3-9950.393-2: 2 mechanical and 2 solid state relays
3-9950.393-3: 2 mechanical relays and 4 Binary “inputs” (Binary inputs can come from level switches, pressure switches, flow switches, temperature switches, optical switches, proximity switches, etcetera), these 4 Binary inputs are in addition to the two primary sensor inputs.
This product is an accessory for the following products: