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UO-EM-ERC System solution U-ONE

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  • Position switch module for the U-ONE Generation I encoder system, designed for installation in the switchboard.

  • Features 6 programmable relay position switches for accurate position monitoring.

  • Switching capacity up to 250 V AC/DC and 0.5 A.

  • Degree of protection IP20 with an operating temperature range from -25 °C to +70 °C.

  • Programmable functions include preset, switching range, hysteresis, direction of rotation, unit selection, identification, and conversion factor.

  • Can be combined with multiple modules to expand the number of programmable position switches.


Technical Data
Attribute Value
Supply voltage 12–30 VDC
Dimensions 99.5 × 22.5 × 114.5 mm (modular electronics housing for DIN rail)
Switching outputs Position
Signal outputs / Interfaces 6 programmable position switches (changeover contact 250 V / 0.5 A AC/DC)
Status output: 1 potential-free relay output (NC contact 250 V / 0.5 A AC/DC)
Preset: 1 optorelay (preset input 12–30 V / 5 mA DC and handshake output 40 V / 0.1 A DC)

Programmable functions (via decoder module UO-EM-D2 – ERCPro software):
Operating range inputs with inversion option, hysteresis value, count direction, unit, identification, last alteration (automatic input), and conversion factor.

LED indicators: Power, Status, Relay status
Electrical connection Screw terminals to connect switches
Series connectors to preceding and following modules (internal bus connection)
Device temperature range -25 °C to +70 °C
Degree of protection IP20 (switchboard installation)
Device options / Function Can be combined with other modules of the system solution U-ONE Generation I.
Certificates / Approvals UL/CSA
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