Honeywell 7800 Series Manual page 18

RM7890A,B
ASSEMBLY
FIG. 16—Flame detector wiring.
1
2
1 FLAME DETECTOR LEADS ARE COLOR CODED. THE BLUE LEAD MUST BE CONNECTED TO THE F TERMINAL AND THE WHITE
MUST BE CONNECTED TO THE G TERMINAL. THE UV SENSING TUBE IS POLARITY SENSITIVE. REVERSING THE LEADS EVEN
MOMENTARILY CAN DAMAGE OR DESTROY THE UV TUBE.
2 FLAME DETECTOR LEADS ARE COLOR CODED. THE BLUE LEAD MUST BE CONNECTED TO THE F TERMINAL AND THE YELLOW
MUST BE CONNECTED TO THE G TERMINAL. THE UV SENSING TUBE IS POLARITY SENSITIVE. REVERSING THE LEADS EVEN
MOMENTARILY CAN DAMAGE OR DESTROY THE UV TUBE.
INFRARED (C7015)
WHITE
F
BROWN
G
ULTRAVIOLET (C7027/C7035/C7044)
BLUE
F
WHITE
G
SOLID STATE SELF-CHECKING
ULTRAVIOLET (C7012E,F)
BLUE
F
YELLOW
G
WHITE
22
WHITE
L2
BLACK
L1
BLACK
L2
FLAME ROD
X
F
X
G
C7076A,D ULTRAVIOLET DETECTOR
REMOTE
SENSOR
6 F
3a 3b
5 G
4 SHUTTER L1
3 SHUTTER L2
7800 SERIES
F G L2
SOLID STATE
ULTRAVIOLET (C7012A,C)
BLUE
F
YELLOW
2
G
BLACK
L1
BLACK
L2
PHOTOCELL
18
7
EARTH
2b
GROUND
8
2a
1
C7076A
OR
C7076D
2
TERMINAL
BLOCK
L1 (HOT)
L2 (COMMON)
5 22
X
F
X
G
M1969A