Fagor Automation GA series Catalog Page
A B S O L U T E
GA series
L I N E A R
Specially designed for high performance environment
requiring high speed and accuracy.
The TDMS
™
mounting system ensures greater accuracy,
higher repeatability and ability to withstand vibrations without
compromising machine performance.
Measuring lengths in millimeters
140 • 240 • 340 • 440 • 540 • 640 • 740 • 840 • 940
1
040 • 1 140 • 1 240 • 1 340 • 1 440 • 1 540 • 1 640
1 740 • 1 840 • 2 040 • 2 240 • 2 440 • 2 640 • 2 840 • 3 040
Model description:
GA: Absolute linear encoders with SSI protocol for FAGOR and others.
GAS: Absolute linear encoders with SSI protocol for SIEMENS
®
(Solution
Line).
GAF: Absolute linear encoders with FANUC
GAM: Absolute linear encoders with MITSUBISHI
GAP: Absolute linear encoders with PANASONIC
®
(01 and 02) protocol.
®
CNC protocol.
®
(Matsushita) protocol.
GAD: Absolute linear encoders with FeeDat protocol for FAGOR and
others.
GAD + EC-PA-DQ: Linear and absolute encoders with DRIVE-CLiQ
®
protocol , for SIEMENS® (Solution Line).
Cha rac ter ist ics
GA / GAS GAF GAM GAP GAD
Measurement
Glass thermal expansion coefficient
Measuring resolution 0.1 µm 0.01 µm 0.05 µm 0.01 µm 0.05 µm 0.01 µm 0.05 µm 0.01 µm 0.05 µm 0.01 µm 0.05 µm
Output signals
Incremental signal period 20 µm – – – – –
Limit frequency < 100 KHz for 1 Vpp – – – – –
Maximum cable length 100 m 30 m 30 m 30 m 100 m 30 m
Supply voltage 5 V ± 10%, 250 mA (without load)
Accuracy
Maximum speed 120 m/min 180 m/min 120 m/min 180 m/min 120 m/min 180 m/min 120 m/min 180 m/min 180 m/min
Maximum vibration 20 g (55 … 2000 Hz) IEC 60068-2-6
Maximum shock 30 g (11 ms) IEC 60068-2-27
Maximum acceleration 10 g in the measuring direction
Required moving force < 5 N
Operating temperature 0 ºC … 50 ºC
Storage temperature -20 ºC ... 70 ºC
Weight 0.25 kg + 2.25 kg/m
Relative humidity 20 … 80%
Protection
Reader head
1 Vpp – – – – –
± 5 μm/m
± 3 μm/m
Incremental: By means of a 20 µm-pitch stainless steel tape
Absolute: Optical reading of sequential binary code
α
: 8 ppm/K aprox.
therm
± 5 μm/m
± 3 μm/m
IP 64 (DIN 40050) using pressurized air at 0.8 ± 0.2 bar in linear encoders
± 5 μm/m
± 3 μm/m
IP 53 (standard)
With built-in connector
Connection at both ends of the reader head
± 5 μm/m
± 3 μm/m
± 5 μm/m
± 3 μm/m
GAD+
EC-PA-DQ
± 5 μm/m
± 3 μm/m
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GA model
Dimensions in mm
linear
Absolute
Ord er id ent ifi ca tio n
Example of Linear Encoder: GAF10-1640-5-A
Measuring length
Machine way
Absolute position
G A F 10 164 0 5 A
Type of profile
for long space
(*): identificador sólo para Protocolo FeeDat GAD50
Letter identifying
the absolute
encoder
Type of communications protocol:
• Blank space: SSI protocol (FAGOR)
• D: FeeDat protocol (FAGOR)
• S: SIE MENS
• F: FANUC
• M: MITSUBISHI
• P: PANASONIC
®
(SL) protocol
®
(01 and 02) protocol
®
CNC protocol
®
(Matsushita) protocol
Resolution:
• Blank space: 50 nm
50: 50 nm (*)
10: 10 nm
Measuring lengths
in millimeters:
In the example
640 mm
(1640) = 1
Accuracy
of the linear
encoder:
• 5: ± 5 μm
• 3: ± 3 μm
Air intake on the
reader head:
• Blank space:
Without air intake
• A: With air intake
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