Qualitrol 509ITM Series, Manual

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www.qualitrolcorp.com
The 509ITM offers:
• Advanced thermal modeling of winding temperatures
• Superior temperature control for higher loads
• Integrated Load Tap Changer (LTC) temperature monitoring
• Standalone or networked substation monitoring
• Diagnostic tools for condition based maintenance
• Eight, Form C programmable relays to operate cooling equipment, signal alarms, and
provide trip functions, depending on transformer conditions
• Four, 0 - 1 or 4 - 20 mA DC loops for use with SCADA systems
• Digital communication ports RS-232 and RS-485
The device is easy to install and use. It is designed to be mounted outdoors, with a heater
available inside the enclosure, in a transformer control cabinet, and it is powered by a
universal power supply of 100 - 240 VAC 47 - 63 Hz single-phase power or 45 - 260 VDC. It
comes with user-friendly, computer-aided setup software that can be supplied with non-
intrusive, easy-to-retrofit sensors.
About These Hardware Instructions
These Hardware Instructions provide all the information you will need to configure, install,
and operate your 509ITM. They are organized into the following sections:
Controls, Indicators, and Modules - Diagrams and brief descriptions to help you locate
and understand basic functions of each of the controls, indicators, and modules that make
up the 509ITM.
Installation - Illustrated instructions to guide you through mounting, supplying power to, and
wiring your transformer monitor.
Operation - A description of automatic operation, as well as easy instructions on viewing
parameters and set points, resetting memories, programming the 509ITM using the Keypad,
and testing the system.
Functional Specifications - A detailed, functional specification of the monitor.
Appendix - A functional wiring diagram for your reference, an example of the front panel
menu diagram, and a rear cover view.