POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
PFNU_EXTERNAL_SPAN_CONNECTION
SUBTYPE OF
(
pfnu_external_connection
);
INVERSE
pty_diameter :
SET [0:?] OF
pty_diameter
FOR
pfnu_external_span_connection;
pty_elevation_difference :
SET [0:?] OF
pty_elevation_difference
FOR
pfnu_external_span_connection;
pty_flow_equivalent_length :
SET [0:?] OF
pty_flow_equivalent_length
FOR
pfnu_external_span_connection;
pty_length :
SET [0:?] OF
pty_length
FOR
pfnu_external_span_connection;
pty_pressure_change :
SET [0:?] OF
pty_pressure_change
FOR
pfnu_external_span_connection;
pty_pressure_drop_gradient :
SET [0:?] OF
pty_pressure_drop_gradient
FOR
pfnu_external_span_connection;
UNIQUE
si:
transient_association
.end_time,
transient_association
.start_time,
pfnu_external_connection
.inlet_port,
pfnu_external_connection
.outlet_port;
END_ENTITY
; (* pfnu_external_span_connection *)
Generated on Tue Jul 10 19:38:10 2001
© Copyright 2001 POSC. All rights reserved.