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MX4428 MXP Engineering /Technical Manual 

Document:  LT0273 

Page vi 

24 March 2006  

Issue 1.5 

8.1.9

 

MXP EVENT LOG .......................................................................................................... 8-9

 

8.2

 

FLASH PROGRAMMING .................................................................................................... 8-10

 

8.2.1

 

FILES REQUIRED........................................................................................................ 8-10

 

8.2.2

 

PROCEDURE............................................................................................................... 8-10

 

CHAPTER 9 DEVICE PROCESSING.....................................................................9-1

 

9.1

 

EXPONENTIAL FILTER ........................................................................................................ 9-2

 

9.2

 

STEP LIMITING FILTER........................................................................................................ 9-2

 

9.3

 

HEAT PROCESSING............................................................................................................. 9-4

 

9.3.1

 

CONVERSION OF DETECTOR READING TO 

°

C ........................................................ 9-4

 

9.4

 

PHOTO PROCESSING.......................................................................................................... 9-6

 

9.4.1

 

SMARTSENSE PROCESSING...................................................................................... 9-6

 

9.4.2

 

SMARTSENSE ENHANCEMENT .................................................................................. 9-6

 

9.4.3

 

FASTLOGIC PROCESSING .......................................................................................... 9-7

 

9.5

 

CO PROCESSING ................................................................................................................. 9-8

 

9.5.1

 

CALIBRATION AND TEMPERATURE COMPENSATION ............................................ 9-8

 

9.5.2

 

“ENHANCEMENT” ......................................................................................................... 9-8

 

9.5.3

 

CO PROCESSING ......................................................................................................... 9-8

 

9.6

 

IONISATION PROCESSING ................................................................................................. 9-9

 

9.7

 

MIM800 / CIM800 / MIM801 PROCESSING........................................................................ 9-10

 

9.7.1

 

ALGORITHM - MIM800, CIM800 ................................................................................. 9-11

 

9.7.2

 

ALGORITHM - MIM801 ................................................................................................ 9-11

 

9.8

 

DIM PROCESSING.............................................................................................................. 9-12

 

9.8.1

 

LOAD GRAPH .............................................................................................................. 9-12

 

9.8.2

 

DIM MODEL ................................................................................................................. 9-12

 

9.8.3

 

ALGORITHM - DIM800 ................................................................................................ 9-12

 

9.8.4

 

SUPPLY MONITORING - DIM800 ............................................................................... 9-13

 

9.9

 

RIM PROCESSING.............................................................................................................. 9-13

 

9.9.1

 

POSITION MONITORING ............................................................................................ 9-13

 

9.10

 

SNM PROCESSING ............................................................................................................ 9-13

 

9.10.1

 

PROGRAMMING.......................................................................................................... 9-13

 

9.10.2

 

SUPPLY FAULT DETERMINATION ............................................................................ 9-13

 

9.10.3

 

EOL AND POSITION MONITORING ........................................................................... 9-13

 

9.11

 

LPS PROCESSING ............................................................................................................. 9-14

 

9.11.1

 

ELD AND POSITION MONITORING ........................................................................... 9-14

 

9.12

 

VLC800 PROCESSING ....................................................................................................... 9-14

 

9.12.1

 

GENERAL..................................................................................................................... 9-14

 

9.13

 

FILTER STEP LIMITS.......................................................................................................... 9-15

 

9.14

 

ZONE ALARM TEST ........................................................................................................... 9-15

 

9.15

 

ZONE FAULT TEST ............................................................................................................ 9-15

 

9.16

 

AUTOTEST AND SYSTEM TEST ....................................................................................... 9-15

 

9.17

 

NON LATCHING TEST MODE............................................................................................ 9-16

 

9.18

 

COMMISSION MODE .......................................................................................................... 9-16

 

9.19

 

FAST POINT TEST.............................................................................................................. 9-16

 

9.20

 

SLOW POINT TEST ............................................................................................................ 9-16

 

9.21

 

SUMMARY OF ALL TEST MODES .................................................................................... 9-16

 

9.22

 

ANCILLARY FILTERING..................................................................................................... 9-17

 

9.23

 

RESET ................................................................................................................................. 9-18

 

9.23.1

 

RESET OF ADDRESSABLE DETECTOR ................................................................... 9-18

 

9.23.2

 

RESET OF DIM MODULE............................................................................................ 9-18

 

9.23.3

 

RESET OF ANCILLARY INPUT DEVICE .................................................................... 9-18

 

9.23.4

 

