M3092 Programmer
Contents
1. 10 3 4 1 Initialization OFF CONFIG 11 3 4 2 FUNCION TD LT ED 11 3 4 3 Device NUMBER 1 10 02 11 3 4 4 Protocol MODBUS SELCO BUS 11 3 4 5 RS232 Baud Rate 600 to 19200 tree nes herd Goa duin 11 3 4 6 65435 Baud halte 600 to 19200 ucciso tette ao o tr ere ertt eto act om teet nun 11 3 4 7 Remote LED Test OIN cateme i aie uet lees 11 3 4 8 Remote Reset OFF ON duis 11 3 4 9 Reset Function DEFAULT RESET 2 RESET 12 10 OQutPu utFolows Alarm OFF hee oe tate hehe teeth eee athe 12 3 4 11 BIOCK COR J EREF TRER MS 13 24 12 Aam O utinverteg OFT ON acies i ek ies m tee 13 3 4 13 Alarm Pulse OFF ON Son ipn ien 13 34 14 Hysteresis Ini 76 0 to 12 5 eet i i npud duet aoa to tcu ness xvi naut aues t 13 3 5 Tr 14 3 5 1 14 3 5 2 CODD og oti 14 359 INDUELOWEF 14 3 5 4 15 29 9 T 15 3 5 6 LCD Upper 5 a a a 15 3 4 7 WIISCC MAM COWS vsu edt onbres asekon tonii 15 3 6 Logical inpune2. 2 SELCO Generator Controls and Alarm Annunciators Microsoft internet Explorer i 19 x Edt View Fovontes Tools Help gt gt 8 3 Bek d Stop Refresh Home Search Favorites Address DACD MIEWJNDEX HTM 4 SELCO M Programmer 0500 Meterbuen 6 12 DK 2740 Skoviunde M Programmer 0500 is configuration software that expands the number of ai mi oh programming options for the Engine Controller M2000 Emergency Controller ZEN M2100 and Alarm Annunciator M1000 The software is a part of Test Demonstration Boards M1045 M2045 and M2145 M1000 M2000 and M2100 should mounted in the appropriate testboard before programming In order to install the program click on the link below introduction Install N0500 M Programmer Programmer M3092 Programmer M3092 is a Windows program for setting up the parameters in the M3000 via the RS232 interface The functions of the are further described in the Help section of program Representation In order to install th lick on the link below COMM ins e program click on the link below Install M3092 Programmer 4 M3092 Programmer M3096B 33 E Choose Run this program from its current location Click on the Setup button 6 SELCO A S M3092B 33 M3092 Programmer The Setup program will suggest a folder for the Click Next to accept or use Browse for a different folder Now click Finish to complete Setup and wait a fe
3. Any of the 24 LED s located on the unit front plate can be activated to visual annunciation of an alarm and one or more alarms can use the same LED for indication Setting this parameter to Off will disable LED indication for the alarm 3 7 6 Output Setting the Outp parameter will enable to unit to activate one of the 14 open collector outputs upon alarm condition The output can be used to control external lamps or relays The Outp parameter should be set to Off when no external control is required 3 7 7 Flags There are three flags which can be set ON or OFF using the Flags parameter Block Control and Hysteresis The functions are described in the following 3 7 7 1 The Block represents the status of the alarm block function The related alarm will be blocked by the block control input when it is set to ON Input terminal one of group 8 can be configured to operate as the block control input Please refer to the description of the General Parameters Example Most pressure alarms from an engine must be blocked until the engine has reached normal revolutions Without blocking the M3000 will report pressure alarm while the engine is off duty not running SELCO A S 19 M3092 Programmer M3096B 33 E 3 7 7 2 Control The Control flag represents the status of the alarm control mode The alarm will be in control mode when this flag is set to ON Control mode is intended for level dependent c
4. 16 3 7 17 3 7 1 OU qf 17 3 7 2 Dynamic Reference lt gt Operator amp Set 17 2 SELCO A S M3092B 33 E SN eG 3 7 4 3 7 5 3 7 6 3 7 7 3 7 7 1 3 7 7 2 3 7 7 3 SELCO A S M3092 Programmer ECD DESC DU OV mt 18 BI cy mc RU UNE 19 cem 19 eH p 19 No cwm 19 DIOC T n 19 CONO pp 20 20 M3092 Programmer M3096B 33 E 1 INTRODUCTION The M3092 Programmer is a software tool which allows a very easy and flexible configuration of all parameters in the SELCO M3000 30 Analog Alarm Annunciator The M3092 features a spreadsheet like user interface The software checks and validates all parameters and gives printouts with a good overview It is also possible to import export all parameters into an Excel spreadsheet In the following it is described how to install and run the program from the SELCO supplied with the unit The software can also be downloaded from SELCO s web site at the Software section of http www selco com support headlines asp id 2 In order to use the software you are required to have a PC with Windows 95 Windows 98 Windows 2000 or Windows XP operation system 2 SOFTWARE INSTALLATION I
