Crowcon Crowcon Gasmaster, Инструкция по установке, эксплуатации и обслуживанию, Страница: 7 / 48

Crowcon Gasmaster Installation
3
Before commencing the installation and com-
misioning of your Gasmaster system, please read
through the following information which will
guide you through the whole process.
The installation instructions contained in this
section are for a pre-configured
Gasmaster
.
For instructions on installing and commissioning
gas and fire detectors, please follow the user
manual instructions supplied with the detectors.
Alternatively contact Crowcon for advice.
To complete the installation of your Gasmaster
system you will need to use the Operator panel
and Menu. Full instructions can be found in sec-
tion
III . Operation, you are advised to familiarise
yourself with the operator buttons on the front
panel and the menu structure, see page 25. Some
configuration steps may require you to enter
Supervisor mode. Crowcon advises that personnel
familiar with installing and commisioning gas and
fire detection systems carry out this part.
If you have purchased a Gasmaster 1
Please follow the instructions in this section but
ignore the reference to additional channels.
If you have purchased a non-configured
Gasmaster 4
Please follow the installation instructions for a
pre-configured Gasmaster 4. Additional informa-
tion on setting-up your Gasmaster system can be
found in section
III . Operation.
Step-by-step instructions
The installation and commissioning of your
Gasmaster system is presented in easy to follow
instructions. A summary table of contents detail-
ing a typical sequence of installation steps is
shown below. Depending on your configuration
some or part of each step may be omitted.
Note:
two batteries are shipped separately from
the main unit to prevent potential damage dur-
ing transit. These should be installed as shown
in section 2.2.
2. Installation
Please read this first
Warning: Gasmaster is not certified for use
in hazardous areas, but may be connected
to detectors and/or alarm devices which are
installed in a hazardous area. Instructions for
field devices must be closely observed when
installing a Gasmaster system.
2.1 Before installation
2.2 General
2.3 Mounting
2.4 Cabling requirements
2.5 Installing gas and fire detectors
2.6 Installing output devices
2.7 Connecting mains power
2.8 Connecting input devices
2.8.1 Two wire 4-20mA devices
2.8.2 Three wire 4-20mA devices
2.8.3 mV bridge pellistor detectors.
2.8.4 Heat/smoke detectors
2.8.5 Environmental Sampling Unit
(ESU)
2.8.6 Flame detectors
2.8.7 Remote inhibit and accept/
reset inputs
2.9 Connecting output devices
2.9.1 Audible visual alarms
2.9.2 Common relay connections
2.9.3 Channel relay connections
2.9.4 Analogue outputs
2.9.5 RS485 communications
2.10 Applying power
2.11 Battery back-up time/
power calculations
2.12 Commissioning
2.12.1 Commissioning mV pellistor
detectors
2.12.2 Zero adjustment and calibration
2.12.3 Testing fire channels
2.12.4 Testing ESU channels