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Installation (continued)
Terminal Block Layout
1. 24VAC 24VAC power supply connection
2. COM Common wire connection to field wiring
3. SENS Input for rain switch
4. PUMP 1 Master valve or pump start output
5. ST1–ST9 Station (valve) field connections
Use a 2 amp fuse
Valve Installation and Power Supply Connection
The purpose of the master valve is to shut off the water supply to the irrigation system
when there is a faulty valve or none of the stations are operating correctly
It is used like a back-up valve or fail safe device and is installed at the start of the irrigation system where it is
connected to the water supply line
24VAC C R M 1 2 3 4 5 6 7 98
PRO469 Manual 2021 v1.indd 13PRO469 Manual 2021 v1.indd 13 15/1/21 9:40 am15/1/21 9:40 am
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