Siemens siprotec 7SA522, Руководство пользователя

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Hardware and Connections
2-17
7SA522 Manual
C53000-G1176-C119-2
such as closing or tripping circuit breakers. Next to the keypad, a labeling strip is
provided on which the user-specified key functions may be written.
7. 9-pin female D-subminiature connector
This serial interface is for the connection of a local PC running DIGSI
®
4.
8. LED key
This key has the dual purpose of resetting latched LEDs and the latched contacts
of output relays, as well as testing all of the LEDs.
9. Light emitting diodes (LEDs)
The function of these indicators can be programmed. There is a vast selection of
signals from which to choose. Some examples are device status, processing or
control information, and binary input or output status. Next to the LEDs on the front
panel, a labeling strip is provided on which the user-specified LED functions may
be written.
10. Operating condition indicators
The two LEDs “RUN” (green) and “ERROR” (red) indicate the operating condition
of the device.
11. Coverings for the screws that secure the front panel.
View of Front Panel
(Housing Size
1
/
1
)
The significance of the operating and display elements is the same as explained after
Figure 2-16.
Figure 2-17 Front view of a 7SA522, housing size
1
/
1
, for panel surface mounting, without optical connections
77 78 79 80 81 82 83 84 85 76 52 53 54 55 56 57 58 59 60 62 63 64 65 66 72 67 68 69 70 71 73 74 75 61
36 L+ L- 39 40 41 47 42 43 44 45 46 48 49 50
87 88 89 90 91 97 92 93 94 95 96 98 99 100 85
26 27 28 29 30 31 32 33 34 35 11 12 13 14 15 16 22 17 18 19 20 21 23 24 25 1 2 3 4 5 6 7 8 9 10
124 123 122 121 120 119 118 117 116 125 149 148 147 146 145 144 143 142 141 150 139 138 137 136 135 129 134 133 132 131 130 128 127 126 140
165 164 163 162 161 160 154 159 158 157 156 155 153 152 151
114 113 112 111 110 104 109 108 107 106 105 103 102 101 115
175 174 173 172 171 170 169 168 167 166
190 189 188 187 186 185 179 184 183 182 181 180 178 177 176
200 199 198 197 196 195 194 193 192 191
SIEMENS
SIPROTEC
1 2
6
3
+/- 0
5 4
7 8 9
7SA522
RUN ERROR
MENU
ESC
LED
ENTER
F4
F1
F2
F3
Meldungen
Meßwerte
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