CP-4900 GC Specifications
Configuration: one to four plugand-play GC channels
Control: independent control for each channel with its separate pneumatics, injector, column, and detector
Injector
Micro-machined injector with no moving parts
Injection volume: 1 µL to 10 µL, software selectable
Optional heated injector: 30 °C to 110 °C, including heated transfer line
Column Oven
Temperature range: 30 °C to 180 °C, isothermal
Optional backflush capability
Detector
Micro-machined Thermal Conductivity Detector (TCD)
Dual-channel (sample and reference)
Internal volume: 200 nL per channel
Filaments: 4
Detection Limits
WCOT columns: 1 ppm
Micro-packed columns: 10 ppm
Operating Range
Concentration: 1 ppm to 100% level
Linear dynamic range: 106
Repeatability: < 0.5% RSD for propane at 1 mol % level for WCOT columns at constant temperature and pressure
Carrier Gas
He, H2, N2 or Ar: 550 ± 10 kPa (80 ± 1.5 psig) input
Inlet connection: 3.2 mm (1/8 in.) stainless steel compression fitting (Swagelok®)
Sampling
Sample inlet: 1.6 mm (1/16 in.) stainless steel Valco® fitting with replaceable 5 µm stainless steel filter
Sample conditions: noncondensing gas of 0 °C to 40 °C
Maximum sample input pressure: 200 kPa (29 psig)
Optional separate sample inlet in front or back
Environmental Requirements
Humidity (relative): 0% to 95% non-condensing
Temperature: 0 °C to 50 °C
Dimensions and Weight
Two-channel system: 28 cm (h) x 15 cm (w) x 30 cm (d)
Four-channel system: 28 cm (h) x 15 cm (w) x 55 cm (d)
Weight: minimum of 5.2 kg
Power Requirements
Main power: 90-130 Vac or 180-260 Vac, 50-60 Hz
Output: 12 Vdc, maximum 180W
Communication
Analog input: 6 signals
External port: RS-232
Optional: Ethernet TCP/IP with static IP address
Optional: Com Port for external devices, selectable RS-232 or RS-485
Control/Data Handling Software
Standard packages: Star® Chromatography Workstation or CP Maître-Elite
Regulatory compliance and reports: meet requirements, particularly for the natural gas and petrochemical industries
Special packages: ISOCAL and BTU for natural gas properties, such as
calorific value and relative density, meet ISO 6976, GPA 2171, and ASTM D 3588 standards Optional Field Case
Gas containers: one or two 300 mL gas containers with maximum pressure of 12,000 kPa (1740 psig)
Rechargeable battery packs: two
Two-channel system: 37 cm (h) x 29 cm (w) x 41 cm (d)
Four-channel system: 37 cm (h) x 29 cm (w) x 72 cm (d)
Weight with CP-4900: minimum of 16 kg
Optional Micro-Gasifier
Heated pressure reducing regulator
Injection of high pressure LPG or LNG samples