Description
Testo 0638 1557 External Vacuum Probe for Testo 557
- Designed to provide faster and more reliable evacuation measurements from 0 to 20,000 microns
- Features a secure connection, and is suitable for use on all refrigeration systems and heat pumps
SPECIFICATIONS
| Measuring Range: | 0 to 20000 micron |
| Accuracy: | ± (10 micron + 10 % of mv) (100 to 1000 micron) |
| Resolution: |
1 micron (0 to 1000 micron) 10 micron (1000 to 2000 micron) 100 micron (2000 to 5000 micron) 500 micron (5000 to 10000 micron) 5000 micron (10000 to 20000 micron) |