Ricoh GEN5 MH5440 Printhead (Four Colors)
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: 500 mm (standard) including cables
Dimensions: 89x25x69 mm (excluding cable)
Number of ink ports: 4x dual ports
Alignment pin direction: Front (standard)
Ink compatibility: UV, Solvent, Aqueous, Others.
