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Type
πPC PC90 Absolute Pressure Controller
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Pressure Range
1000 Torr, 2000 Torr, 100 Psia Full Scale
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Fitting Type
Swagelok 4 VCR Male, 1-1/8” surface mount (C-seal, W-seal)
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Valve Position
Normally Closed or Normally Open
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Valve Seat
PTFE (Teflon) or Sapphire (Metal)
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Flow Rate
50, 200, 1000, 5000, 10000, 20000, 30000, 50000 sccm
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Trip Points
Two 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
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Pressure Readout Units
(For all Torr Full Scale ranges) Torr, kPa; (For Psi Full Scale Range) Psi, kPa
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Pressure Resolution
0.1 Torr for 0 to 100 Torr, 1 Torr for >100 Torr, 0.1 Psi for 0 to 100 Psi
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Pressure Control Accuracy
± 0.2% of Full Scale (< 10% Full Scale); ± 1.0% of Reading (≥ 10% Full Scale)
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Transducer Over Pressure Limit
2x Full Scale for all ranges
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Maximum Differential Pressure
45 Psid
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Burst Pressure
1500 Psig
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Control Mode
Upstream or Downstream
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Pressure Measurement Accuracy
± 1.0% of Reading
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Zero Temperature Coefficient
± 0.02% of Full Scale /°C
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Span Temperature Coefficient
± 0.04% of Reading /°C
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Control Range
> 2 to 100% of Full Scale
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Typical Response Time
< 1.0 second
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Operating Temperature
10° to 50°C (50° to 122°F)
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Storage Temperature
-20° to 80°C (-4° to 176°F)
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Storage Humidity
0 to 95% Relative Humidity, non-condensing
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External Leak Integrity
< 1 x 10-10
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Leak Integrity Through Closed Valve
< 1.0% of orifice Full Scale (Nitrogen at 25 psig on inlet to atmosphere)
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Wetted Materials
Standard: 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)
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Surface Finish
5 µinches, average Ra
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Input Power
+15 to +24 VDC @ 350mA max
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Connector
15-pin Type “D” Male
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Set Point
0 to 10 VDC (Default), 0 to 5 VDC (User Switchable)
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Analog Output Minimum Impedance
< 1 Ω
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Power Required
DeviceNet: +11 to +25 VDC per DeviceNet specification (@ <3.5 watts)
RS-485: +15 to +24 VDC @ 350mA max
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Connector-Interface
DeviceNet: 5 pin microconnector (DeviceNet)
RS-485: 9 pin Type D male
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Data Rate Switch
DeviceNet: 4 positions: 125, 250, 500K (Default), PGM (programmable over the network)
RS-485: 3 positions: 9.6, 19.2, 38.4K (Default)
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DeviceNet Communication Rate
125 Kbps, 250 Kbps, 500 Kbps (user selectable)
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RS485CommunicationRate
9.6 Kbps, 19.2 Kbps, 38.4 Kbps (user selectable)
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MAC ID Switches
DeviceNet: 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.
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Network Topology
DeviceNet: Linear (trunkline/dropline) power and signal on same network cable
RS-485: Master/slave
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Network Size
DeviceNet: Up to 64 nodes
RS-485: Up to 32 nodes
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Indicators
DeviceNet: 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)
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Temperature Readout Units
°C
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Temperature Accuracy
± 2°C
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Temperature Resolution
0.1°C
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Temperature Display Range
0 to 100°C
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Weight
< 3 lbs (1.36 kg)