RESET OF ANCILLARY OUTPUT DEVICE ................................................................ 9-18

 

9.24

 

DEVICE INITIALISATION AND POLLING.......................................................................... 9-19

 

9.25

 

SOFTWARE VERSIONS ..................................................................................................... 9-20

 

CHAPTER 10 MXP LOOP FILTER BOARD ........................................................10-1

 

10.1

 

USE OF MXP LOOP FILTER BOARD ................................................................................ 10-2

 

10.2

 

FITTING ............................................................................................................................... 10-2

 

10.3

 

DIAGNOSTICS .................................................................................................................... 10-3

 

 

Summary of Contents for MX4428

Page 1: ...00MXP is a product of Tyco Safety Products 211 Maces Road Christchurch 8030 NEW ZEALAND Phone 64 3 389 5096 Fax 64 3 389 5938 COPYRIGHT C 2003 2004 Information contained in this document is subject to...

Page 2: ...ptance of these terms This information is copyright and shall not be reproduced in any form whatsoever END USER LIABILITY DISCLAIMER The MX4428 Fire Indicator Panel provides a configuration programmin...

Page 3: ...3 2 2 DC LOAD 3 8 3 2 3 AC LOADING 3 8 3 2 4 ISOLATOR BASE LOADING 3 9 3 2 5 EXAMPLE 3 9 3 3 OUTPUT CONTROL 3 10 3 3 1 PROGRAMMING 3 11 3 3 2 OUTPUT STATE UNDER EXCEPTIONAL CIRCUMSTANCES 3 11 3 4 DET...

Page 4: ...4 MX4428 PROGRAMMING OPTIONS CIM800 3 36 3 18 CP820 MANUAL CALL POINT 3 38 3 18 1 GENERAL 3 38 3 18 2 MX4428 PROGRAMMING OPTIONS CP820 3 38 3 19 FP0838 FP0839 MANUAL CALL POINTS 3 39 3 19 1 GENERAL 3...

Page 5: ...5 1 1 ALARM CURRENT 5 2 5 1 2 QUIESCENT CURRENT 5 3 5 1 3 HEAT LOSS 5 3 CHAPTER 6 EVENT LOG AND STATUS AT MX4428 6 1 6 1 RETURNED ANALOG VALUES 6 2 6 2 FAULT AND ALARM EVENT LOG 6 3 CHAPTER 7 MXP TEC...

Page 6: ...M800 9 12 9 8 4 SUPPLY MONITORING DIM800 9 13 9 9 RIM PROCESSING 9 13 9 9 1 POSITION MONITORING 9 13 9 10 SNM PROCESSING 9 13 9 10 1 PROGRAMMING 9 13 9 10 2 SUPPLY FAULT DETERMINATION 9 13 9 10 3 EOL...

Page 7: ...Document LT0273 MX4428 MXP Engineering Technical Manual Introduction Issue 1 5 24 March 2006 Page 1 1 CHAPTER 1 INTRODUCTION...

Page 8: ...technical details on the F4000 system and Hardware Software components according to Australian Standards AS1603 Part 4 for servicing purposes LT0069 Volume 3 F4000 Engineering Manual provides complete...

Page 9: ...t expansion option SmartConfig User Manual LT0332 provides details on programming an MX4428 database using the SmartConfig program 1 2 2 STANDARD RELATED This manual makes reference to the following A...

Page 10: ...riable has reached HL History Low the lowest value a variable has reached LCD Liquid Crystal Display usually alphanumeric LED Light Emitting Diode Visual Indicator MAF FIP Master Alarm Facility MIC X...

Page 11: ...Document LT0273 MX4428 MXP Engineering Technical Manual Responder Loop Design Considerations Issue 1 5 24 March 2006 Page 2 1 CHAPTER 2 RESPONDER LOOP DESIGN CONSIDERATIONS...

Page 12: ...bility is adequate for the proposed devices see Section 3 2 the proposed cable has the correct AC characteristics see Section 4 4 the proposed cable has the correct DC characteristics see Section 4 5...

Page 13: ...l responder circuit which is mapped to a zone not a point and it is a logical responder relay which is mapped to an ACZ not a single output point Thus if multiple devices are allocated to a circuit th...

Page 14: ...28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 64 68 72 76 80 84 88 92 96 100 104 108 112 116 120 124 128 132 136 140 144 148 152 156 1...

Page 15: ...es that belong to C1 1 only 10 of these are in fact used and that 7 are input devices and the remaining 3 are output devices Further assume that the MX4428 FIP is configured to map C1 1 to ZONE 1 In t...

