ABB REX 521 Technical Reference Manual, General page 33

1MRS 751108-MUM
Protection Relay
Technical Reference Manual, General
Table 4.2.1-9 Data communication
Rear interface, connector X3.2
and X3.3
Front panel
Asynchronous serial
communication parameters
Communication protocols
Table 4.2.1-10 General
Toolboxes
110
Data recording
Protection functions
Control functions
Condition monitoring functions
Measurement functions
Self-supervision
Mechanical dimensions
Weight of the unit
Fibre-optic interface
IEC_103 bus or SPA bus, selectable. Also LON bus in the REX 521
xxxxL versions.
data transfer rates
optical RS 232 connection
data code
data transfer rates
serial communication cable
start bits
data bits
stop bits
parity
baud rate
SPA-bus protocol
CAP 501, CAP 505, LIB 510, SMS 510
All events are recorded in higher level syntax:
reason, time, date are in clear text format in the
selected language. The last 50 events are
recorded.
records operate values
See REX 521 Technical Reference Manual,
Standard Configurations (1MRS 751802-MUM).
See REX 521 Technical Reference Manual,
Standard Configurations (1MRS 751802-MUM).
See REX 521 Technical Reference Manual,
Standard Configurations (1MRS 751802-MUM).
See REX 521 Technical Reference Manual,
Standard Configurations (1MRS 751802-MUM).
See "Self-supervision" on page 20.
Width: 148.8 mm (1/3 of a 19" rack)
Height, frame: 265.9 mm (6U)
Height, box: 249.8 mm
Depth: 235 mm
For dimension drawings, refer to Installation
Manual (1MRS 750526-MUM).
<5 kg
REX 521
SPA bus: 4.8/9.6/19.2 kbps
LON bus: 78.0 kbps/1.25 Mbps
IEC_103 bus: 9.6/19.2 kbps
ASCII
4.8/9.6/19.2 kbps, selectable
1MKC 9500011
1
7
1
even
9.6 kbps (default)
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