Sorry, this product is no longer offered for sale. The recommended replacement product is gpca-pressure-control-valves.
The πPC is available with a Full Scale pressure from as low as 1000 torr up to 100 psia. πPC is available in either an upstream or downstream pressure control configuration making it well suited for controlling process chamber backpressure or process gas delivery pressure.
Specifications
- TypeπPC PC90 Absolute Pressure Controller
- Pressure Range1000 Torr, 2000 Torr, 100 Psia Full Scale
- Fitting TypeSwagelok 4 VCR Male, 1-1/8” surface mount (C-seal, W-seal)
- Valve PositionNormally Closed or Normally Open
- Valve SeatPTFE (Teflon) or Sapphire (Metal)
- Flow Rate50, 200, 1000, 5000, 10000, 20000, 30000, 50000 sccm
- Trip PointsTwo open collector transistors, adjustable from 0 to 100% of Full Scale
Rated Current: 30VDC / 250mA
State: On, above, or below trip point
Hysteresis: 3% of Full Scale (factory set)
Status: LEDs Red when the transistor is on - Pressure Readout Units(For all Torr Full Scale ranges) Torr, kPa; (For Psi Full Scale Range) Psi, kPa
- Pressure Resolution0.1 Torr for 0 to 100 Torr, 1 Torr for >100 Torr, 0.1 Psi for 0 to 100 Psi
- Pressure Control Accuracy± 0.2% of Full Scale (< 10% Full Scale); ± 1.0% of Reading (≥ 10% Full Scale)
- Transducer Over Pressure Limit2x Full Scale for all ranges
- Maximum Differential Pressure45 Psid
- Burst Pressure1500 Psig
- Control ModeUpstream or Downstream
- Pressure Measurement Accuracy± 1.0% of Reading
- Zero Temperature Coefficient± 0.02% of Full Scale /°C
- Span Temperature Coefficient± 0.04% of Reading /°C
- Control Range> 2 to 100% of Full Scale
- Typical Response Time< 1.0 second
- Operating Temperature10° to 50°C (50° to 122°F)
- Storage Temperature-20° to 80°C (-4° to 176°F)
- Storage Humidity0 to 95% Relative Humidity, non-condensing
- External Leak Integrity< 1 x 10-10
- Leak Integrity Through Closed Valve< 1.0% of orifice Full Scale (Nitrogen at 25 psig on inlet to atmosphere)
- Wetted MaterialsStandard: 316L S.S. VAR (equivalent to 316 S.S. SCQ for semiconductor quality), 316 S.S., Elgiloy, KM-45, Inconel® 718, 825 Incoloy®
Optional: (Valve Seat) PTFE (Teflon) or Sapphire (Metal) - Surface Finish5 µinches, average Ra
- Input Power+15 to +24 VDC @ 350mA max
- Connector15-pin Type “D” Male
- Set Point0 to 10 VDC (Default), 0 to 5 VDC (User Switchable)
- Analog Output Minimum Impedance< 1 Ω
- Power RequiredDeviceNet: +11 to +25 VDC per DeviceNet specification (@ <3.5 watts)
RS-485: +15 to +24 VDC @ 350mA max - Connector-InterfaceDeviceNet: 5 pin microconnector (DeviceNet)
RS-485: 9 pin Type D male - Data Rate SwitchDeviceNet: 4 positions: 125, 250, 500K (Default), PGM (programmable over the network)
RS-485: 3 positions: 9.6, 19.2, 38.4K (Default) - DeviceNet Communication Rate125 Kbps, 250 Kbps, 500 Kbps (user selectable)
- RS485CommunicationRate9.6 Kbps, 19.2 Kbps, 38.4 Kbps (user selectable)
- MAC ID SwitchesDeviceNet: 2 switches, 10 positions; 0,0 to 6,3 are hardware ID numbers; 7,0 to 9,9 are software ID numbers; (6,4 to 6,9 are unused and, if selected will default to hardware ID number 6,3)
RS-485: 2 switches, 10 positions; 0,0 to 9,9. Available MAC ID’s are 3,2 to 9,9. - Network TopologyDeviceNet: Linear (trunkline/dropline) power and signal on same network cable
RS-485: Master/slave - Network SizeDeviceNet: Up to 64 nodes
RS-485: Up to 32 nodes - IndicatorsDeviceNet: LED network status (green/red) LED module status (green/red), Scrolling LED displays (piPC Type, Pressure Full Scale, IP address) Push-Button Display toggles between (Pressure in TORR & KPA or PSI & KPA, Temperature and Scrolling display)
RS-485: LED network status (green/red) LED module status (green/red) - Temperature Readout Units°C
- Temperature Accuracy± 2°C
- Temperature Resolution0.1°C
- Temperature Display Range0 to 100°C
- Weight< 3 lbs (1.36 kg)
Resources
Literature
piPC PC90 Integrated Pressure Controller (archive)(472 kB, PDF)
Application Notes
Pressure Controller Valve Orifice Selection guide(420.3 kB, PDF)
Drawings & CADs
Device Description Files
piPC PC90 Pressure Controller EDS File(59.6 kB, EDS)
Manuals
πPC PCA & P99A Manual(2.3 MB, PDF) πPC DeviceNet™ Profile(426.4 kB, PDF) πPC, PCA & P99A RS485 Instruction Manual(318.1 kB, PDF)
