MiniDISP2 BUS
Contents
1. display will show during some seconds the first recalled message first out feature then the cyclic displaying restarts 4 after having removed the alarm causes Mini DISP2 BUS may be restored by a RESET sequence pushing in sequence of pushbuttons and CDF the flasher will be switched off the displaying queue will be reset and the stand by message will be displayed message 000 1 000 2 see paragraph describing the programming feature Notes x if anew alarm occurs after ACK the siren will restart x if some alarms are still active after a RESET sequence the described sequence restarts as soon as a non zero binary code will be received by the bus x ifthe 16 character of line 1 of a message is the symbol then the receiving of the related binary code from will not influence the internal relays x Mini DISP2 BUS stores in chronological order up to 64 events any other event exceeding 64 will be ignored the message shown after the alarm pending message is the first occurred the second one is the second occurred and so on x pushing ETP button it is possible to change from automatic cyclic to manual scrolling in manual mode the message related to the pending alarms can be displayed by pressing amp backward and Ch forward buttons 8 4 LOCAL NOMEM operation When Mini DISP2 BUS is set as LOCAL and NOMEM the operating sequence is the following 1 when Mini DISP2 BUS receives through the bus a non zero bin2. WW nf Programming connector Power supply output MAX 0 5A terminal 1 is internally connected to terminal 13 terminal 2 is internally connected to terminal 14 Page 4 of 14 Rel 1 0 July 2007 DUEMMEGI s r l Via Longhena 4 20139 MILANO Tel 02 57300377 Fax 02 55213686 www duemmegi it User s manual MiniBiSP2e BUS 4 OUTLINE DIMENSIONS A mini ISP Bus Ss 5 Rae 7 A lt CGD CL GD y lt 106mm p gt a 58mm p 5 TECHNICAL DATA Output contacts Max switching voltage 60Vcc or 125Vca Max switching current 1A Max operating power 30W in cc 60VA in ca 255 4 lines each one 1 stand by message 2 lines 1 pending messages 2 lines DUEMMEGI s r l Via Longhena 4 20139 MILANO Rel 1 0 July 2007 Page 5 of 14 Tel 02 57300377 Fax 02 55213686 www duemmedgdi it MiniBiSPe BUS User s manual 6 INPUT AND OUTPUT POINTS Mini DISP2 BUS behaves as an assemblage made by an input module and two output modules of DUEMMEGI COMATIO family Said x the base address chosen for Mini DISP2 BUS the following input points and output points will be re Input points Indirizzo punto mo Indirizzo punto Funzione Output points Indirizzo punto Funzione Indirizzo punto 1 Funzione x 1 1 Remote command button x 1 5 Not used x 1 2 Remote command button x 1 6 Command for internal buzzer Keyboard Lock Unlock Command f
3. about some information gt on the first line the type DISP2 BUS and the firmware version see example in the figure gt onthe second line memory MEM or no memory NOM option buzzer enabled ON or disabled OFF cycle time in seconds e g T 2s f mini WSP bus _ Then if no events are present the stand by message will be displayed line 1 and line 2 of the message zero The base address of Mini DISP2 BUS can be set by the buttons on the front panel or by a PC see the paragraph describing the programming WARNING Mini DISP2 BUS base address cannot be assigned by Lomp FXPRO programmer 8 1 Operating modes Mini DISP2 BUS allows several operating modes MEM memory each message when recalled remains in the displaying queue even if the binary code sent by bus changes if several messages had recalled these ones will be cyclically displayed with a period in the range 1 to 10 seconds as set in CYCLE TIME option NOMEM no memory displayed message is always that related to the last binary code received by bus LOCAL two output relays are locally handled by Mini DISP2 BUS in a way similar to the standard ISA M alarm sequence REMOTE two output relays are exclusively driven by the bus in other words handling of the relays will be left to the CONTATTO system controller MCP Settings of operating mode may be done by front panel pushbuttons or by PC see paragraph describing programming feature Note
