The new testo 320 is the multi-function instrument for efficient flue gas analysis. It is convenient to operate and solves every task on a heating system. It offers numerous clearly structured measurement menus. Standardized menu procedures and a high-resolution colour display which presents the measurement results graphically, enable fast workflows. 500 measurement values can be stored in the instrument. A large selection of probes make the testo 320 flexible and further measuring instruments unnecessary.
Technical Data
| MEASURING RANGE | ACCURACY ±1 DIGIT | RESOLUTION | ADJUSTMENT | |
| TEMPERATURE | -40 TO +1200 °C | ACCURACY: ±0,5°C (0 TO 100°C)ACCURACY: ±0.5% OF M.V. REMAINING RANGE | 0.1 °C -40 TO +999,9°C1°C; FROM +1000°C: | |
| DRAUGHT MEASUREMENT | -9.99 HPA TO +40.00 HPA | ± 0.02 HPA OR± 5% OF M.V. (AT -0,50 TO +0,60 HPA)± 0.03 HPA (0.61 TO 3.00 HPA)± 1.5% OF M.V. (AT 3.01 TO 40.00 HPA)) | 0.01 HPA WITH FINE DRAUGHT OPTION 0.001 HPA | |
| PRESSURE MEASUREMENT | 0 TO +300 HPA | ±0.5 HPA (0.0 TO +500 HPA)± 1 % OF M.V. (AT 50.1 TO 100.0 HPA)± 1,5 % OF M.V. (AT 100,1 TO 300,0 HPA) | 0.1 HPA WITH FINE PRESSURE OPTION 0.01 | |
| O2MEASUREMENT | 0 TO 21 VOL.% | ± 0.2 VOL.% | 0.1 VOL. % | < 20 SEC | 
| CO MEASUREMENT(WITHOUT H2COMPENSATION) | 0 TO 4000 PPM | ± 20 PPM (0 TO 400 PPM)± 5% OF M.V. (401 TO 2000 PPM)± 10% OF M.V. (2001 TO 4000 PPM) | 1 PPM | < 60 SEC | 
| CO MEASUREMENT(H 2-COMPENSATED) | 0 TO 8000 PPM | ± 10 PPM or +/-10% OF M.V. (0 TO 200 PPM)± 20 PPM or +/-5% OF M.V. (201 TO 2000 PPM)±10% OF M.V. (2001 TO 8000 PPM) | 1 PPM | < 40 SEC | 
| EFFICIENCY TESTING (ETA) | 0 TO 120 % | 0.1 % | ||
| EXHAUST GAS LOSS | 0 TO 99.9 % | 0.1 % | ||
| CO 2 -DETERMINATIONDIGITAL CALCULATION FROM O2 | 0 TO CO 2MAX | ± 0.2 VOL.% | 0.1 % | |
| OPTION CO LOW -MEASURE-MENT (H2-COMPENSATED) | 0 TO 500 PPM | ±2 PPM (0 TO 39 PPM)±5% OF M.V. (40 TO 500 PPM) | 0.1 PPM | < 40 SEC | 
| AMBIENT CO MEASUREMENT(WITH CO PROBE) | 0 TO 500 PPM | ±5 PPM (0 TO 100 PPM)±5 % OF M.V. (>100 PPM) | 1 PPM | |
| GAS LEAK MEASUREMENT FOR COMBUSTIBLE GASES (WITHGAS LEAK DETECTOR PROBE) | 0 TO 10.000 PPMCH 4 / C 3H 8 | SIGNALOPTICAL DISPLAY (LED)AUDIBLE ALARM VIA BUZZER | < 2 SEC | |
| AMBIENT CO2MEASUREMENT(WITH AMBIENT CO2 PROBE) | 0 TO 1 VOL. %0 TO 10,000 PPM | ± 50 PPM or ±2% OF M.V. (0 TO 5000 PPM)± 100 PPM or ±3% OF M.V. (5001 TO 100000 PPM) | ||
| GENERAL TECHNICAL DATA | ||||
| STORAGE TEMP. | -20 TO +50 °C | |||
| OPER. TEMP. | -5 TO +45 °C | |||
| POWER SUPPLY | RECH. BATT.: 3.7 V / 2400 MAH MAINS UNIT: 6 V/1.2 A | |||
| MEMORY | 500 READINGS | |||
| DISPLAY | COLOUR GRAPHIC DISPLAY WITH 240 X 320 PIXEL | |||
| WEIGHT | 573 G | |||
| DIMENSIONS | L 240 X W 85 X H 65 MM | |||
 
