Morningstar RD-1 Relay Driver
Logic Module Accessory for Solar Controllers

DIN Rail Mounted Relay Driver with Relays
Morningstar’s Relay Driver is a logic module which provides high level system control functions such as high/low voltage alarms, load control and generator start. The product controls four independent relay driver outputs by reading digital data inputs from Morningstar’s TriStar controller or by reading battery voltage when used in systems with other controllers.
RD-1 Features & Benefits
Cost Effective
The four channels provide up to four high level system control functions at a lower cost compared to other alarm and generator start packages.
High Reliability
The four channels provide up to four high level system control functions at a lower cost compared to other alarm and generator start packages.
Flexibility
The four channels provide up to four high level system control functions at a lower cost compared to other alarm and generator start packages.
Fully Programmable
The four channels provide up to four high level system control functions at a lower cost compared to other alarm and generator start packages.
Advanced Generator Control
The four channels provide up to four high level system control functions at a lower cost compared to other alarm and generator start packages.
Industrial Design
The four channels provide up to four high level system control functions at a lower cost compared to other alarm and generator start packages.
LED Indicators
Displays power and status of each channel as well as faults and data sampling intervals.
Typical Relay Driver Functions
• High and Low Alarm Contacts for Industrial Applications
• Load Control Including High Power Applications (pumps and large motors)
• Temperature Controlled Settings for Battery Fans or Cooling Vents
• Generator Start Functions
• Auxiliary AC Backup Charge Control
About MSView
MSView is a downloadable software program that provides real-time data display, customizable data logging, historical graph display of logged data, and an easy to use interface with integrated help menus.
MSView also features several setup and configuration wizards for the TriStar, TriStar-MPPT, TriStar-MPPT 600V, SunSaver MPPT, ProStar MPPT, ProStar Gen3, SunSaver Duo, and Relay Driver.
Morningstar RD-1 Warranty
All of Morningstar’s charge controller components are warranted to be free from defects in material and workmanship for a period of FIVE (5) years from the date of shipment to the original end user. Morningstar will, at its option, repair or replace any such defective products.
Contact us toll-free: (877) 297-0014
Read more about Morningstar charge controllers.