LD8000

Online trace Nitrogen and/or oxygen in argon,
Helium and Crude Argon analyzer

The LD8000 is an online analyzer to monitor trace N2 and/or O2 in Ar/He/Crude Argon. Different technologies combination is used to achieve the complete solution inside one compact 3U cabinet.

THE LD8000 SPECIFICATION

DETECTOR TYPE
  • Plasma Emission Detector for N2 / Electrochemical cell for O2
RANGE FOR N2
  • 0 – 1 ppm, resolution to 10 ppb
  • 0 – 10 ppm, resolution to .1 ppm
  • 0 – 100 ppm, resolution to 1 ppm
  • other range possible up to 10000 ppm configurable
RANGE FOR O2
  • 0 – 1 ppm, resolution to 10 ppb
  • 0 – 10 ppm, resolution to .1 ppm
  • 0 – 100 ppm, resolution to 1 ppm
  • other range possible up to 25% configurable
STANDARD FEATURES
  • Manual or autoranging (user selectable)
  • Microprocessor controlled
  • 5.6'' TFT intelligent LCD module with Touch Screen
  • Self diagnosis system with auto-resolve alarm
  • 4-20 mA isolated outputs
  • Alarm Historic
  • Safe calibration procedure to avoid any bad calibration
  • Digital outputs for remote monitoring: (all dry relay contacts)
    • - System status (1 output)
    • - Range in use (3 outputs per impurity)
    • - Calibration in use (1 output)
OPTIONS
  • Internal sampling system for zero, span and sample
  • Serial port: RS-232 / 422 / 485 / profibus
  • 2 alarm outputs (use programmable set point)
  • Zero calibration gas free system
GAS CONNECTIONS
  • Sample: 1/8'' compression fittings
  • Vent: 1/8'' compression fitting
CALIBRATION GAS
  • Zero: LDP1000 purified gas (getter)
  • Span: 8.0 to 9.5 ppm N2 and O2 (application dependant)
SAMPLE FLOW REQUIREMENTS
  • 75 to 200 sccm
RECOMMENDED MAXIMUM OPERATING PRESSURE
  • 30 PSIG (206 kPAG)
RECOMMENDED MINIMUM OPERATING PRESSURE
  • 4 PSIG (28 kPAG) optional 1 PSIG (7 kPAG)
OPERATING TEMPERATURE
  • 10 °C to 45 °C
SUPLLY
  • 115 VAC, 50 - 60 Hz or 220 VAC, 50 - 60 Hz
ACCURACY
  • Better then ± 1% full scale
DRIFT
  • < ± 1%
RESPONSE TIME
  • T90 < 10 seconds
O2 SENSOR LIFE
  • 15-21 months (depending O2 concentration level exposition)
WEIGHT
  • 29 lbs (13 kg)

THE LD8000 ORDERING INFORMATIONS

-X
  • N2: Nitrogen
  • O2: Oxygen
  • N2 + O2: Nitrogen + Oxygen
 
-X
  • A: Argon
  • H: Helium
  • C: Crude Argon
  • D: Dual (Argon + Helium)
  • 120 : 120 volts
  • 220 : 220 volts
-XXX Oerating Voltage:
  • 120: 120 volts
  • 220: 220 volts
-X A: Alarm option
-XX Integrated sampling system
  • S1: 1 sample + zero + span
  • S2: 2 samples + zero + span
-X C: zero gas free system  
-XXX Serial communication
  • RS2: RS-232
  • RS4: RS-485
  • PFB: Profibus
-X P:Purge value and flowmeter

Certification:

CE

In compliance with EMC directive 2004/108/EC, EN 61000-6-2:2005 for immunity & EN 61000-6-4:2007 for emissions.

LD8000 Application Notes

LD8000 Trace Nitrogen in Argon or Helium analyzer - DESIGN REPORT

Design Report (2,6 Mo)