Item Number: N-P 16CH or P-N 16CH
  NPN to PNP ( or PNP to NPN ) signals level converters, Opto-couplers isolation
  LED indicator for output ON
  Supply Voltage : 24 VDC
  Output Voltage : 24 VDC
  Current consumption each channel: 500mA maxium
  Standard DIN rail mounting ( 35 mm)
  Temperature range 10 to 55 C
  high speed counting up to 10Khz
  Product size : 113mm L x 87mm W x 43mm H 
  Weight: 120g
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  Note: Item number: P-N 16CH, PNP to NPN 16 channes Converter is also available