The maximum distance of wire used from pump start relay to your irrigation controller (1) should never exceed the numbers listed in the chart below.
Pump Start Relay Maximum Wire Lengths
| MAXIMUM wire length one way (Do NOT go this far!) | ||||||
|---|---|---|---|---|---|---|
| Model | 18Awg | 16Awg | 14Awg | 12Awg | 10Awg | 8Awg |
| PSR-22 | 243 ft | 386 ft | 616 ft | 976 ft | 1551 ft | 2463 ft |
| PSR-52 | 134 ft | 214 ft | 341 ft | 540 ft | 859 ft | 1365 ft |
| PSR-53 | 134 ft | 214 ft | 341 ft | 540 ft | 859 ft | 1365 ft |