Siemens Argus 7SR21 Technical Manual page 475

Appendix 1
The operating mode of the device is set via the setting, or through a command sent to a communications port. There
are four options; Local, Remote, Local or Remote and Service.
The following table illustrates whether a function is Enabled (✔) or Disabled (✖) in each mode.
Function
Control
Com1
Com2 (USB)
Com3
Com4
Fascia (Control Mode)
Function Key (n)
Binary Input (n)
Binary Outputs
Reporting
Spontaneous
IEC
DNP3
General Interrogation
IEC
DNP3
MODBUS
Change Settings
Com1
Com2 (USB)
Com3
Com4
Fascia
Historical Information
Waveform Records
Event Records
Fault Information
Setting Information
© 2017 Siemens Protection Devices Limited
Local
✔ when Com1-Mode = Local
✔ when Com2-Mode = Local
✔ when Com3-Mode = Local
✔ when Com4-Mode = Local
✔
✔
✔ when BI (n) Mode = Local
✔
✔
✔
✔
✔
✔
✔ when Com1-Mode = Local
✔ when Com2-Mode = Local
✔ when Com3-Mode = Local
✔ when Com4-Mode = Local
✔
✔
✔
✔
✔
Fig. A1 Operating Mode Table
Chapter 4 - Data Communications Definitions
Operation Mode
Remote
✔ when Com1-Mode = Remote
✔ when Com2-Mode = Remote
✔ when Com3-Mode = Remote
✔ when Com4-Mode = Remote
✖
✔ when F Key(n) Mode = Remote
✔ when BI (n) Mode = Remote
✔
✔
✔
✔
✔
✔
✔ when Com1-Mode = Remote
✔ when Com2-Mode = Remote
✔ when Com3-Mode = Remote
✔ when Com4-Mode = Remote
✔
✔
✔
✔
✔
Out of
Service
✖
✖
✖
✖
✖
✖
✖
✖
✖
✖
✖
✔
✔
✔
✔
✔
✔
✔
✔
✔
✔
✔
Chapter 4 - Page 95 of 96