5. The offsets define the actual alarm levels in relation to the dynamic set point Alarm condition exists if the measurement of the related input passes above the upper offset or below the lower offset The measurement of the related input is indicated by the dotted line Note that the related input is not included in the average as this would influence the average value in an unwanted manner for such applications 3 7 3 LCD Description The LCD Text parameter holds a 10 character text that is shown on the LCD together with the actual measurement and the alarm set point The alarm text is only used for indication and the choice of characters will not affect the operation of the M3000 in any way 18 SELCO A S M3092B 33 M3092 Programmer 3 7 4 Delay The alarm delay parameter can be used to prevent small spikes in the related input signal from activating the alarm Long alarm delays are useful for preventing frequent annunciation of less essential alarms An alarm condition will exist when the input signal has exceeded the alarm set point for a time period longer than the time specified by the delay parameters The alarm delay is entered in seconds The minimum delay is 300 ms An alarm will be annunciated once the level defined by the alarm set point has been continuously ex or subceeded for the time defined by the alarm delay 3 7 5 LED The LED parameter holds a reference to the LED that is to be activated upon alarm condition
6. software for use in a variety of marine and land based applications The process industry is one type of land based application All products undergo thorough test and inspection procedures to ensure high reliability and continuous operation in the field T i Uniknewn Zone Mood E 4 SELCO A S M3092B 33 E SELCO A S M3092 Programmer Now double click on the line M3092 Programmer for M3000 TJ SELCO Generator Controls and Alarm Annuncintors Microsoft Internet Explorer SELCO 1 7 8 Pha 45 70751122 Fax 45 70767527 Software PC SOFTWARE Introduction From this section you can install various software programs for use with SELCO L E products Products e NO300 Process logger 0500 M Programmer M3092 Programmer for M3000 Manuals Applications Slideshows Process Logger 0300 Representation Process Logger 0300 provides PC based logging of alarms and events on the Contacts Alarm Annmunciators M1000 and M3000 the Engine Controller M2000 and the Emergency Controller M2100 The NO300 is capable of monitoring and control of up 62 units Lagging can be performed on screen printer and harddisk and includes description of each event with related date and time The SELCO 0300 software includes functions for monitoring and start reset of each unit 4 al Zone eah Next double click on nstall M3092 Programmer
7. to Off as well The configuration parameters are stored inside a non volatile memory circuit an E7PROM located inside the unit The non volatile memory is kept intact even if power supply is disconnected for a long period Important note The switch located on the rear left side of the M3000 must be in programming mode PROG to allow programming Programming mode is indicated on the front of the M3000 with all LEDs on steady light On completion of configuration the M3000 should again be switched back in alarm mode ALARM 3 1 Communication cable The configuration parameter of the M3000 unit is transmitted through a serial communication cable connected between the M3000 RS232 interface and a COM port of the PC The required cable is normally described as a straight through extension cable or a modem cable The plugs of the cable are shown below Please note that some PC s use a 9 pole female plug on the COM port while others use a 25 pole Female M3000 RS232 PC COM port 8 SELCO A S M3092B 33 E 3 2 Program Menus M3092 Programmer The program menus are very similar to other Windows programs as e g Microsoft Office programs fat Untitled Selco M3097 Programmer 5 Edit View Tools Help File sub menus New Crtl N Open Crtl O Save Crtl S Save as Crtl A Print Crtl P Print Preview Crtl W Print Setup Crtl U Exit Edit sub menus Undo Cut Copy
