Feature | SEL-3354 | SEL-3530 |
Integration Software Options |
Leverages SUBNET Software | ✓ | X |
Software Options | SUBNET SubSTATION Server Unified Grid Intelligence | SEL Embedded Linux NO SUBNET software |
Operating System | Windows Embedded, XP Pro, Windows 7 | Linux |
Software Maintenance | Included (no additional fee) | Included (no additional fee) |
Software Upgrade Option | ✓ | Limited (appliance) |
Software License Portability Option | ✓ | X |
Point Scalability | Options to 100,000 Master Points | 25,000 Total Tags |
Device Scalability | 255 Devices | 40 |
Hardware Specifications |
Central Processing Unit (CPU) | 1.6 GHz AMD Athlon | 533 MHz Power PC |
Memory (RAM) | 2 GB | 512 MB |
Drive Size | 8 GB+ | 2 GB (up to 8 GB) |
Hardware Upgrade Option | ✓ | X |
Ethernet Ports | 3 | 3 |
Serial Ports | 16 | 17 |
SEL Warranty | 10 years | 10 years |
Master Protocol Capabilities |
DNP3 | ✓ | ✓ |
Modbus® RTU | ✓ | ✓ |
SEL Fast Message, Interleaved ASCII | ✓ | ✓ |
SEL Synchophasor | ✓ | ✓ |
IEEE C37.118 | X | ✓ |
IEC 60870-5-103 | ✓ | X |
Harris 5000/6000 | ✓ | X |
LG 8979 | ✓ | X |
SES 92 | ✓ | X |
SNMP | ✓ | X |
Optimho | ✓ | X |
Slave Protocol Capabilities |
DNP3 | ✓ | ✓ |
Modbus® RTU | ✓ | ✓ |
IEC 60870-5-103 | ✓ | X |
Recon 1.1 | ✓ | X |
LG 8979 | ✓ | X |
Harris 5000/6000 | ✓ | X |
SES 92 | ✓ | X |
CDC Type 2 Byte | ✓ | X |
GE-TAC/BE-TAC 7020 | ✓ | X |
Conitel 2020 Byte | ✓ | X |
Network Protocol Comparison |
Ethernet | ✓ | ✓ |
Telnet | ✓ | ✓ |
SECURE Telnet | ✓ | X |
FTP | ✓ | ✓ |
SECURE FTP | ✓ | ✓ |
SNP3 LAN/WAN | ✓ | ✓ |
Modbus TCP | ✓ | ✓ |
IEC 61850/UCA2 | ✓ | X |
IEC 61850 | ✓ | X |
IEEE C37.118 Client | X | ✓ |
Configuration Ease Capabilities |
Configuration Capabilities | Site License/Configuration License/Developer License | Site License Option |
Configuration Interface | Via LAN or directly via KB/Mon/Mouse or any Windows PC | Via LAN or USB |
Ease of Use | Drag/Drop, Auto Config Wizards | Tabular Data Entry |
Configuration Changes | Supports Online Edits without Download or Reboot Requirement | Changes Require Download/Reboot |
Portable Configurations | Any Windows PC | Only RTAC Hardware |
Testing | Any Windows PC | Only RTAC Hardware |
Advanced Software Capabilities |
Data Processing | Event-Based | Cycle-Based |
Redundancy | Warm Standby | X |
Channel Redundancy | DNP3 & 8979 | X |
Substation File Synchronization | File Push Capability | Uses Redundant Computers |
Automated File Transfer | ✓ | X |
Enterprise Integration Capabilities |
Native PI Interface | ✓ | X |
Native eDNA Interface | ✓ | X |
OPC Client | ✓ | X |
OPC Server | ✓ | X |
Security Capabilities |
User Management | Local and Domain | Local |
User Lockout Policy | Definable; Integrates with Corporate Policy | Fixed |
Password Management | Local and Domain | Local |
Password Complexity Policy | Definable; Integrates with Corporate Policy | Fixed |
Two-Factor Authentication | ✓ | X |
Port Server Security Front-End | Username/Password challenge, Encrypted link, Access control defined on a per-user/transparent/direct-transparent bases | Username/Password, Encrypted Link |
Log Access | Syslog via Kiwi, System Center, Computer Management | ODBC |
Logic Capabilities |
IEC 61131 Structured Text (ST) | ✓ | ✓ |
IEC 61131 Continuous Function Chart (CFC) | ✓ | ✓ |
IEC 61131 Sequential Function Chart (SFC) | ✓ | X |
IEC 61131 Function Block Diagram Logic (FBD) | ✓ | X |
IEC 61131 Ladder Diagram Logic (LD) | ✓ | X |
IEC 61131 Instruction List Logic (IL) | ✓ | X |
Simple Logic Calculator (Event Driven) | ✓ | X |
HMI Capabilities |
Full HMI Client | ✓ | X |
Web HMI Interface | ✓ | ✓ |
Additional HMI Hardware Requirements | X | Additional PC Required |