www.dimatix.com
Nova JA 256/80 AAA
PDS00024 Rev. 06 03/09/07
The Spectra® Nova JA 256/80 AAA is a
high performance, robust and reliable jetting
assembly designed for a broad range of
industrial and commercial printing
applications such as wide format graphics,
textiles, addressing and packaging at
resolutions up to 450 dpi.
The Nova JA 256/80 AAA is a compact ink jet jetting
assembly designed specifically for applications using
a variety of jetting fluids and requiring multiple
printheads packed tightly together.
Four electrically independent piezoelectric slices,
each with 64 addressable channels, are combined to
provide a total of 256 jets. The nozzles are arranged
in a single line, at a 0.011 inch distance between
nozzles.
The fluid interface and electrical connection are at
the top of the jetting assembly. Several mounting
configurations are possible. This arrangement
permits extremely tight packing in the print process
direction. The dual ported fluid interface facilitates
flushing for quick change-overs and for displacing
drying fluids with inert fluids during periods of
non-use.
This jetting assembly contains serial-to-parallel
converters for selecting which jets to fire; all jets can
be fired simultaneously or individually. By using an
optional Head Interface Board, image data can be
daisy-chained into one serial stream to reduce the
data interface hardware requirements. A high
voltage fire pulse with controlled slew rates is used to
actuate the pumping chambers within each channel.
Optional temperature control components are
available for precise control of fluid viscosity.
Optional deaeration hardware is also available.
Features:
75 picoliter calibrated drop size
256 individually addressable, inline nozzles
Excellent channel to channel uniformity
Excellent jet straightness
High frequency continuous operation
Orientation independent
Designed for long service life
Operation up to 90ºC [194ºF]
Permits high viscosity jetting fluids
Compatible with aqueous liquids
Dual ported for ease of flushing
Optional temperature control
Spectra® Nova JA 256/80 AAA 256-Channel
Jetting Assembly
www.dimatix.com
Nova JA 256/80 AAA
PDS00024 Rev. 06 03/09/07
The Spectra® Nova JA 256/80 AAA is a
high performance, robust and reliable jetting
assembly designed for a broad range of
industrial and commercial printing
applications such as wide format graphics,
textiles, addressing and packaging at
resolutions up to 450 dpi.
The Nova JA 256/80 AAA is a compact ink jet jetting
assembly designed specifically for applications using
a variety of jetting fluids and requiring multiple
printheads packed tightly together.
Four electrically independent piezoelectric slices,
each with 64 addressable channels, are combined to
provide a total of 256 jets. The nozzles are arranged
in a single line, at a 0.011 inch distance between
nozzles.
The fluid interface and electrical connection are at
the top of the jetting assembly. Several mounting
configurations are possible. This arrangement
permits extremely tight packing in the print process
direction. The dual ported fluid interface facilitates
flushing for quick change-overs and for displacing
drying fluids with inert fluids during periods of
non-use.
This jetting assembly contains serial-to-parallel
converters for selecting which jets to fire; all jets can
be fired simultaneously or individually. By using an
optional Head Interface Board, image data can be
daisy-chained into one serial stream to reduce the
data interface hardware requirements. A high
voltage fire pulse with controlled slew rates is used to
actuate the pumping chambers within each channel.
Optional temperature control components are
available for precise control of fluid viscosity.
Optional deaeration hardware is also available.
Features:
75 picoliter calibrated drop size
256 individually addressable, inline nozzles
Excellent channel to channel uniformity
Excellent jet straightness
High frequency continuous operation
Orientation independent
Designed for long service life
Operation up to 90ºC [194ºF]
Permits high viscosity jetting fluids
Compatible with aqueous liquids
Dual ported for ease of flushing
Optional temperature control
Spectra® Nova JA 256/80 AAA 256-Channel
Jetting Assembly
Product DataSpectra® NOVA JA 256/80 AAA
Product DataSpectra® NOVA JA 256/80 AAA
Parameter NOVA JA 256/80 AAA
Number of addressable jets 256
Nozzle spacing 279 microns [0.011 in.]
Nozzle diameter 52 microns
Calibrated drop size 75 picoliters
Adjustment range for drop size 70 - 85 picoliters
Drop size variation, 1 sigma* 5%
Jet Straightness, 1 sigma* 4 mrad [0.23°]
Nominal drop velocity 8 m/sec
Drop velocity variation, 1 sigma* 5%
Crosstalk, maximum 5%
Operating temperature range up to 90°C [194°F]
Fluid viscosity range (at jetting temperature) 8 - 20 cP
Compatible jetting fluids Aqueous, Organic solvent, UV curable
Maximum operating frequency 20 kHz
Physical Dimensions Jetting Characteristics
10.00
Velocity
(m/s)
Frequency (kHz)
Nova AAA Velocity Frequency Response
8.00
6.00
4.00
2.00
0.00
0 5 10 15 20
26.67mm [1.050 in.]
15.95mm [0.628 in.]
Approximate weight
113 grams [3.98 oz]
Nozzle line length
71.1mm [2.80 in.]
Jet 1 Jet 256
26.67mm [1.05 in.]
Mass
(ng)
Frequency (kHz)
Nova AAA Mass Frequency Response
0
20
40
60
80
100
50 201510
Product data presented above are for guideline purposes only. For design and engineering work using this product, please contact Dimatix Technical Support for the appropriate Product Manual containing full Product Specifications.
*at constant frequency
112.79mm [4.4 in.]
101.60mm [4.00 in.]
101.60mm [4.00 in.]
PDS00024 Rev. 06 03/09/07
Corporate Office: New Hampshire Facility: Japan Office:
FUJIFILM Dimatix, Inc. FUJIFILM Dimatix, Inc. Advanced Marking Business Division
2230 Martin Avenue 109 Etna Road FUJIFILM Corporation
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USA USA Minato-ku, Tokyo 107-0002
Japan
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