4. in the following paragraphs it is implicit that the buzzer follows in LOCAL mode and if enabled the status of K1 relay siren Page 8 of 14 Rel 1 0 July 2007 DUEMMEGI s r l Via Longhena 4 20139 MILANO Tel 02 57300377 Fax 02 55213686 www duemmegi it User s manual MiniBDiSPe BUS 8 2 Relay operation in LOCAL mode In LOCAL mode and without alarm pending K1 relay siren is de energized and K2 relay flasher is energized the siren must be then connected to the normally open contact and the flasher must be connected to the normally closed contact This last connection ensures at least a visual warning when the power supply of Mini DISP2 BUS fails intrinsic safety The just described connections will be assumed in the following two paragraphs 8 3 LOCAL MEM operation When Mini DISP2 BUS is set as LOCAL and MEM the operating sequence is the following 1 when Mini DISP2 BUS receives through the bus a non zero binary code the siren and flasher will be activated the related message will be shown on the display alternated to the pending alarm message message 000 3 000 4 see paragraph describing the programming procedure 2 if another non zero binary code is received by the bus the related message will be added to the queue and the display will cyclically show all recalled messages and the pending alarm message 3 pushing button ACK the siren will be switched off the flasher will remain activated and the
5. quickly scroll forward H Decrease the parameter or show previous proposed option Hold down this button to quickly scroll backward Save the current parameter and go to searching mode Quit programming without saving In the message edit mode the pushbuttons perform the following functions Fe nection Next character Hold down this button to quickly scroll forward Previous character Hold down this button to quickly scroll backward Move cursor to right Move cursor to left Save the current parameter and go to searching mode Quit programming without saving 10 2 Programming by Personal Computer d sun 2 gt Mini DISP2 BUS features a connector allowing the connection to a G CL Ch PC through the RS232 serial port using the provided cable This connector blue colored is located under the terminal cover on the bottom right side see figure at this left side to remove the cover help yourself with a small screwdriver The operating parameters options and messages of Mini DISP2 BUS can be programmed by the PC in addition the reverse operation can be also performed so it is possible to read all parameters options and message stored in the Mini DISP2 BUS The PC must be equipped with a program named DISPTools and distributed free of charge by DUEMMEGI This program runs in Windows 98 2000 XP For detail on using DISPTools refer to the on line help of the program itself Page 12 of 14 Rel 1 0 J
6. the siren was not silenced before by ACK button The program for Log MCP controller that implements the just described specification is the following dd dd TTT TTT MCP PROGRAM FOR ALARM HANDLING WITH DISP2 BUS 44444 dd TTT TTT TTT TTT TT ALARM MEMORY DEFINITION EACH MEMORY CELL IS SET BY RELATED INPUT FROM I1 1 TO 11 8 AND RESET BY RESET BUTTON ON DISP2 BUS 13 2 BUT ONLY IF THE SIRENA 04 7 V202 WAS SILENCED AND RELATED INPUT HAS RETUORNED TO ITS NON ACTIVE STATE V1 ST1 1 amp RV203 I1 1 v2 SI1l1 2 amp RV203 11 2 V3 ST1 3 amp RV203 11 3 V4 SI1 4 amp RV203 11 4 v5 ST1 5 amp RV203 11 5 V6 ST1 6 amp RV203 11 6 V7 SI1l1 7 amp RV203 11 7 v8 SI1 8 amp RV203 11 8 SIREN OUTPUT 04 7 EACH NE ALARM SWITCH ON THE SIRENA THE SWITCH OFF OF THE SIREN OCCURS BY ACK BUTTON ON DISP2 BUS 13 1 V201 TV1 TV2 TV3 TV4 TV5 TV6 TV7 TV8 RI3 1 V202 SV201 amp RI3 1 amp R V998 04 7 V202 VIRTUAL POINT TO RESET THE ALARM MEMORY CELLS V203 WILL BE ACTIVATED PUSHING RESET BUTTON 13 2 BUT ONLY IF THE SIREN 04 7 V202 IS OFF V203 v202 amp 13 2 DUEMMEGI s r l Via Longhena 4 20139 MILANO Rel 1 0 July 2007 Page 13 of 14 Tel 02 57300377 Fax 02 55213686 www duemmedgdi it MiniBiSPe BUS User s manual FLASHER OUTPUT 04 8 DEFINED AS OR OF ALARM MEMORY CELLS THE FLASHER WILL BE ACTIVATED UNTIL A
