End of Life: 31.12.2022
Documentation page: https://vutlan.atlassian.net/wiki/spaces/DEN/pages/71181205/Connecting+VT18+extension+board
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Installation of VT18
VT825 (or VT825DC) monitoring unit has the possibility of installing a VT18 expansion board. The board is mounted and connected inside the monitoring unit. The expansion board has 8 dry contact inputs, two bistable 230V / 10A relays, and a power backup input.
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Connecting dry contacts
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Relay switching
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