option Audio Cadence configuration 6 3 4 Alarm2 LED The Alarm2 LED is illuminated when a sensor has equaled or exceeded its sensor ALARM threshold When Alarm2 LED is illuminated and the Audible Alarms are set for All Alarms amp Fail or All Alarms in the Option Audible Alarms configuration the buzzer and External Annunciator will be activated as a Pulse or Continuous defined by the Option Audio Cadence configuration Also if the Audible Alarms are set for High Alarm Only and the Sensor Alarm Condition is configured for two alarms then the buzzer and External Annuniciator will also be activated 6 3 5 Alarm3 LED The Alarm3 LED is illuminated when a sensor has equaled or exceeded its sensor ALARMS threshold When Alarm3 LED is illuminated and the Audible Alarms are set for All Alarms amp Fail All Alarms or High Alarm Only in the Option Audible Alarms configuration the buzzer and External Annunciator will be activated as a Pulse or Continuous defined by the Option Audio Cadence configuration 44 Digital Monitor AMC 1DBx Series User Manual 6 3 6 RS 485 TX LED This RS 485 TX LED is illuminated for 1 second and turned off for 1 second every time one or more MODBUS character is transmitted 6 3 7 RS 485 RX LED This RS 485 TX LED is illuminated for 1 second and turned off for 1 second every time one or more MODBUS character is received 6 3 8 ETHERNE
99. o the sensor configuration The will list all sensors configured on the Modbus channels 1 4 whether enabled or disabled for the system Local device will not appear is this list The RS 485 number can range from 1 4 while the Sensor number is from 1 988 It contains the following format RS485 lt Channel gt Sensor Sensor gt Enabled or Disabled 103 Digital Monitor AMC 1DBx Series User Manual The Sensor messages will appear once per minute listing all configured sensors for the system The Alarms Activity format is base on the number alarms configured and the current sensor activity The _ indicates no activity while the indicates active and indicates silenced In the MB variant the channel number will be from 1 4 It contains the following format Sensor lt Sensor gt lt Gas Type gt lt Gas Concentration gt lt Alarms Activity gt The example below indicates Sensor 248 is a NO2 sensor with 0 ppm gas concentration and configured for 2 alarms and has no alarms active Sensor 248 NO2 0 PPM ALM 1 2 The example below indicates Sensor 1 is a CO sensor with 100 ppm gas concentration and configured for 2 alarms and has all alarms currently active Sensor 001 CO 100 PPM ALM 1 2 The example below indicates Sensor 1 is a CO sensor with 100 ppm gas concentration and configured for 2 alarms and has all alarms currently silenced Sensor 001 CO 100 PPM ALM 12272 In the Sensor MB variant the Modbus cha
100. ontents newer then USB check file 10aquila elf csum FLASH Upgrade No USB EMAC file EMAC txt FLASH Upgrade Bad USB EMAC file EMAC txt FLASH Upgrade Obtained SN Serial Number in USB file EMAC txt FLASH Upgrade Obtained MAC MAC Number in USB file EMAC txt FLASH Upgrade Checksum mismatch between USB image file 10aquila elf rbin lt CS gt and FLASH Device lt CS gt FLASH Upgrade Proceeding with upgrade Flash contents differ from USB image file 10aquila elf rbin FLASH Upgrade Checksum match between USB image file 10aquila elf rbin lt CS gt and FLASH Device lt CS gt FLASH Upgrade No upgrade needed EMAC txt file same as FLASH MAC FLASH Upgrade No upgrade needed Flash contents the same as USB image file 10aquila elf rbin FLASH Upgrade Flash contents the same as USB image file 10aquila elf rbin FLASH Upgrade Proceeding with upgrade EMAC txt file differs from FLASH MAC 108 Digital Monitor AMC 1DBx Series User Manual Other possible SYSTEM Log messages Date and Time Changed from Menu Date and Time Changed Remotely AMC Manager Date and Time Changed from BAS Error Installing CONSOLE_PORT Shell2 exited APPENDIX A 5 ADMIN LOG Items The administration log file messages can appear in the USB Storage device when the menu item Log File gt Admin is enabled The Data Base Changed messages are logged when Data base is changed from various sources AMC Manager Menu or BAS Additionally the Data Base Changed ca
101. or from the front panel 5 Set the monitor s appropriate RS 485 Interfaces to Admin Enable mode 6 13 3 Downstream MODBUS Timeout The MODBUS protocol provides error checking to ensure that messages that are received are verified to be intact and error free However errors can occur on the RS 485 interface which cause the messages to fail the error checking by the receiver of the message This results in either the transmitter not seeing a message from the monitor or the monitor does not see the response to a message For this reason when the monitor fails to receive a response from a transmitter the message will be sent up to 2 times the original message plus one retry before moving to the next transmitter e When the monitor discards frames due to error checking the sensor will appear as fail in the sensor display and the monitor enters fail state e Considerations disable a transmitter that requires too many retries 12 Sensor Activation Delay When gas concentration crosses a given alarm threshold the alarm is not activated until the concentration remains above the threshold for the Activation Delay period of time If the gas concentration falls below the alarm threshold then the channel activation timer is cleared The activation delay is set in seconds Use of the activation delay avoids reacting to temporary transients and or noise from the sensor 13 Minimum Run Timer After gas concentration decr
