Siko Draw-Wire Encoder SG42
Siko Draw-Wire Encoder SG42
Sku: SIK-SG42
Robust design and redundant sensor system with 4000 mm measuring length
Product Information
Wire-actuated encoder with redundant acquisition of linear measurement distances with a max. measuring length of 4000 mm.
Profile SG42:
Robust design
Measuring lengths up to 4000 mm
Analogue signal output in redundant design (2x 4…20 mA or potentiometer)
Variable mounting options
Lockable vent and water drain holes
Very robust measuring rope (stainless steel)
IP65 protection category
M12 plug connection
Mechanical data
| Feature | Technical data | Additional information |
|---|---|---|
| Housing | aluminum/plastic | |
| Wire design | ø0.87 mm |
rustproof stainless steel, plastic-coated |
| Extension force | ≥8 N | |
| Measured distance/ rope drum revolution | 200 mm | |
| Absolute accuracy | ±0.35 % | relating to measuring length (mm) |
| Weight | ~0.79 kg |
Electrical data
Encoder potentiometer
| Feature | Technical data | Additional information |
|---|---|---|
| Operating voltage | ≤30 V |
power loss on the potentiometer <1 W |
| Power rating | 2 W at 70 °C | |
| Resistance | 10 kΩ | |
| Resistance tolerance | ±5 % | |
| Standard terminal resistance | 0.5 % or 1 Ω |
the higher value always applies |
| Linearity tolerance | ±0.25 % | |
| Type of connection |
M12 plug connector (A-coded) |
8-pole, 1x pin |
Transducer, power output
| Feature | Technical data | Additional information |
|---|---|---|
| Operating voltage | 10 … 30 V DC |
with load impedance ≤500 Ω voltage between I+ and I- |
| Output current | 4 … 20 mA
(2x) |
4/20mA 4/20mA |
| 20 … 4 mA
(2x) |
20/4mA 20/4mA |
|
|
4 … 20 mA, 20 … 4 mA |
4/20mA 20/4mA |
|
| Type of connection |
M12 plug connector (A-coded) |
8-pole, 1x pin |
*
Measurement transducers permit optimum adjustment of the output current and output voltage to the measuring range. The measurement transducer is pre-set at the works so that an output signal of 4 … 20 mA or 20 …4 MA is available.
System data
| Feature | Technical data | Additional information |
|---|---|---|
| Repeat accuracy | ±0.25 mm |
per direction of approach |
| Travel speed | ≤800 mm/s | |
| Failure rate | 166.7 year(s) |
at 60 °C (MTBF) |
Ambient conditions
| Feature | Technical data | Additional information |
|---|---|---|
| Ambient temperature | -40 … 80 °C | |
| Protection category |
IP65 (for electronic unit) |
EN 60529, Certonal-coated electronic unit |
Ordering table
| Feature | Order data | Specifications | Additional information |
|---|---|---|---|
| Measuring range |
A… |
3300, 3700, 4000 in mm | |
| Encoder type |
BP10_P10 |
2x potentiometers 10 kΩ | |
|
20/4mA_20/4mA |
2x transducers 20…4 mA | ||
|
4/20mA_20/4mA |
2x transducers 4…20 mA counter-rotating | ||
|
4/20mA_4/20mA |
2x transducers 4…20 mA | ||
| Position of electrical connection |
C1 |
direction of wire outlet | |
|
3 |
opposite the wire outlet | ||
| Series impedance |
D0 |
0 Ω | only for P10_10 encoder type |
|
1k2 |
1.2 kΩ | only for P10_10 encoder type | |
Ordering key
SG42-A-B-C-D
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