Summary of Contents for Ray-Dot RVS-22HA
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Page 1: Installation Guide
Combined Ventilation Controller RVS-22HA 4-stage Control for Power Applications 2 variable speed stages and 2 thermo/mister cycle stages Installation Guide Read this guide carefully before installing the controller. - Page 2 BETWEEN 32° AND 104°F (0° AND 40°C). DO NOT SPRAY WATER ON THE CONTROLLER. FOR CUSTOMER USE Enter below the serial number located on the side of the controller and retain this information for future reference. Model number: RVS-22HA Serial number: ________________...
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Page 3: Table Of Contents
TABLE OF CONTENTS FEATURES ........................... 2 CONTROL INTERFACE ....................... 4 COVER............................ 4 DIP SWITCHES........................6 INSTALLATION ..........................7 MOUNTING INSTRUCTIONS ....................7 CONNECTIONS ........................7 Alarm Connection ......................7 MOTOR TYPES ........................8 Selecting a Motor Type for Stage 1 ................... 8 Selecting a Motor Type for Stage 2 ................... -
Page 4: Features
# 1 to 4 probe readings. A humidity probe may be used to lower the humidity level by activating stage 1 or by deactivating the mist stage. It is important to read both the RVS-22HA User’s Guide and the present Installation Guide. The Installation Guide provides information on physical characteristics of the controller, mounting, connections, probes, troubleshooting and technical specifications. - Page 5 RVS-22HA Installation Guide Here is a brief description of the RVS-22HA main features. Digital display A three-digit display provides a high level of accuracy, allowing the user to specify a temperature to within one tenth of a degree (in Fahrenheit or Celsius units).
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Page 6: Control Interface
CONTROL INTERFACE COVER RA Y DOT Page 4 Ventilation Control... - Page 7 RVS-22HA Installation Guide Item Name Function Digital display Displays the value of the parameter selected. Parameter selection knob Used to select a parameter. Push button A Used to access sub-parameters. Push button B Used to access sub-parameters. Adjustment knob Used to adjust the value of the selected parameter and to access the TEST MODE (for an explanation on the test mode, see the footnote in the Factory Settings section).
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Page 8: Dip Switches
RVS-22HA Installation Guide DIP SWITCHES These internal switches, located on the electronic card attached to the back of the cover, are used to set the operating modes described in the table below. When the controller is shipped from the factory, all the switches are set to off. -
Page 9: Installation
INSTALLATION MOUNTING INSTRUCTIONS The enclosure must be mounted in a location that will allow the cover to be completely opened right up against the wall. Fasten the four brackets to the four mounting holes on the back of the enclosure, using the four screws provided with the brackets. -
Page 10: Motor Types
RVS-22HA Installation Guide MOTOR TYPES The relationship between the voltage supplied to a motor and its operating speed is described by a motor type. This type varies with the make and capacity of the motor. The various motors available in the industry have been represented. -
Page 11: Temperature Probes
RVS-22HA Installation Guide TEMPERATURE PROBES Connecting the Probes The controller is supplied with one room probe connected to terminal # 1. The probes operate at low voltage and are isolated from the supply. Be sure that probe cables remain isolated from all high voltage sources. In particular, do not route the probe cables through the same electrical conduits as other cables. - Page 12 RVS-22HA Installation Guide To identify the defective probe: Set the selection knob to ROOM TEMP. The room temperature is displayed. Press push-button A or B until the screen displays “Pr#” (Probe # [number]). If the probe connected to the corresponding terminal is not defective, the screen displays “Pr#” alternating with the temperature measured by the corresponding probe.
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Page 13: Troubleshooting Guide
TROUBLESHOOTING GUIDE PROBLEM CAUSE SOLUTION There is no display. The circuit breaker on the Reset the circuit breaker. service panel is off or tripped. The wiring is incorrect. Correct the wiring. The input fuse is open. Replace the fuse. The voltage selector switch is in Set the switch to the correct position. - Page 14 RVS-22HA Installation Guide PROBLEM CAUSE SOLUTION The stage 1 or 2 variable The wiring is incorrect. Fix the wiring. speed fan runs The ambient temperature is Adjust the set point or bandwidth to the continuously at full speed. above the set point + desired value.
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Page 15: Technical Specifications
TECHNICAL SPECIFICATIONS DESCRIPTION VALUE Input power 10 W Power source (line) 115/230 VAC, -20%, +10%, 50/60 Hz Power fuse 0.125 A @ 250 V, slow blow, 5 X 20 mm 10 A @ 125/250 VAC Stages 3 and 4 1 HP @ 250 VAC ½... -
Page 16: Factory Settings
FACTORY SETTINGS Factory Position Range of Values Parameter A↑ B↓ Setting Room Temp. Readout — — — Probe 1 Readout — Probe 1 Lo — Probe 1 Hi — Probe 2 Readout — ROOM ROOM TEMP. Probe 2 Lo — -6.0 to 168.6°F (-21.1 to 75.9°C) TEMP. - Page 17 RVS-22HA Installation Guide Factory Position Parameter A↑ B↓ Range of Values Setting OFFSET/ Offset 2.0°F (1.0°C) 0.5 to 20.0°F (0.3 to 11.0°C) BANDWIDTH Bandwidth Minimum Speed 10 to 100% STAGE 2 De-icing Cycle Time 1 to 720 minutes MIN. SPEED...
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Page 18: Wiring Diagram
WIRING DIAGRAM RA Y DOT Page 16 Ventilation Control... - Page 20 MAY22 v1.1...