Energizer PORTABLE GAS DETECTION INSTRUMENT Manual do Utilizador

Tetra Personal Multigas MonitorUser ManualM07237May 2010Issue 10

Introduction TetraI. IntroductionThank you for purchasing the new Tetra Personal Multigas Monitor. Tetra is a portable multigas detector, designed to

unit, allowing you to swap sensors between units or configure your unit, as appropriate, to your current needs. Plug and play will ease ma

Operation TetraII. Operation2.1 Switch-on sequence1. Ensure the unit is in clean air.2. Switch on Press and hold the operator button until the red

9Tetra Run mode2.2 Run modeThe Tetra unit will display up to four gas readings simul-taneously on the operator display screen. A typical display with

TWA alarmTetra will display the TWA alarm when the 15 minute or 8 hour time weighted average alarm threshold is passed for toxic gases.2.4 Display opt

11Tetra Logging Peak test When performing a peak test, such as a vertical entry check, previous readings can be cleared on entry to the peak display

Batteries TetraIII. Batteries 3.1 Rechargeable batteriesRecharge time for the Li-ion batteries is less then 6 hours (less, if they are not fully dis

example). In Run mode, the battery icon will display six bars when it is full.4. Remove the lead from the charging socket and replace the protective

Alarm indications TetraIV. Alarm indicationsTetra provides two instantaneous alarm levels for each installed sensor, des-ignated level 1

Tetra Fixing accessoriesV. Fixing AccessoriesBelt clipTetra has a strong built-in belt clip located on the back of the unit. Lifting the small lever

Safety information: • Read and understand all instructions in the operation section of this manual before use. • Do not substitute compon

Flow sampling TetraVI. Flow samplingAttaching the flow adaptor plateTo perform manual sampling using Tetra, a flow adaptor plate must be fitted onto

Tetra Flow samplingPumped instrumentsTetra’s inbuilt pump draws sample air in through the inlet nozzle of the flow adaptor plate and out through th

Tetra gas test accessory kitThe Gas Test Accessory is a gas testing kit designed to enable gas testing of the Tetra multigas detector using a speciall

sensors fitted are shown with a cross beside each. Operate the Trigger regulator and apply gas to the Tetra whilst the progress bar is counting down

6.4 Cal/TestThis can arise if having selected and confirmed calibration one or more (but not all) of the sensors are not calibrate enabled. In this ca

VII. Maintenance and CalibrationTetra is designed to operate almost maintenance free under most conditions. However, some small items of routine maint

always running even in Calibration or Gas Test modes - it is essential to use the C01874 'bellows' style flow plate. Pumped units with softw

VIII. PC interface and softwareTetra can be connected to a PC using an infrared optical link. The Tetra unit has an optical communication port:

IX. i-module replacement1. Ensure you are in a non-hazardous (safe) area. Switch off the unit2. Remove any accessories, such as the flow adaptor, if

two quick release fixings, push the sensor mounting out of the sensor plate housing, taking care to retain any seals.Installing or replacing an i-modu

Tetra Personal Multigas MonitorContentsUnpacking ...1Quickstart guide ...

X. SpecificationDimensions 122 x 128 x 57 mm (43/4 x 5 x 21/2 inches) Weight 498 g rechargeable unit, including belt clip and 4 sensors.Housing, d

XI. Accessories and spare partsAccessory listCrowcon part number DescriptionC01841 Aspirator Plate and GasketC01846 Aspirator assembly for pumpe

S011422 0-500 ppm carbon monoxide COS011425 0-20 ppm sulphur dioxide SO2S011426 0-10 ppm nitrogen dioxide NO2S011427 0-20 ppm nitrogen dioxide NO

XII. Troubleshooting guideSymptom/ Cause Action error messageInstrument won't switch on Flat battery. Recharge or replace battery.Pump not

Appendix: Limitations of sensorsSensor limitationsThe sensors used in Tetra have limitations common to all such gas sensors, and users sho

UK OfficeCrowcon Detection Instruments Ltd 2 Blacklands Way, Abingdon Business ParkAbingdon Oxfordshire OX14 1DY United KingdomTel: +44 (0)1235 55770

1Tetra UnpackingTetra Personal Multigas MonitorThank you for purchasing the new Tetra Personal Multigas Monitor. Tetra has redefined portable gas mon

Quickstart guide TetraQuickstart guide1. Getting startedReview your Tetra unitSwitching on your unitTetra requires little setting up, follow these si

Tetra warm up sequencea) The unit will test the alarm LEDs, sounder, vibration alerts, and the operator display screen. The sounder may be silenced

Run mode Your unit is now ready to use. Below is a typical screen display showing the unit in normal gas monitoring Run mode. Familiarise yourself

1. When the gas level returns to normal, press the operator button. This will reset your Tetra unit to normal Run mode. If gas levels are still in al