Single-turn potentiometer WDH35G

manualHall effectelectronic equipment

Product overview
WDH35G is a 1-turn contactless magnetic potentiometer designed for precise angular measurement and long service life in industrial applications.

Key features

• Magnetic rotary sensor (contactless)
• Metal housing and rear lid (anodized aluminium)
• Side lug terminal for wiring
• One pair of precision ball bearings
• Screw & servo mount compatible
• 360° mechanical and electrical angle (endless)
• Resolution 4096 (12-bit)

Mechanical specifications
Mechanical angle: 360º (Endless)
Protection degree: IP40
Operating torque: <1 mN·m
Max. speed: 6000 rpm
Life expectancy: 100,000,000 cycles
Mass: Approx. 60 g
Housing material: Anodized aluminium alloy
Shaft material: Stainless steel

Environmental specifications
Operating temperature range: -40℃～+85℃
Storage temperature range: -40℃～+85℃
ESD durability: Contact discharge ±8KV, Aerial discharge ±15KV (EN61000-4-2:2009)
EMS durability: 10 V/m (80MHz～1GHz, 1kHz 80% AM) (EN61000-4-3)

Electrical specifications
Standard model: WDH35G 0505 W360 (other voltage/signal variants available: 2410, 2405, 2442)
Input voltage (standard): 5V ±10%
Output signal (standard): 0～100% Vcc
Current consumption (no-load): <16 mA
Output deviation at ends: <1%·VCC
Load resistance: >100 KΩ
Effective electrical angle: 360º
Independent linearity tolerance: ±0.3%
Resolution: 4096 (12 Bit)
Update rate: 0.3 ms
Insulation resistance: >1000 MΩ (500 V.D.C)
Dielectric strength: 1 min (500 V.A.C)

Input voltage / Output signal options

• 0505: 5V±10% / 0～100% Vcc
• 2410: 15～30V / 0～10V
• 2405: 9～30V / 0～5V
• 2442: 15～30V / 4～20 mA

Special specifications available

• Special analog signals: e.g. 1010 (10V in / 0–10V out), 0305 (3.3V in / 0–5V out), dual analog, PWM
• Other outputs/interfaces: Incremental, SSI, SER, SPI, RS485, RS422, CAN, USB
• Special mechanical angles: with stopper (e.g. 345°) or custom angles (270°, 180°, 90°...)
• Special torque options: low <0.5 mN·m or high <30 mN·m
• Custom shaft: length, diameter or machining (slotted, flattened, etc.)

Additional information
Standard model example: WDH35G 0505 W360. Datasheet and dimensional drawings available for download (PDF).

Technical specifications summary

• Model: WDH35G
• Type: 1-turn contactless magnetic potentiometer
• Mechanical & electrical angle: 360° (endless)
• Protection: IP40
• Operating temperature: -40℃～+85℃
• Resolution: 4096 (12-bit)
• Linearity: ±0.3%
• Mass: Approx. 60 g
• Housing: Anodized aluminium alloy
• Shaft: Stainless steel