Hanna Instruments HI 8050 - Manual (Page 76)

76
DIGIT DIGIT DIGIT DIGIT DIGITAL SENSOR CONNECTION DIA AL SENSOR CONNECTION DIA AL SENSOR CONNECTION DIA AL SENSOR CONNECTION DIA AL SENSOR CONNECTION DIAGRAM GRAM GRAM GRAM GRAM
HI8050
FERTIGA
TION
CONTROLLER
FIL
TER
V
A
LVES
A
G
IT
4
M
A
G
IT
3
M
A
G
IT
2
M
A
G
IT
1
M
PUMP
1
M
24
V
A
C
PE
L N R S T
FIL
TER
-OPEN
FIL
TER
-OPEN
FIL
TER
-C
LOSE
FIL
TER
-C
LOSE
IN 24 VAC
IN 24 VAC
COM OUT 2
FERT 2 CLOSE
FERT 2 OPEN
FERT 1 CLOSE
FERT 1 OPEN
FERT 3 OPEN
FERT 4 CLOSE
FERT 4 OPEN
COM OUT 1
FERT 3 CLOSE
AGITATORS
pH CLOSE
FERT PUMP
PUMP 3
PUMP 1
COM OUT AL
NO ALARM
NC ALARM
IN 220VAC
IN 220VAC
PE
PUMP 2
pH OPEN
FILTER 1
FILTER 2
PUMP
2
M
PUMP
3
M
FERT
1
PUMP
M RS
T
FERT
1
LOW
LEVEL
SIGNAL
FERT
2
PUMP
M RS
T
FERT
2
LOW
LEVEL
SIGNAL
FERT
3
PUMP
M RS
T
FERT
3
LOW
LEVEL
SIGNAL
ALK/A
CID
PUMP
M RS
T
ALK/A
CID
LOW
LEVEL
SIGNAL
FERT
4
PUMP
M RS
T
FERT
4
LOW
LEVEL
SIGNAL
NO
TE
:THE
MO
TORS
FOR
pH
AND
FERTILIZER
PUMPS
MUST
HA
VE
PRO
TECTION
RELA
YS
COMMANDED
BY
THE
LO
W
LEVEL
SENSOR
OF
THE
ITS
TANK
.