SECTION 7 • BESTlogic™ PROGRAMMABLE
LOGIC
TABLE OF CONTENTS
SECTION 7 • BESTLOGIC PROGRAMMABLE LOGIC ........................................................................... 7-1
Introduction ............................................................................................................................................ 7-1
Working with Programmable Logic ........................................................................................................ 7-1
Function Block Logic Settings ............................................................................................................ 7-6
Output Logic Settings ......................................................................................................................... 7-6
Logic Schemes ...................................................................................................................................... 7-8
User Logic Scheme ............................................................................................................................ 7-8
Custom Logic Schemes ..................................................................................................................... 7-9
Creating or Customizing a Logic Scheme ........................................................................................ 7-10
Sending and Retrieving Relay Settings ............................................................................................ 7-10
Debugging the Logic Scheme .......................................................................................................... 7-10
User Input and Output Logic Variable Names ..................................................................................... 7-10
BESTlogic Application Tips .................................................................................................................. 7-11
Figures
Figure 7-1. BESTlogic Sensing Input Type G Function Blocks ................................................................. 7-2
Figure 7-2. BESTlogic Sensing Input Type H Function Blocks ................................................................. 7-3
Figure 7-3. 79 Reclosing Logic Function Block ......................................................................................... 7-6
Figure 7-4. Virtual Output Logic ................................................................................................................. 7-6
Figure 7-5. BESTlogic Expression Builder Screen .................................................................................... 7-7
Figure 7-6. BESTlogic Screen, Logic Select Tab. ..................................................................................... 7-9
Tables
Table 7-1. Logic Variable Names and Descriptions for Sensing Input Type H Relays ............................. 7-4
Table 7-2. Logic Variable Names and Descriptions for Sensing Input Type G Relays ............................. 7-5
Table 7-3. Label Settings for INPUTS ..................................................................................................... 7-10
Table 7-4. Label Settings for OUTPUTS ................................................................................................. 7-11
Table 7-5. Label Settings for 43 SWITCHES .......................................................................................... 7-11
9289900990 Rev R
BE1-851 BESTlogic™ Programmable Logic
i
