Hanna Instruments HI 8050 - Manual (Page 74)

74
ELECTRICAL CONNECTION DIAGRAM ELECTRICAL CONNECTION DIAGRAM ELECTRICAL CONNECTION DIAGRAM ELECTRICAL CONNECTION DIAGRAM ELECTRICAL CONNECTION DIAGRAM
FRONT
(HI8050)
MAIN
BO
ARD
EC IN SENSOR EC IN SENSOR
TEMP SENSOR TEMP SENSOR
DIFF PRESS 1 DIFF PRESS 1
DIFF PRESS 2 DIFF PRESS 2
UNUSED
- Vs (12V) - Vs (12V)
- Vs (12V) - Vs (12V)
+Vs (12V) +Vs (12V)
+Vs (12V) +Vs (12V)
RS 232 RS 232
IRRIG COUNTER IRRIG COUNTER
EC SENSOR EC SENSOR
pH SENSOR
pH SENSOR
COM IN COM IN
COM IN COM IN
EXT SENSE EXT SENSE
TEMPORARY BREAK TEMPORARY BREAK
EXT TANK EXT TANK
ALK/ACID LEVEL ALK/ACID LEVEL
FERT 4 LEVEL FERT 4 LEVEL
FERT 3 LEVEL FERT 3 LEVEL
FERT 2 LEVEL FERT 2 LEVEL
FERT LEVEL 1 FERT LEVEL 1
WATER 3 INCOMING WATER 3 INCOMING
WATER INCOMING 2 WATER INCOMING 2
WATER INCOMING 1 WATER INCOMING 1
FERT 2 COUNTER FERT 2 COUNTER
EXTENSION
BO
ARD
COM OUT 3 COM OUT 3
COM OUT 3 COM OUT 3
VALVE 1 VALVE 1
VALVE 2
VALVE 3
VALVE 4
VALVE 5 VALVE 5
VALVE 6
VALVE 7
VALVE 8
VALVE 9 VALVE 9
VALVE 10
VALVE 11
VALVE 12
VALVE 13
VALVE 14
VALVE 15
VALVE 16
VALVE 17
VALVE 18 VALVE 18
VALVE 19
VALVE 20
VALVE 21
VALVE 22
VALVE 23
VALVE 24
4 A 4 A
POWER BO
ARD
PE
2 A 2 A
PUMP 1 PUMP 1
PUMP 2 PUMP 2
PUMP 3 PUMP 3
FERT PUMP FERT PUMP
pH OPEN pH OPEN
pH CLOSE pH CLOSE
FILTER 1 FILTER 1
FILTER 2
FERT. 3 CLOSE FERT. 3 CLOSE
COM OUT 1 COM OUT 1
220 Vac 220 Vac
220 Vac 220 Vac
200 mA 200 mA
FERT. 4 OPEN FERT. 4 OPEN
FERT. 4 CLOSE FERT. 4 CLOSE
FERT. 3 OPEN FERT. 3 OPEN
FERT. 1 OPEN FERT. 1 OPEN
FERT. 1 CLOSE FERT. 1 CLOSE
FERT. 2 OPEN FERT. 2 OPEN
FERT. 2 CLOSE FERT. 2 CLOSE
COM OUT 2 COM OUT 2
4 A 4 A
4 A 4 A
IN 24 Vac IN 24 Vac
IN 24 Vac IN 24 Vac
NC ALARM NC ALARM
NO ALARM NO ALARM
COM OUT AL COM OUT AL FERT 1 COUNTER FERT 1 COUNTER
FERT 3 COUNTER FERT 3 COUNTER
FERT 4 COUNTER FERT 4 COUNTER
UNUSED
AGITATOR