102. ors over RS 485 The monitor supports four 4 RS 485 interfaces for this purpose Up to 988 transmitter sensors are supported The monitor also provides 24VDC power for powering a limited number transmitters sensors up to 20 AMC 400 The AMC 1DBx Digital Monitor provides the following functionality e Automatic scanning of up to 988 AMC 400 network sensors e Sensors may be assigned to any of 128 zones e 4 integral analog outputs plus up to 2 AMC 1D 8R 2 cards per downstream interface with 2 analog outputs per card One analog output is assignable to each zone to reflect the zone s maximum or average gas concentration Independent alarms per zone ALARM1 ALARM2 ALARMS and FAIL Triple threshold alarm set points alarm ON and alarm OFF gas concentrations Alarm thresholds may be independently set for each individual transmitter sensor 16 integral SPDT 10A relays plus up to 8 AMC 1D 8R 2 cards per downstream interface with 8 relays each per card Each relay is user selectable to be linked to any combination of sensor sources ALARM3 ALARM2 ALARM1 and FAIL for all 128 zones e Independent sensor activation delay to turn ON relays minimum run time and post run time delays to turn Off relays e Four RS 485 MODBUS highways to communicate with MODBUS slaves AMC 400 transmitters and relay modules e Front panel LCD and membrane keypad user interface 15 Digital Monitor AMC 1DBx Series User Manual Figure 4 1 shows th
103. owing safety conventions are used in this manual to indicate safety practices that should be adhered to when installing or operating the Digital Monitor ELEMENT CONVENTION NOTE Used to highlight additional information pertinent to the process being described CAUTION Used to highlight processes that should be performed with care and to obtain the best result WARNING USED TO HIGHLIGHT PROCESSES THAT MUST BE PERFORMED WITH CARE TO AVOID POSSIBLE DANGEROUS SITUATIONS TO EQUIPMENT OR PERSONNEL 1 3 OTHER DOCUMENTS Refer to the following documents for additional and amplifying information when using and interfacing with the AMC 1DBx Digital Monitor e AMC Manager User Manual AMC 1DBx BAS Interface Manual e AMCAOO0 Series User Manual These additional manuals may be requested from Armstrong Monitoring Corp Digital Monitor AMC 1DBx Series User Manual 2 GENERAL INFORMATION 2 1 WARRANTY The Digital Monitor AMC 1DBx is warranted against defects in material and workmanship for a period of two 2 years from date of shipment During the warranty period The Armstrong Monitoring Corporation AMC will repair or replace components that prove to be defective in the opinion of AMC AMC is not liable for auxiliary interfaced equipment or consequential damage This warranty shall not apply to any product which has been modified in any way which has been repaired by any other party other than a qualified technician or authorized AMC r
104. pear when the system has successfully saved data base changes into the battery backed storage device This message can appear whenever the data is changed During lengthy data base change the data base is only save when change activity ceases for a period of 1 minute The MODBUS Updated from Data Base message will appear when the RS 485 MODBUS subsystem is configured It can also occur when MODBUS is reconfigured due to data base changes Again during lengthy data base change the MODBUS is only updated when change activity ceases for a period of 30 seconds The BACnet Updated from Data Base message will also appear when BACnet is configured or re configured after data base changes The BACnet is only updated when change activity ceases for a period of 30 seconds The following are other possible log messages that are always logged e Battery Database RTC Okay This occurs after a battery warning log message has occurred and the battery is replaced This battery backs up the DataBase NV Non Volatile storage and RTC Real Time Clock 99 Digital Monitor AMC 1DBx Series User Manual DIP Switch Changed Detected Old 0xD0 New 0x90 DIP Switch bits LANGB LANGA PRT CAL MODEn MRT ZERO BUFFER SENSOR DELAY This occurs when a user mode dip switch change is detected The initial value will also be display unless equal to 0x00 The Admin and Alarm logs will also display details related to specific bits decode e Network Updated f
