8
Special symbols
Marking offset channels:
Fault message, refer to page 15
Warning message, refer to page 15
The peak value display for all measuring gases, refer to page 15
The exposure evaluation display (TWA) for measuring gases, e.g., H
2
S and CO,
refer to page 15
The exposure evaluation display (STEL) for measuring gases, e.g., H
2
S and CO,
refer to page 15
The instrument is set to function test with gas (bump test),
refer to page 41
The instrument is set to the fresh air calibration function,
refer to page 48
The instrument is set to the 1-button calibration/adjustment function,
refer to page 50
The instrument is set to the single gas calibration function,
refer to page 53
The function for password entry is active, refer to page 18
Battery / rechargeable battery 100 % full
Battery / rechargeable battery 2/3 full
Battery / rechargeable battery 1/3 full
Battery / rechargeable battery empty
Feature Reading on the display
ToxicTwins HCN+
CO H
2
compensation CO+
H
2
offsetting ch
4
+