Teledyne Hastings Hand Held Portable HPM 4/5/6 Thermocouple Vacuum Gauge Controller for DV-4 or DV-6 Tubes(Stock Number HPM 4/5/6) These Teledyne Hastings hand held portable HPM 4/5/6 thermocouple vacuum gauge controller are matched for the DV-4, DV-5 or DV-6 thermocouple vacuum gauge tubes (Stock Number HPM 4/5/6, Operates on 115 VAC). They measure pressure between the range of 0.01 and 20 Torr with DV-4 and 0.1 to 100 mTorr with DV-5 and 1 to 1000 mTorr with DV-6. The Teledyne Hastings Digital HPM 4/5/6 thermocouple controllers are self-contained instruments that offer extreme versatility for most vacuum applications. The electronic design assures long life and minimal maintenance. The compact digital HPM 4/5/6 has a single switch to operate are battery powered. They are portable and as easy to use in applications where AC power is not readily avaliable. Teledyne Hasting thermocouple tubes are also available but sold separately.

Teledyne Hastings Replacement Cable for Hand Held Portable HPM 4/5/6 Thermocouple Vacuum Gauge Controller This is a Replacement Cable for the Hand Held Portable HPM 4/5/6 Therocouple Vacuum Gauge Controller. Approx. 13 in. with the 8 Pin Octal Connector. This is the Replacement Cabler Only, Gauge Controller sold separately.