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TABLE OF CONTENTS
TO THE PURCHASER AND THE INSTALLER
Thank you for purchasing the VAPOR-LOGIC
®
microprocessor-based humidifier control system. We have
designed and developed this system to give you total satisfaction and many years of trouble-free service. Proper
installation and operating practices will assure you of achieving that objective. We urge you to become familiar
with the contents of this manual.
DRI-STEEM Humidifier Company
VAPOR-LOGIC Program Code Nomenclature...................................... 3
VAPOR-LOGIC
®
Microprocessor Installation Checklist ...................... 4
Placement and Wiring of Sensing Devices
Sensing Device Placement ................................................................ 5
Control Precautions............................................................................ 5
Humidistats and Transmitters ............................................................ 6
Earth Bar Wiring ................................................................................. 7
Placement and Wiring of Optional Sensing Devices........................... 8
Proper Wiring Procedures ..................................................................... 9
VAPOR-LOGIC Control Cabinet Installation ........................................ 10
VAPOR-LOGIC Key Pad / Digital Display Installation ......................... 11
Start-up Instructions .............................................................................. 12
Start-up Trouble-Shooting Checklist .................................................... 13
Introduction to VAPOR-LOGIC .............................................................. 14
VAPOR-LOGIC Control Board Connections ........................................ 15
VAPOR-LOGIC Control Board Operation ............................................. 17
VAPOR-LOGIC Function Keys Self-Test Procedure............................ 19
VAPOR-LOGIC Key Pad / Digital Display Operation ........................... 21
Key Pad Description ................................................................................. 21
Accessing VAPOR-LOGIC Sub-Menu Information ................................... 22
Sub-Menu Instructions for V2.04 Firmware .............................................. 23
Activating Digital Meter for V2.04 Firmware ............................................. 24
VAPOR-LOGIC Control Schemes.......................................................... 25
VAPOR-LOGIC P.I.D. Control Loop: Terminology .............................. 28
VAPOR-LOGIC P.I.D. Control Loop: Tuning ....................................... 30
Main Menu / Auto Scroll Information .................................................... 33
Digital Display Read Outs ...................................................................... 35
Digital Display / Key Pad Trouble Shooting Guide .............................. 36
Fault Indicator Codes ............................................................................. 38
Trouble-Shooting Guide ........................................................................ 42
Replacement Parts ................................................................................. 49
Glossary .................................................................................................. 50
Two-Year Limited Warranty ................................................................... 52
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