MGF CROWCON TETRA 3 User Manual

6) Run mode – Your unit is now ready to use. Familiarise
yourself with the gases being monitored in your unit and
make sure you understand the health and safety procedures
in the event of alarm conditions. In run mode the T3 will
emit a short beep every 10 seconds and the OK icon flashes
to show operational health.

7. IN THE EVENT OF AN ALARM

•
In the event of gas concentrations exceeding the alarm
thresholds for any gas being monitored, the T3 will activate
the alarm signals.
•
Alarm signals – The red and blue alarm LEDs will flash, the
sounder will emit a loud, fast series of beeps, the internal
vibrator alarm will activate. The operator screen will display
the gas in alarm and alarm level.
•
When the gas level returns to normal, press the operator
button. This will reset your T3 unit to normal run mode. If
gas levels are still in alarm, the button will have no effect.

8. SWITCHING OF UNIT

•
Press and hold the button for 5 seconds. The shutdown
menu appears, continue to hold button until the unit counts
down to shut off.

9. STORAGE AND CARE

•
The Tetra 3 should be stored in a clean, dry area, non-
hazardous area, 0-30°C, 10-90%RH, in the storage box
provided by MGF.

10. DISCLAMER

•
Failure to adhere to the instructions supplied with
the equipment may invalidate any claims with respect
WARNINGS
•
WARNING – Do not try to modify or change the
equipment in any way as this could void any warranty
or cause damage to this equipment or persons using
it.
Supporting
our customers
to create
safe working
environments
Head Office
T: 01942 402 700
Engineering Centre
T: 01942 402 704
North East
T: 01913 782 100
Yorkshire
T: 01977 521 930
mgf.ltd.uk E: safety
@
Approved Supplier
and Servicing Agent
North West London City
T: 01942 896 282 T: 01322 344 520
Bristol
Midlands
T: 01889 574 777 T: 01179 820 706
East Anglia Exeter
T: 01359 252 204 T: 01395 233 194
London North
T: 01296 663 250
mgf.ltd.uk | W: mgf.ltd.uk
USER GUIDE: CROWCON TETRA
3 GAS DETECTOR
MULTI-GAS MONITORING SYSTEM
PLEASE READ & UNDERSTAND THIS USER GUIDE
PRIOR TO COMPILING A SAFE SYSTEM OF WORK
AND USING THE EQUIPMENT SUPPLIED
For the latest version of this document visit www.mgf.ltd.uk