record(ai, "alarm") {
    field(HIGH, 1)
    field(HSV, MINOR)
    field(HIHI, 2)
    field(HHSV, MAJOR)
    field(FLNK, "latch")
}

record(calc, "latch") {
    field(INPA, "alarm NPP MS")
    field(INPB, "latch NPP MS")
    field(CALC, "A")
}