105. quick and easy changes to the monitors database including changes to options sensors relays analog outputs and zoning Additionally AMC Manager provides a database backup restore in the event that the current configuration is lost or damaged When AMC Manager is progressing in the background the middle area of the monitors LCD display will indicate AMC Manager in use 48 Digital Monitor AMC 1DBx Series User Manual Please refer to the supplementary manual 3370405A AMC Manager User Manual doc for details The database can be saved or restored from or to the monitor through the serial communication link or through ADF file placed on a USB storage device Using the serial communication link requires some initial menu configuration as described in the menu navigation section Set Options Serial Mode Using USB storage device to restore database will requires a system restart Please refer to the section DATABASE ON USB STORAGE DEVICE 6 9 BACNET IP INTERFACE BACnet is a communications protocol for building automation and control networks It is an ASHRAE ANSI and ISO standard protocol The BACnet IP offers plug and play of objects used for monitoring the state of the system over Ethernet Please refer to the supplementary manual 3369405A AMC 1DBx BAS Interface Manual doc for details 6 10 BAS MODBUS RTU INTERFACE The BAS MODBUS RTU is a RS 485 physical link using the MODBUS RTU digital communication protocol that facili
106. ree of electrical shielding against EMI Electro Magnetic Interference from devices such as RF i e radio sources All cabling must enter the sensors and monitors from the bottom to ensure protection against water damage due to water inside the conduit from condensation or leaks Ensure that there are no short or open circuits in the sensor cabling Verify that there is no AC or DC voltage present on the sensor cabling prior to connecting the cabling to either the sensor or the monitor EQUIPMENT LOCATION Mount all equipment away from any source of electro magnetic interference EMI or radio frequency interference RFI such as power transformers electric motors etc Mount sensors in accordance with the installation guidelines for the specific species of gas to be detected i e CO sensors should be mounted at breathing height etc Equipment must be positioned such that the chance of water damage is minimized i e away from fire suppression sprinkler heads away from wet or damp locations where there would be a risk of water damage Ensure a balanced layout of sensors in order to cover the intended area Ensure that sensors are not in close proximity to clean air sources POWER AND GROUNDING All power and grounding connections to equipment must be made in accordance with applicable electrical and building codes 95 Digital Monitor AMC 1DBx Series User Manual Use a separate dedicated noise free 15 amp power circuit
107. rent context to the data base storage device not including USB device after idle activity of 60 seconds Idle activity of 30 seconds or more will also transfer current data base state to the system which will include the RS 485 Ethernet and BACnet IP subsystems Care must be taken not to power off the system until changes are secure in the data base storage device Note Updating the RS 485 Ethernet and BACnet IP subsystem will cause outages on remote devices Due to conflicting nature of implementing incomplete data base changes the operator should use the System Configuration DIP Switches to alleviate people s concerns and protect the buildings fan controllers Please refer to 4 1 2 1 with respect to Audio Disable and CAL Mode for details Additionally the Monitor s USB port can be used to save restore database and upgrade the firmware The USB Port with a USB storage device can create and append log files for the following states 40 Digital Monitor AMC 1DBx Series User Manual Sensor Relay Alarm System Administration Security Communication 6 2 LCD The user interface includes a QVGA graphical LCD screen with backlight The following several examples of screen layouts AMC 1DB Gas Monitor 1 0 Display Log The above display can be configured to show AMC logo when system is idle when Option Display Mode is set for Disp New Alarms only Disp Alarms only The top line of the Gas Monitor AMC 1DBx displays th
