- Brand: Michell Instruments
Tags: LD8000, Michell, Instruments
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.
Product Features
- Trace Nitrogen and Oxygen in Argon/Helium/Crude Argon
- Compact 3U rackmount enclosure
- Large scale measurement
- 4-20 mA output as standard
- LAN/Web control
- Range Identification Relay
- Micro-valve for very low dead volume and fast purging time
- Low sample consumption
- Front adjustment valve for sample bypass flow to purge the sample gas line before the analyzer
- Optional zero gas calibration free system
Product Applications
- Air separation unit
- Helium cryogenic installation
- Cryogenic truck loading station
- Speciality gas laboratories
- Process control
- Argon purification plant
- Steel Industries
- Chemical plants
- Welding gas control
- Helium liquification plants
- Gas management system
- Semiconductor manufacturing
- Quality control for truck fills and gas cylinders
- Inert glove box systems
- Universities and laboratories
Technical Specifications
| LD8000 | |
| 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) |
CERTIFICATION
CE: In compliance with EMC directive 2004/108/EC, EN 61000-6-2:2005 for immunity & EN 61000-6-4:2007 for emissions.Download the complete specification and technical data sheet (2,54 Mo)
