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Output | Relay |
---|---|
Housing | Plastic |
Control signal | PID |
Ambient temperature | 0°C to +55°C |
Output type | Relay |
Covers two heating controller types, RVL470 and RVL469, detailing RVL470 comprehensively.
Details RVL470 as a multi-functional controller for buildings, with key features and applications.
Lists the various functions the RVL470 can perform, from control to communication.
Highlights RVL470's key features: six pre-programmed plant types and function block settings.
Explains the automatic mode for the RVL470, including changeovers and ECO function.
Describes the continuous REDUCED heating mode and its features.
Details the continuous NORMAL heating mode and its specifications.
Describes manual operation, including how regulating units behave.
Details acquisition of room temperature via sensors or room units.
Describes how the controller handles faults in room temperature measurement circuits.
Covers acquisition of flow and boiler temperatures using sensors.
Details fault handling for flow/boiler temperature sensors.
Covers acquisition of outside temperature via sensors.
Covers acquisition of primary return temperature for limitations.
Covers acquisition of secondary return temperature for DRT limitation.
Lists parameters and settings for the End-user 1 function block.
Covers setpoint configuration for heating modes and frost protection.
Explains how to program heating schedules for daily and weekly operation.
Describes how to program up to eight holiday periods per year for the controller.
Lists parameters and settings for the End-user 2 function block.
Lists common faults indicated by the controller and their corresponding numbers.
Explains the importance of entering the correct plant type during commissioning.
Lists parameters for the Space heating block, including ECO and optimization.
Details the ECO function for energy-saving heating control based on building characteristics.
Explains variables like building time constant and temperatures used by the ECO function.
Defines heating limits for NORMAL and REDUCED heating in ECO mode.
Describes how the ECO function controls heating based on outside temperature.
Explains the conditions under which the ECO function switches the heating off.
Details the conditions for the ECO function to switch the heating back on.
Shows how ECO function relates to different operating modes and statuses.
Explains how to select the source for room temperature measurement.
Covers optimization features for energy saving and comfort.
Defines optimization as automatic shifting of switch-on/off points for energy saving.
Explains selection options for optimization type and parameters.
Describes optimization with a room temperature sensor for optimum start/stop control.
Explains optimization without a sensor, relying on the room model.
Details how the room model temperature is determined.
Explains optimum stop control to ensure correct room temperature at occupancy end.
Describes quick setback for reducing temperature during unoccupied periods.
Details optimum start control to reach desired temperature by occupancy start.
Explains boost heating for temporarily increasing room temperature setpoint.
Explains how to set a maximum limit for room temperature.
Details how room temperature influences flow temperature control.
Explains how the heating curve determines flow temperature based on outside temperature.
Describes how to set the basic heating curve using bar or operating lines.
Explains how to displace the heating curve parallelly.
Explains setpoint generation via heating curve or manual preselection.
Explains setpoint generation via heating curve or manual preselection.
Explains how to set a maximum limit for boiler temperature.
Explains two-position control for burner stages.
Explains control for two-stage burners, including parameters.
Describes protective boiler startup logic and its effect on connected loads.
Details the function for preventing boiler overtemperatures.
Details minimum limitation of return temperature for boiler protection.
Details maximum limitation of primary return temperature for utility protection.
Covers limitation of the return temperature differential (DRT).
Presents aids for commissioning and fault tracing.
Covers adjustment of locking signal gain for load response.
Identifies and explains the controller's physical operating elements.
Details different user levels and their access rights.
Guides through the process of installing and commissioning the controller.
Emphasizes setting the correct plant type during commissioning.
Details all connection terminals on the controller.
Shows basic wiring diagrams for different plant types.
Provides detailed physical dimensions and mounting information.
Lists technical specifications, certifications, and performance data.