108. rom Data Base The Network Updated from Data Base message will also appear when the IP configuration has been changed The Network is only updated when change activity ceases for a period of 30 seconds e No Sensors Available The No Sensors Available will appear when system is currently running with no sensors discovered and can occur briefly at system start This message may also be displayed when no sensors have been configured in the data base e USB Device Plugged In e USB Stick Ejected from Menu e USB Device Unplugged The USB Device Plugged In or USB Device Unplugged messages will appear when USB storage device is inserted or removed The USB Stick Ejected from Menu message will appear when the USB device is un mounted through the menu this will ensure all existing log messages are flushed to their appropriate log file and closed e USB Format Selected from Menu e USB Format Skipped Device Ejected e USB Format Complete The USB Format Selected from Menu message will appear when built in USB Storage formatting facility is performed The message USB Format Complete is logged upon successful USB format This USB formatting can be quite lengthy and can be alternatively performed on any PC platform in less time The message USB Format Skipped Device Ejected will be displayed if the USB device is not detected upon format request FLASH Upgrade Need to Reboot to re initialize NANDFLASH Driver and start new image
109. rom various sources Remotely AMC Manager from Menu or from BAS The Date and Time Changed message contains the following formats Date and Time Changed lt Source gt There are five MODBUS channels 1 4 are for sensors relays and analog output devices and channel 5 for BAS communication The MB5 summary will appear periodically every minute when this channel is active The MB MODBUS summary message contains the following format MB lt Channel gt TA s T lt Total Transactions gt G lt Good Transactions gt B lt Bad Transactions gt The following messages typically appear at start up in all log files and are also described below e TIME lt Date and Time gt AMC 1DB Gas Monitor lt Version gt e MAC lt MAC gt from FLASH 98 Digital Monitor AMC 1DBx Series User Manual SN lt SN gt from FLASH Reset Cause lt Cause gt Watch dog enabled No USB Restore DB File No USB Device to Restore DB Database Restore from USB lt Filename gt Database Restore from USB lt Filename gt Monitor database save complete MODBUS Updated from Data Base BACnet Updated from Data Base The AMC 1DB Gas Monitor V1 0 message will appear on system start next to the TIME keyword It displays the current F W version The F W can be upgraded to the FLASH device from the USB Storage device please check Armstrong Monitoring for latest available FAW Additionally the MAC and SN messages will appear at system start up These items are fixed
110. s a type of asynchronous receiver transmitter a piece of computer hardware that translates data between parallel and serial forms UARTs are commonly used in conjunction with communication standards such as EIA RS 232 RS 422 or RS 485 The universal designation indicates that the data format and transmission speeds are configurable and that the actual electric signalling levels and methods such as differential signalling etc typically are handled by a special driver circuit external to the UART UDP User Diagram Protocol see IETF RFC 768 Ul User Interface the space where interaction between humans and machines occurs Zone An area which is being monitored for which an alarm anywhere in the zone will cause the same result i e if there are three sensors in Zone 1 and if any of those sensors goes into alarm Fan will turn on If there were only one sensor per zone each would turn on its own fan RS 485 Rs 485 is a standard defining the electrical characteristics of drivers and receivers for use in balance digital multipoint systems The standard is published by the Telecommunications Industry Association Electronic Industries Alliance TIA EIA Digital Monitor AMC 1DBx Series User Manual 3 PRODUCT INFORMATION The following information is provided for the AMC 1DBx Series Digital Monitor The Digital Monitor AMC 1DBx Series consists of several optional assemblies The product
111. s enabled The communication log monitors Ethernet and MODBUS conditions The following is The following running Ethernet and BACnet messages appear in the communication log file every minute IPAddr IP Address IP Subnet IP Subnet Mask IP Router Router Address BACnet ID lt BACnet ID Octet Received lt RX OCTETS gt RX Packets lt RX PACKETS gt Uni lt RX UNICAST gt RX Multi lt RX MULTICAST gt Broad lt RX BROADCAST gt Loss no resources lt RX MISSED gt Loss int errors lt RX ERRORS gt Loss other reasons lt RX DISCARDED gt Octet Sent lt TX OCTETS TX Packets lt TX PACKETS gt Uni lt TX UNICAST gt TX Multi lt TX MULTICAST gt Broad lt TX BROADCAST gt Unsent no resources lt TX MISSED gt Unsent int errors lt TX ERRORS gt Bad Destinations lt TX DISCARDED gt The following Ethernet and BACnet exception messages appear in the communication log file when they occur and indicate problem s in the system which should be addressed BAD IP IP Address In Use BAD BACnet ID ID In Use BAD BACnet ID UDP Port 110 Digital Monitor AMC 1DBx Series User Manual The following running MODBUS messages appear in the communication log file every minute for each Modbus channel MB lt Channel gt Pkt s TX lt Count gt RX lt Count gt MB lt Channel gt CRCs G lt Count gt B lt Count gt MB lt Channel gt TO lt Count gt dtim lt Count gt MB lt Channel gt CE lt Count g
