SC300 Handbook 
 
116 
Copyright © 2007-2018 Eaton Corporation.  All Rights Reserved. 
IPN 997-00012-03 B2 Issue B2 July 2018 
 
 
4  Enter: 
 
  Connection Name:  <as required> 
  Comms Enabled:  True 
  Protocol:  S3P 
  Connect Using:  Local Network 
  S3P Address:  0 (0 = Broadcast, 1-65279 = individual address) 
  Server IP Address:  The IP Address of the SC300. Allocated by network 
administrator. 
  Server Port:  15000 
  Telnet  Cleared 
 
5  Press OK. PowerManagerII will now connect to the device connected to the SC300's RS-232 
port. 
 
 
Communications Security 
 
SC300 settings cannot be changed if: 
•  All communications are disabled (see SMNP Communications on page 107, and 
HTTP/HTTPS Access on page 117), and 
•  Keypad access (see details on page 13) is Read Only, or PIN Protected and the 
keypad access PIN is lost. 
In this situation the SC300 will continue to function, but no configuration changes can 
be made. Contact your Eaton dc product supplier or Eaton for advice (see Worldwide 
Support on page 153). 
 
Serial Communications (USB / RS-232 / Ethernet) Security 
S3P Access 
S3P is the serial communications protocol used by the SC300 to communicate with 
PowerManagerII via the USB, RS-232 or Ethernet port. 
  S3P Protocol is not used by the web server. 
 
►  To Enable/Disable S3P access 
•  On the SC300 keypad go to Settings > Setup > S3P. Select Enabled or Disabled. 
Or: 
1  Connect to the SC300 (see details on page 104). 
•  Web: go to System > Interfaces > Remote Access Protocols > S3P. 
•  DCTools: go to Configuration > Communications > Remote Access Protocols > S3P. 
2  Set Access to Enabled or Disabled.