Magnetic sensor MSK320
Incremental, digital interface, resolution 12.5 μm, scaling factor 64
- Max. resolution 12.5 μm
- max. resolution 0.006° with MR320 or MBR320 (250 poles)
- Repeat accuracy ±0.04 mm
- Repeat accuracy ±1 increment
- Works with MB320/1 magnetic tape, MRI01 or MR320 magnetic ring, MBR320 magnetic tape ring
- Reading distance ≤2 mm
- Max. 16000 pulses/revolution in combination with MR320 or MBR320 (250 poles)
- optionally with reference point R or flexible reference marks FR
Technical drawing
Technical Specifications
Mechanical data
Electrical data
System data
Ambient conditions
Feature
Technical Specifications
Enhancement
Housing
 red plastic
A design
 steel
F design
 zinc die-cast
ZM design
Sensor/band reading distance
0.1 … 2 mm
O, I reference signals
0.1 … 1.5 mm
R reference signal
0.4 … 1 mm
FR reference signal
Sensor/ring reading distance
0.1 … 2 mm
O, I reference signals
0.1 … 1 mm
R reference signal
Cable sheath
 PUR, suitable for drag-chain use
4-core ø 4.4-0.4 mm; 5, 6, 8-core ø 5-0.4 mm
Cable bending radius
 5x cable diameter
static
 7.5x cable diameter
dynamic
Service life of cable
>5
 Million cycles
Under the following test conditions:
Feature
Technical Specifications
Enhancement
Operating voltage
24 V DC ±20 %
reverse polarity protection
5 V DC ±5 %
no reverse polarity protection
Current consumption
<20
 mA
 at 24 V DC
unloaded
<75
 mA
loaded
Output circuit
 PP, LD (RS422), TTL
PP only at 24 V
Output signals
A, /A, B, /B, I, /I, R, /R, FR, /FR
quadrature signal
Output signal level high
>UB -2.5 V
PP
>2.5
 V
LD
>2.4
 V
TTL
Output signal level low
<0.8
 V
PP
<0.5
 V
LD
<0.4
 V
TTL
Latency
1.5
 µs
Jitter
<15
 %
0.5 mm reading distance
Pulse width of reference signal
1
 Increment(s)
Real-time requirement
 speed-proportional signal output
Type of connection
 open cable end
 plug connector
7/8-pole
 D-SUB
9-pole
Signal image
Note
The logical condition of signals A and B is not defined in reference to the index signal I or the reference signal R. It can deviate from the signal form.
Feature
Technical Specifications
Enhancement
Resolution
0.04
 mm
,
0.05
,
0.08
,
0.1
,
0.16
,
0.2
,
0.8
 mm
Scaling factor
1
 
,
4
,
5
,
8
,
10
,
16
,
20
,
64
 
Linearity deviation
±30
 µm
 at TU = 20° C
1 mm sensor/strip reading distance
Repeat accuracy
±1
 Increment(s)
Measuring range
∞
Circumferential speed
≤25
 m/s
≤3.2 m/s referencing speed
Travel speed
≤25
 m/s
≤3.2 m/s referencing speed
Feature
Technical Specifications
Enhancement
Ambient temperature
-10 … 70 °C
Storage temperature
-30 … 80 °C
Relative humidity
100
 %
condensation admissible
EMC
 EN 61000-6-2
interference resistance / immission
 EN 61000-6-4
emitted interference / emission
Protection category
 IP67
EN 60529
Shock resistance
500 m/s2, 11 ms
EN 60068-2-27
Vibration resistance
<100 m/s2, 5 … 150 Hz
EN 60068-2-6
More information
pin assignment
Not inverted without reference signal
Signal |
E1 |
E6X |
E8X |
GND |
black |
1 |
1 |
+UB |
brown |
2 |
2 |
A |
red |
3 |
3 |
B |
orange |
4 |
4 |
nc |
5 |
5 |
|
nc |
6 |
6 |
|
nc |
7 |
7 |
|
nc |
8 |
||
nc |
9 |
Inverted with reference signal
Signal |
E1 |
E6X |
E8X |
A |
red |
1 |
1 |
B |
orange |
2 |
2 |
I |
blue |
3 |
3 |
+UB |
brown |
4 |
4 |
GND |
black |
5 |
5 |
A/ |
yellow |
6 |
6 |
B/ |
green |
7 |
7 |
I/ |
violet |
8 |
8 |
nc |
9 |
Inverted without reference signal
Signal |
E1 |
E6X |
E8X |
A |
red |
1 |
1 |
B |
orange |
2 |
2 |
nc |
3 |
3 |
|
+UB |
brown |
4 |
4 |
GND |
black |
5 |
5 |
A/ |
yellow |
6 |
6 |
B/ |
green |
7 |
7 |
nc |
8 |
||
nc |
9 |
Hint for mounting
For systems with reference points on the magnetic tape please take care that sensor and strip are correctly aligned (see picture).
Reference signal |
O, I |
R |
FR |
A, Sensor/tape reading distance |
≤2 mm |
≤1.5 mm |
0.4 … 1.0 mm |
B, Lateral offset |
±2 mm |
±0.5 mm |
±0.5 mm |
C, Alignment error |
±3° |
±3° |
±3° |
D, Longitudinal inclination |
±1° |
±1° |
±1° |
E, Lateral inclination |
±3° |
±3° |
±3° |
4 |
2 |
2 |
2 |
(Sensor representation symbolic)
(Sensor representation symbolic)
Purchase order
Product configuration
Feature
Select specifications
Enhancement
Select your specifications:
Operating voltage
4
reverse polarity protection
A voltage drop is to be expected with increasing cable length. This must be taken into account in the electrical design.
design
A
not for operating voltage 4 and output circuit LD
only with NI output signal, O reference signal and scaling factor 8
Type of connection
E1
Cable length
02.0
02.0
20 m, in intervals of 1 m
Output circuit
PP
only operating voltage 4
only with non-inverted output signal, ≤ 5 m cable length
output signal
NI
only with A or ZM design and I or R reference signal
reference signal
O
only with A or ZM design, index signal every 3.2 mm
only with A or ZM design, not with scaling factor 1
only for ZM design and MB320/1 magnetic tape
linear resolution/
radial scaling factor
0.0125/64
Accessories
Comparable products
Scope of delivery
- MSK320
- Fastening set
- Installation Instructions