509 Intelligent Transformer Monitor

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Advanced transformer monitor for all parameters required to accurately track and control power transformers. New capabilities of the device such as data logging, event recording and dynamic loading analysis help to optimize loading and maximize asset life.
For remote and local monitoring of all critical oil filled transformer parameters including cooling system control and load tap changer monitoring.

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10 relays (1 dedicated for heater control, 1 dedicated for system status) 
for alarm and control based on up to 8 modular inputs of various types
4 magnetically isolated current loop outputs (0-1 or 4-20mA selectable)
RS-232 local setup, RS-485 remote communication, fiber optic  (RS-485) 
communications and Ethernet ports
Cooling monitor model (509-200) for advanced control or load tap changer 
monitor (509-300) model for detailed performance monitoring
USB port for local setup and data logging download