If you are in the HVAC business you must have this tool!!
Fieldpiece SM480V - Four Port, Wireless SMAN Manifold with Micron Gauge
does not require the JL2 transmitter for wireless connections
Data Logging
Stores up to 9 jobs internally
Easy download via USB port
Displays % free storage space before logging begins
Logs up to 7 days (168 continuous hours)
Tightness Test
Check for leaks after repairs or installations
View pressure differential over time
Timer tracks duration of test
Temperature compensated with SL temp to avoid false positives
Customizable
Adjust auto power off duration
Adjust back light duration
Set high and low vacuum alarms
Select each unit of measurement individually