POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
SEISMOGRAPH_FACILITY
SUBTYPE OF
(
geophysical_facility
);
auxiliary_channel_count :
OPTIONAL
ndt_pint4
;
data_channel_count :
OPTIONAL
ndt_pint4
;
recording_time :
OPTIONAL
ndt_seismic_time
;
recording_time_delay :
OPTIONAL
ndt_seismic_time
;
ref_gain_mode :
OPTIONAL
ref_gain_mode
;
ref_seismic_polarity :
OPTIONAL
ref_seismic_polarity
;
sample_interval :
ndt_seismic_time
;
INVERSE
seismograph_recording :
SET [0:?] OF
seismograph_recording
FOR
seismograph_facility;
UNIQUE
si:
facility
.identifier,
facility
.ref_existence_kind,
geophysical_facility
.identifying_context,
general_facility
.identifying_facility;
END_ENTITY
; (* seismograph_facility *)
Generated on Tue Jul 10 19:39:06 2001
© Copyright 2001 POSC. All rights reserved.