7. 7 Fax 02 55213686 www duemmegi it User s manual MiniBiSPe BUS 9 PUSHBUTTONS FUNCTION AND KEYBOARD LOCK The 6 pushbuttons on the front panel during normal operation perform the following functions be Function ACK acknowledge siren silencing Request of queue reset the confirmation must occur within 3 seconds by pressing the ACK button Show next message when the manual scrolling of messages is enabled Show previous message when the manual scrolling of messages is enabled Switch from the automatic to manual scrolling of messages and vice versa Mini DISP2 BUS returns to automatic scrolling at the activation of a new message Show the auxiliary lines of the current message lines 3 e 4 of each message The displaying of auxiliary lines in automatic cyclic mode remains until the cycle time T set by the user elapses During the manual displaying mode lines 3 and 4 remain on the display until the pressing of button SES or The keyboard of Mini DISP2 BUS can be locked exclusively through the bus activating the point x 1 3 x is the base address To unlock deactivate the same point To perform the locking feature a proper section of program must be included into MCP controller see example in paragraph 11 1 of this manual During the programming mode these pushbuttons performs other functions refer to the related paragraph for details 10 PROGRAMMING 10 1 Manual programming by the panel pushbuttons T
8. DUEMMEGI Mm DIR BUS MiniBiSPe BUS ALARMS AND TEXT DISPLAY User s manual Release 1 0 July 2007 vk AAE SSSesnono Via Longhena 4 20139 MILANO Tel 02 57300377 FAX 02 55213686 yy www duemmedi it MiniBiSPe BUS User s manual INDEX TINT RODUC TION EE 3 2 gt Mini DISPZ BUS MAIN FEA TURES egent eebe ee EENEG 3 B CONNEC TION Sigg eege EE AE 4 3 1 Description of the Mini DISP2 BUS emmmals ccc ccccccccceecceceeeeeeeeeeseeceseeceseeeeeseeeesaaeeeseeeseeeseaes 4 4 OUTLINE DIMENSION G eege Ee EE 5 Sie mE lO ele O72 RR EE 5 60 INPUT AND OUTPUT EHNEN dE deeg 6 fa ea AG hoo Ee 7 TM DS Ay COMM E T 72 Mini DISP2 BUS ele EE T Laa e Momory Op UO ME T 4 Local Remote OPIO BEE T T BUZZ ODO EE T EE 8 Tc EE E gene ue Ne 8 S FUNCTIONAL DESCRIP TON EE 8 ER E il e un ele EE 8 3 2 Relay Operation in LOCAL IMOd6 scicestnicctaspccncosennie sswhe eaiadenta vate ouclaaiecuduslenmniatnce pimmendaneecawaseumateabe Ra 9 8 3 LOCAL Oe ANON BEE 9 8 4 LOCAL NOMEM operaton 9 8 5 REMOTE MEM OD Slat OM EE 10 8 6 REMOTE NOMEM operation cccccccccseececeececaeeeeeeeeceeeeseeceseceeseeeeseecesseeeeseueeeseeeeseeeeseneesseeeas 10 ro RE SE FOr 0 EE 10 8 8 Bus failure warning BUS EAIURE cc ccccecccecseeeeeeseeeeeseeeeeeseeeeesaeeseeeseeeeesseeeeseeseeeseeeeseeeeeeeas 10 9 PUSHBUTTONS FUNCTION AND KEYBOARD LOCkh 11 T10 LE lt LEE 11 10 1 Manual programming by the p
9. LL ALARMS WILL BE REMOVED AND THE SYSTEM WILL BE RESET v204 V1 v2 v3 v4 lx v5 V6 V7 V8 04 8 V204 BINARY OUTPUT BLOCK DEFINITION BINARY 3 B001 V1 B002 V2 B003 V3 B004 V4 B005 V5 B006 V6 B007 V7 B008 V8 This program may be easily modified to be adapted to the various real applications 11 1 Example for keyboard lock Supposing to have assigned the base address 3 to Mini DISP2 BUS the simple following program allows to lock unlock the keyboard every time the buttons 4 4 Z A are pressed at the same time for more than 3 seconds v901 I3 3 amp 13 4 amp 13 5 V902 TIMER V901 30 0 04 3 TV902 The keyboard lock unlock can be implemented in several modes thanks to the possibility offered by MCP programming Page 14 of 14 Rel 1 0 July 2007 DUEMMEGI s r l Via Longhena 4 20139 MILANO Tel 02 57300377 Fax 02 55213686 www duemmegi it
10. TATTO system controller MCP To modify this option enter in the Mini DISP2 BUS setting menu pushing down at the same time the buttons CA and move across the menus using the buttons Ch and Q until the SET LOCAL REMOTE option is reached To modify the displayed option refer to paragraph 10 1 The setting of this option can be done through the keyboard on Mini DISP2 BUS front panel or by the configuration program DISPTools running on the PC 7 5 Buzzer option BUZZER ON Enable buzzer this option enables the buzzer inside Mini DISP2 BUS This is a global option because it applies to all messages In LOCAL mode the buzzer if enabled follows the status of the siren relay Note the buzzer as for the siren and flasher outputs will be activated only for the messages that were configured for this function BUZZER OFF Disable buzzer this option disables the buzzer inside Mini DISP2 BUS but siren will be however enabled To modify this option enter in the Mini DISP2 BUS setting menu pushing down at the same time the buttons CA and move across the menus using the buttons SE and D until the BUZZER DUEMMEGI s r l Via Longhena 4 20139 MILANO Rel 1 0 July 2007 Page 7 of 14 Tel 02 57300377 Fax 02 55213686 www duemmegi it MiniBiSPe BUS User s manual OPTION is reached To modify the displayed option refer to paragraph 10 1 The setting of this option can be done through the keyboard on Mini DISP2 BUS fr
