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Product Name: Elliott Digital Governor
Product Description
The EDG (Elliott Digital Governor) is a compact speed control
for mechanical drives or induction generators. The EDG can be configured for
NEMA A or NEMA D operation. The standard enclosure is NEMA 4X and suitable for
wall mounting.
Benefits
• Improved speed control and reliability over hydraulic
governors
• Full operational control - easily misplaced separate
programmer not required
• Low initial cost relative to other electronic and most
hydraulic governors
• Rapid availability relative to other electronic governors
• Sized for 19” rack mounting
Features
• Low initial cost
• No separate programmer needed
• Local speed readout
• Simple push button operation
• Large continuous LCD display
• Two magnetic pickups (MPU) for redundancy
• MPU okay indication
• Remote speed control capability
(4-20 mA DC, 300 ohms)
• Check electrical and mechanical trip
• Fail safe
• Programmable idle speed
• Programmable ramp rate
• Programmable turbine speed
• Pre-programmed electrical trip speed
• 3 to 1 speed range turndown capability
• Governor valve closes when turbine trips
Options
• Remote trip capability (requires solenoid
purchase)
• Remote start/stop capability
• RS422 port
• Remote Idle/Rated
Inputs
Two magnetic pickups
4-20 mA remote speed set point
Remote trip signal
Remote start/stop (when supplied)
Remote Idle/Rated (when supplied)
Outputs
4-20 mA to actuator
4-20 mA to remote speed readout (when
supplied)
Alarm contact for MPU failure
Trip output for trip solenoid
Utilities
• Electrical power
120/230 VAC 50 or 60 hertz; 300 watts max.
Conduit opening – Two holes in bottom for 1”
conduit hubs
• UL and CSA certified, (others available)
• Air for actuator
NEMA A – 40 PSIG min., 150 PSIG max.
NEMA D – 75 PSIG min., 150 PSIG max.
Ambient conditions
Suitable from 0 oF (-18 oC) to 130 oF (55 oC)
Company Details
For nearly 100 years, companies around the world have chosen Elliott for the design, manufacture and service of their critical turbomachinery. Our primary products are centrifugal and axial compressors, steam turbines and power recovery expanders,... more
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