Perkin Elmer Coleman Junior II Spectrophotometer

Perkin Elmer 000600636 Coleman Junior II Spectrophotometer

Specifications

• Wavelength
  325 to 825 nanometers (nm) (also; millimicrons, mu)
• Wavelength Calibration
  Model 6|35: +/-1 nm at 585 nm
  Model 6|20: +/-1 nm at 585 nm
• Bandpass
  Model 6|35: 35 nm (nominal)
  Model 6|20: 20 nm (nominal)
• Wavelength Reproducibility
  +/- 0.5 nm, or less at each minor division
• Photometric Reproducibility
  0.5% Transmittance
• Photometric Readability
  0.2% Transmittance on an 8-inch Transmittance (T)-Absorbance (A) scale
• Recorder Output
  20 millivolts (mv) open circuit. 30,000 ohms output impedance. Designed for use with l0-mV recorders having an input impedance of 50,000 ohms or more
• Power Requirements
  110 or 220 volts (95 to 135 volts, or 190 to 270 volts) 50 to 60 cycles single phase ac, 140 watts
• Input Limits (Overload)
  40 volts input voltage level referred to ground 10 volts maximum signal voltage across input
• Output Available (as amplifier)
  125 millivolts maximum