8270A/8370A
Operators Manual
ii
Pressure Control Settings ..................................................................... 34
Control Modes ................................................................................... 34
Dynamic Control Modes .................................................................... 35
Static Control
Mode
........................................................................... 36
Slew Rate (Rate of Pressure Change) .............................................. 36
Safety Limits ...................................................................................... 37
Upper Limit .................................................................................... 37
Lower Limit .................................................................................... 37
Auto Vent ....................................................................................... 37
Pressure Measurement Settings ........................................................... 37
Unit and Custom Units ....................................................................... 37
Measurement Modes ......................................................................... 39
Measurement Resolution ................................................................... 39
Module Selection ............................................................................... 40
Pressure Filter ................................................................................... 40
AutoZero ............................................................................................ 40
Gauge Mode .................................................................................. 40
Absolute Mode ............................................................................... 40
Atmosphere ....................................................................................... 41
Head Height ....................................................................................... 42
PM500 Absolute Zeroing ....................................................................... 43
Required Equipment .......................................................................... 43
PM500 Full Scale 700 kPa Absolute Zeroing .................................. 44
PM500 Full Scale >700 kPa Absolute Zeroing .................................. 46
Tasks ..................................................................................................... 46
Leak Test ........................................................................................... 46
Switch Test ........................................................................................ 47
Exercise ............................................................................................. 48
Program ............................................................................................. 48
External Driver Communication ............................................................. 50
Configure the Driver .............................................................................. 51
Driver Electrical Connections ................................................................ 53
External Abort and Isolation Valves ...................................................... 54
System Mode ........................................................................................ 54
Maintenance .......................................................................................... 54
Fuse Replacement ............................................................................ 54
Clean the Exterior
..............................................................................
55
Reset Controller Settings ....................................................................... 56
Diagnostics ............................................................................................ 56
System ............................................................................................... 56
Measure ............................................................................................. 57
Control ............................................................................................... 57
Remote Interface ............................................................................... 58
Troubleshooting ..................................................................................... 58
Error Codes ........................................................................................... 61
User-Replaceable Parts and Accessories ............................................. 63
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