Page 16: ...ol zone ACZ representing the status of an output controlled by the MX4428 system The Point Text expansion option can be used to extend this capability Refer to the F4000 Point Text Installation and Op...

Page 17: ...Document LT0273 MX4428 MXP Engineering Technical Manual Device Information and Programming Issue 1 5 24 March 2006 Page 3 1 CHAPTER 3 DEVICE INFORMATION AND PROGRAMMING...

Page 18: ...y be connected to the MXP loop by means of the DIM800 Detector Input Module Code Description Input Output Remote LED 814PH Photoelectric Smoke Heat Detector I O Y 814CH Carbon Monoxide Heat Detector I...

Page 19: ...devices which have a remote LED output may drive a Tyco E500Mk2 remote LED The functionality of this LED is programmable and it does not necessarily follow the local LED A brief description of the ca...

Page 20: ...elay contacts e g MCPs flow switches conventional detectors with hard contact outputs relay contacts switches As well as monitoring the state of the contacts the CIM800 can supervise the wiring for op...

Page 21: ...p to generate a number of tones including AS2220 and ISO8201 compliant evacuation tones and on some models the sound level is continuously adjustable Currently none of the MkII Sounder Base models are...

Page 22: ...2A 30Vdc Requires external supply LPS800 Loop Powered Sounder Module Provides 24V at up to 75mA MUB Standard Base 5BI Isolator Base 814SB Loop Powered Sounder Base Selectable tone not AS2220 or ISO820...

Page 23: ...5 CIM800 200 275uA 2 8mA 1 1 DIM800 200 100uA Loop 100uA Loop 1 1 CP820 200 275uA 2 8mA 1 1 5 RIM800 200 285uA 2 8mA with LED 285uA no LED 1 5 SNM800 200 450uA 3 0mA with LED 450uA no LED 1 5 LPS800 3...

Page 24: ...ay will not be limited in any way 3 LEDs on relay output devices SNM800 RIM800 LPS800 will operate when the relay is activated if the MXP is configured at the MX4428 to flash the LED on Poll Global Bl...

Page 25: ...segment i Calculate DC Load IA 195 x 275uA No of detectors in NORMAL 5 x 3 0mA No of detectors with Alarm LEDs turned on assume limited to 5 max by MXP 10 x 15mA Number of 814SB Sounder Bases 9 x 80uA...

Page 26: ...f relay X of logical responder R i e the relay with the same number as the detector circuit 2 Circuit alarm The output will turn on when the corresponding circuit goes into alarm If the circuit maps t...

Page 27: ...e detectors 3 9 3 and 3 10 3 include the result when the default enhancement multiplier is used For the 814H detector and for an 814PH or 814CH with enhancement disabled the enhancement multiplier is...

Page 28: ...ault off 23ppm 0 15 MIC X 60 det units 814CH Heat component 63 N A 60 65 Type A default Type B is option Off is option 814I 0 39 MIC X 66 det units 0 22 MIC X 23 det units 0 2 0 4 Aus 0 2 0 6 NZ 0 59...

Page 29: ...nect or in a cabinet junction box or switch box They may be mounted on plastic standoffs 4 x HW0130 required on a gearplate or cabinet or to a face plate that mounts on a double flush or surface box A...

Page 30: ...scriptions are given about changing the sensitivity for a detector by altering the specific parameter for that detector This is correct it sets the value for just that individual detector but in many...

Page 31: ...ypical Remote LED Current 7mA Tyco E500Mk2 Dimensions 110mm diameter x 55mm including MUB base Weight 79g Base MUB 5B 5BI 814RB 814SB or MkII Sounder Base 3 7 3 MX4428 PROGRAMMING OPTIONS 814H The pro...

Page 32: ...te LED Control Final value with default enh multiplier 0 Circuit Alarm Circuit Alarm 192 1 Circuit Alarm Relay 193 2 Circuit Alarm Point Alarm 194 4 Relay Circuit Alarm 196 5 Relay Relay 197 6 Relay P...

Page 33: ...t Alarm Current 3 0mA typical Remote LED Current 7mA Tyco E500Mk2 Dimensions 110mm diameter x 55mm including MUB base Weight 81g Base MUB 5B 5BI 814RB 814SB or MkII Sounder Base 3 8 3 MX4428 PROGRAMMI...

Page 34: ...ICX Alternate 66 0 39 MICX Default P1 130 0 59 MICX 66 P2 Fault Limit i e values below this are assumed to indicate a detector fault 10 P3 Dirty Alert Limit i e a dirty alert will be raised if the tra...

