Demada Precision Instrument Co., Ltd
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NCS linear grating ruler
NCS linear grating ruler
Product details

Application of NCS series grating ruler in the measurement system of CNC machine tools
The high reliability of the system makes it particularly suitable for installation in machine tools, ensuring correct operation even under harsh conditions. Specially designed protection is used to prevent any malfunctions. No need for maintenance, reduce repairs


Featured features

  • Glass grating ruler (spacing of 20)μm),
  • Especially suitable for CNC machines.
  • The zero position signal can be at a pre-set position,
  • Use model code to represent distance or one zero position for every regular spacing.
  • Output format: 1Vpp or 5V TTL.
  • Reading headband connector



Specifications

model
NCS "T"
NCS "V"
resolution
T5
T1
T05
T01
highest0.1μm
(According to the subdivision coefficient of the CNC system)
5μm
1μm
0.5μm
0.1μm
accuracy
±3μm/m
maximum speed
120m/min
Maximum acceleration
30m/s2
protection grade
IP 54 standard/IP 64 sealed
electrical protection
Power polarity inversion protection/output short-circuit current protection
power supply
5V±5%
electric current 140mA standard/200mA maximum
(Z0=120Ω)
120mA maximum (Z0=120 Ω)
Output signal A and B cycles TTL LINE-DRIVER (Square Wave) Sine wave 1Vpp (period)20μm)
Maximum line length 100M(LINE DRIVER)
50M(PUSH PULL)
80M (powered by a 150m read head 5V power supply)
Measuring length
0,120,170,220,270,320,370,420,470,520,570,620,720,770,820,920,1020,
1140, 1240,1340,1440,1540,1640,1740,1840,2040,2240,2440,2640,2840,
3040 is the largest. (ML unit: mm)

Tape spacing

Glass 20µ
Thermal expansion coefficient 8×10-6-1
Origin signal
P=Normal distance (50mm)
ML=70mm: 1 in the middle
ML=120-1200mm: 1 at 35mm from left to right, and 1 every 50mm for the rest
ML ≥ 1140mm: 1 at 45mm from left to right, and 1 every 50mm for the rest
C=Distance by model
E=Optional
Motion resistance < 4 N
< 2.5N
vibrate 100m/s2〔10~2000Hz〕
impact 150m/s2〔11ms〕
operation temperature 0℃ ~ 50℃
storage temperature -20℃ ~ 70℃
relative humidity 20% ~ 80%





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Successful operation!

Successful operation!

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