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UO-SRC System solution U-ONE(-SAFETY)-LWL

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  • Position switch module for the U-ONE Generation II (LWL) encoder system, designed for installation in the switchboard.

  • Features 3 programmable relay position switches for precise position monitoring.

  • Certified for safety applications up to SIL 2 / PL d.

  • Switching capacity up to 250 VAC / 500 mA or 230 VDC / 180 mA.

  • Degree of protection IP20 with an operating temperature range from -25 °C to +60 °C.

  • Programmable functions include switching range, hysteresis, preset, error switch, and switch test.

  • Supports up to 15 programmable position switches by combining up to 5 modules.


Technical Data
Attribute Value
Supply voltage Power supplied via controller module
Dimensions 100 × 25 × 110 mm (modular electronics housing for DIN rail bus connector)
Switching outputs Position
Signal outputs / Interfaces 3 configurable position switches, 2 NO contacts per switch, potential-free relay contacts with switching capacity:

5–250 V / 5–500 mA AC
5–30 V / 5–500 mA DC
30–230 V / 5–180 mA DC

1 switch configurable as an error switch (e.g. emergency stop circuit).

Configurable functions: Switching range, hysteresis, preset, safe error switch, and switch test diagnostics.

LED indicators: Operating conditions / warning.
Electrical connection Number of screw terminals and function:

4: Switch S1 (each 2 NO contacts)
4: Switch S2 (each 2 NO contacts)
4: Switch S3 (each 2 NO contacts)
Internal bus connection to preceding and following modules
Device temperature range -25 °C to +60 °C
Degree of protection IP20 (switchboard installation)
Device options / Function Can be combined with other modules of the system solution U-ONE Generation II (LWL).
Combines up to 15 position switches (= 5 modules).
Maximum 15 switches per system, of which a maximum of 6 are speed switches.
Certificates / Approvals Safety certified: SIL 2 / PL d
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