Page 35: ...dc Supply Current 275uA typical quiescent Alarm Current 3 0mA typical Remote LED Current 7mA Tyco E500Mk2 Dimensions 110mm diameter x 55mm including MUB base Weight 76g Base MUB 5B 5BI 814RB 814SB or...

Page 36: ...meter 1 values of 0 1 or 2 will select Low Medium or High sensitivity respectively Any other value will select the sensitivity defined in the global parameter 8XXPH FUZZY ALGORITHM Parameter 1 can usu...

Page 37: ...ult FastLogic Sensitivity Value Sensitivity 0 Low 1 Medium 2 High P1 Any other Global Parameter 8XXPH Fuzzy Algorithm 80 P2 Heat fixed temperature pre alarm threshold C 56 C Heat fixed temperature ala...

Page 38: ...per Tracking Limit i e the maximum assumed value for clean air 56 MXP Default 8XXPH DIRTY ALERT LIMIT Photo Dirty Alert Limit i e a dirty alert will be raised if the tracked clean air value reaches th...

Page 39: ...for the 814CH are described in the following tables The mode selects the detection mode for the detector CO only enhanced CO heat enabled or disabled heat rate of rise enabled or disabled etc Note th...

Page 40: ...eat fixed temperature pre alarm threshold C 56 C Heat fixed temperature alarm threshold C Value Usage 57 New Zealand P3 63 Australian Types A B 63 C b3 b0 ROR Pre alarm Threshold 7 12 C min P4 b7 b4 R...

Page 41: ...O MUB M614 MINERVA UNIVERSAL BASE TYCO 5B 5 UNIVERSAL BASE MXP AR AL L2 L1 L R M L2 L L1 R L1 L L2 Figure 3 1 MUB and 5B Wiring 3 11 3 REMOTE INDICATOR WIRING A remote indicator may be wired to an MUB...

Page 42: ...be wired Refer to section 4 1 for more details on the analog loop configuration There is a limit to the number of other devices which may be connected on the section of cable between isolator bases Ca...

Page 43: ...3 27 TYCO 5BI TYCO 5BI TYCO MUB ISOLATOR ISOLATOR UNIVERSAL BASE BASE BASE AL MXP AR M M L2 L2 R L2 L L L1 L1 L L1 Tyco E500Mk2 Remote Indicator controlled by MX4428 R R M M L1 L1 L L L2 L2 L L1 M and...

Page 44: ...4428 via an output from the detector Hence a detector must be fitted to the base in order for the relay to operate as the relay base does not have its own address The 814RB may be plugged into a MUB s...

Page 45: ...Document LT0273 MX4428 MXP Engineering Technical Manual Device Information and Programming Issue 1 5 24 March 2006 Page 3 29 Figure 3 3 Relay Base...

Page 46: ...from the operation of the detector Refer to section 3 3 The tone switch allows selection of one of three different tones 1 continuous tone 825Hz 2 fast sweep saw tooth envelope at 15Hz 3 slow sweep s...

Page 47: ...nt 200uA ex MX loop Dimensions 110mm diameter x 37mm excluding detector Weight 186g 802SB 901SB 812SB 912SB Power Source Loop 24VDC Loop 24VDC Adjustable volume Yes No Volume 68 90dBA 100dBA Minimum V...

Page 48: ...be generated on only the transition from normal to alarm transitions from alarm to normal will always require up to 5 seconds to be recognised Fault supervision is provided by a 200 EOL resistor open...

Page 49: ...OL ANALOG LOOP MIM801 Mini Module Sh IN IN O O LED Normally Open default for MIM800 option for MIM801 N O with S C fault for MIM800 or MIM801 Normally Closed default for MIM801 option for MIM800 Requi...

Page 50: ...2 P1 Normal to o c threshold 50 Alarm to s c threshold 0 No alarm resistor P2 176 100 ohm alarm resistor 0 P3 P4 P5 P6 Normally Closed Parameter Description Default Mode Change to 5 to select normally...

Page 51: ...next poll of the device The CIM800 can only interrupt on closing contacts and interrupt operation is only applicable for normally open contacts Transitions from closed to open will always require up...

Page 52: ...hm 100 ohm 200 ohm EOL 200 ohm EOL 200 ohm EOL 200 ohm EOL ANALOG LOOP ANALOG LOOP ANALOG LOOP Normally Open Normally Open S C Fault Normally Closed Requires Param_2 176 Unused inputs A or B must be t...