112. ser Manual The BAS RS 485 interface is provided on a dual row 4 pin terminal block Pins on the upper row are wired in parallel to the lower row to facilitate placing the monitor in the middle of the bus thereby requiring two wires per connection The terminal block supports wire gauges from 14 to 26 AWG Silk screening is provided on the PCB to identify each pin by function Table 4 4 shows the pin out for the dual row 4 pin terminal block TO BUILOING AUTOMATION CGnd R 485A RS485B SigGad a _ LER Figure 4 6 BAS RS 485 Interface Table 4 4 Dual Row 4 Pin Terminal Block Pin out Terminal Block Signal Pin Ground 4 1 2 3 Termination For each RS 485 interface field configuration is provided See Table 4 5 Table 4 5 RS 485 Field Configuration Interface Strap Strap Position Location Not at End of Bus End of Bus end of bus DC Termination AC Termination To Building Automation J16 remove 1 2 2 3 To MODBUS 1 J22 remove 1 2 2 3 To MODBUS 2 J17 remove 1 2 2 3 To MODBUS 3 J15 remove 1 2 2 3 To MODBUS 4 J14 remove 1 2 2 3 23 Digital Monitor AMC 1DBx Series User Manual 4 1 2 4 Shield Termination The RS 485 cable is a shielded cable The cable shield is terminated on the terminal block How this shield is handled varies based upon the system wiring A strap allows the user to select different among three options to select the best solution that works in their
113. shbutton until the Set Interface submenu is displayed Configure the Set Interface submenu items as necessary Once the configuration of the Set Interface submenu items has been completed the IP Configuration submenu is displayed Once the configuration of the IP Configuration submenu is completed the Set BACnet Configuration submenu is displayed Table 6 7 describes the items found in the Set BACnet Configuration 82 Digital Monitor AMC 1DBx Series User Manual submenu SUBMENU BACnet BAS SetDevice Name BACnet Name BACnet ID BACnet Network Number Configure BACnet Transport Set BAC MSTP Address Set BAC MSTP Max Master Set BAC MSTP Timeout Set BAC IP UDP Port Set BAC IP BBMD Address Set BAC IP TimetoLive DESCRIPTION Allows the setting of the device name Set Device Name Set Transport Set Network Number Set Device ID Shows the selection of the BACnet name maximum of 20 characters Shows the selection of the BACnet ID any number between 0 and 4 194 303 Shows the selection of the BACnet network number 0 65534 Shows the selection of the BACnet transport types BACnet IP BACnet MSTP If transport set to BACNET IP go to Set BAC IP UDP Port Shows the selection of the BAC MSTP address Min value 1 max value 127 default value 127 Shows the selection of the BAC MSTP max master number Min value 1 max value 127 default value 127 Shows the selection of the
114. t lt MB Address gt lt MB Instance gt Bad Write Fault The following Analog Output exception messages also appear in the communication log file as a result previous MODBUS exception messages Analog_out lt MB Channel gt lt MB Address gt lt MB Instance gt Missing Device Fault Analog_out lt MB Channel gt lt MB Address gt lt MB Instance gt Bad Read of Status Fault Analog_out lt MB Channel gt lt MB Address gt lt MB Instance gt Bad Write Fault 111
115. t Gap lt Count gt Len lt Count gt MB lt Channel gt Char s TX lt Count gt RX lt Count gt The following MODBUS exception messages appear in the communication log file when they occur and indicate problem s in the system which should be addressed MB lt MB Channel gt lt MB Address gt Timeout MB lt MB Channel gt lt MB Address gt Short Message MB lt MB Channel gt lt MB Address gt Bad RX CRC MB lt MB Channel gt lt MB Address gt RX PARITY lt Count gt FRAMING lt Count gt OVERRUNS lt Count gt DROPPED lt Count gt MB lt MB Channel gt lt MB Address gt RX PACKET GAP lt Count gt PARITY lt Count gt FRAMING lt Count gt OVERRUNS lt Count gt DROPPED lt Count gt The following Sensor exception messages also appear in the communication log file as a result previous MODBUS exception messages Sensor lt MB Channel gt lt MB Address gt Inst lt MB Instance gt Missing Device Fault Sensor lt MB Channel gt lt MB Address gt Inst lt MB Instance gt Bad Read of Status Fault Sensor lt MB Channel gt lt MB Address gt Inst lt MB Instance gt lt Device Name gt Bad Read Fault The following Relay exception messages also appear in the communication log file as a result previous MODBUS exception messages Relay lt MB Channel gt lt MB Address gt lt MB Instance gt Missing Device Fault Relay lt MB Channel gt lt MB Address gt lt MB Instance gt Bad Read Fault Relay lt MB Channel g
