Schneider Electric VW3A3201 I/O Extension Logic CardMain Product or Component Type: Logic I O Card Range Compatibility: Altivar Lift Altivar 71Q Altivar 61 Altivar 71 Altivar 61Q Supply Internal Supply for Reference Potentiometer: 10. 5 V DC (1011 V), < 0. 01 A, 110 k, overload and short circuit protection Internal Supply: 24 V DC (2127 V), < 0. 2 A, overload and short circuit protection Discrete Outputs Number of Outputs: 5 Types: R3A, R3B, R3C configurable relay logic LO1, LO2 assignable logic (1.