Instruction Manual MM850481 ed. 03a
11
3 PHYSICAL
DESCRIPTION
The
EGA4
portable analyzer consists of a rugged and compact case, a mother board with all base function circuits, 2, 3 or 4
electrochemical cells, a gas pump, a keyboard, an LCD backlighted display, a Li-Ion rechargeable battery pack and,
optionally an impact printer.
The 2 pieces of the case are jointed by 8 screws. The batteries, the pneumatic circuit and the cells are positioned in the rear
of the analyzer and 2 screws locked the lid.
A pressure lid allows to remove the paper roll.
Positioning cone
Flue gas probe
Water trap + Line filter
Impact printer
(opt.)
Graphic Display
Keyboard
Tgas Input
P2 -
'
P Input
P1 – Draft/Pressure
input
INLET – Flue Gas
input
Battery charger
External probe and
Pt100 Tair probe input
Back-light sensor
USB port
At the bottom of
EGA4
you can see all sampling probe connectors: gas inlet, pressure and draught input, thermocouple input
for gas measurement and the 2
nd
pressure inlet connector.
On the right side are the connectors for: USB port, line power charger and the input for the auxiliary probes.
The operator interface is on the front of the instrument and it consists of: a high contrast LCD display and a 14 button
keypad. An automatic back-light device and a “zoom” function, make easier the data reading on the display. The most used
operation (analysis, draught, printing and smoke index) can be accessed by operator pressing a single key.