116. t Alarm Level gt Sensor lt Sensor gt Active Decreasing Alarm lt Alarm Level gt Sensor lt Sensor gt Active Window Alarm lt Alarm Level gt Sensor lt Sensor gt Active The Alarm Relay message will appear when Relay alarm state changes The following alarm states and timer types are possible Pending or Activated with Delay Timer or MRT Minimum Run Time and PRT Post Run Time values with and without LATCHING The Alarm Relay message contains the following format Alarm Relay lt Alarm Level gt lt Pending or Activated gt with lt timer type gt lt and Latching gt 106 Digital Monitor AMC 1DBx Series User Manual The Zone Alarm Fail message will appear when alarm or failed relay associated with a zone is active or inactive The zone number is 1 128 and the alarm level is 1 3 and sensor number can be 1 988 The Zone Alarm Fail message contains the following formats Zone lt Zone gt Alarm lt Level gt Sensor lt Sensor gt lt Active or Inactive gt Zone lt Zone gt Fail Sensor lt Sensor gt lt Active or Inactive gt Other possible Alarm log file messages Dew Point Alarm ambient temperature Sensor lt Sensor gt Active Dew Point Alarm surface temperature Sensor lt Sensor gt Active Dew Point Alarm relative Humidity Sensor lt Sensor gt Active Additionally the Alarm log tracks detail of the DIP Switch User Options when change is detected DIP Switch Audio lt Disabled or Enabled gt DIP Switch Se
117. tates the monitoring of the system operation Additionally the BAS MODBUS RTU can configure the database associated with this product and can be used as alternative to using the menu buttons or AMC Manager PC Tool Please refer to the supplementary manual 3369405A AMC 1DBx BAS Interface Manual doc for details 6 11 DATABASE ON USB DEVICE Once the monitors database is configured and stored in Non Volatile RAM a USB storage device can be used to save it This database can be loaded in AMC Manager or used to restore the monitor s database at a later time This section contains a procedure for saving database on to USB storage device and a procedure for restoring the database from the USB port In order to save the Database using USB storage device 1 Install a USB storage device into the USB port on the monitor 2 Log in to the system through the menu described in the section menu system Logging In 3 Log out of the menu system 49 Digital Monitor AMC 1DBx Series User Manual 4 After a moment the bottom two lines will display USB DB Saving Please Wait Upon success when Display LCD logs are enabled the Display Log middle area will indicate Database Saved from USB c amc Database Saved from USB c amc The USB storage device will contain the AMC 1DB ADF file with the name AMC 1DB ADF SAVED YEAR MON DAY HOUR MINUTE The USB storage device will contain the AMC1DB P ADF file on the na
118. ters for protocol communication The ASCII format uses a longitudinal redundancy check checksum Modbus ASCII messages are framed by leading colon and trailing newline CR LF MODBUS RTU Modbus RTU is used in serial communication and makes use of a compact binary representation of the data for protocol communication The RTU format follows the commands data with a cyclic redundancy check checksum as an error check mechanism to ensure the reliability of data Modbus RTU is the most common implementation available for Modbus A Modbus RTU message must be transmitted continuously without inter character hesitations Modbus messages are framed separated by idle silent periods Digital Monitor AMC 1DBx Series User Manual Parity A parity bit is a bit that is added to ensure that the number of bits with the value one in a set of bits is even or odd Parity bits are used as the simplest form of error detecting code There are two variants of parity bits even parity bit and odd parity bit When using even parity the parity bit is set to 1 if the number of ones in a given set of bits not including the parity bit is odd making the number of ones in the entire set of bits including the parity bit even If the number of on bits is already even it is set to a 0 When using odd parity the parity bit is set to 1 if the number of ones in a given set of bits not including the parity bit is even keeping the number
119. the Relay number is from 1 256 and Analog Output number is from 1 128 It contains the following formats RS485 lt Channel gt Relay lt Relay gt Enabled or Disabled RS485 lt Channel gt Analog Output lt Analog Output gt lt Enabled or Disabled gt The Local messages will appear when a Relay or Analog Output that are integral to the system has been reconfigured as local in their configuration It will list all integral relay or analog output devices locally configured whether enabled or disabled in the system Remote devices will not appear is this list The Local 104 Digital Monitor AMC 1DBx Series User Manual Relay instance number is from 1 16 and Local Analog Output instance number is from 1 4 It contains the following formats Local Relay lt Instance gt lt Enabled or Disabled gt Local Analog Output lt Instance gt lt Enabled or Disabled gt The Relay number messages will appear once a minute to display the state of all configured relays It shows the number of Alarm counts and current relay position The Relay number is from 1 256 The Alarms count is the total of triggered sensors and zones assigned to that relay The relay state can include seconds of Power On No Relays Found Not Found Enerigized DeEnergized Pending Latched Zone Event ZE Minimum Run Time MRT minutes and Post Run Time PRT minutes fields It contains the following format Relay lt Relay gt Alarms lt Alarm count gt
