Overview
The LM13 is a contactless high-speed linear magnetic system designed for linear or rotary motion sensing in harsh environments.
The system consists of a compact readhead and a separate selfadhesive magnetic scale or ring.
Features
- Resolutions from 1,280 to 327,680 counts per revolution
- High speed operation to 20,000 revolutions per minute
- Integral set-up LED
Benefits
- Compact readhead
- Excellent dirt immunity
- High reliability from proven non-contact sensing technology
- Industry standard digital and analogue outputs
Configure and Buy
Configure
Data sheet
Product data
System
Encoder type
Incremental
Reading type
Axial, Linear, Radial, Rotary
Outputs
Analogue sine/cosine, Incremental, RS422
Max. resolution
13 bit
Accuracy
±10 µm
Accuracy grade for MS scales
±10 µm (available for lengths up to 20 m only), ±20 µm and ±40 µm
Repeatability
Better than unit of resolution for movement in the same direction
Hysteresis
< 4 µm up to 0.5 mm ride height
Alarm
High impedance on output lines A, B, A-, B-, Special option 02: Alarm is not signalled by high impedance state, Special option 07: Alarm signal is output parallel as line driver signal
Linear expansion coefficient for MS scale
~ 17 × 10-6/K
Pole length
2 mm
Max. interpolation factor
8,192
Maximum length for MS scale
100 m
Electrical
Supply voltage
4.7 V to 7 V
Set-up time
10 ms (first data ready after switch-on)
Current consumption
< 50 mA
Connection
15 pin D type plug, 15 pin HD type plug, 9 pin CPC connector, 9 pin D type plug
Outputs
Analogue sine/cosine, Incremental, RS422
Mechanical
Cable
PUR high flexible cable, drag-chain compatible, double-shielded
Mass
Magnetic scale (1 m) 60 g, Cover foil (1 m) 3.5 g, Readhead (1 m cable, no connector) 80 g, Cable (1 m) 34 g
Environmental
EMC Immunity
IEC 61000-6-2
EMC Interference
IEC 61000-6-4 (for industrial, scientific and medical equipment: IEC 55011)
IP protection
IP68
RoHS
Compliant with EU Directive 2002/95/EC
Shocks (11 ms)
300 m/s2 (IEC 60068-2-27)
Temperature
Operating: –10 °C to +80 °C (cable under non-dynamic conditions: -20 °C to +85 °C)
Vibrations (55 Hz to 2000 Hz)
300 m/s2 (IEC 60068-2-6)
Speed calculator
Calculate maximum speed and determine product parameters based on your application.