11. anel ousbbuttons cee ececeeeeceeeeeeeeeeeaeeeeseaeeseaeeesaeeseneeeseneeseaees 11 10 2 Programming by Personal Computer 12 11 PROGRAMMING MCP IN Mini DISP2 BUS Ab ICATIONS cecccecneeeesseeeeeeeaeeeesaeeeeenaeeeeeaees 13 11 1 Example for keyboard Jock 14 Page 2 of 14 Rel 1 0 July 2007 DUEMMEGI s r l Via Longhena 4 20139 MILANO Tel 02 57300377 Fax 02 55213686 www duemmegi it User s manual MiniBDiSPe BUS 1 INTRODUCTION The display DUEMMEGI Mini DISP2 BUS is a device allowing to report in a customized way messages for controlling purpose in many applications such as industrial and domestic plants Thanks to its flexibility the display Mini DISP2 BUS makes easy to understand any information related to the occurrence of alarms or events These devices can be employed in several applications as in the following examples x Machinery x Building automation x Industrial processing x Home automation x Plants x Alarm signaling Mini DISP2 BUS is offered as an option in a different housing of the previous version DISP2 BUS 2 Mini DISP2 BUS MAIN FEATURES x LCD display 2 x 16 characters with back lighting x 2 operating mode with memory MEM or without memory NOMEM x LCD contrast may be adjusted by the buttonon x Events are displayed in chronological order up the front panel to 64 information about the total amount of pending alarms x Message programming by front panel x Cyclic displaying of more mes
12. ary code the siren and flasher will be activated the related message will be shown on the display 2 pushing button ACK the siren will be switched off the flasher will remain activated and the display will show the message recalled at the previous point 3 when a zero binary code will be received by the bus the siren and flasher will be switched off and the stand by message will be displayed Notes x if more alarms are pending the bus controller MCP cyclically sends to Mini DISP2 BUS the related binary codes this means that the siren restarts if silenced before by the ACK pushbutton at every binary code This strange behavior is an implicit operation because Mini DISP2 BUS has not in the queue the alarm already acknowledged remember that we are in NOMEM mode It is better to use the REMOTE NOMEM mode and handle the internal relays by the program downloaded in MCP controller x the RESET sequence in LOCAL NOMEM mode has not any effect DUEMMEGI s r l Via Longhena 4 20139 MILANO Rel 1 0 July 2007 Page 9 of 14 Tel 02 57300377 Fax 02 55213686 www duemmedgdi it MiniBiSPe BUS User s manual 8 5 REMOTE MEM operation When Mini DISP2 BUS is set as REMOTE and MEM the operating sequence is as before described for LOCAL MEM mode with the exception that the two internal relays will be always de energized the handling of these relays when required must be implemented in the program downloaded in the system cont
13. he programming of messages and options may be performed by the front panel keyboard of Mini DISP2 BUS To enter into the programming mode of Mini DISP2 BUS press down at the same time the buttons O Reset O The options that can be modified are LCD display contrast Base address MEM NOMEM option LOCAL REMOTE option BUZZER ON OFF option Cycle time for messages scrolling Messages text 0 to 255 VVVVVV WV The programming procedure has two operating modes 1 Search of the option or message to be modified 2 Option or message edit These modes can be easily identified because in the edit mode a blinking cursor is shown the cursor is a small line under the character the cursor is not displayed during searching mode In edit mode the cursor can be moved on any character to be modified DUEMMEGI s r l Via Longhena 4 20139 MILANO Rel 1 0 July 2007 Page 11 of 14 Tel 02 57300377 Fax 02 55213686 www duemmedgdi it MiniBiSPe BUS User s manual In the searching mode the pushbuttons perform the following functions Ooo Ky LI Fuegen EE Next message or parameter Hold down this button to quickly scroll forward the searching Cd Previous message or parameter Hold down this button to quickly scroll backward the searching Enter the edit mode In the option edit mode the pushbuttons perform the following functions Oo Ky Function O CT Increase the parameter or show next proposed option Hold down this button to
