Firma:              Hewlett Packard

Modell:                         5890 II

Kommentar:     Dokumente engl.

HP 5890 Series II and HP 5890 Series II Plus Gaschromatographs

(Note: The HP 5890 II Plus is a version of the HP Series II configured specifically for the use of EPC).

Technical Data

Instrument Dimensions and Weight

Height:                  18-3/8 inches (465 mm)

Width:                   25-7/8 inches (655 mm

Depth:                   20-1/8 inches (511 mm)

Weight:                 90 pounds (41 kg)

Power Requirements:

Voltages:              120/200/220/240

Range:                  +5, -10% each

Frequency:           47.5-66 Hz

Consumption:       2200 VA max

Output:                 7500 Btu/hr max

Environmental

Operating range is: 0-55°C ambient (20-27°C optimum)

5-95% humidity (50-60% optimum)

Heated Devices

Five heated zones standard: Two detectors

                                               Two inlets

                                               One auxiliary

Methods stored:                      Two

Flow Sensor (not available with EPC or Series II Plus)

Range.-                0-35 sccm [sccm = standard cc/minute]

Accuracy:             ± 3 sccm für He and H ₂

                            ± 5 sccm for N ₂ and ArCH ₄

Extended range:   100-150 sccm

Accuracy:             ±15 sccm

Detector Signal

For external processing by a recorder, integrator, or computer:

* That can be calculated accuratey by an external measuring device (e.g., integrator) operating at ≥ 4-Hz bandwidth frequency.

**Actual bandwidth depends on the input impedance of the measuing device.

Standard Inlets on the HP 5890 Series II

Split/Splitless Capillary

Paked witb Septum Purge

Temperature-Programmable Cool On-Column Capillary

Split/Splitless Capillary

•            Range to 400°C in 1°C increments

•           Back-pressure design permits independent adjustment of split flow rate without affecting column flow, 0–30 psi head pressure gauge and regulator standard; 0–15, 0–60, and 0–100 psi regulators and gauges also available

•            Septum purge built in at 3 ml/min

•            Accepts columns up to 1.2-mm od

•            Accepts 114-inch glass column for on-column injection

•            Multimode design includes split and splitless injection

•            Air fan built into mainframe to assist in cool-down of inlet

•            Splitless purge time variable in 0.01-min elements

Packed with Septum Purge

•           Range to 400°C in 1°C increments

•           Flow control/forward-pressure design; 0–100 psi head pres­sure gauge standard; 0–10 and 0–60 psi gauges also available

•            Septum purge built in at 1.5 ml/min

•            On-column injection available with configuration A, 1/4-inch od glass columns

•            Individual liners for use with 114-inch metal columns as well as for Series 530-µ columns

•           Liners available for use with replaceable glass inserts

•            Air fan built into mainframe to assist cool-down of inlet

Tempera ture-Program mahle Cool On-Column Capillary

•            Temperature-programmable to 450°C with up to three ramps at up to 100°C/min; also avail­able with oven track mode

•           Forward-pressure design, 0–30 psi head pressure regulator and gauge standard; 0–10, 0–60, and 0–100 psi regulators and gauges also available

•            Septum purge built in at 14 mI/min.

•            Accepts columns with 0.32- to 1.2-mm od (min id = 0.2 mm)

•            Automated injection onto 250-p, 320-1p, and 530-p capil­lary columns with HP 7673A

•            Air fan built into mainframe to assist cool-down of inlet; optional cryogenic cooling

Detectors

Thermal Conductivity Detector

Electron Capture Detector

Flame Ionization Detector

Nitrogen Phosphorus Detector

Flame Photometric Detector

Thermal Conductivity Deteotor Range to 400°C

•            Single-filament (single caluran) design has fluidic switching of reference and analytical carrier flows; a passivated tungsten­rhenium filament is used in a 3,5-µl pell, operating at a constant temperature dif erence relative to the deteotor block temperature

•            Minimum detectable: <400 pg/ml carrier—equivalent to <1 ppm neon in 1 ml air

•            Linear dynamie range: < ± 5% over 10 ⁵ range

•            Digital gain setting time-programmable through the keyboard

Conditions: detector 100°C, 45 ml/min switching and 30 ml/min analytical flow of helium, propane Sample

Electron Capture Detector

•            Range to 400°C

•            A coaxial design with a 15 mCi source (555 MBq) of Ni-63 plated an the inferior of the lower block

•            Constant current mode of operation features switoh selection of pulse parameters for using either nitrogen, hydrogen, helium, or argon/methane oarrier gas

•            Minimum detectable level: <0.04 pg/sec lindane

•            Dynamic range: >10 ⁴ for lindane

Conditions: detector 250°C, 60 ml/min nitrogen carrier

Flame Ionization Detector

•            Range to 450°C

•            Grounded jet and current limited design for operator safety

•            Push-button Flame ignition Fused silica columns insert within 2 mm of the jet tip

•            Sensitivity:

>18 mCoul/gm carbon: nitrogen oarrier, 0.018-in. id jet

>15 mCoul/gm carbon: helium carrier, 0.018-in. id jet

>22 mCoul/gm carbon: nitrogen carrier, 0.011-in. id capillary jet

>18 mCoul/gm carbon: helium carrier, 0.011-in. id capillary jet

•            Minimum detectable: <5 pg carbon/sec, nitrogen carrier at S/N=2

•            Linear dynamic range: < t 10% over a 10 ⁷ range with 0.018-in, id jet

Conditions: column flow 50 ml/min, 45 ml/min Fit, 650 ml/min air, propane sample

Nitrogen Phosphorur Deteetor

•           Range to 400°C

•            Minimum detectable:

<0.4 pg Nilsec as azobenzene

<0.2 pg P/sec as malathion

•            Dynamic range: 10 ⁴ (N and P)

•            Selectivity:      35,000 to 1: g N/g C (as octadecane)

75,000 to 1: g P/g C

Conditions: 30 ml/min column flow, 3 m1/min H ₂ , 80 mi/min air

Flame Photometric Detector

•            Range to 300°C

•            100—530 µ id capillary columns fit through the transfer line to the base of the flame

•            Two combustion modes: air/hydrogen or oxygen/hydrogen

•            Detector signal display to view when flame is lit

•            Push-button flame ignition

•            Sulfur mode:   Sensitivity to 20 pg S/second Range

10 ³ Selectivity

10 ⁵ g S/g C

•            Phosphorus mode: Sensitivity 0,9 pg P/second

Range 10 ⁴

Selectivity 10 ⁶ g P/g C

Column Oven

• Usable volume:      11 in. x 12 in. x 6.5 in. (h x w x d)

                                279 mm x 305 mm x 165 mm (h x w x d)

• Column span:        228.5 mm, 9 in. (coil size)

  •                                                  Automatic cooling under processor control

  •                                                  Operatmg range:   4°C above ambient to 450°C:

- 80 to 450°C with cryogenic cooling

                                • Setpoint entry: 1°C for temperatures

                                                    0.1°C for programm rates

• Programming:        Rates 0.1 to 70°C per min

                                650 min maximum run time

Three ramps with initial/final holds

*Achievable rates depend on zone temperature, voltage and columns.

Technical Performance

Accuracy (true temperature relative to setpoint)

Specification:   ±1% (°K) from 4°C above ambient to 450°C

Stability (effect of ambient change on actual temperature)

Specification:       <0.01°C for 1°C ambient change

Calibration (setting true temperature at a setpoint)

Oven can be recalibrated to ± 0.01°C with appropriate instrumentation

Gradients (temperature variations within a column)

Specification: less than 2°C within a 9-in. coil anywhere within the operating range