Van Walt Phocheck Tiger Quick Start Manual Download Page 2

Van Walt Ltd | Prestwick Lane | Grayswood | Haslemere | Surrey | GU27 2DU | Tel. 01428 661 660 | Fax. 01428 656 808 | www.vanwalt.com

QUICK START GUIDE: Phocheck Tiger

+44 (0)1428 661 660

ZEROing your PID (Very Important)

1. 

To zero machine – Select “Zero” from on-screen menu. You will be 

presented with two “zero-ing” options.

2. 

Your PID has “zero’d” on start up to the CALIBRATED zero value.  This 

means the unit may now be displaying minor drift and/or background 

“noise”.

3.  You may choose to zero the unit to your fresh air environment by 

selecting the second zero icon.  BE SURE YOU ARE IN A KNOWN FRESH 

AIR ENVIRONMENT.

4. 

At any time you can return to the calibrated zero by selecting the first 

zero icon.

Menu/Soft Keys

• 

To check gas selection – Select “i” from on-screen menu.

• 

 To change gas selection – Select “Gas Bottle” from on-screen menu. 

Scroll up/down to find the first letter of your chosen gas. Then up/

down in the subsequent menu to find your gas.

*NB* IF YOU CHANGE THE GAS SELECTION BE SURE TO CHECK, AND AMEND 

THE ALARM LEVELS.

• 

To check alarm levels – Select “i” from on-screen menu.

• 

To change alarm levels – Select “Spanner” from on-screen menu and 

select “Alarm Bell” symbol from subsequent menu.

Calibrating your PID

Your PID will arrive to you calibrated, however if you wish to calibrate it 

yourself - please contact Van Walt for advice.

Problems

Please contact Van Walt Ltd if you encounter any problems. DO NOT 

attempt to open the PID.

   Figure 1: Changing the moisture filter

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