Technical Data
TM 90
Power source 9 Volt battery （type 6 LR61）
Battery life h < 5
Connection DN 16 KF or 25 KF
Controls On/Off/Unit selector
Indicated units of measurement mbar, microns, Pa
Measurement range atm. to 1 x 10-2 mbar
（atm. to 1 Pa, atm. to 1 micron）
Automatic shutdown after 15 minutes; last read out is displayed again after restarting
Reading accuracy mbar < 2 ± 5%, > 2 ± 10%,
microns < 20.000 ± 5%, > 20.000 microns ± 10%
Resolution microns: in steps down to 1 micron
Pascal: in steps down to 1 Pa
mbar: in steps down to 0.01 mbar
Operating temperature °C 0 to 50
Storage temperature °C -10 to +60
Weight （including battery） kg （lbs） 0.22 （0.49）
Maximum overpressure bar abs. 10
THERMOVAC Sensor
Ordering Information
TM 90
TM 90, DN 16 KF Part No. 230 076
TM 90, DN 25 KF Part No. 230 077
Oerlikon Leybold Vacuum Full Line Catalog 15 C16
