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Modbus Organization

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Stellar Tech Energy Services Inc.

MODBUS Data Logger, MDL 2000

Type:  Monitoring Hardware
Description:  The MODBUS Data Logger records and monitors information from a host system, for example a Variable Frequency Drive (VFD), via Modbus RS485. It recognizes and samples "abnormal" values based on user-defined, predetermined threshold limits, and stores data for user analysis.
Connectivity:  Modbus
Features:  Reads and stores values from a VFD or any Modbus device; Writes to a local flash memory on a periodic basis determined by the system setup; Smart Logging feature detects threshold preprogrammed limits; Data log is a circular buffer so most recent data, and maximum history, is always available; User retrieves the logged data on USB memory stick
Specifications:  DIN rail enclosure; Powered directly from the VFD or host system via +24Vdc; Battery backed real-time clock; LED to indicate file transfer in progress; Internal diagnostic LEDs; Data Rate: 2400, 4800, 9600, 19200 baud; Capacity: 8MB