Honeywell Midas, Руководство пользователя

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Midas
®
Gas Detector
2-2
2 Overview
The Midas
®
gas detector comprises of 4 parts: the
main chassis, the mounting bracket assembly, the
sensor cartridge and the unit cover. Diagram 2-1
details the Midas
®
general arrangement. Additionally,
optional Pyrolyzer modules for the detection of NF
3
or various PFCs and an optional LonWorks
®
module
are available. Please refer to Section 9 and 10
respectively for details of these options.
Diagram 2-1. Midas
®
general arrangement exploded view
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2.1 Chassis
The chassis comprises the display, pump assembly,
and plug in sensor cartridge chamber.
Diagram 2-2. Main chassis
Display
Sensor cartridge chamber
Pump module
Service Port
Caution
The Service Port is only for use with
approved connectors by Honeywell
Analytics service personnel operating a
system diagnostic. Unauthorized connection
to this port may lead to damage of the
Midas
®
and external equipment and will not
be covered by the normal product warranty
conditions.
2.1.1 Display
The display is located at the front of the main
chassis and consists of a large alphanumerical
and graphical backlit LCD, 3 LED indicators and a
4-button keypad. Under normal operation the LCD
and LEDs display gas concentration, alarm and
system status. In set-up, review, calibration and test
modes, the LCD shows the relevant menu options.
These menus are simply navigated using the ‘
s
’ up,
‘
t
’ down, ‘
3
’ accept and ‘X’ cancel buttons.