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Flamefast GASGUARD User Manual

Flamefast GASGUARD
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GASGUARD
GAS PRESSURE PROVING & INTERLOCK SYSTEM
Manufactured in the UK by
Flamefast (UK) Ltd
10 Ravenhurst Court
Birchwood
Warrington
WA3 6PN
T: 01925 281249
gassafety@flamefast.co.uk
www.flamefast-gas-safety.co.uk

Questions and Answers:

Flamefast GASGUARD Specifications

General IconGeneral
CategorySafety Equipment
ManufacturerFlamefast
Detection Range0-100% LEL
Detection MethodCatalytic Sensor
AlarmVisual and Audible
Humidity Range10-95% RH (Non-condensing)

Summary

INSTALLATION GUIDELINES

TECHNICAL SPECIFICATION

Details power supply, consumption, solenoid output, status relay, BACnet, operating conditions, IP rating, housing, colour, and approval.

IMPORTANT INSTALLATION REQUIREMENTS

Lists installation compliance with standards, contact for suitability, mounting, fusing, isolation, and safe use directives.

PANEL LOCATION AND MOUNTING

Specifies control panel mounting height, accessibility of emergency stop, and cable entry considerations.

ELECTRICAL CONNECTIONS AND OPERATION

24V AUXILIARY OUTPUT DETAILS

Explains the 24V DC auxiliary output, device consumptions, and maximum output limits.

BATTERY BACKUP SYSTEM FUNCTIONALITY

Describes battery backup functionality, impact on outputs, and calculation for backup time.

GAS AVAILABILITY TIMER OPERATION

Explains the timer function for system isolation and daily pipework testing via DIP switches.

GAS FILL & TEST TIME ADJUSTMENTS

Details DIP switch functionality for adjusting fill and test times for gas pipework.

GASGUARD CONNECTION DETAILS

MOUNTING HOLES AND PROGRAMME SELECTOR

Indicates enclosure mounting hole dimensions and the function of the programme selector switch.

LOW VOLTAGE AND MAINS WIRING

Specifies terminal assignments for low voltage devices and mains power input.

GAS SOLENOID VALVE AND FUSED SPUR CONNECTIONS

Details the wiring connections for the gas solenoid valve and the 5 Amp fused spur.

PROGRAMME SELECTOR OPTIONS

Table detailing DIP switch functions for gas fill/test time and automatic shutdown.

EXTERNAL DEVICE WIRING

AIR DP SWITCH WIRING

Wiring diagrams for the intake and extract air differential pressure switches.

REMOTE STOP AND FIRE ALARM CONNECTIONS

Wiring connections for remote stop buttons and the fire alarm interface.

CO2 SENSOR WIRING

Wiring diagrams for the TR-CO2TL and CO2M CO2 sensors.

GAS DETECTORS AND SENSORS

SENSOR CONNECTION AND ADDRESSING

Guidelines for connecting gas sensors in a daisy chain and setting unique addresses.

GAS SENSOR WIRING DETAILS

Specific wiring connections for FGS/FGD gas sensors.

OPERATION AND COMMISSIONING

SYSTEM OPERATION OVERVIEW

Describes the basic operation sequence, including pressure testing and valve control.

COMMISSIONING PROCEDURES

Steps for functionality testing after installation, including pressure, emergency stop, and sensor verification.

INTERNAL BUTTON FUNCTIONS

Explains the function of ENGINEER, LEARN, and INTERROGATE buttons for commissioning and diagnostics.

TROUBLESHOOTING AND MAINTENANCE

COMMON FAULT DIAGNOSIS

Table detailing common faults, display messages, interfaces, causes, and gas isolation.

PRESSURE TRANSMITTER ISSUES

Explains pressure transmitter operation, fault causes, and troubleshooting steps.

GAS SENSOR PROBLEMS

Discusses potential issues with gas sensors, including damage, address conflicts, and communication loss.

GAS SOLENOID OUTPUT FAULTS

Guidance on checking PCB mounted fuses if the gas valve has no output.

LCD DISPLAY AND CO2 SENSOR ISSUES

Instructions for adjusting LCD contrast and troubleshooting CO2 sensor readings.

ANNUAL SERVICE REQUIREMENTS

Details the requirement for annual servicing by an approved engineer and the panel's service reminder.