EQUIPMENT: FIRECLASS Prescient III WRITTEN BY: RKP
PUBLICATION: OMFCPRES3IN CHECKED BY: AP
ISSUE No. & DATE: 0 02/02/12
PAGE 2 of 43
CONTENTS
1. INTRODUCTION ..................................................3
2. GENERAL DESCRIPTION.....................................3
3. FUNCTIONAL DESCRIPTION ................................8
3.9.1. REMOTE CONTROLS.....................................9
3.9.2. REMOTE SOUND ALARMS: ............................9
3.9.3. REMOTE SILENCE ALARMS:...........................9
3.9.4. REMOTE RESET:..........................................9
3.9.5. GAS TRAPPED.............................................9
3.9.6. AUTO/MANUAL LOCK-OFF SWITCH
(AUTO/MANUAL)......................................9
3.9.7. LOW PRESSURE FAULT (GAS LOW) ............9
3.9.8. EXTINGUISHING ISOLATION VALVE STATUS
(ISO. VALVE)..........................................10
3.9.9. GAS RELEASED PRESSURE SWITCH (GAS
REL.) ......................................................10
3.9.10. EMERGENCY HOLD (HOLD) .......................10
3.9.11. EMERGENCY ABORT INPUT (ABORT)..........10
3.10.1. FIRST STAGE SHUTDOWN (1STSTAGE)....11
3.10.2. SECOND STAGE SHUTDOWN (2ND STAGE)11
3.10.3. THIRD STAGE SHUTDOWN (3RD STAGE)...11
3.10.4. GAS DISCHARGED (GAS REL SIG)............11
3.10.5. FIRE SIGNAL (FIRESIG) ...........................11
3.10.6. FAULT SIGNAL (FAULT SIG)......................11
3.10.7. AUXILIARY RESET (RESET).......................11
3.12.1. FUNCTION SELECT SWITCH ........................12
3.12.2. LINK FOR EARTH FAULT MONITORING..........14
3.16.1. FIRE .......................................................15
3.16.2. FIRE SIGNAL..........................................15
3.16.3. ZONE 1...................................................15
3.16.4. ZONE 2...................................................15
3.16.5. AUX ZONE..............................................15
3.16.6. REMOTE SOUND ALARMS ...................16
3.16.7. FIRE SOUNDERFAULT/DISABLED......16
3.17.1. POWER SUPPLYON.............................16
3.17.2. GENERAL FAULT...................................16
3.17.3. POWER SUPPLYFAULT.......................16
3.17.4. SYSTEMFAULT.....................................16
3.17.5. EARTH FAULT........................................16
3.17.6. FUSE FAILED.........................................16
3.17.7. FAULT SIGNAL FAULT/DISABLED........16
3.17.8. SOUNDER TEST....................................16
3.18.1. AUTO&MANUAL...................................16
3.18.2. MANUAL ONLY ......................................16
3.18.3. MANUAL RELEASE ACTIVE..................16
3.18.4. SYSTEMACTIVATED ............................16
3.18.5. GAS RELEASED ....................................16
3.18.6. GAS RELEASED SIGNAL ACTIVE.........16
3.18.7. EMERGENCYABORT ACTIVE..............16
3.18.8. EMERGENCYHOLD ACTIVE ................17
3.18.9. CIRCUIT FAULT.....................................17
3.18.10. GAS LOW...............................................17
3.18.11. GAS TRAPPEDIN MANIFOLD...............17
3.18.12. ISOLATION VALVE ABNORMAL............17
3.18.13. ISOLATION VALVE CLOSED.................17
3.18.14. MANUAL RELEASE FAULT/DISABLED.17
3.18.15. EXTINGUISHINGDISABLED.................17
3.18.16. GAS RELEASED SIGNAL DISABLED....17
3.18.17. SHUTDOWN OUTPUTS DISABLED ......17
3.18.18. SECONDS TO DISCHARGE ..................17
3.19.1. SILENCE ALARMS.................................17
3.19.2. RESOUND ALARMS ..............................17
3.19.3. FIRE RESET...........................................17
3.19.4. EXTINGUISHINGRESET.......................17
3.19.5. SILENCE BUZZER .................................18
3.19.6. AUTO&MANUAL /MANUAL ONLY .......18
3.19.7. SELECT ON/OFF....................................18
3.19.8. ENABLE..................................................18
3.19.9. DISABLE.................................................18
3.19.10. TEST.......................................................18
3.19.11. SCROLL..................................................18
4. PANEL OPERATION ......................................... 18
4.2.1. DISABLE,RE-ENABLE,TEST ........................19
4.2.2. CONFIGURE I.S. ZONES..............................19
4.2.3. CONFIGURE SLU (STATUS LAMP UNITS)......19
4.5.1. MANUAL ONLYMODE ...........................20
4.5.2. AUTOMATIC &MANUAL MODE.............20
4.6.1. MANUAL ONLYMODE ...........................20
4.6.2. AUTOMATIC &MANUAL MODE.............20
4.8.1. EMERGENCY HOLD OPERATION ...................21
4.8.2. EMERGENCY ABORT OPERATION .................21
5. TECHNICAL SPECIFICATION ............................. 21
6. STANDBY BATTERY REQUIREMENTS ................ 22
7. DETECTOR COMPATIBILITY.............................. 24
8. PANEL INSTALLATION...................................... 28
9. SYSTEM MAINTENANCE................................... 34
10. PCB LAYOUT DIAGRAM .................................. 35
11. PANEL EXPLODED VIEW.................................. 36
12. CONNECTION DIAGRAMS ................................. 37
13. MECHANICAL,ELECTRICAL &ENVIRONMENTAL
SPECIFICATION ............................................... 42
14. CONSTRUCTION PRODUCTS DIRECTIVE............ 43
Figures
FIGURE 1–ENCLOSURE DIMENSIONS........................ 4
FIGURE 2–MOTHERBOARD TERMINAL IDENTIFICATION
PART 1................................................... 5
FIGURE 3–MOTHERBOARD TERMINAL IDENTIFICATION
PART 2................................................... 6
FIGURE 4–PRESCIENT III BLOCK SCHEMATIC DIAGRAM
.............................................................. 7
FIGURE 5–DISPLAY............................................... 15
FIGURE 6–POWER SUPPLY CONNECTION DETAILS . 23
Tables
TABLE 1–RESET INHIBIT SETTINGS........................ 13
TABLE 2–CIRCUIT MODES ..................................... 18
TABLE 3–FLOAT CHARGE VOLTAGES FOR
POWERSONIC VRLA BATTERIES............ 23
