IDEAL EVO S 50 Installation And Servicing page 49

C. RECOMMENDED HYDRAULIC ACCESSORY
Hydraulic kit for boiler only
D. CUSTOMER'S ELECTRICAL CONNECTION
External sensor B9
B3 DHW sensor
PWM
Boiler pump, if
supplied by IDEAL
27.08.2018
Diagram: VF2
for EVO S 50
for EVO S 70 and S 95
for EVO S 115
for EVO S 135
Gnd
H5
Gnd
H1
Gnd
B9
Gnd
B3
Gnd
BX3
Gnd
BX2
GND
N
L
If a command pump (boiler, heating and/or DHW

circuit) is connected, refer to § 9.4 for the specific
configuration)
AGU 2.550
EVO S - Installation and Servicing
page 2 / 6
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