Turning On The Instrument; System Setup - Bacharach H25-IR Operation & Maintenance Manual

Preparing for Operation

2.3 Turning ON the Instrument

WARNING! Explosion Hazard. Do not operate this instrument in the presence of flammable liquids,
vapors or aerosols. Operation of this instrument in such an environment constitutes a safety hazard.
Turn ON the instrument by setting its power switch, located on the rear panel, to ON.
BACHARACH
VERSION x.xx
Immediately afterwards, the instrument enters its warm-up mode and a countdown from 120 seconds is started.
In addition, a graphical display of the countdown period is provided by a bar graph that moves down the screen
during warm-up.
WARM UP
120
At the end of warm-up the Data Display screen appears. This screen shows the current gas measurement, leak
units, gas type, setup name, range, and mode of operation. In addition, a graphical display of the relative gas
level is provided by a bar graph that moves up the screen with increasing gas levels. Note that the sensitivity of
the bar graph is dependent on the Range setting.
Oz/yr
R134A
SETUP
SM SRCH

2.4 System Setup

When shipped from the factory, the H25-IR has been configured according to its part number as described in
Appendix "A". To change any of the instrument's system parameters, first enter System Setup by pressing both
the ENT and ESC buttons on either the instrument's front panel or Smart probe at the same time to display the
Main menu. Next, use the Up and Down buttons to highlight "SYSTEM", and then press ENT to display the
System Setup menu.
Main Menu:
SYSTEM
LOG
SETUPS
CAL DATA
DIAGNOSTICS
From the System Setup menu, use the Up and Down buttons to highlight the desired function. Press ENT to
select that function and display its setup screen. Then perform the appropriate system setup procedure as
described in Sections 2.4.1 thru 2.4.10.
12
When power is first applied, the instrument produces one short beep and
then performs a self-diagnostic check while displaying the instrument's
firmware version number (approx. 15 seconds).
Remaining Warm Up Time in Seconds
Graphical Display of Warm Up Time
Gas Measurement
Leak Units
Gas Type
Setup Name (first 8 characters)
Range and Mode
Graphical Display of Relative Gas Level
System Setup Menu:
GAS TYPE
LEAK UNITS
RELAYS
LOOP
BRIGHTNESS
CLOCK
PCHK MODE
SERIAL OUTPUT
PROBE BUTTON
RESET DEFAULTS
H25-IR
Instruction 3015-5286