Operating Mode; Control Mode; Table 6-1 Operation Mode - Siemens 7SR21 Manual

6.5

Operating Mode

The relay has three operating modes, Local, Remote and Out of Service.
functions operation in each mode.
The modes can be selected by the following methods:
SYSTEM CONFIG>RELAY MODE setting, a Binary Input or Command
Table 6-1 Operation Mode
OPERATION
Control
Rear Ports
Fascia (Control Mode)
USB
Binary Inputs
Binary Outputs
Reporting
Spontaneous
IEC
DNP
General Interrogation
IEC
DNP
MODBUS
Changing of Settings
Rear Ports
Fascia
USB
Historical Information
Waveform Records
Event Records
Fault Information
Setting Information
6.6

Control Mode

This mode provides convenient access to commonly used relay control and test functions. When any of the items
listed below are selected control is initiated by pressing the ENTER key. The user is prompted to confirm the
action, again by pressing the ENTER key, before the command is executed.
Control Mode commands are password protected using the Control Password function – see section 6.9.
©2010 Siemens Protection Devices Limited
7SR21 & 7SR22 Argus Description of Operation
REMOTE MODE
Enabled
Disabled
Disabled
Setting Option
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Disabled
Enabled
Enabled
Enabled
Enabled
The following table identifies the
LOCAL MODE SERVICE MODE
Disabled
Enabled
Enabled
Setting Option
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Disabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Chapter 1 Page 69 of 71
Disabled
Disabled
Disabled
Enabled
Disabled
Disabled
Disabled
Disabled
Disabled
Disabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled