2 USER INTERFACE
2 USER INTERFACE
2.1 ELEMENTS
SGC devices with local user interface have keyboard, LCD display and local/remote switch on its frontal
panel. This option is available with the ordering code referred to the section 9.
1.1 INDICATOR LEDS FOR SGC180 DEVICES
The SGC device has 5 LEDs in the frontal panel to show up the state of the device:
•
VCC: Shows that the device has supply voltage.
•
Tx/Rx: Shows that the communications port is transmitting.
•
ERR: Shows that some anomaly has taken place in the device.
•
LOCAL: Shows that the device is operating in local mode(automatic operation and remote
commands are disabled).
•
REMOTE: Shows that the device is operating in remote mode.
•
LEDs with configurable state: above the display there are 4 LEDs that can be assigned to any
internal signal of the device. The signal labeled are shown on the display screen.
•
To know more about LEDs in the communication device see iGrid iRTU communications device
manual.
1.2 INDICATOR LEDS FOR SGC195 DEVICES
The SGC195 device has 13 state LEDs in the front panel:
•
VSGC: Shows supply voltage presence on the switchgear control unit (SCU).
•
VRTU: Shows there are supply voltage presence on the remote terminal unit (RTU).
•
COM 4: Shows receiving data Rx and transmitting data Tx through the COM4 port.
•
COM 1: Shows receiving data Rx and transmitting data Tx through the COM1 port.
•
ETH: Shows when there are LAN connection Tx and receiving/transmitting data Rx
•
A: Together with STAT shows some states of the RTU. See Table 1 for more detailed
information. Together with B shows upgrade states of the RTU. See Table 2 for more detailed
information.
•
B: Together with A shows some state during upgrading firmware and settings of the RTU. See
Table 2 for more detailed information.
•
STAT: Together with A shows some states of the RTU. See Table 1 for further information.
•
ERR: Shows that there have been some SCU internal error.
•
ICOM: Shows that the SCU and RTU are transmitting internally.
00110E4
6
Summary of Contents for SGC Series
Page 31: ...6 FUNCTIONS 00110E4 EDP 26 Illustration 8 VPD unit logic diagram ...
Page 53: ...10 SCHEMATICS 10 SCHEMATICS 00110E4 EDP 48 ...
Page 54: ...SGC 49 EDP 00110E4 ...
Page 55: ...10 SCHEMATICS 00110E4 EDP 50 Illustration 13 Connection diagram ...
Page 56: ...SGC Illustration 14 SGC195 Connection diagram 51 EDP 00110E4 ...
Page 58: ...SGC 11 SIZE 53 EDP 00110E4 Drawing 1 Front and side views of SGC180 and SGC195 devices ...
Page 59: ...11 SIZE Drawing 2 Top and bottom view of SGC180 device 00110E4 EDP 54 ...
Page 60: ...SGC Drawing 3 Top and bottom view of SGC195 device 55 EDP 00110E4 ...