DO-G Module
The Digital OutPut Modules have eight digital outputs.
DO-E Module Specifications:
  8 opto-isolated digital outputs. (Outputs can handle 36V AC or DC when off and conduct up to 250 mA when on.)
  1 Beeper which may be used to signal alarm conditions set-up in the iNetGrow Software. The beeper may also be used to help identify the module from among other modules in the system.