Greengate COOP-896228 ControlKeeper 4 - CK4 by Cooper Lighting
- Capable of mixed load voltages (120/277 VAC) as well as mixed sources
- 4 normally open relays (Relays are integral to control board)
- 4 low voltage input connections
- UL listed Ð UL 916 standard
- NEMA 1 enclosure
- Time schedules with astronomic clock
- Prioritization and masking of switch inputs, schedules, and remotes
- Occupant warn-off and overrides
- RS-232 port and RS-485 network standard