Altivar 16 AC Drive Option card functions, logic input parameters DC injection braking Available on: VW3A16202 with or without VW3A16101 , VW3A16102 or VW3A16104 . Logic input LI3. Function DC injected when logic input is validated. Applications Braking at low speed for fans with high inertia. f t 1 0 FW (RV) t Programmed values: - Icc1: 0.5 times ItH - Icc2: 1.5 times ItH - injection time at Icc2 : 5 s 0 LI3 1 t Icc2 Icc1 0 t Programmable values with VW3A16104 option: - Icc 2: between 0.5 and 1.5 times ItH - Injection time at Icc 2: between 0 and 5 s Automatic/manual Available: VW3A16202 with or without VW3A16101 , VW3A16102 or VW3A16104 . Logic input LI2.
Function Switching between two analog references. Applications Pumps and fans with automatic/manual operation. Automatic control with 0-20 mA or 4-20 mA at AIC. Manual control by potentiometer at AI (local control). f Wiring schematic 1 t 0 FW (RV) t Manual 0 t Automatic t 0 0 LI2 t 1 0-20 mA 4-20 mA 24 5 s max +24 V LI2 COM AI +10 V AIC – +