Teledyne 7500 - Infrared gas analyzer - operating manual - Manual (Page 40)

40 Model 7500 Instruction Manual
Teledyne Analytical Instruments
6.3 Alarm setting
6.3.1 Setting of alarm values
This mode is used to set the upper and lower limit value
to provide an alarm output during measurement. Before
changing the alarm setting, set the ON/OFF to OFF.
1. During measurement, press the MODE key to display
the User mode.
2. Point the cursor to “Alarm Setting” by pressing the UP
or DOWN key. Press the ENT key.
3. After the alarm setting CH selection screen has
appeared, operate the UP or DOWN key until the cursor
is aligned with a desired CH and press the ENT key.
4. After the alarm item selection screen has appeared,
operate the or key until the cursor is aligned with a
desired item and press the ENT key.
CAUTION
Set the values so that upper limit value > lower limit
value and that (upper limit value - lower limit value) >
hysteresis error.
The alarm is activated in each range independently from
the settings of each range.