Velbus 4 - Channel Relay Module with Potential-Free Contacts for DIN Rail

    5-10 Days
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4-channel relay module with 40 modes.
different operation modes: momentary control, on/off control, start/stop timer, staircase lighting timer, non-restartable timer, switch-off delay, switch-on delay, start timer by releasing push button, timer with blinking effect, 2-way timer... • free programmable timer functions (using Velbus Link software and USB/RS232 interface (VMB1USB, VMB1RS or VMBRSUSB) • 250 possible id addresses • manual push buttons on board for testing purposes • Velbus® connection • 4 Modules wide on the DIN rail • firmware upgradeable through the Velbus system • high inrush (80A) current relays are used