TESTO 330 User Manual

6 Using the product
71
Performing the measurement:
✓ The pressure socket of the instrument must be free (i.e.
unpressurized, not closed).
1. Main Test → [OK].
2. Select parameter: [▲], [▼] → [Edit].
3. Set parameters or enter data: [▲], [▼] and partly [◄], [►] →
[OK].
Three circular diameters and three pipe lengths can be
entered, which are then used to calculate three partial
volumes. The pipe volume is calculated by adding these
three partial volumes.
4. [measurement].
- Pressure zeroing.
5. Pressurize the system.
- The stability time will run. After this the measuring phase starts
automatically.
> End stability time and measurement early: [Next].
- The readings and Result Let By Test are displayed when
measurement has been completed.
7. [Edit] → Select test result: [▲], [▼] → [OK].
6.2.15.3. Pretest
> Plug the connecting plug of the hose connection set
(0554 1203) into the flue gas socket and lock in place by turning
it slightly clockwise (bayonet lock).
Performing the measurement:
✓ The pressure socket of the instrument must be free (i.e.
unpressurized, not closed).
1. Pretest → [OK].
- Pressure zeroing.
2. Select parameter: [▲], [▼] → [Edit].
3. Set parameters or enter data: [▲], [▼] and partly [◄], [►]→
[OK].
4. Pressurize the system.

TESTO 330 Specifications

General

Protection class	IP40
O2 measurement range	0 to 21 % O2
CO measurement range	0 to 4000 ppm
Measurement parameters	O2, CO, CO2
Resolution	0.1 % O2
Storage temperature	-20 to +50 °C