WFCO EM-15 - Table of Contents

SAFETY INFORMATION ........................................................................................................... 3
EM-15 / EM-20 OPERATION
Introduction ................................................................................................................................... 3
Product Description ....................................................................................................................... 3
Modes of Operation ..................................................................................................................... 4
EM-15 Power Relay Mode ....................................................................................................... 4
EM-20 Power Relay Mode w/ Short Delay ............................................................................ 5
EM-20 Power Relay Mode w/ Long Delay ............................................................................ 5
EM-20 Logic Relay Mode w/ Short Delay ............................................................................. 5
EM-20 Logic Relay Mode w/ Long Delay ............................................................................ 6
EM-20 Remote Control ................................................................................................................ 6
EM-20 Remote Panel Functions .................................................................................................. 7
EM-15 / EM-20 INSTALLATION
Mounting the Enclosure ................................................................................................................ 7
Mounting to a Wall or Floor ........................................................................................................ 8
Mounting to a WF-89xxPEC ...................................................................................................... 8
Mounting to a WF-85xx ............................................................................................................... 8
Mounting the EM-20 Remote Control ....................................................................................... 9
EM-15 / EM-20 WIRING
System Wiring Diagram .............................................................................................................. 10
Internal EM-15 / EM-20 Wiring ............................................................................................... 11
Wiring Instructions ..................................................................................................................... 12
Air Conditioner Logic Wiring for the EM-20 ......................................................................... 12
EM-15 / EM-20 TROUBLESHOOTING ....................................................................... 13
SPECIFICATIONS
............................................................................................................. 14
APPENDIX A ........................................................................................................................ 15
Timing Diagram Example ........................................................................................................... 15
GENERAL COMPLIANCE INFORMATION ............................................................ 16
TABLE OF CONTENTS
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