Page 53: ...lt 8 No interrupt Mode 10 Interrupt 8 P0 Normal to alarm threshold 122 P1 Normal to o c threshold 50 Alarm to s c threshold 0 No alarm resistor P2 176 100 ohm alarm resistor 0 P3 P4 P5 P6 Normally Clo...

Page 54: ...terrupt operation can be enabled Interrupt operation allows a change to be signalled by the device so that the MXP detects the change immediately rather than waiting for the next poll of the device Th...

Page 55: ...rvals by the MXP As faster operation is required in New Zealand interrupt operation should be enabled for the MIM801 Interrupt operation allows a change to be signalled by the device so that the MXP d...

Page 56: ...ived from the MXP loop or the MX4428 responder loop and in some cases cannot be taken from the MX4428 main power supply Where the voltage range is critical it is recommended that a dedicated power sup...

Page 57: ...igure 3 6 DIM800 Field Wiring 3 20 2 DIM800 SPECIFICATIONS Dimensions Height 61mm Width 84mm Depth 25mm Weight 100g Line Connections L L Loop Supply Voltage 20V 40V Loop Supply Current Standby Alarm L...

Page 58: ...Flame Detector 3 22 7V 28 7V DO1101 Photo Detector 16 21 7V 27 7V DLO1191 Beam Detector 1 22 7V 28 7V P136 Duct Sampling Unit 5 20 0V 28 7V T56B Heat Detector 40 20 0V 28 7V All above Olsen Detectors...

Page 59: ...o be supervised e g Door Holders 3 21 2 RIM800 SPECIFICATIONS Dimensions Height 61mm Width 84mm Depth 25mm Weight 100g Line Connections L L Supply Voltage 20V 40V Supply Current Standby Current 285uA...

Page 60: ...OPTIONS RIM800 The mode selects the control source for the RIM800 output By default mode 4 the output follows the logical relay However if the mode is 0 then the output is controlled by the correspond...

Page 61: ...blocking diodes The load supervision can detect short and open circuit states on the load wiring only when the relay is inactive The 24V DC supply may be supervised The load must be isolated from gro...

Page 62: ...loop arrangement with supervision and a reverse feed relay can be used to achieve this refer to Product Bulletin PBF0200 3 22 4 MX4428 PROGRAMMING OPTIONS SNM800 The mode selects the control source fo...

Page 63: ...Supply Voltage 20V 40V Supply Current Standby Current 450uA typical Operated with load up to 8mA 12mA Operated with load over 8mA Load current 4mA Output Circuit ELD 22k ohms 0 5 watt Output Current R...

Page 64: ...Manual Document LT0273 Device Information and Programming Page 3 48 24 March 2006 Issue 1 5 LPS800 LOOP POWERED SOUNDER MODULE L L L L NEXT DEVICE PREVIOUS DEVICE MX LOOP MX LOOP S S R R 22k 0 5W ELD...

Page 65: ...PC plugged into the VLC800 is required to set the sensitivity to normalise the airflow and perform other setup functions The sensitivity is NOT controlled at the MX4428 Refer to Tyco Safety Products...

Page 66: ...fixed at 100 regardless of any default setting The default pre alarm setting of 68 translates to 68 of the alarm value which although a suitable value can be changed if required Parameter Description...

Page 67: ...s 10 seconds Remove reset to detectors on DIM module re apply power and set alarm count to 0 for DIM module requiring count up to 6 for alarm recognition 15 seconds Resample detector or module if stil...

Page 68: ...MX4428 MXP Engineering Technical Manual Document LT0273 Device Information and Programming Page 3 52 24 March 2006 Issue 1 5 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 69: ...Document LT0273 MX4428 MXP Engineering Technical Manual Analog Loop Design Considerations Issue 1 5 24 March 2006 Page 4 1 CHAPTER 4 ANALOGUE LOOP DESIGN CONSIDERATIONS...

Page 70: ...iver onto the right terminals The LOOP mode is therefore inherently fault tolerant to any one open circuit on any one of the 2 wires However a short circuit on the loop will in general cause the MXP t...

Page 71: ...two main reasons for using isolator bases on the analogue loop i When the MXP powers up a line loop it will only have to power up one section of the line loop at a time reducing the power required by...

Page 72: ...1 Although it is not essential to have Isolator Bases between the MXP and the first last device on the loop greater protection is provided by doing so It is recommended that the cable between the MXP...

Page 73: ...along each line Refer to section 3 2 4 for the calculations to determine where the isolator bases must be positioned The cabling from the MXP to the initial Isolator Bases should be as short as possi...

