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Magnescale SR77 Absolute Linear Encoder

Made in Japan
Manufacturer: Magnescale Co., Ltd.
Model: SR77

Features

  • Maximum resolution: 0.01 µm
  • Accuracy (20°C): (3+3L/1,000) µm p-p, (5+5L/1,000) µm p-p[L:Measuring length]
  • Measuring length(L): 70 mm to 2,040 mm
  • Response speed:200 m/min
  • Protocol: FANUC, Mitsubishi, Panasonic, YASKAWA

Specifications

Specifications
Model SR77
Measuring length(L) 70 to 2040 mm(26 types), 70, 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 mm
Thermal expansion coefficient 12±1 × 10-6/ °C
Output signal Absolute serial bidirectional signal, compliant with EIA-485
Accuracy (20°C) (3+3L/1,000) µm p-p or (5+5L/1,000) µm p-p L:Measuring length (mm)
Resolution
(Number of divisions)
FANUC, Panasonic : Selectable from 0.01/0.05/0.1/0.5/1 µm (Set at factory shipping)
Mitsubishi : Selectable from 0.01/0.05/0.1 µm (Set at factory shipping)
YASKAWA : Selectable from 1/8192, 1/1024 divisions (Set at factory shipping)
Zero Count Position Center position (Standard)
Power supply voltage DC 4.75 to 5.25 V (At cable connection end)
Consumption current 200 mA (at 120 Ω terminal)or less
Inrush current 2A or less(When the power supply rise time is 10 ms)
Maximum response speed 200 m/min(User-selected resolution setting)
Vibration resistance 150 m/s2 (50 Hz to 3,000 Hz)
Impact resistance 350 m/s2 (11 ms)
Protective design grade IP54 (Air purge not included), IP65 (Air purge included)
Other protections Oil lubricant can also be used under severe environmental conditions.
Power supply protection In the case of errors such as a reverse-connected power supply or over-voltage, the internal fuse is cut to protect the power being supplied and wiring.
Product Safety FCC Part15 Subpart B Class A
ICES-003 Class A Digital Device
EN/BS 61000-6-2, EN/BS 61000-6-4
Product Environment EN/BS 63000
Operating temperature (°C) 0 to +50°C
Storage temperature (°C) -20 to +55°C
Mass Approx. 0.27 kg + 1.36 kg/m
Slider sliding resistance 1 N or less
Cable Specifications
※Please consult with our sales for the cable length other than above.

Magnescale reserves the right to change product specifications without prior notice.

Model CH33-**CP (Mitsubishi, Panasonic, Yaskawa)
CH33A-**CP (FANUC)
CH33-**CE (Mitsubishi, Panasonic, Yaskawa)
CH33A-**CE (FANUC)
Description Cable with open end Cable with open end
Length 3, 5, 10, 15 m
Material PVC PU
Armor

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