Electrical Connections Of External Accessories - elco AGU 2.550 Manual Del Usario

4.1

ELECTRICAL CONNECTIONS OF EXTERNAL ACCESSORIES

To connect the AGU 2.550 accessory to the external accessories proceed as follows (use "HAR H05 VV-F" harmonised cables
with a cross-section of 1 mm
MIXED CIRCUIT CASE (see diagram chap. 4.1)
• Connect the mixed zone pump to the QX23 connector on the AGU 2.550.
• Connect the cascade delivery sensor to the BX21 connector on the AGU 2.550 (QAD36 available as an accessory).
• Connect the mixing valve to the QX22-QX21 connector.
• Connect the ambient thermostat to the H2 connector on the AGU 2.550.
DHW SOLAR PLANT CASE (see diagram chap. 4.2)
• Connect the solar plant pump to the QX23 connector on the AGU 2.550.
• Connect the solar boiler sensor to the BX22 connector on the AGU 2.550.
• Connect the solar panel sensor to the BX21 connector on the AGU 2.550.
4.1.1 MIXED CIRCUIT CASE
A FLOW PROBE QAD36
B MIXING VALVE
C MIXED ZONE PUMP
4.1.2 DHW SOLAR PLANT CASE
A BOILER SENSOR (AVAILABLE AS ACCESSORY)
B PANEL SENSOR (AVAILABLE AS ACCESSORY)
C SOLAR CIRCUIT PUMP
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