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New Datamax-O'Neil PHD20-2281-01...
Brand Name: Datamax
Datamax I-Class Mark II
Print Resolution 609 dpi
Product Name: PHD20-2281-01 Thermal Printhead
Reference: Ricoh MH5440 Print Head
Gen5 printhead MH54 Series Printhead MH5440 Print Head ricoh print head
Ricoh gen5 printhead MH54 Series Printhead MH5440 Print Head ricoh print head
This Ricoh GEN5 Printhead With 1,280 nozzles configured in 4 x 150dpi rows, this head achieves high-resolution 600dpi printing. Additionally, the ink paths are isolated, enabling a single head to jet up to four ink colors. It achieves excellent gray-scale rendering with up to 4 scales per dot
This Ricoh GEN5 Printhead With 1,280 nozzles configured in 4 x 150dpi rows, this head achieves high-resolution 600dpi printing. Additionally, the ink paths are isolated, enabling a single head to jet up to four ink colors. It achieves excellent gray-scale rendering with up to 4 scales per dot.
Product Specifications:
Method: Piston pusher with metallic diaphragm plate
Print Width: 54.1 mm (2.1")
Number of nozzles: 1,280 (4 × 320 channels), staggered
Nozzle spacing (4 color printing): 1/150"(0.1693 mm)
Nozzle spacing (Row to row distance): 0.55 mm
Nozzle spacing (Upper and lower swath distance): 11.81mm
Max.number of color inks: 4 colors
Operating temperature range: Up to 60℃
Temperature control: Integrated heater and thermistor
Jetting frequency: Binary mode : 30kHz / Grey-scale mode : 20kHz
Drop volume: Binary mode: 7pl / Grey-scale mode : 7-35pl *depending on the ink
Viscosity range: 10-12 mPa•s
Surface tension: 28-35mN/m
Grey-scale: 4 levels
Total Length: 248 mm (standard) including cables
Dimensions: 89 x 25 x 69 mm (excluding cable)
Number of ink ports: 4 × dual ports
Ink compatibility: UV, Solvent, Aqueous, Others