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Magnescale SR87 Absolute Linear Encoder

Made in Japan
Manufacturer: Magnescale Co., Ltd.
Model: SR87

Features

  • Measuring Length(ML) : 140 to 3,040 mm
  • Accuracy : 3+3ML/1,000 µm p-p, 5+5ML/1,000 µm p-p
  • Maximum resolution : 0.01 µm
  • Maximum response speed : 200 m/min.
  • Protocol : FANUC, Mitsubishi, Panasonic, YASKAWA

Specifications

Specifications
ModelSR87
Measuring length(L)140 to 3040 mm(24types) 140, 240, 340, 440, 540, 640, 740, 840, 940, 1040, 1140, 1240, 1340, 1440, 1540, 1640, 1740, 1840, 2040, 2240, 2440, 2640, 2840, 3040 mm
Thermal expansion coefficient12±1 × 10-6/ °C
Output signalAbsolute serial bidirectional signal, compliant with EIA-485
Accuracy (20°C)(3+3L/1,000) µmp-p or (5+5L/1,000) µmp-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 positionCenter position(Standard)
Power supply voltageDC 4.75 to 5.25 V(At cable connection end)
Consumption current200 mA(at 120 Ω terminal)or less
Inrush current2A or less(When the power supply rise time is 10 ms)
Maximum response speed200 m/min(User-selected resolution setting)
Vibration resistance250 m/s2(50 Hz to 2,000 Hz)
Impact resistance450 m/s2 (11 ms)
Protective design gradeIP54 (Air purge not included), IP65 (Air purge included)
Other protectionsOil lubricant can also be used under severe environmental conditions.
Power supply protectionIn 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 SafetyFCC Part15 Subpart B Class A
ICES-003 Class A Digital Device
EN/BS 61000-6-2, EN/BS 61000-6-4
Product EnvironmentEN/BS 63000
Operating temperature0 to +50°C
Storage temperature-20 to +55°C
MassApprox. 1.24 kg + 4 kg/m
Slider sliding resistance1N or less
Cable Specification

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

ModelCH33-**CP (Mitsubishi, Panasonic, Yaskawa)
CH33A-**CP (FANUC)
CH33-**CE (Mitsubishi, Panasonic, Yaskawa)
CH33A-**CE (FANUC)
DescriptionCable with open endCable with open end
Length3, 5, 10, 15 m
MaterialPVCPU
Armor

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