BRAHMA TC340 - Page 14

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WIRING DIAGRAM FOR BRAHMA DEVICES type TC340 P1 .**.**.** opt. G NT NS
J12
J11
J7
J6
J5
J4
J2
EV1
N L
SL
RESET
ION
J1
J14
+24V
RPM
PWM
GND
4 3
2
1 5
4
3
2
1
5
6
1
2
3
4
5
6
7
1 2 3 4 1 2 3 4 5 6 7 8 9
F1
F2
2
1
2
1
N1


FUSE
EF
ACC1
ACC2

JP2
T2 TC
P1 P2 P3
+ -
J3
M (Nota 2)
PE
PE
J13
IN(+)
IN(
-
)
Key to symbols
TC Heat demand room thermostat N1 Three-point adjuster
T2 Adjustment thermostat / BOOST function SL LED signalling
EF Burner motor RESET Reset push-button
ACC1 Remote auxiliary ignition transformer EX Connection for cascade appliances
ACC2 Inbuilt ignition transformer ION Ionization electrode
EV1 First valve stage
NOTES
2. Vertical module for setting up 3 of the 11 modulation parameters (available upon request).