8. 01 20 September 2001 only SELCO Bus is available 3 4 5 RS232 Baud Rate 600 to 19200 This parameter is used to set the data transmission rate of the RS232 interface Default is 9600 baud This baud rate must comply with the baud rate selected in the COM port set up dialog of the M3000 Programmer application 3 4 6 RS485 Baud Rate 600 to 19200 This parameter is used to set the data transmission rate of the RS485 interface Default is 9600 This baud rate must be set correctly when the M3000 is used for communication via the RS485 interface 3 4 7 Remote LED Test OFF ON Selecting ON will enable remote LED test All LEDs will activate when a voltage above 12 0V DC is placed on input 2 of group 8 3 4 8 Remote Reset OFF ON Selecting ON will enable the remote reset function of the M3000 Remote reset takes place when a voltage above 12 0V DC is placed on input 3 of group 8 SELCO A S 11 M3092 Programmer M3096B 33 E 3 4 9 Reset Function DEFAULT RESET 2 RESET 3 Selecting DEFAULT will enable the normal reset function of the M3000 First press on the C key deactivates the siren Second press will change the LED from flashing to steady light and deactivate the output controlled by the alarm Third press will turn off the LED provided the alarm is no longer present Selecting RESET 2 will enable a reset function similar to the Reset activated two times function of the SELCO Alarm Annunciator M1000 This
9. Paste View sub menus Toolbar Status bar Crtl Z Crtl X Crtl C Crtl V Tools sub menus Upload to M3000 Download from M3000 COM Setup Help sub menus Help Topics About M3092 The COM Setup in the Tools Menu should be set as follows as in Restore Defaults COM1 Properties Port Settings Bits second 00 Data bits E Parity Mme Stop bits Mo Flow control Nowe si SELCO A S M3092 Programmer M3096B 33 E 3 3 Toolbar Untitled Selco M3097 Programmer Jof x Edit wiew Tools Help 1 E eb s New Save Copy Print Upload to M3000 Open Cut Paste About Download from M3000 3 4 General Parameters When you start up the program the following screen will appear In the General Pane a number of general parameters can be set In order to set these parameters from the program the M3000 must be dated 190301 19 March 2001 or newer Untitled Selco M3092 Edit wiew Tools Help cr 5 2 Initialization Function Test OFF Device Mumber 1 RS 485 Baud Rate 9600 R5 232 Baud Rate 9600 Remote LED Test OFF Remote Reset OFF Reset Function DEFALILT Output Follows Alarm OFF Black Alarm Out Inverted OFF Second Alarm Pulse OFF Hysteresis in 975 0 General Physical Input Logical Input 4 Ready If the date is older than that these parameters mu
10. SELCO M3092 Programmer BE BHO ELA ERES DEVLERLAS 4 DEY CYL 5 BHATE ULE L L1 PRES T Dies 1 2 HT gas cyl 1 HT Extuuzst gas cyi 1 HT gas cyl 2 HT Extassst gas cyl 2 HT gas 1 HT Extent gas cyl 3 HT gas cyl 4 HT Exhaust gas cyl 4 gas cyl 5 HT Exhaust gas cyl 5 HT gas exl 6 HT gaa B HT Turbo inks HT Turbo ink HT Turbo outlet HT Turbo outlet HT Cooling water HT Cooling waler HL Engine resolutions HL Engine revolutions LL Fuel reserve LL Fusel rezerve LL Reserve power LL Reserve power y bE yet y RB TRO Ue EO UM UN di LE C DT LRL y m m User s Manual M3096B 33 E Copyright 2001 SELCO SELCO A S Betonvej 10 DK 4000 Roskilde Denmark Phone 45 7026 1122 Fax 45 7026 2522 e mail selco dk selco com www selco com M3092 Programmer M3096B 33 E Table of contents C D Ga OUT d EM 4 2 SOFTWARE INSTALLATION a inm 4 9 CONFIGURATION teet prre ue uto hu tedio det reda tet ae ecules ada Malina hue ta atit aurcs 8 3 1 COMMUNMIGAUON IL 8 OZ Program MENUS TRECE R 9 3 3 MENON EUM ENT 10 3 4 General Paratmelefs
11. er reference is used to form a relation between the actual input signal in voltage or current and the measured value expressed in the unit defined by the LCD unit parameter Example consider the following parameter set up InpTp 20mA LCDU C InpUp 20 LCDUp 600 The above configuration will inform the M3000 that a current signal is expected on the input The combination of the InpUp and LCDUp parameters forms the relation 20mA measured on the input should bring the M3000 to show 600 C in the LCD Please refer to the description of the InpLo parameters as well 3 5 6 LCD Upper Reference The LCDUp parameter defines the upper reference point of the measured value This parameter works together with the InpUp parameter to define a relation Please refer to the above description on the other reference points 3 4 7 Miscellaneous The Misc parameter is intended for possible future use At present the value has no affect on the operation of the unit SELCO A S 15 M3092 Programmer M3096B 33 E 3 6 Logical Input The very reason for the existence of the logical inputs is the need for average calculation One logical input will perform an imaginary measurement that will correspond to the average of the measurements from up to 12 physical or logical inputs Untitled Selco M3097 Programmer Edit View Tools Help Logical Input LOGI 14 962 1B 10 LOG4 24 LOGS 7B 4 General P
