This terminal block is then simply connected to the again of the MCP. Simple and efficient with no re-termination needed and no time wasted. It can be configured as either a crack glass or re-settable device simply by modifying from a single element to a different. The MCP2A/R470FF/01 comes along https://www.firesense.co.uk/type/conventional-fire-system/conventional-manual-call-points/