Characteristics Of Hastings Vacuum Gauge Tubes

Metal Tube                               : DV-23 
“R” Series                                 : ***
Stainless/Ceramic                      : ***
Pyrex                                        : DV-43 
Metal w/VCR Connection         : DV-23-VCR 
Metal w/KF-16/25 Connection : DV-23-KF-16/25 
Best Sensitivity Range               : 5 mtorr – 1 torr 
                                                 .01 – 2 mbar 
Usable Range                            : 5 mtorr – 5 torr 
                                                  .01 – 5 mbar 
Internal Volume of Gauge Tube : ½ in3 
                                                  8.2cc

Thermopile Temperature
In a High Vacuum:                     : 400° C 
At Atmosphere:                         : 10° C 
AC Ampheres Through Tube     : .04/.04 
AC Volts Across Tube              : .20/.20 
Watts Required by Tube            :  .016

Output at:
High Vacuum mv DC                 : 13 
Internal Resistance - ohms          : 5/6

Response Time:
Zero to ATM – seconds             : 0.07 
ATM to Zero – seconds             : 3.0

AC Connection Pin #                  : 2-4, 6-8
DC Connection Pin #                  : ***
Color of Base (Metal Tube)        : Orange 

The above information includes nominal values only. Not to be used for design purposes or acceptance tests.

The above gauge tubes can be expected to withstand the listed pressure and temperature without rupture,
but they are not warranted as safe under these conditions. For critical conditions or special testing contact
factory.