Rockwell Automation 865 Differential Protection Relay - Manual (Page 6)

iv Table of Contents
865-UM001A-EN-P – July 2009
Chapter 5
Measurement Functions Measurement Accuracy ...........................................................5-1
Harmonics and Total Harmonic Distortion (THD) ................. 5-2
RMS Values ............................................................................ 5-3
RMS Currents ................................................................... 5-3
Demand Values ....................................................................... 5-3
Maximum and Maximum Values ........................................... 5-3
Maximum Values of the last 31 days and 12 months ............. 5-4
Primary, Secondary and per unit Scaling ................................ 5-4
Current Scaling ................................................................. 5-4
Chapter 6
Control Functions Output Relays ..........................................................................6-1
Digital Inputs .......................................................................... 6-2
Virtual Inputs and Outputs ...................................................... 6-3
Output Matrix ......................................................................... 6-4
Blocking Matrix ...................................................................... 6-5
Controllable Objects ............................................................... 6-5
Object States ..................................................................... 6-6
Basic Settings for Controllable Objects ........................... 6-6
Output Signals of Controllable Objects ........................... 6-6
Settings for Read-only Objects ........................................ 6-7
Controlling with DI (Firmware version >= 5.53) ............. 6-7
Local/Remote Selection ................................................... 6-7
Logic Functions ...................................................................... 6-8
Chapter 7
Communications Communication Ports ..............................................................7-1
Local Port X4 ................................................................... 7-2
Remote Port X5 ................................................................ 7-4
Extension Port X4 ............................................................ 7-6
Optional Inbuilt Ethernet Port .......................................... 7-7
Optional 61850 Interface .................................................. 7-7
Communication Protocols ...................................................... 7-8
PC Communication .......................................................... 7-8
Modbus TCP and Modbus RTU........................................ 7-8
Probibus DP ..................................................................... 7-9
SPA-bus .......................................................................... 7-10
IEC 60870-5-103 ............................................................ 7-11
DNP 3.0 .......................................................................... 7-13
IEC 60870-5-101 .............................................................7-14
TCP/IP ............................................................................ 7-16
External I/O (Modbus RTU master) ............................... 7-16
IEC 61850 ...................................................................... 7-16