120. tion of the audible cadence Continuous Pulse Shows the selection of zero buffering 0 0 FS to 5 0 FS DISPLAY Display Mode Disp All Data Show Yes Location Labels Def Fail Threshold 1 9 mA Power Up Alarm Delay 60 sec l Ackn Timer O0 min Audible Alarms All Alarms amp Fail Audio Cadence Continuous Zero Buffering 2 0 FS Digital Monitor AMC 1DBx Series User Manual Alarm Hysteresis Enable Dew Point Alarm Serial Mode Date and Time Log File Backlight Unit Node ID Select User Label Modify User Label Shows the selection of the alarm hysteresis 0 0 FS to 5 0 FS Shows the selection to enable the alarm dew point Yes No Shows the selection of the Serial Mode choice Remote Printer Printer serial mode will configure a port to dump periodic system information Remote serial mode allows transfer of system configuration to and from a remote AMC Manager application Shows the selection of the date and time This selection contains fields for local date and time and can be adjusted using the UP and DOWN buttons The ENTER button will progress to the next field The time fields use a 24 hour h m s format Shows the selection of the log file enables Sensor Relay Alarm System Admin Security Comm Display Printer Console Eject
121. tion of the sensor admin Sensor Admin VS 001 State state Enable Disable Enable Select Sensor Label Shows the selection of the sensor label Existing LabelVS 001 See Appendix of gas types 56 Sensor Interface Shows the selection of the sensor Sen Interface VS 001 interface MODBUS 1 4 Modbus 1 Sensor Address Shows the selection of the sensor Sen Address VS 001 address 1 247 89 Set Instance Shows the selection of the sensor Sen InstancevVS 001 instance 1 4 4 65 Digital Monitor AMC 1DBx Series User Manual Set Location Label Optional Set Engineering Units Set Full Scale Set Zero Scale Set Alarm Conditions Number of Alarms Select Alarm Relays Set Activation Delay Set Alarm Thresholds Set Fail Alarm Relay Set Fail Activation Delay Shows the setting of the location label If option configured from Option menu Shows the setting of the engineering units PPM PPB LEL Shows the setting of full scale Shows the setting of zero scale Only available on certain gas types See Appendix of gas types Shows the setting of alarm conditions Incr Decr Disabled Window Shows the setting for the number of alarms 1 3 See Appendix of gas types Shows the setting of alarm relays 1 relay A1 Alarm Point 1 S sensor Shows the setting of the activation delay in seconds Activation delay is the amount of time a sensor must meet the alar
122. to peak detection and sensor gas concentration averaging Gas types like CO and NO2 have different pre scale values and are fixed in the monitor s system Please refer to the table GAS TYPES FULL SCALE AND ALARM VALUES for specific fixed pre scale values A gas type like NO2 which has a highest alarm point set to 3ppm will be pre scale by 3 3 This will normalizes the gas concentration to the same level as CO which has its highest alarm point set to 100ppm and uses a pre scale of 1 0 This pre scaling is applied to the analog output level An additional scaling can be configured and applied to the analog output above and beyond the gas type fixed pre scale mechanism previously discussed and this scaling is known as scale in the database configuration context It is applied to final peak or average result Additionally there is a filtering of the analog output over a short period of time 1 60seconds This configuration is known as period in the database configuration context Remote analog output can take many seconds for their updates and therefore can result in delayed and reduced filtering Integral analog outputs offer better filtering in this respect 6 6 Logging The AMC 1DBx can log monitor s runtime information to various devices and ports The monitor has several different information categories Sensor Relay Alarm System Administration Security Communication The monitor s information can be logged to the following
