2271A
Operators Manual
ii
Test Ports .............................................................................................. 28
HC20 ................................................................................................. 29
Connect a UUT ...................................................................................... 31
Test Port Insert .................................................................................. 33
REF Port ................................................................................................ 34
Pressure Control Settings ..................................................................... 34
Control Modes ................................................................................... 36
Dynamic Control Mode ...................................................................... 36
Static Control
Mode
........................................................................... 37
Control Limits (Only for Static Control) .......................................... 37
Stability Limit (Only for Static Control) ........................................... 37
Slew Rate (Rate of Pressure Change) .............................................. 38
Safety Limits ...................................................................................... 38
Upper Limit .................................................................................... 38
Lower Limit .................................................................................... 38
Auto Vent ....................................................................................... 38
Measurement Setup .............................................................................. 39
Unit and Custom Units ....................................................................... 39
Measurement Modes ......................................................................... 40
Measurement Resolution ................................................................... 40
Module Selection ............................................................................... 41
AutoZero ............................................................................................ 41
Atmosphere ....................................................................................... 42
Head Height ....................................................................................... 42
Pressure Filter ................................................................................... 43
PM500 Absolute Zeroing ....................................................................... 43
Required Equipment .......................................................................... 43
PM500 Full Scale ≤700 kPa Absolute Zeroing .................................. 44
PM500 Full Scale >700 kPa Absolute Zeroing .................................. 46
General Tasks ....................................................................................... 47
Leak Test ........................................................................................... 48
Pressure Switch ................................................................................. 48
Exercise ............................................................................................. 49
Zero PMM .......................................................................................... 49
CPS Cleanout (If CPS is installed) .................................................... 49
CPS Purge ......................................................................................... 50
Calibration Tasks ................................................................................... 50
Transmitter ........................................................................................ 50
UUT ............................................................................................... 51
New ............................................................................................... 51
Delete ............................................................................................ 52
Rename ......................................................................................... 52
Edit ................................................................................................ 52
Measure Setup .............................................................................. 53
Control Setup ................................................................................. 53
Run a Transmitter mA Program ......................................................... 53
Pressure Device ................................................................................ 53
UUT ............................................................................................... 54
New ............................................................................................... 54
Delete ............................................................................................ 54
Rename ......................................................................................... 54
Edit ................................................................................................ 55
Measure Setup .............................................................................. 55
Control Setup ................................................................................. 55
Run a Pressure Device Program ....................................................... 56