This terminal block is then merely connected to the again in the MCP. Simple and powerful with no re-termination demanded and no time wasted. It can be configured as either a crack glass or re-settable device by just shifting from 1 element to another. The MCP2A/R470FF/01 includes an LED indicator, https://www.firesense.co.uk/type/conventional-fire-system/conventional-manual-call-points/