12. first 11 alarms T Untitled m3g Selco M309 7 Programmer Edit View Tools Help Y 59 Alarms InpRel DynRel lt gt SetPoint LCD Text Delay LED Gutpu Flags InpTp 4 1 A11 IM11 lt 0 Freezing 1 1 1 20 2 A12 IM11 OFF 100 Boiling 1 i 0m 3 1413 IM12 OFF 2 Rev Power 3 z T kw 4 414 IM12 OFF 14 Overload OFF dus 107 5 A15 IM 31 50 Cyl 1 dev OER 20 amp 416 IM 32 50 Cyl 2 OFF sss 20 7 A21 1033 50 Cyl 3 dev OFF 20ma 8 A22 IM 41 50 Cyl 4 dev OFF 20ma amp A23 IN 42 50 Cyl 5 dev OFF 20m A 10 A24 IM 43 50 6 dev OFF 20m 11 A25 OFF 0 OFF OFF 4 General Physical Input Logical Input Alarm Ready MUM el Hl HL 3 7 1 Input Reference The parameter holds the reference to the input to which the alarm has been assigned The input reference parameter includes two decimals the first decimal holds the number of the group and the last decimal holds the number of the input When the input reference is OFF the alarm is not active Notice that the input parameters for the inputs are displayed as guidance to the right in the table 3 7 2 Dynamic Reference lt gt Operator amp Set Point The Dynref parameter can be OFF or assigned to the average in one of the logical inputs When it is OFF the set poi
13. hysical Input Logical Input Ready MLM Each of 12 input references can point to any physical or logical input Input references that are not required must be set to OFF In the example above will be calculated as the average of IN31 IN32 IN33 IN41 IN42 and IN43 It is very important that all inputs referred to by the average parameter have compliant parameter values assigned The program will validate this It will not allow to average oranges with apples The average calculation of a logical input can be described by the formula below N IN n l Average The variable Average represents the measurement on the logical input N is the number of physical and logical inputs that takes part in the average calculation max 12 IN is the measurement of each physical or logical input Note that the measurement of the logical input equals the sum of all input measurement divided by the number of measurements Example consider one diesel engine with 6 cylinders The temperature measurement on each cylinder could be picked up through 6 physical inputs A logical input might then be used to measure the average temperature on all 6 cylinders It is also possible to use the average temperature as a dynamic set point for one or more alarms 16 SELCO A S M3092B 33 M3092 Programmer 3 7 Alarm The parameters included in the configuration of an alarm are described below The example shows the parameters of the
14. n alarm in control mode is also done in the Alarm section by setting the control flag for the alarm Example We want to switch on heating when temperature drops below 57 C and switch it off again when the temperature is above 63 C That means we want to switch on and off at 60 C with a hysteresis of 3 C SELCO A S 13 M3092 Programmer M3096B 33 E 3 5 Physical Input The parameters included in the configuration of a physical input are described below The example shows the parameters of the 3 physical inputs encapsulated in one group 25 Untitled Selco M3092 Programmer File Edit View Tools Help Misc 600 0 25 0 0 24 0 0 0 0 0 General Physical Input Logical Input Alarm Ready MOM 3 5 1 Input Type The parameter defines both the type of input signal and the expected maximum range of that signal The range defined by the InpTp parameter must cover the expected range of the signal provided by the sensor connected to the input Example InpTp should be set to 20 in order to accept the connection of a 4 20mA transmitter Setting this parameter to Off will completely disable the physical input 3 5 2 LCD Unit LCDU parameter defines the unit of measurement The parameter holds a combination of 4 characters The selection of these 4 characters will not affect the operation of the M3000 in any way the contents of the LCDU parameter is only used for indicati
