ESA ESTRO - E7014P rev. 02 - 03/05/17
www.esapyronics.com
30
ESA ESTRO-Q CONNECTIONS
Pos. Description
f UV-2 probe flame detection
g Flame detection with dedicated electrode
h Unirod flame detection
Pos. Description
a ECS serial communication
b Power supply
c Safety stop
Pos. Description
N 1st gas stage solenoid valve neutral
T Ignition transformer phase
N Ignition transformer neutral
F
Detection electrode, signal from transformer
(unirod) or UV probe negative
G
PE ground protection, burner body
and UV probe positive
+ ECS communication positive input
- ECS communication negative input
Pos. Description
L Power supply phase
N Power supply neutral
* Not connected
+ ECS communication positive input
- ECS communication negative input
* Not connected
V 1st gas stage solenoid valve phase
Terminal connectors
D7014PI19