Potentiometric transducer with ball joints LWG
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Potentiometric output | Stroke 50 … 750 mm | Linearity ±0.04 … ±0.2 % | Resolution < 0.01 mm | 42 VDC max. | IP65 | M12 connector or cable
- Manufacturer: Novotechnik
- Category: Displacement, Linear Potentiometer, SENSORS, Potentiometric linear sensors, Linear Transducers
Novotechnik LWG stem potentiometric transducer. Conductive plastic resistive element and multi-finger cursor.
Potentiometric linear position transducer with anodized aluminum housing and ball joint mounting. Electrical stroke from 50 to 750 mm. Independent linearity from ±0.04 to ±0.2%, resolution better than 0.01 mm, IP65. Absolute output after a power outage.
Key points
- Rod and cylinder with two sliding bearings and lip seal
- Backlash-free mounting with ball joints, swivel angle of ±12.5°
- Linearity independent of ±0.04 to ±0.2%
- Resolution better than 0.01 mm
Technical Frequently Asked Questions
What can be connected to the LWG stem potentiometric transducer?
It can be connected to Novotechnik M12 connectors and cables and Novotechnik linear sensor couplings and fixings.
How do I order the LWG stem potentiometric transducer?
The order code has 3 fields: stroke (mm), intermediate, and 1 m cable. For example, LWG-0150-000-201 is the version with a defined electrical stroke of 150 mm and a 1 m cable output. All order references with their corresponding part numbers are listed in the reference table on this page.
Under what conditions does the LWG stem potentiometric transducer operate?
Operating temperature: -30 … +100 °C. Protection: IP65.
Properties
| Feature | Specification |
|---|---|
| Description | |
| Housing | Anodized aluminum |
| Stem | AISI 303 stainless steel (material no. 1.4305), swivel |
| Mounting | Knee joints |
| Ball joints, standard model | Steel |
| Ball joints, optional | Stainless steel for corrosive environments (conversion kit, see accessories) |
| Bearing | Glide |
| Resistive element | Conductive plastic |
| Cursor | Multi-finger made of precious metal, cushioned by elastomer |
| Electrical connection | M12x1 4-pole connector, A coding; or 3x 0.34 mm² (AWG 22) PVC shielded cable, L = 1 m |
| Drive force | typical ≤ 15 N |
| Note on the actuation force | The initial force depends on the ambient temperature and the downtime. |
| Electrical data | |
| Resistance tolerance | ± 20 % |
| Repeatability | ≤ ±0.01 mm |
| Recommended cursor current | ≤ 1 µA |
| Maximum cursor current in case of failure | 10 mA |
| Maximum supply voltage Ub | 42 VDC |
| Effective temperature coefficient of the output voltage / applied voltage ratio | typ. 5 ppm/K |
| Insulation resistance (500 VDC) | ≥ 10 MΩ |
| Dielectric strength (500 VAC, 50 Hz) | ≤ 100 µA |
| Environmental conditions | |
| Maximum working speed | 5 m/s |
| Vibration IEC 60068-2-6 | 20 g, 5 … 2000 Hz, Amax = 0.75 mm |
| IEC 60068-2-27 Shock | 50 g, 11 ms |
| DIN EN 60529 protection | IP65 |
| Working temperature | -30 … +100 °C |
| Working humidity | 0 … 95 % HR (non-condensing) |
| Life | typical > 50 million movements |
| Traceability | Serial number on the label: production batch of the sensor assembly and its components |
| Compliance and approvals | CE, UKCA, WEEE |
| Reference | Configuration |
|---|---|
| 100100 | Art. 400026104 · Connector: reference: LWG-0100 · 1 m cable: reference: LWG-0100-000-201 · Art.: 400026204 |
| 130130 | Art. 400104722 · Connector: reference: LWG-0130 · 1 m cable: reference: LWG-0130-000-201 · Art.: 400104728 |
| 150150 | Art. 400026106 · Connector: reference: LWG-0150 · 1 m cable: reference: LWG-0150-000-201 · Art.: 400026206 |
| 175175 | Art. 400026107 · Connector: reference: LWG-0175 · 1 m cable: reference: LWG-0175-000-201 · Art.: 400026207 |
| 200200 | Art. 400104723 · Connector: reference: LWG-0200 · 1 m cable: reference: LWG-0200-000-201 · Art.: 400104729 |
| 225225 | Art. 400026109 · Connector: reference: LWG-0225 · 1 m cable: reference: LWG-0225-000-201 · Art.: 400026209 |
| 250250 | Art. 400026110 · Connector: reference: LWG-0250 · 1 m cable: reference: LWG-0250-000-201 · Art.: 400026210 |
| 275275 | Art. 400104724 · Connector: reference: LWG-0275 · 1 m cable: reference: LWG-0275-000-201 · Art.: 400104730 |
| 300300 | Art. 400026112 · Connector: reference: LWG-0300 · 1 m cable: reference: LWG-0300-000-201 · Art.: 400026212 |
| 325325 | Art. 400104725 · Connector: reference: LWG-0325 · 1 m cable: reference: LWG-0325-000-201 · Art.: 400104731 |
| 360360 | Art. 400026114 · Connector: reference: LWG-0360 · 1 m cable: reference: LWG-0360-000-201 · Art.: 400026214 |
| 375375 | Art. 400104726 · Connector: reference: LWG-0375 · 1 m cable: reference: LWG-0375-000-201 · Art.: 400104732 |
| 400400 | Art. 400104727 · Connector: reference: LWG-0400 · 1 m cable: reference: LWG-0400-000-201 · Art.: 400104733 |
| 450450 | Art. 400026118 · Connector: reference: LWG-0450 · 1 m cable: reference: LWG-0450-000-201 · Art.: 400026218 |
| 5050 | Art. 400026102 · Connector: reference: LWG-0050 · 1 m cable: reference: LWG-0050-000-201 · Art.: 400026202 |
| 500500 | Art. 400026120 · Connector: reference: LWG-0500 · 1 m cable: reference: LWG-0500-000-201 · Art.: 400026220 |
| 550550 | Art. 400026122 · Connector: reference: LWG-0550 · 1 m cable: reference: LWG-0550-000-201 · Art.: 400026222 |
| 600600 | Art. 400026124 · Connector: reference: LWG-0600 · 1 m cable: reference: LWG-0600-000-201 · Art.: 400026224 |
| 7575 | Art. 400026103 · Connector: reference: LWG-0075 · 1 m cable: reference: LWG-0075-000-201 · Art.: 400026203 |
| 750750 | Art. 400026130 · Connector: reference: LWG-0750 · 1 m cable: reference: LWG-0750-000-201 · Art.: 400026230 |
Related documentation, cases, and guides
Technical documentation
- Novotechnik General Catalogue: Linear and Angular Position Sensors
- Technical definitions of potentiometers: linearity, RGV and hysteresis
- Novotechnik position sensors with IO-Link interface
- Position sensors for valves and actuators: Novotechnik series
- Novotechnik linear and rotary sensors for automotive applications
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