Description
The Ricoh MH2820 GEN4L printhead is suitable for a range of UV, aqueous and solvent printers. This head is capable of jetting a variety of ink types in large droplet sizes, from 27-54 pl. The built-in heater heats the ink to up to 80ºC for jetting, providing support for high-viscosity inks. This is Ricoh original printhead and it is covered by a manufacturer warranty. This head comes with o-rings and no hose barbs. The hose barbs can be removed if printhead with o-rings is needed. We recommend to change the head cables when installing a new printhead.
The following items are expressly excluded from warranty coverage:
- defects related, in any way, to the use of non-original inks
- clogged, missing or deviated nozzles
- defects related to misuse, abuse, accident, neglect, lack of use, or improper storage when not in use for extended periods
- defects related to failure to perform periodic maintenance as specified in the user documentation; operation for unintended purposes
- defects related to improper loading of media
- all other defects, failures or damage not considered manufacturing defects
- defects related to third-party applications, software, parts, components, or peripheral devices, including any bulk ink system.
- defects that are merely cosmetic in nature.
Technical Specifications
- Size: 120 x 75.56 x 13.2 mm (excluding cables)
- Nozzle Plate Surface: Non-wet coating
- Number of Nozzles: 2 x 192 nozzles
- Nozzle Spacing within a row: 0,339 mm
- Compatible ink: UV, solvent, aqueous
- Temperature Control: Integrated Heater and Thermistor
- Operator Temperature range: Up to 80° C
- Drop Volume Range: 27-54 pl
- Jetting Frequency: 30 kHZ (27pl) - 20 kHz (54pl)
- Viscosity range: 11-13 mPas
- Surface tension: 28-35mN/m
- Grey scale: 3 levels
- Total length 256 mm including cables
- Number of ink ports: 1 color: 1 x dual / 2 colors: 2 x dual
- Alignment pin direction: Front (standard) / Back (optional)
- Life: 100 billion actuations per nozzle
This printhead carries a manufacturer warranty. Country of origin : Japan
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