15. nsert the CD in the CD drive After a few seconds a Start up picture will appear Now double click on the Software menu SELCO Generator Controls and Alarm Annunciotors Microsoft Internet Explorer Eile Edi View Favorites Tools Help a g 3 _ al H Stop Refresh Home Search History i DACD VIEWAINDEX HTM Adress Generator Controls MEC ME Alarm Annunciators Skovlunde Phos 45 Tee u Jose since the origin in 1960 SELCO A S technology has provided the electrical power generation market with high class equipment living up to the major international standards SELCO manufactures and supplics electronic relays and microprocessor based equipment for control monitoring and protection of medium sized generators in Introduction Products parallel operation Manuals Primarily the products are used for generators on board ships and in compact land based power statione where operation in parallel with the grid utility may software also be a requirement SELCO products are marketed and sold in more than 60 countries worldwide SELCO offers comprehensive range of services including technical support applications support and spare part services NEW T4400 Load Share Contacts EE arer SELCO also manufactures a wide range of alarm annunciatorg indicator panels and
16. nt value will be regarded as a fixed value e g a fixed temperature The Set Point parameter defines the set point of the alarm The set point describes the level of the alarm condition relative to the measured value The set point of the surveyed input is always displayed on the M3000 s LCD together with the actual level SELCO A S 17 M3092 Programmer M3096B 33 E The function of a fixed set point with the operator is quite simple The alarm is annunciated when the measurement of the related input passes above or below the set point Input gt fixed set point gt Alarm Or Input lt fixed set point gt Alarm The average calculated by a logical input can also be used as a dynamic reference Now the set point value will be regarded as a plus minus offset from the dynamic reference point The dynamic reference point in alarms 5 to 10 above is the average in LOG1 In the example above for alarm 5 there will be a deviation alarm when the temperature of cylinder 1 IN31 deviates more than 50 from the average of the other cylinders LOG1 Dynamic Set Point smm a ref Alarm LI TE Upper offset pp 22 Set point Lower offset i Time The middle line in the above figure describes the dynamic set point Note that the level of the set point changes over time It simply follows the measurement of the related logical input The two lines above and beneath the dynamic set point are the offsets
17. on in the display Example likely LCD units C F Volt and kW 3 5 3 Input Lower Reference The InpLo parameter defines the lower reference value of the input signal The InpLo parameter is used together with the LCDLo parameter to form the relation between the actual input signal in voltage or current and the measured value expressed in the unit defined by the LCD unit parameter Example consider the following parameter set up InpTp 20mA LCDU C 4 LCDLo 0 14 SELCO A S M3092B 33 M3092 Programmer This will tell the M3000 that a current signal between 0 and 20 is expected at the input terminal and that the desired unit of measurement is degrees Celsius indicated by the C in the LCD unit parameter The parameters InpLo and LCDLo indicate that 4mA on the input should be translated to 0 the LCD 3 5 4 LCD Lower Reference The LCDLo parameter holds the lower reference point of the measured value and defines a low reference relation together with the InpLo parameter Please refer to the prior explanation of the InpLo parameter for further details Note Defining the LCDLo and LCDUp parameters with one decimal point 0 0 and 25 0 rather than just O and 25 will cause the display of M3000 to show results with one decimal point 3 5 5 Input Upper Reference The InpUp parameter defines the upper reference point of the input signal As with the lower reference the upp
18. ontrol of external equipment External equipment can be connected to the 14 open collector outputs of the M3000 In normal alarm mode the open collector output if any of the alarm will be activated on alarm condition the LED if any of the alarm will be flashing and the two common collector outputs AL OUT and SIREN will be activated The alarms will stay active until the operator acknowledges the alarms from the M3000 keyboard or until the remote reset function is used In control mode the open collector outputs are used for level dependent control of external equipment The outputs are not considered as alarm outputs only as control outputs In control mode no reset is needed to disable the LED and the