14. ing down at the same time the buttons t CA and move across the menus using the buttons S and Ct until the BUS ADDRESS parameter is reached To modify the displayed parameter refer to paragraph 10 1 The setting of this parameter can be done through the keyboard on Mini DISP2 BUS front panel or by the configuration program DISPTools running on the PC 7 3 Memory option MEM memory each message when recalled remains in the displaying queue even if the binary code sent by bus changes if several messages had recalled these ones will be cyclically displayed with a period in the range 1 to 10 seconds as set in CYCLE TIME option NOM NOMEM no memory the displaying cycle shows the message related to the current binary code received by the bus To modify this option enter in the Mini DISP2 BUS setting menu pushing down at the same time the buttons CA and move across the menus using the buttons Cf and api until the MEMORY OPTION is reached To modify the displayed option refer to paragraph 10 1 The setting of this option can be done through the keyboard on Mini DISP2 BUS front panel or by the configuration program DISPTools running on the PC 7 4 Local Remote option LOC Local two output relays are locally handled by Mini DISP2 BUS in a way similar to the standard ISA M alarm sequence REM Remote two output relays are exclusively driven by the bus in other words handling of the relays will be left to the CON
15. ont panel or by the configuration program DISPTools running on the PC 7 6 Cycle time This parameter set the time between the displaying of a message and another one Allowed values are in the range 1 to 10 seconds with 1 second step To modify this parameter enter in the Mini DISP2 BUS setting menu pushing down at the same time the buttons CA and move across the menu using the buttons EES and CL until the CYCLE TIME option is reached To modify the displayed parameter refer to paragraph 10 1 The setting of this parameter can be done through the keyboard on Mini DISP2 BUS front panel or by the configuration program DISPTools running on the PC 7 7 Alarm outputs Each message of Mini DISP2 BUS in LOCAL mode may be set to cause or less the activation of the 2 centralized alarm outputs siren and flasher and of the buzzer if enabled In other words the difference between the two settings only concerns the handling of the two centralized alarm outputs siren and flasher and the buzzer if enabled a message having the alarm outputs enabled will cause the activation of siren flasher and buzzer while a message having the alarm outputs disabled will not cause any action on these devices The setting of the ALARM OUTPUTS for each message can be done only by the configuration program DISPTools running on the PC and it is valid for LOCAL mode only 8 FUNCTIONAL DESCRIPTION Mini DISP2 BUS shows at power on and during 2 second
16. or relay K1 siren Not available Command for relay K2 flasher The output address x is reserved to the binary code for the recalling of the messages stored in DISP2 BUS Notes 1 Remote commands for ACK and RESET pushbuttons allow the implementation of remote acknowledge and reset functions in other words pushing the related button on the front panel or send through the bus a command forcing that function are equivalent actions 2 The commands through the bus of relays K1 and K2 and of buzzer are allowed only if Mini DISP2 BUS is set in REMOTE mode Page 6 of 14 Rel 1 0 July 2007 DUEMMEGI s r l Via Longhena 4 20139 MILANO Tel 02 57300377 Fax 02 55213686 www duemmegi it User s manual MiniBiSPe BUS 7 OPTIONS SETTING 7 1 Display contrast The contrast of the LCD display may be adjusted according to the user preferences To execute this adjustment enter the Mini DISP2 BUS setting menu pushing down at the same time the buttons W and move across the menus using the buttons EES and lt gt until the DISPLAY CONTRAST parameter is reached To modify the displayed parameter refer to paragraph 10 1 The setting of this parameter can be done through the keyboard on Mini DISP2 BUS front panel or by the configuration program DISPTools running on the PC 7 2 Mini DISP2 BUS address This is the bus base address assigned to Mini DISP2 BUS To execute this setting enter in the Mini DISP2 BUS setting menu push
