TX6351 • TX6352 User Manual
46 P5536.1600 rev B
P5536.1600 rev B 47
STEL and TWA
• Toxic gas sensing Sentro eModules
are equipped to automatically calculate
STEL and TWA limits in accordance
with
international
EH40
recommendations
• The Alert can be set to ON or OFF
• The accumulated STEL and TWA data
can be reset to zero ready for the start
of a new working period.
Checkpoint
• STEL OVER or TWA OVER will
be displayed when limits are
exceeded.
• If the visual alarm has been enabled
then this will also activate at
level 1 when a STEL or TWA limit
is exceeded.
• For a contact output version, the STEL and TWA alert will also initiate
the Activate command for Relay 1.
4.4.6 Support
If you need technical support to operate this product, or would like details of our after
sales technical support packages, contact [email protected].
www.trolex.com
www.trolex.com