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VAPOR-LOGIC®3 Microprocessor-Based Humidifier Control System Installation and Operation Manual

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VAPOR-LOGIC®3 Microprocessor-Based Humidifier Control System Installation and Operation Manual Read and save these instructions! VAPOR-LOGIC®3 Microprocessor-based humidifier control system Installation and operation manual VL3-IOM-0200-METRIC.pdf 1 11/19/2009 9:19:43 AM PLEASE: read this manual! Visit our web site: www.dristeem.com This manual will guide you through installation, operation and maintenance procedures for your new For information about other DRI-STEEM products, visit ® VAPOR-LOGIC 3 microprocessor-based humidifier our web site, or contact us using the information listed control system. Proper installation and operating below. practices will ensure years of trouble-free service. For information about your humidifier tank or dispersion unit, please see the manuals for those specific products. For technical support, contact your DRI-STEEM distributor or call +44 1280 850122 or fax +44 1280 850124. If you have questions, first review Pages 54-70, which describe typical problems and solutions, and also list information you will need to give us if you call. Corporate headquarters European office 14949 Technology Drive • Eden Prairie, MN 55344 Bell Place, Bell Lane • Syresham, Brackley • NNN13 5HP, UK 952-949-2415 • 800-328-4447 • 952-229-3200 (fax) +44 1280 850122 • +44 1280 850124 (fax) [email protected] (e-mail) [email protected] (e-mail) VL3-IOM-0200-METRIC.pdf 2 11/19/2009 9:19:51 AM ® VAPOR-LOGIC3 table of contents. Product overview Operation Features summary ..................................................1-2 Start-up checklist ...............................................24-25 Circuit board diagram ............................................... 3 Keypad/display overview........................................ 26 Main control board connections .............................4-6 Menu structure ........................................................ 27 Expansion board connections ................................... 7 “Set Up” menu information..................................... 28 Program code nomenclature...................................8-9 Keypad/display readouts ......................................... 29 Warranty ................................................................. 10 Main menu items explained ...............................30-36 Control modes ......................................................... 37 Installation Modulation types ...............................................38-40 Installation checklist ............................................... 11 Adjusting set point .................................................. 41 Proper wiring procedures ...................................12-13 PID tuning ..........................................................42-43 Control cabinet installation and wiring ................... 14 VAV, temp comp, dew point control ........................ 44 Keypad/display installation ..................................... 15 Heat-up, SDU timer, offsets, metric conversion ...... 45 Sensing devices installation (general) ................16-20 Conductivity probe ................................................. 46 VAV sensing device installation .............................. 21 Float valve .............................................................. 47 Temp comp sensing device installation ................... 22 Drain, flush, skim functions .................................... 48 Changing control input ............................................ 23 Maintenance interval, EOS, date set ....................... 49 Safety features ......................................................... 50 Fault messages, diagnostics ...............................51-52 Reports, multiple tank systems ................................ 53 Troubleshooting .................................................54-75 Replacement Parts................................................... 76 Notes ..................................................................77-79 Table of contents VL3-IOM-0200-METRIC.pdf 3 11/19/2009 9:19:51 AM Product overview ® VAPOR-LOGIC3 features overview. Accurate, responsive Control mode options microprocessor control • On-off operating mode controls single or multiple Our newest controller, VAPOR-LOGIC3, electric staged outputs. provides unprecedented, comprehensive control for DRI-STEEM humidifiers. With expanded capabilities, Expected accuracies: ±5-7% RH easy-to-use keypad, and modular, open protocol design, • Time proportioning function controls humidifier the VAPOR-LOGIC3 efficiently controls all humidifier outputs via cyclic actions on electrical contactors functions. or a modulated signal to our solid state zero cross- Navigating the keypad to adjust or review humidifier fired SSR power controllers. functions