17. roller MCP 8 6 REMOTE NOMEM operation When Mini DISP2 BUS is set as REMOTE and NOMEM the operating sequence is as before described for LOCAL NOMEM mode with the exception that the two internal relays will be always de energized the handling of these relays when required must be implemented in the program downloaded in the system controller MCP 8 7 RESET of alarms If the chosen operating mode is without storing VOMEM the RESET sequence has no relevance On the contrary MEM mode the RESET sequence allows to restore the situation this means that all alarms in the queue will be removed The RESET sequence is the following f mini DISP bus _ x silence the siren by pushing button x push button Mini DISP2 BUS will displays the text shown at this left side x push button to confirm the RESET of Z A gt gt en en DDO If the confirmation does not occur in 3 seconds the RESET request will be automatically rejected the message queue 8 8 Bus failure warning BUS FAILURE IT DISP bus When the signal on the L1 and L2 bus lines is not detected by Mini DISP2 BUS e g when the MCP controller is disconnected or when the bus is broken Mini DISP2 BUS warns about this condition displaying the text shown at this left side Note that in this condition the base de e D address is displayed too Page 10 of 14 Rel 1 0 July 2007 DUEMMEGI s r l Via Longhena 4 20139 MILANO Tel 02 5730037
18. sages the cycle pushbuttons or by PC time may be set by user in the range 1 to 10 seconds x Messages and parameters stored into Mini x Internal buzzer for alarm acoustic signaling the DISP2 BUS memory may be read by a PC buzzer operation may be disabled x Messages are recalled by the bus line x 2 potential free contacts internal relays and DUEMMEGI CONTATTO buzzer directly handled by DISP2 BUS in LOCAL mode ore via bus in REMOTE mode for additional acoustic visual signaling siren and flasher x 255 messages made by 2 main lines and 2 x The status of the buttons on the front panel can auxiliary lines be acquired via bus x 1 base message made by 2 lines stand by x ACK and RESET commands can be forced via message bus x 1 alarm pending message made by 2 lines x Keyboard lock to avoid unwanted operations by unauthorized personnel The firmware of Mini DISP2 BUS device can be easily updated on the field by the user through a PC connected via RS232 communication port by the provided cable this feature allows future developments of the product concerning new functions and possible special versions For more details about this feature contact DUEMMEGI commercial office DUEMMEGI s r l Via Longhena 4 20139 MILANO Rel 1 0 July 2007 Page 3 of 14 Tel 02 57300377 Fax 02 55213686 www duemmedgdi it MiniBiSPe BUS User s manual 3 CONNECTIONS The Figure 1 shows the wiring diagram of Mini DISP2 BUS 24V OV Vs BUS L1
19. uly 2007 DUEMMEGI s r l Via Longhena 4 20139 MILANO Tel 02 57300377 Fax 02 55213686 www duemmegi it User s manual MiniBDiSPe BUS 11 PROGRAMMING MCP IN Mini DISP2 BUS APPLICATIONS This paragraph describes by an example the implementation of an alarm sequence totally handled by MCP MOD or MCP Plus controller of LONTATTO system The Mini DISP2 BUS in the following example must be set as NOMEM and REMOTE the base address is chosen as 003 Description of the system to be implemented given 8 inputs 11 1 11 8 we want that at the activation of each input the following events occur x The message related to the occurred event will be displayed x The event must be stored then even if the input returns to its non active state the alarm condition remains active x Siren and flasher output will be activated We want to silence the siren pushing ACK button on Mini DISP2 BUS front panel we want that this button does not influence the flasher output and the displaying of Mini DISP2 BUS Moreover we want that RESET button on Mini DISP2 BUS front panel restore the system this means to remove the pending alarm from memory but only if the related input has returned to its non active state and if no more alarms are pending the flasher output must be switched off After each acknowledge any new alarms that means not still stored must activate the siren again In addition the RESET button must not have any effect if
Download Pdf Manuals
Related Search