Crowcon Tetra 3 - Tetra 3

Tetra 3 warm up sequence
a) The unit will test the
alarm LEDs, sounder,
vibration alerts, and the
operator display screen.
The sounder may be
silenced by pressing the
button.
b) The unit will continue through a warm up sequence as shown below,
this will take approximately 45 seconds.
c) Auto zero
If auto zero is enabled (default), the unit will display the auto zero
menu. Press the operator button with a single click to confirm auto
zero. If the operator button is not pressed within the 10 second time
out, Tetra 3 will proceed directly to Run mode without performing zero.
3
Tetra 3 Quickstart guide
LEDs Alarm test
Sounder Alarm test
Vibration test
Tetra3
vs. 1.00
AUTO ZERO?
Click to
confirm
in 7 secs
i
CH4 %LEL CO ppm
H2S ppm
O2 %
CROWCON
Tetra3
Gas Detection You ..
TODAY IS
Wed
5-Sep-2005
14:02:49
i
NEXT CAL
5-Jan-2005
i
1-2 m
!
AUTO ZERO?
Click to
confirm
in 7 secs
i
CH4 %LEL CO ppm
H2S ppm
O2 %
0.0
0.0
0
20.9
No auto zero
Auto zero
OK
AUTO ZERO
Auto zero in
progress
0.0
AUTO ZERO
0.0
CH4
H2S
Co
O2
AUTO ZERO
0.0
CH4
H2S
Co
O2
Run mode