Waters 2420 ELS Detector
3-12 month warranty
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| Item | Specification |
| Optics | Optical bench with a heated (constant temperature of 50°C) |
| Light source | Polychrome tungsten halogen lamp, mounted on the front panel, set at the factory, can be installer user |
| The timer lamp | History of the lamps on the clock and the inclusion of being on the serial number |
| Calibration lamps | Sizing/normalization of photomultiplier tubes to compensate for degradation over time |
| Detector | Photoelectric multiplier |
| Sizing FEU | Individually for each FEU, is via a built-in diagnostics |
| The range of stresses | 0-1250 VDC |
| Normalization of lamps | Special diagnosis based on demand and when you turn adjusts the decline in output lamps |
| Nebulizer | 2 option completely replace the user, are mounted on the front panel, bezotvertochnaya construction, with heating |
| The flow elyuenta for high-speed spray of choice | From 300 to 3000 mkl per minute |
| The flow elyuenta for nizkoskorostnogo dispenser of choice | Between 50 and 500 mkl per minute |
| Temperature control dispenser | Heater 0-100%, the management of temperature |
| Gas | Nitrogen, minimum pressure 65 psi |
| Installed a gas pressure | From 3 to 60 psi, built in diagnostics to calibrate the sensor flow |
| Temperature range drift tube | Step 0,1°C, accuracy control 0,1°C |
| Maximum flow elyuenta | 100% water with 3 ml/min, high speed spray |
| Set filers | Filter Hemminga, 0-5,0 seconds to move 0.1 seconds |
| Keyboard | 24 keys |
| Display | 128h64 pixel, the backlight |
| Condition | Specification |
| RI Range | 1.00 to 1.75 RIU |
| Measurement Range | 5 x 10-4 RIU 7x 10-9 RIU |
| Flow Rate | 0.1 to 10 ml/Min |
| Noise | +1.5 x 10-9 RIU, in RIU mode (Hamming filter TC = 2, ambient temperature 23 to 25°C (+2°C/hr), 1 mL/min. 100% water. +3.0x° RIU, in 410 mode (RC filter TC=1, ambient temperature 23 to 25°C (+2°C/hr), 1 mL/min. 100% water |
| Drift | 2.0 x 10-7 RIU/hr |
| RIIU-FS Settings (RIU mode) | 1.0 x 10 -6 to 5.0 x 10 -4 RIU |
| Sensitivity Settings (410 mode) | 1,2,4,8,16,32,64,128,256,512,1024 |
| Time constant Filter Settings | 0.0 to 5.0 seconds (Hamming) 0.0 to 10.0 (RC) 0.2, 1,3,10 seconds (RC under software data control) |
| Analog Outputs | -2.0 to 2.0V |
| Temperature control | Internal oven: 30 to 55°C (86 to 131°F) One external column heater: Ambient to 150°C (302°F), steel |
This refurbished Waters 2420 ELSD is in great condition. It has been tested at SpectraLab Scientific.
A 90 day warranty is included.
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SpectraLab Scientific Inc
Established in 2003,
SpectraLab Scientific is a global leader of Refurbished analytical equipment. We specialize in reconditioning equipment, integrating the best available technologies from leading manufacturers across the industry. We are committed to quality and service, delivering strong customer satisfaction. We stock over 10,000 pre-owned lab equipment, components, and mix-and-match parts for your systems.
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