Bacharach PCA 2 24-9448 - Manual (Page 13)

Instruction 24-9448 1-7
Introduction
T-STACK T-AIR
Figure 1-1. PCA 2 Components
LCD – 160 x 160
graphic display
F1 / F2 / F3 –
Soft Menu Buttons,
whose functions are
defined by labels
appearing above them
on LCD
Arrow Buttons:
– Moves cursor
up the display,
or increments an
alphanumerical value
– Moves cursor
down the display,
or decrements an
alphanumerical value
– Moves cursor left,
or moves to top of
menu list
– Moves cursor right,
or moves to bottom of
menu list
ENT:
•
Selects a highlighted
menu item, or confirms the
entry of data
• Switches among the
Combustion & Emission
Test Screens when in the
RUN or HOLD mode
RUN / HOLD:
• Starts and stops a combustion
efficiency test
• Pressing this button during
the 5 second turn-off period will
keep the analyzer turned ON
ESC – Displays previous menu
or previously viewed screen
I/O – Press from between
1 and 2 seconds to turn
analyzer ON and OFF
– With analyzer turned
ON, press briefly to turn
backlight ON and OFF
POWER – AC power adapter
connector
OPT – Option external
measurement connector
T-STACK – Probe’s stack-gas
thermocouple connector
T-AIR – Primary /
ambient air thermo-
couple connector
GAS – Probe’s gas
hose connector
“+∆P” Probe’s draft
hose fitting
“–∆P” Reference
pressure hose fitting
USB – Computer
communications
connector
IrDA – Wireless printer
communications port