Page 74: ...L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 L1 Universal Bases Sounder Bases Relay Bases NOTE Total cable length 2000m Figure 4 2 STAR CONNECTION ON MXP 4 3 CABLE SELECTION CONS...

Page 75: ...ber of devices over the required loop length The four areas to be considered therefore are AC requirements DC requirements Mechanical requirements Noise immunity 4 4 AC REQUIREMENTS 4 4 1 GENERAL All...

Page 76: ...oop the greater the potential problems Each analogue loop must be considered on its own merits taking into account possible noise sources along the loop s proposed routing Normal engineering practice...

Page 77: ...Document LT0273 MX4428 MXP Engineering Technical Manual MXP Current Consumption Issue 1 5 24 March 2006 Page 5 1 CHAPTER 5 MXP CURRENT CONSUMPTION...

Page 78: ...t 1 The total current to be sourced from the MX4428 does not exceed 2 0A 2 No responder will see a supply voltage of less than 17V allowing for the minimum battery voltage at the MX4428 and voltage dr...

Page 79: ...t the MX4428 The quiescent current for the MX loop is calculated as in section 3 2 2 but using the quiescent current instead of the alarm current Then the MXP supply current can be calculated as descr...

Page 80: ...MX4428 MXP Engineering Technical Manual Document LT0273 MXP Current Consumption Page 5 4 24 March 2006 Issue 1 5 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 81: ...Document LT0273 MX4428 MXP Engineering Technical Manual Event Log and Status at MX4428 Issue 1 5 24 March 2006 Page 6 1 CHAPTER 6 EVENT LOG AND STATUS AT MX4428...

Page 82: ...i p 0 while not operated Analog i p 1 while not operated History High of analog i p 0 while not operated History Low of analog i p 0 while not operated RIM800 VLC800 Current Value Fixed at 12 History...

Page 83: ...n fail PNT 1 22 NODE FAIL CCT 1 1 FAULT PNT 1 22 NODE FAIL CLR CCT 1 1 NORMAL Detector calibration fault CCT 1 1 FAULT PNT 1 2 FAULT PNT 1 2 PARAMETER ERROR CCT 1 1 NORMAL PNT 1 2 FAULT Loop o c RSP 1...

Page 84: ...F4000 MXP Engineering Technical Manual Document LT0273 Event Log and Status at MX4428 Page 6 4 24 March 2006 Issue 1 5 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 85: ...Document LT0273 MX4428 MXP Engineering Technical Manual MXP Technical Description Issue 1 5 24 March 2006 Page 7 1 CHAPTER 7 MXP TECHNICAL DESCRIPTION...

Page 86: ...display annunciation and processing as appropriate ii To provide an interface to the Analogue Loop Data retrieved from the devices connected to the Analogue Loop is processed to determine the ALARM N...

Page 87: ...ts and a diagnostic port To reduce the number of components on the PCB a PAL Programmable Array Logic U5 is used to generate bus signals such as RD L WR and U WR It also drives the status LED and is u...

Page 88: ...O Analog NOSEx Loop Left Right 0V ISO 0V ISO Receive Discriminator Nosex RX AD1 5 RL1 RL2 40VReset Overload Relay Drive RL1 RL2 Sense Return Fault R90 U10 Q17 U11 OC6 Q22 U7C U7D OC5 U8 D36 D44 D37 D3...

Page 89: ...s a low voltage drop for minimal control gate current D39 R12 R35 R113 ensure that VS becomes active if the loop supply exceeds 17 0V with R28 R110 D38 providing about 4V of hysteresis i e once switch...

Page 90: ...g power from all responders Therefore it is necessary for them to respond rapidly to the DISCON IN signal and open the DISCONNECT relay in their last dying gasps before their power supplies collapse t...

Page 91: ...uplicated MX4428 communications channels are implemented using serial ports 1 and 2 of the 68302 CPU The two transmit lines are isolated with optocouplers and buffered with Darlington drivers The rece...

Page 92: ...on by the current through R5 Q13 then holds Q12 off even though the overload is now gone and Q2 is no longer conducting This latched over current situation can only be reset by the CPU The CPU senses...

Page 93: ...m a 0 5V square wave from the incoming sinewave The received data is decoded into 0s and 1s by timing and software within the CPU Note that the slice level is about 0 6V from the peaks of the AC volta...

Page 94: ...ured between TP16 40V ISO and TP15 0V ISO is 40 0V 0 5V 7 3 2 TX DATA VOLTAGE ADJUSTMENT Disconnect all circuits from the analog loop terminals Adjust VR2 so that the AC signal voltage measured with a...