123. tting of the analog output interface local Modbus1 Modbus2 Modbus3 Modbus4 Shows the setting of the analog output address 1 247 87 DISPLAY Analog Out Analog Out AnaOut Interface Select Analog Out Aout Admin VO 001 Enable l Aout InterfacewvO4001 1 l Aout Address VO 001 101 Digital Monitor AMC 1DBx Series User Manual Analog Output Instance Analog Output Range Analog Output Scale Analog Output Type Analog Output Sampling Period Shows the setting of the analog output instance Instances can be local L or remote R Shows the setting of the analog output range 0 20mA 4 20mA Shows the setting of the analog output scale 0 1 to 20 0 Scale will multiply the outputs level by the scale value Using a scale greater then one 1 can saturate the output Shows the setting of the analog output type Average peak The Average and Peak selection refers to how zone data is assigned to this output Peak will select to highest level from the list of zone sensors while average will calculate a mean level from the list of zone sensors When an Analog Output is assigned to more than one zone the higher numbered zone s data will prevail Shows the setting of the analog output sampling period 0 to 60 seconds The sampling period provides a running averaging of up to 60 samples over a p
124. unlock write access to all other writable BAS MODBUS registers See Appendix for BAS MODBUS register memory map Slave MODBUS Shows the selection of the slave Slv MODBUS Protocol Protocol MODBUS protocol TCP or RTU SLAVE MODBUS RTU 85 Digital Monitor AMC 1DBx Series User Manual 6 12 21 SET ANALOG OUTPUTS The Set Analog Outputs menu shown in Figure 6 9 provides access to the items which configure the system analog outputs The Analog Outputs require the following items to be configured for correct operation e Analog Output port number e Administrative State Interface either a unique device and instance on the MODBUS or a local device and instance on the monitor Range 0 10V or 2 10V Scaling Type group average or group maximum Sample Period Set Analog Outputs y Select Analog Output A Number Set Analog Output Admin State Set Interface MODBUSA Local MODBUS y Set MODBUS Address Local 1 246 y Set Analog Output Instance y Select Analog Output Range Select Analog Output Scale y Set Analog Output Type y Analog Output Sample Period lt ENTER gt lt ENTER gt Analog Output 128 Analog Output lt 128 Figure 6 9 Set Analog Outputs 86 Digital Monitor AMC 1DBx Series User Manual To access the Analog Out submenu PODA Log into the gas monitor At the Log In screen press ENTER
125. with an appropriately labeled circuit breaker 96 Digital Monitor AMC 1DBx Series User Manual APPENDIX A GAS TYPES FULL SCALE AND ALARM VALUES The values in the following table are the default values applied in the sensor configuration when a specific gas label is initially selected Use this table to help determine whether to change the sensor configuration from its default configuration to meet a specific application Ontario Exposure Limits Gas Alarm1 Alarm1 Alarma Alarm2 Alarms Alarm3 Eng Alarm Number Analog 2010 Nov Type Eng pg Eng FS Eng FS Units Type Units Units Units Alarms Name TWA STEL Fixed Pre Scale Carbon Monoxide 25 100 100 0 1 25 0090 100 100 00 PPM INCR 2 1 0 Nirogen Dioxide 3 5 NO2 10 1 10 00 3 30 00 PPM INCR 2 3 3 97 Digital Monitor AMC 1DBx Series User Manual APPENDIX B GENERAL LOG ITEMS This appendix describes the log items for Sensor Relay Alarm Security Administration Communication and System Once enabled messages assigned to its group will be logged on a file in the USB Storage device Log files are text files The following list of active log files are found in the root directory of the storage device SENSOR LOG RELAY LOG ALARM LOG SYSTEM LOG ADMIN LOG SECURITY LOG COMM LOG Log files are created in the root directory At the start of each day the active log files are
126. ys with the same thresholds set forth in their sensor configuration Any sensor of the group meeting or exceeding its gas concentration threshold will trigger the assigned ventilation fan If additional sensors have similar gas concentrations no change to the fan is experienced The ventilation fan will not be turned off until all sensors in a group fall below their threshold Additionally an analog output assigned to the zone will track the zone s average or peak gas concentration A scenario for VFD fans is described in the Analog Output Operation content below Additionally the zone contains scheduled relay events whereby these fans can be activated during high use periods such as arush hour where fresh air is desirable These scheduled relay events could also be used by the facility during routine inspections 6 13 5 Analog Output Operation The analog output is representative average or peak of the readings seen by all the transmitters in a zone The analog output is intended to control devices such as variable frequency drive VFD fans in which case the fans turn faster for higher gas concentrations 6 13 6 AMC 1DA RPT4 REPEATER The AMC 1DA RPT4 is a rugged industrial grade optically isolated RS 485 Hub Splitter Repeater which can be used to expand RS 485 networks by splitting one RS 485 network into four in turn increasing the maximum number of nodes and the distance covered by an RS 485 network It was designed so that data comi

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