
HPQ2-IP SP101009.102 – 10 October 2012
MKS Instruments, Spectra Products
14
3.1 The Rear Panel
3.2 Power Connector
This is a 15 way D-Type socket labelled
POWER
on the rear panel of the unit to
connect to the low voltage power supply unit.
Pin connections are:-
1, 2, 3 (joined together) +24 volts DC
9, 10, 11 (joined together) 0 volts (24 volt return)
The power input is 24 volts DC
10%, 3 Amps max.
The current drawn depends on the mass range and whether a filament is on or off.