- Breakthrough Pico-Ion™ Sensor
- Sensitivity <0.5 parts-per-billion
- Orbitally Welded Sample System
- Fast Recovery from Upset Excursions
- Fully Automatic Menu Driven Controls
- Remote Communication via USB
Technical Specifications:
Accuracy
: < 1% of FS range under constant conditions
Analysis
: 0-100 ppb, 0-1 ppm, 0-10, 0-100 ppm FS ranges;
auto-ranging or manually lock on single range
Application
: Oxygen analysis from 0.5 ppb to 100 ppm in ultra-high
purity process gases inert, hydrocarbon, He and H2
Approvals
: CE
Area Classification
: General purpose
Alarms
: 2 adjustable form C relay contacts non-latching; “weak
sensor” indicator; power failure; system failure
Calibration
: Certified gas of O2 balance N2 approximating 80% of
range above analysis range recommended for optimum
Compensation
: Barometric pressure and temperature; heated sample
system and sensor housing
Connections
: Sample and span inlets - 1/4" VCR fittings; air inlet and
vent - 1/4” compression tube fittings
Controls
: Water resistant keypad; menu driven range selection,
calibration, alarm and system functions
Data Acquisition
: Selectable data point intervals
Display
: Graphical LCD 5 x 2.75; resolution 0.5 ppb; displays real
time ambient temperature and pressure
Enclosure
: Painted aluminum 13.9” x 9.9” x 13.4” benchtop
Flow Sensitivity
: None between 1-3 SCFH, 2 SCFH recommended
Linearity
: > .995 over all ranges
Pressure
: Inlet - regulate to 20-50 psig, max 150 psig;
vent - atmospheric not to exceed +5” water column
Power
: Specify 100/120 or 220/240 VAC
Recovery Time
: O2 Level Duration O2 Target Recovery on N2
9 ppm 1 minute 10 ppb 15 minutes
9 ppm 1 minute 1 ppb 60 minutes
1 ppm 5 minutes 1 ppb 30 minutes
Response Time
: 90% of final FS reading < 60 seconds
Sample System
: Manual pressure regulation, flow control and indicator;
pneumatic (minimum 80 psig air supply) sample and span
inlet valves, bypass and isolation valves; integral O2
scrubber (for consistent zero gas) and valves; electropolished
tubing; orbitally welded or VCR connections.
Sensitivity
: < 0.5% of FS range
Sensor Model
: GPR-13-2000UHP - requires no maintenance
Sensor Life
: 18 months at 25ºC and 1 atm; average O2 < 100 ppm
Signal Output
: 4-20mA isolated and 0-1V
Temp. Range
: 5º to 45ºC
Wetted Parts
: 316L stainless steel
