The status of the Environmental Monitor contact. The status
will show noFault(1) if the contact is in the normal state
and the 'iemConfigContactEnable' OID is enabled. The status will
show a fault(2) if the contact is faulted and the
'iemConfigContactEnable' OID is enabled. If the
'iemConfigContactEnable' OID is disabled, the status will show
disabled(3).