Profoto Acute2 head Manuel utilisateur

Acute2 manual Profoto, Stockholm, Sweden.

Warning
Profoto generators and lamp heads are parts of a complete
professional lighting system. Please read the instruction
manual carefully before use. Flash tubes and modelling
lamps emit considerable heat and may cause injury if not
handled properly.
Note, always unplug the lamp cable from the generator
before changing the modelling lamp or flash tube.
• Under no circumstances are generators or heads to be
opened.High voltage is inside the equipment.
• Do not touch hot metal parts.
• Do not obstruct ventilation
• Do not connect flash heads with the protective cap in place
When using the flash, do not place filters, diffusing mater-
ials, or any other obstructions directly onto the glass cover,
flash tube or modelling lamp.
Never position the light extremely close to people.
When mounting umbrellas, do not touch the flash tube or
modelling lamp with the metal shaft – risk of high voltage.
Never connect accessories of other brands without consult-
ing an authorised service station.
Service only to be performed by an authorised repair station!
Always use a grounded mains outlet.
Note! Under no circumstances is any part of the equipment
to be opened! The equipment is not user-serviceable and
there is dangerous high voltage inside!

Contents
Thanks! . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
The Acute2 System Chart . . . . . . . . . . . . . . . . . . . . . . . 6
Acute2 head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Acute2 twin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
The flash heads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Acute2 head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Acute2 twin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Acute2 ring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Brief instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Energy distribution . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Energy distribution Acute2 twin . . . . . . . . . . . . . . . . . . 20
Energy control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Gas generator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Troubleshooting guide . . . . . . . . . . . . . . . . . . . . . . . . . 26
Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
The Acute2 system consists of the following products:
Generators:Acute2 1200, Acute2 2400
Heads: Acute2 head, Acute2 twin, Acute2 ring
All Profoto reflectors and accessories fit the Acute2 system.
3

Thanks for showing us your confidence by investing in an Acute2 system. For more than
three decades we have sought the perfect light. What pushes us is the conviction that we can
offer even the most demanding photographer yet better tools.
Before our products are shipped we have them pass an extensive and strict testing pro-
gram. We check that they pass the quality and capacity levels the most demanding photog-
raphers require. For this reason our flash equipment is the standard in most rental studios
in New York and Tokyo and the most rented flash all over the world. The system consists
of a variety of generators built and designed to meet the demands of the most demanding
photographers on this planet. Yet the most important thing is the light you create and it is
then essential that the system offers freedom to create your own light. The Acute2 heads in
particular offer you this possibility . The light source, both the flash tube and the modelling
light, is placed high and free in the flash head. This makes it easier for you to adjust the light
and use your creativity. The reflectors are moveable and lock easily into place. By moving
the position of the reflector you can get a higher or lower concentration of light in the center
or more of a flood light. This is not new, of course. Our flash heads have always been designed
that way. What is new, however, is our new glass cover, which is designed to increase preci-
sion. The Acute2 head and the Acute2 twin are supplied with a frosted and UV-coated cover
glass, which together with the flash tube, produce a colour temperature adapted to daylight
colour film. There are glass covers with varying filtration, for greater diversity.
The whole Acute2 system is modular. Every single reflector and accessory creates its
special light and the unique Profoto focusing system offers you a possibility to create your
own light with only a few different reflectors.
Thanks!
4

”A photographer’s tools are a natural part of the crea-
tive process. Like a painter’s brush, an artist’s chisel or
a musician’s instrument, their form and design should
reflect their function, they should have the right feel, and
they should be aesthetically pleasing”.
Profotos founders Eckhard Heine och Conny Dufgran,
At ”Photokina”,Cologne, Germany 1968
5

6
Acute 2
Acute2 1200 Acute2 2400
Acute2 Flash Extension Cable
Acute2 twin
Acute2 head
Softlight
Reflector Silver
Honeycomb
Grid
ProZoom
Pattern
Holder &
Pin Set
Iris
Diaphragm
Heat absorbing
filter Slide
holders
60x60 24x36
ProFocus
ProBox
White
Transparent Silver
5 and 7 foot
Reflector
Glass
Kit
ProGlobe
w/Chimera
Barn Doors
for ProFresnel
Softlight
Reflector white
ProGlobe
w/clips
ProFresnel
Adapter
Plate
Disc
Reflector
Narrow
Beam travel
Reflector

7
The Acute2 series
The system chart shows how the wide Profoto
line of accessories fit together with generators
and heads. Reflectors and heads can be combined
in a number of varieties. The common denomi-
nator is the lamp head diameter, which is the
base of the Profoto line of products. The lines
indicate the possible combinations that Profoto
equipment offers.
ProGas
Zoom Reflector
7”Grid Reflector
7”Grid
FilterHolder
40x40 cm
Filter
Cassette
5°, 10°&
20°Grid
Snoot
Grid & Filter
Holder
Barn Doors
Magnum Reflector
Pro Tube
10°Honey-
comb Grid
Close-up
Reflector
Softlight
Reflector
Power Cable
Acute2 ring
Narrow
Beam
Reflector
13”
Bell Reflector
Narrow
Beam travel
Reflector
BarnDoor

Acute2 head
8
1. UV reduced flash tube
2. Umbrella holder
3. Manoeuvre system with locking lever
4. Stand adapter 16mm (5/8")
5. Acute2 Glass Cover, frosted, UV-coated
6. Halogen modelling lamp, 250W, Mini-can E11 socket
7. Locking springs
8. Zoom reflector
1
6
7
5
8
2
4
3

Acute2 twin
9
1. UV reduced flash tubes
2. Umbrella holder
3. Manoeuvre system with locking lever
4. Stand adapter 16mm (5/8")
5. PB/Twin Glass Cover , frosted, UV-coated
6. Halogen modelling lamp, 500W, Mini-can E11 socket
7. Locking springs
8. Magnum Reflector
1
6
7
5
3
4
2
8

The flash heads
10
All Profoto lamp heads are designed for maximum light shap-
ing purposes. The light source (both the flash tube and the mod-
elling lamp) is mounted high and free in the flash head. This
makes it easier for you to adjust the light and use your creativity.
The flash head has a built in holder for the umbrella.
The reflectors lock easily into place and by moving the reflector
different types of light shaping is achieved. All Profoto reflec-
tors and accessories fit the Acute2 heads.
A UV-reduced quartz flash tube is included with all Acute2
heads. The flash tube has two metal pins. When removing a
flash tube, pull it straight out of the sockets. When inserting
a new flash tube, check that the trigger wire clasps properly
around the flash tube (please see mounting instructions in pack-
age).
In case the head overheats the modelling light automatically
switches off. When the temperature has dropped sufficiently the
modelling light will switch on again.
NOTE!
Always unplug the lamp cable from the generator before chang-
ing modelling lamp or flash tube.
Ce manuel convient aux modèles suivants
4
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