is an intuitive process of walking through Expected accuracies: easily-read screen menus. The controller’s open- protocol design allows seamless integration with – Contactor action: ±2-4% RH building management systems. – SSR action: ±1-3% RH You will find no other controller in the humidifier market • Proportional action controls modulating steam or able to provide such functionality, ease of use, and hot water valves or GTS burners by providing a accurate RH control. linear analog signal to the motors (for STS, LTS or GTS humidifiers). Expected accuracies: ±2-5% RH More on next page ... Product overview: 1 Summary of features VL3-IOM-0200-METRIC.pdf 4 11/19/2009 9:19:51 AM Product overview ® VAPOR-LOGIC3 features overview. Summary of features • PID control provides the most accurate, • Tank temperature sensor: responsive and adjustable relative humidity (RH) control. – preheats tanks for uninterrupted operation – senses for freeze protection • Self-diagnostic test at start-up – senses for low water/over temperature • End of season auto-drain protection • Real-time clock allows time-stamped alarm • Sensitivity to low-conductivity water (important tracking, and three ways to program drain and when using a standard humidification system with flush cycles: low-mineral-content water) 1. Usage (after a set number of kg have cycled • Uses Echelon’s LonTalk®, an open communications through) protocol used by most major control companies, 2. Usage and time (set number of kg plus defined allowing full interaction with building management systems period of time) 3. Scheduled intervals • Single-controller platform; modular design • Redesigned keypad has an intuitive interface with The new VAPOR-LOGIC3 controller will soon be backlit display and provides: standard on all DRI-STEEM humidifiers. The base configuration includes a main controller board and – menu-driven access to all system functions keypad. Expansion modules will increase – default screen for quick view of system status capability, thereby allowing all systems to use the and set points same controller platform and keypad interface. – data reports to track performance and efficiency • Year-2000 compliant – system diagnostics and alarm tracking for troubleshooting – single-point multiple-humidifier control without an additional system controller – password protection of setup parameters – wall-mounting with a standard telephone plate, flush mounting, or hand-held options Product overview: 2 Summary of features VL3-IOM-0200-METRIC.pdf 5 11/19/2009 9:19:51 AM Product overview ® VAPOR-LOGIC3 circuit board. Figure 3-1: VAPOR-LOGIC3 printed circuit board Ready Power water RJ-11 indicator indicator Ø 2mm Cable RJ-45 (6) mounting holes keypad Cable Service network indicator Analog output Water level control input To expansion board (ribbon cable) 107 90 Jumper connector 8.5 Fill valve R=Resistive input Drain valve Control inputs Control inputs Analog control inputs I=Current input Outputs to relays or contactors To remote fault indicator (by others) V=Voltage input 89.5 8 179 195 OM-VL3-3 Product overview: 3 Printed circuit board VL3-IOM-0200-METRIC.pdf 6 11/19/2009 9:19:51 AM Product overview Main control board connections. ® VAPOR-LOGIC 3 main control board connections J8 Connector receives necessary continuity input signals from water detection devices: J1 Wire terminal supplies 24 VAC to power the VAPOR-LOGIC3 control board. • Probe system water level detection • Double terminal T1 – 24 VAC, 10 VA maximum – Terminal 30 detects maximum water level from load top probe rod and brown plug wire. • Triple terminal T2 – 24 VAC common – Terminal 31 detects water level at refill point from middle probe rod and orange plug wire. J2 RJ11 female modular jack connection for supply – Terminal 32 detects water level at its lowest voltage and FTT-10A communication to keypad/ point from lower probe rod and purple plug display wire. J3 RJ45 female modular jack connection for FTT-10A – Terminal 33 is the common return path for all ® communication to LonTalk network water detection rods from the humidifier tank J4 Wire terminal connection for FTT-10A machine ground back to communication to LonTalk network. Terminals A VAPOR-LOGIC3 control. and B provide the communication lines. The last terminal is earth ground. • DI/RO system detection – Terminals 30 and 31 are not used. J5 End of line communication terminator pins – Terminal 32 is connected to the humidifier tank J6 Push-on connector for earth ground low water float switch (normally open). J7 0-15 VDC analog output, typically connected to – Terminal 33 is the return signal from the float the input of a steam or hot water valve. Terminal 34 switch to VAPOR-LOGIC3 control via machine is the positive output signal and terminal 35 is ground. common. J10 Ribbon cable connector for VAPOR-LOGIC3 expansion modules More on next page ... Product
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