Page 95: ...dicates a particular fault is present when the flash is long or not present when the flash is short 1st flash Device polling is stopped due to a configuration download from the MX4428 panel 2nd flash...

Page 96: ...OCK VERT 4 0sqmm 5mm 4 WAY 3 0000 J1 J2 J3 CN0475 CONNECTOR HEADER 0 1 SIL 6mm PIN 2 WAY 1 0000 LK1 CN0476 CONNECTOR HEADER 0 1 SIL 6mm PIN 3 WAY 1 0000 LK3 CN0543 CONNECTOR MINI JUMP WITH TAG 3 AMP 2...

Page 97: ...m 270K 1 0000 R111 RR0065 RESISTOR 0 6W 1 50PPM D2 5mm P10mm 470K 3 0000 R40 R41 R42 RR0069 RESISTOR 0 6W 1 50PPM D2 5mm P10mm 1M00 4 0000 R45 R46 R125 R127 RR0071 RESISTOR 0 6W 1 50PPM D2 5mm P10mm 1...

Page 98: ...MX4428 MXP Engineering Technical Manual Document LT0273 MXP Technical Description Page 7 14 24 March 2006 Issue 1 5 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 99: ...Document LT0273 MX4428 MXP Engineering Technical Manual MXP Diagnostic Terminal Issue 1 5 24 March 2006 Page 8 1 CHAPTER 8 MXP DIAGNOSTIC TERMINAL...

Page 100: ...for Windows and Procomm is suitable for DOS For simple applications where logging to disk and scroll back are not required mxpprog32 can be used with Windows and mxpprog can be used with DOS these are...

Page 101: ...rature and another line for smoke or CO Colour logging may be selected with the CO command to make the displayed log clearer Green is used for heat sensors yellow for photo sensors magenta for CO sens...

Page 102: ...30 CV TV 4 SL TV 4 CO xxx gives the raw value received from the detector 0 255 Cal xxx gives the calibrated value i e the raw value adjusted to compensate for the varying outputs of different detector...

Page 103: ...ation Module T 1334 P 26 SNM 255 3 SNM xxx yyy xxx gives the raw value relating to the EOL monitoring when the relay is de activated and yyy gives the raw value relating to the power supply monitoring...

Page 104: ...Total device powerups increments when a device powers up This should normally increment by one for each device when the loop first powers up and by one each time a detector is plugged into a base with...

Page 105: ...mmand is a local version of the MX4428 DP command dp Diagnostic Pollscan line 1 Scan attempt 1 Adr 2 CO Heat Adr 3 Heat Only Adr 20 Ionisation Foreign not programmed Adr 21 MIM Adr 22 CP Adr 23 CIM Ad...

Page 106: ...how next record LR show last record AR show next assigned record SR show selected point records DD point record description NOSEx loop device diagnostics NC NOSEx comms log toggle DR d e Read eeprom a...

Page 107: ...ponder r RT r p Reset tracked value clean air value of point p on responder r The above commands are described in more detail in the F4000 Programming manual The remaining commands on the DA menu may...

Page 108: ...with the files If you are using a COM port other than COM1 include the name of the port on the command line e g MXPPROG COM2 5 If the PC is running any 32 bit Windows variant 95 98 NT ME 2000 XP etc...

Page 109: ...rogrammer V1 11 1 Erase Entire Flash all unprotected blocks 3 Load MXR Binary File and Program into Flash 4 Flash Information 9 If the above does not happen check that all the required files are prese...

Page 110: ...of this may scroll off the screen however the MXP Monitor version x xx line should be visible and will enable you to verify the new version If necessary type ST Enter to see the version MXR Boot ROM V...

Page 111: ...Document LT0273 MX4428 MXP Engineering Technical Manual Device Processing Issue 1 5 24 March 2006 Page 9 1 CHAPTER 9 DEVICE PROCESSING...

Page 112: ...nic RC filter OUTn OUTn 1 IN OUTn 1 FD FD is the filter divisor The bigger FD the slower the filter This filter usually requires calculation using units much smaller than the units being filtered For...

Page 113: ...1 5 24 March 2006 Page 9 3 The output of the filter approaches the input with a maximum slope or maximum step on each sample ADJ IN OUTn 1 IF ADJ SL THEN ADJ SL IF ADJ SL THEN ADJ SL OUTn OUTn 1 ADJ S...

