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F. SERVICING, MAINTENANCE
F.1. OVERALL ELECTRICAL WIRING DIAGRAM OF THE LOAD UNIT
Mechanical relay
R1, R2, R3 terminals of TRS6K BIOMIX controller
460 VA (AC1), 460 W (AC3)
PWM output
V1, V2 terminals of TRS6K BIOMIX controller
1kHz; 10V
EXTRA LOW VOLTAGE
POWER SUPPLY
located on the top cover of the printed circuit board
EXTRA LOW VOLTAGE
TERMINAL
-
GND jumper for sensors, V1&V2 outputs and power supply
S1
temperature sensor 1
S2
temperature sensor 2
S3
temperature sensor 3
S4
temperature sensor 4
S5
temperature sensor 5
S6
temperature sensor 6 (outdoor)
V1
PWM output for Wilo Para pumps
V2
PWM output for Wilo Para pumps
+
24V power supply (e.g. for Caleon room units)
POWER SUPPLY
TERMINAL
CONNECTION
N
neutral N
L
outer live L
R1
relay 1 for mixing valve actuator (opening, HC temperature increase)
R2
relay 2 for mixing valve actuator (closing, HC temperature decrease)
R3I
relay 3 (NC opening contact)
R3
relay 3 (NO closing contact)
ON PRINTED CIRCUIT BOARD
CAN1
connection of CAN bus (1=high, 2=low) for Caleon room units
CAN2
connection of CAN bus (1=high, 2=low) for Caleon room units
VFS1
not used in Regulus systems
VFS2
not used in Regulus systems