open collector control output when the condition for the control signal no longer exists The two common open collector outputs AL OUT and SIREN are not activated in control mode The LEDs controlled by alarms in control mode will not flash they will have steady light for alarm condition exceeded set point and no light for normal condition Control mode can be used for switching on and off heating via one of the open collector outputs depending on the actual temperature The heating will be switched on once the temperature drops below a pre set level and it will be switched off again when the temperature is back at the pre set level A delay on the alarm can be used as a kind of hysteresis in order to prevent freq
19. reset function only requires 2 presses on the C Key First press on the C key deactivates the siren If the alarm is still present on the second press the LED will go on steady light and the output will be turned off When the alarm disappears the LED will go off If the alarm is no longer present on the second press the LED will go off and the output will be turned off at the key press Selecting RESET 3 will enable an additional reset function which is available if the M3000 has EPROM date of 080499 8 April 1999 or newer This reset function requires 3 presses on the C key as the normal reset function except that the outputs now follow the LEDs First press on the C key deactivates the siren On the second press the LED will go on steady light and the output will not be turned off On the third press the LED will go off and the output will be turned off provided the alarm is no longer present The reset functions are summarized in the following table Reset Function Reset Push C key Alarm still active Alarm not active 1 Siren stops Siren stops DEFAULT 2 LEDs steady outputs off LEDs steady outputs off 3 LEDs steady outputs off LEDs off outputs off 1 Siren stops Siren stops 2 LEDs steady outputs off LEDs off outputs off RESET 2 LEDs automatically goes off now when the alarm are no longer active Siren stops Siren stops LEDs steady outputs LEDs steady outputs off LEDs steady outpu
20. st be entered from the font panel keyboard as described in the M3096 User s Manual These configuration parameters reside the M3000 E PROM together with the parameters describe the input and alarm configuration 10 SELCO A S M3092B 33 M3092 Programmer 3 4 1 Initialization OFF CONFIG CONF GEN selecting CONFIG will initialize the M3000 E PROM This operation will restore the default configuration for all physical inputs logical inputs and alarms Selecting will restore the default configuration for all physical inputs logical inputs alarms and a so the general constants Note The new default configuration will not be loaded until after the power supply has been interrupted 3 4 2 Function Test OFF ON Selecting ON will initiate an LED and output test at the next power up Press the up down arrow keys while the test is running to switch to keyboard test 3 4 3 Device Number 1 to 62 The device number is used with the RS485 bus for communication with e g the SELCO H0300 Event Logger or the SELCO N0300 Process Logger Any value between 1 and 62 is acceptable 3 44 Protocol MODBUS SELCO BUS This parameter is used to select the communication protocol MODBUS is default and used with e g the SELCO H0300 Event Logger and in standard OPC systems SELCO BUS is used in systems with the SELCO N0300 Process Logger Software Note If the M3000 is older than 2009
21. t a pulse on alarm outputs OUT1 OUT 14 at new alarms to the same outputs This is done by selecting ON for this parameter The outputs are open collector outputs Like all other open collector outputs the outputs are at GND level when active The outputs are active as long as one or more alarms assigned to the outputs are present on the M3000 When Second Alarm Pulse is set ON the output is briefly deactivated at the second alarm or more to the same output for about 500 msec in order to indicate the annunciation of a new alarm 3 4 14 Hysteresis in 0 to 12 5 This function is available in the M3000 if it has an EPROM date of 040101 4 January 2001 or later A number between 0 and 12 5 can be entered The entered number represents the hysteresis in of full scale level In the 0 20mA range 5 hysteresis would correspond 0 is default and will give no hysteresis All alarms with a hysteresis flag will operate with the entered hysteresis Setting the hysteresis flag for alarms is done in the Alarm section The hysteresis function is typically used for alarms in control mode to switch on and off external equipment at a pre set level with an adjustable hysteresis The LEDs controlled by alarms in control mode will not flash they will have steady light for alarm condition exceeded set point and no light for normal condition The two common open collector outputs AL OUT and SIREN are not activated in control mode Setting a
