DKM-409 Pro AT User Manual Rev_02 Firmware V-2.51. INSTALLATION INSTRUCTIONS2. MOUNTING2.1. DIMENSIONS2.2. MECHANICAL INSTALLATION2.3. SEALING, GASKET2.4. ELECTRICAL INSTALLATION3. TERMINAL DESCRIPTIONS3.1. AUXILIARY SUPPLY INPUT3.2. AC VOLTAGE INPUTS3.3. AC CURRENT INPUTS3.4. DIGITAL INPUTS3.5. RELAY OUTPUTS3.6. RS-485 PORT3.7. USB PORT4. TOPOLOGIES4.1. SELECTING THE TOPOLOGY4.2. 3 PHASE, 4 WIRE STAR4.3. 3 PHASE, 3 WIRE DELTA4.4. 3 PHASE, 4 WIRE DELTA4.5. 3 PHASE, 3 WIRE, DELTA, 2 CT (L1-L2)4.6. 3 PHASE, 3 WIRE, DELTA, 2 CT (L1-L3)4.7. 2 PHASE, 3 WIRE, DELTA, 2 CT (L1-L2)4.8. 1 PHASE, 2 WIRE5. CONNECTION DIAGRAM6. TECHNICAL SPECIFICATIONS7. TERMINAL DESCRITPION8. DESCRIPTION OF CONTROLS8.1. FRONT PANEL FUNCTIONALITY8.2. PUSHBUTTON FUNCTIONS8.3. MEASURED PARAMETERS9. INDICATOR SYMBOLS9.1. SCREEN SCROLLING10. WAVEFORM DISPLAY & HARMONIC ANALYSIS11. ASTRONOMIC RELAY FUNCTIONALITY12. USER CONFIGURABLE DISPLAY SCREENS13. POWER COUNTERS & INCREMENTAL COUNTERS14. DEMAND VALUES15. MIN-MAX VALUES16. DISPLAYING EVENT LOGS17. PROTECTIONS AND ALARMSTABLE OF CONTENTS