Library /sys$common/syshlp/nclhelp.hlb set, dtss, maximum_inaccuracy  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Default: 0-00:01:40.00     Value: 0-00:00:00.0 - 99 99:99:99.99

    Specifies the inaccuracy limit for the node. When the node exceeds
    the maximum inaccuracy setting, it attempts to synchronize.