Page 114: ...32 133 47 173 65 213 91 253 Fault 14 0 54 14 94 32 134 48 174 65 214 92 254 Fault 15 0 55 15 95 32 135 48 175 66 215 93 255 Fault 16 0 56 15 96 33 136 48 176 67 216 94 17 0 57 16 97 33 137 49 177 67 2...

Page 115: ...Filter Subtractor Raw Reading Raw C Slope Limiter Slope Limiter Alarm Threshold ROR PreAlarm Threshold ROR Alarm Threshold PreAlarm Threshold Fixed Temp Alarm Fixed Temp PreAlarm Comparator Comparato...

Page 116: ...continue to track up or down by 1 each poll for the next 3 minutes When the tracked value is reset manually by command from the MX4428 it is set to a value which will make CV equal to TV Unless the c...

Page 117: ...e rate of rise 9 4 3 FASTLOGIC PROCESSING When FastLogic is selected most processing is done within the proprietary FastLogic module The internals of that module are beyond the scope of this manual Su...

Page 118: ...to detector The default enhancement multiplier parameter is 12 The graph Figure 9 3 shows the effect of this factor and also the effect of an alternative parameter of 6 If enhancement is disabled or l...

Page 119: ...TEPG literature refers to the sum of the two inputs The processing is shown in Figure 9 6 The tracked value is initialised by setting it to a high value 100 when the MXP or detector powers up and allo...

Page 120: ...nts an internal 150 resistor 3 represents a 3 FET on resistance and 226 represents 3 3V DIODEV 3 3V 255 Graphs of these values are show in Figure 9 7 Also shown are the default thresholds and the inte...

Page 121: ...ircuit fault P0 reading 255 P0 reading P2 Alarm Short P1 reading P0 P1 reading P0 Normal Normal 0 Reading P1 0 Reading P1 Open circuit fault Alarm Changes in these states are verified as described in...

Page 122: ...e reading from the DIM module can be modelled using the following method Calculate R from a point on the load line Load Voltage Load Current Reading 137000 560 R For example take the point where the 4...

Page 123: ...are verified as described in section 9 22 Verified faults representing a relay stuck condition are logged as CONTROL CB FAIL at the MX4428 with the return to normal event logged as CONTROL CB NML 9 1...

Page 124: ...are verified as described in section 9 22 Both short circuit faults and open circuit faults will be logged as SUPERVISION FAULT and relay stuck faults will be logged as CONTROL CB FAIL Only the first...

Page 125: ...expected output generates an immediate fault The actual alarm returned to the MX4428 goes through AVF if programmed The MXP does not return Test Pass until all alarm capable devices in the circuit go...

Page 126: ...ts remote test facility A point which does not support remote test is put into alarm by simulating a high reading Filtering is speeded up or bypassed AVF is bypassed 9 20 SLOW POINT TEST A point which...

Page 127: ...st No effect at MXP Yes Yes N A Table 9 1 Test Modes Summary 9 22 ANCILLARY FILTERING If a poll returns the alarm state then up to 5 immediate re polls are made If all these are still in the alarm sta...

Page 128: ...be turned off The state of any AVF applied to the detector is reset to the no alarm quiescent state RESET has no effect on 814PH detectors operating in FastLogic mode 9 23 2 RESET OF DIM MODULE Power...

Page 129: ...nd to get factory calibration value for Photo and CO devices Use READEE command to get factory clean air value for Photo and CO devices Use READEE command to get the stored LED blink bit This may requ...

Page 130: ...plemented fast and slow point test commission mode Fixed no scan fail fault on CH detector introduced in V1 06 Added support for LPS800 Programmed as SNM800 Changed version returned to MX4428 to c7 1...

Page 131: ...Document LT0273 MX4428 MXP Engineering Technical Manual MXP Loop Filter Board Issue 1 5 24 March 2006 Page 10 1 CHAPTER 10 MXP LOOP FILTER BOARD...

Page 132: ...t 1 Intermittent scan fail faults 2 Intermittent unexpected Prealarms 3 The MXP diagnostic port Total reply fail count is much higher than expected normally you should get less than 1 per hour 4 The a...

Page 133: ...19200 no parity 8 databits 1 stop bit Enter the command RS This will reset the error counters Wait a few minutes Enter TC The Total reply fail count count should be zero Keep checking it periodically...

Page 134: ...MX4428 MXP Engineering Technical Manual Document LT0273 MXP Loop Filter Board Page 10 4 24 March 2006 Issue 1 5 THIS PAGE INTENTIONALLY LEFT BLANK...

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