Advantage Controls MegaTronMT - Boiler Blowdown Valve Wiring; LD2 Wiring for MegaTron MT

34
Common boiler blowdown valve connections.
MT Megatron Main, Rev. B
Card Slots
(H11, H12)
Comm.
Relay Card Outputs
16-2011-15
6-10
1-5
GND
Display
Interface
Power to
display
LD2
Wiring for
MegaTron MT
Refer to
manual for
additional
information
LED
Cable
LED
Input 1 +
Input 1 -
+12
-12
ORANGE (+4-20)
BROWN (-4-20)
RED (+) 12 VDC
BLACK (ground)
Note: The brown wire to the mA input (-)
may be green instead of brown on some
cables.
Gnd
Gnd
-12
-12
+12
+12
+5
+5
Jumper Block
Spare Power
121110987654321
COM
N.O.
N.C.
MBWA 1075 BLOWDOWN VALVE
(TOP VIEW)
COM
N.O.
N.C.
MBWB 1036 MOTORIZED BALL VALVE
(SIDE VIEW)
SOLENOID VALVE
(TOP VIEW)
3
21
GND ( - GREEN)
N.O. (2 - BLACK)
COM (1 - WHITE)