Transcript
IrrigationCaddy H-500 4 Port Expansion Module User Guide The IrrigationCaddy H-500 4 Port Expansion Hub is needed when more than 1 EXP-800 8 Zone Expansion Modules are attached to increase the number of zones. See the diagram below on how the H-500 connects to the IrrigationCaddy IC-W1 WiFi Irrigation Controller. **Compatible only with the IC-W1
