Laserscale BL57-RE, Инструкция по эксплуатации

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BL57-RE
(E)
7-1
7. Main Specifications
Model F G H
Output format A/B signal output type Analog output type
Detection system Diffraction grating scanning system
Scale length Measuring length (mm) 30, 60, 110, 160, 210, 260, 310, 360, 410
(Neoceram)
Scale’s max. travel Measuring length
+
10 mm (5 mm on each side)
Scale overall length Measuring length
+
36 mm
Scale length Measuring length (mm) 60, 160, 260, 360, 460, 560, 660, 760, 860, 960, 1060
(Soda lime glass)
Scale’s max. travel Measuring length
+
10 mm (5 mm on each side)
Scale overall length Measuring length
+
36 mm
Grating pitch 1.6
µ
m
Signal pitch 0.4
µ
m
Output signal Differential Differential (compliant with
(compliant with EIA-422) EIA-422 for reference point
output specification only)
Output resolution 0.1/0.05
µ
m 0.02/0.01
µ
m 0.4
µ
m (1 Vp-p)
(selectable) (selectable)
Scale accuracy
±
0.5
µ
m (30 to 170 mm),
±
1.0
µ
m (220 to 370 mm),
±
1.5
µ
m (420 or higher)
Repeatability 0.05
µ
m or less
Return error 0.05
µ
m or less
Temperature expansion coefficient Neoceram
−
0.7
×
10
−
6 /
°
C . Soda lime glass 8
×
10
−
6 /
°
C
Maximum response speed 1500 mm/s (0.1
µ
m) 300 mm/s (0.02
µ
m) 3000 mm/s (Note 1)
650 mm/s (0.05
µ
m) 120 mm/s (0.01
µ
m)
Minimum phase difference: Minimum phase difference: Max: 7.5 MHz
38 ns 38 ns
Alarms Max. response speed exceeded or None Signal level error; None
When one of these states occurs, the output signal becomes
high impedance.
Reference point position Any selected point (within the measuring length range)
Reference point accuracy (at 20
°
C)
±
0.4
µ
m (varies depending on machine traveling)
Reference point output signal Unidirectional synchronous reference point (position and detection direction designed)
Head cable Cable length 1 m (Note 4)
Bending radius Static: 10 mm
Output cable length 15 m max. (Note 2) 15 m max. (Note 1) (Note 2)
(up to the electronic control section (connected later))
Power supply (Note 3)
+
5 V (
±
5 %)
Consumption current 450 mA (no load)/600 mA (when using 120
Ω
terminal)
Vibration resistance 100 m/s
2
(50 to 2000 Hz)
Impact resistance 200 m/s 2
Operating temperature range 0 to
+
40
°
C (no condensation)
Storage temperature range
−
10 to
+
50
°
C
Light source Semiconductor laser Maximum output: 4 mW Wavelength: 790 nm
Radiation power JIS class 1
DHHS class 1