22. ts on LEDs off outputs off RESET 3 Co N 3 4 10 Output Follows Alarm OFF ON Selecting ON will cause that the outputs assigned to alarms always will follow the input alarm state This function can be used in combination with the above Reset Functions In the above table we can now disregard outputs off and outputs on The outputs will now always follow the input alarm states 12 SELCO A S M3092B 33 M3092 Programmer 3 4 11 Block OFF REF REF Selecting REF REF will make an alarm block function available Selecting REF will cause all alarms with a blocking flag to be blocked when input 1 of group 8 IN81 is connected to of the supply voltage Selecting REF will cause alarms with a blocking flag to be blocked when the input is connected to GND Setting the blocking flag for alarms is done in the Alarm section Blocking for an alarm is e g relevant for a low oil pressure alarm as long as an engine is not running 3 4 12 Alarm Out Inverted OFF ON Selecting ON will cause that the Alarm Out OUT 15 to be inverted When the Alarm Out is inverted the output will be present output to GND as long as there are no alarms and as long as there is power on the unit If an alarm is present or if the power to the unit is lost the output will be turned off 3 4 13 Second Alarm Pulse OFF ON If the M3000 has an EPROM date of 080299 8 February 1999 or later it is possible to ge
23. uent toggling between heating on and off 3 7 7 3 Hysteresis This section describes the hysteresis function of the M3000 This function is available in the M3000 if it has an EPROM date of 040101 4 January 2001 or younger The hysteresis function is typically used for alarms in control mode see previous section to switch on and off external equipment at a pre set level with an adjustable hysteresis The hysteresis for an alarm is enabled by setting the Hysteresis flag to ON Setting it to OFF will switch off the hysteresis mode Example We want to switch on heating when temperature drops below 57 C and switch it off again when the temperature is above 63 C That means we want to switch on and off at 60 C with a hysteresis of 3 C The actual hysteresis should be entered in percent as a General Parameter In our case where we use a 4 20mA 0 100 C transmitter at the input 3 C is equal 0 6 The 0 6mA is equal 2 4 of the full scale level 20mA Hysteresis mode is enabled for all alarms where this hysteresis is wanted by setting the hysteresis flag to ON Alarms set into hysteresis mode will now have a hysteresis of the entered value 2 4 of full scale level in the above example 20 SELCO A S
24. w seconds until completed SELCO A S 7 M3092 Programmer M3096B 33 E 3 CONFIGURATION The configuration of the M3000 unit consists of a number of parameters that describe the set up of some general parameters the 24 physical inputs the 7 logical inputs and the 48 alarms The configuration of a physical or logical input includes parameters that describe the expected signal type and range the unit of measurement and the relationship between the input signal in volt or ampere and the measurement in kW or whatever unit that is to be measured The logical inputs have 12 cells that hold references to the inputs that take part in the average calculation performed by the logical input The configuration of an alarm includes parameters that describe the reference of the input to which the alarm has been assigned a set point fixed or dynamic that defines the level of alarm annunciation a delay and references to the LED and open collector output that are to be activated in order to annunciate the alarm A 10 character user defined text string holds the description of the alarm The parameters of the configuration must be done before the unit can be put into operation Note that it is only necessary to adjust the parameters of the active inputs and alarms Inputs having no connection to a sensor should be disabled by setting the input type parameter to Off Alarms that are not in use should have their input reference parameter set
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