Increases eight (8) floors control capability to ST4 elevator controller motherboard. Up to five (5) expansion modules are supported by the motherboard controller.
- Expansion module for ST4 elevator controller
- Number of floors supported: 8
- Input power: 12Vdc – 14Vdc
- Input consumption: 30ma @ 12Vdc
- Output type per floor: Rele – Normally Open(N.O) and Normally Close(N.C) contacts