| Öğe açıklaması | Digital input module for 14 inputs / expansion module 800-DI14 / for expanding the modular multi-channel energy measurement device to up to 144 digital inputs, for example for recording the status of circuit breakers or external alarm messages. Up to 10 expansion modules (e.g. Digital input modules) CAN be connected via the internal bus or the bus transfer modules with a maximum bus length of 100 M. • digital inputs: 14 pieces • width 1 te • input signal high: 18 V to 28 V DC; Typically 4 MA • input signal low: 0 to 5 V DC; < 0.5 MA • maximum counter frequency: 20 HZ |