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Safety precautions regarding electrical hazards and qualified personnel access.
Details on the placement of temperature sensors S1, S2, S3 for accurate readings.
Constant airflow control with pre-defined settings for K1, K2, K3.
Airflow control based on a 0-10V signal with defined voltage-airflow mapping.
Automatic airflow regulation to maintain constant pressure sensor value.
Logic for supply airflow reduction based on exhaust airflow temperature to prevent frosting.
Conditions for opening and closing the bypass damper based on temperature sensors.
Automatic management of supply and exhaust air dampers at inlet.
Details on connecting the RC TAC4 to the TAC4 DT circuit via a communication bus.
Two setups for determining master control: TAC4 DT circuit or RC TAC4.
Guide to accessing and navigating the setup menu using the RC interface.
Basic and advanced display of system parameters on the RC interface.
Using SAT3 option relays to indicate if a fan is currently running.
Alarms for fan function default, pressure issues, and airflow not achieved.
Errors related to control data, communication, or external fire detection.
Alarms related to failures or malfunctions of temperature sensors.
0-10V signal representing actual airflow or pressure delivered by fans.
Supply voltage, grounding, electrical protection, and recommended calibre/motor types.
Ambient conditions, insulation, and advanced communication/control options.
Schematic of the TAC4 DT control board and its terminal connections.
Details on connecting input signals for CA mode operation.
Input signal wiring for LS and CPs modes with a single fan.
Input signal wiring for LS and CPs modes with multiple fans in parallel.
Wiring for bypass input contacts, servomotor, and status indication.
Wiring of the CT servomotor for bypass control.
Diagram for connecting the RC TAC4 to the TAC4 DT circuit.
Wiring configurations for selecting the master control unit (TAC4 DT or RC TAC4).
Explanation of contact function for master selection.
Wiring of alarm outputs via relays AL1, O.R.1, O.R.2, SAT3.
Wiring for airflow and pressure output signals (0-10V) and their specifications.
General| Brand | Swegon |
|---|---|
| Model | P.LEMMENS CB4 TAC4 REC |
| Category | Control Unit |
| Language | English |
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