P O W E R S E R I E S C O N T R O L L E R S

Microprocessor-Based SCR Power Controller Designed for Application Flexibility

Watlow has manufactured solid state power controllers for over thirty years. Watlow’s POWER SERIES represents the latest in SCR power controller technology. This microprocessor -based product offers features and application flexibility unmatched by any other SCR power controller on the market today.

Capabilities of Watlow’s POWER SERIES controllers include single-phase and three-phase models from 65 to 250 amps. Field configurable phase angle or zero cross ringfi improves application flexibility on site where you need it.The 50/60Hz independent operation allows utilization almost everywhere in the world without special calibration considerations. Serial communication utilizing Modbus™ protocol provides remote control setup and monitoring of load status from a nearby computer station or control room.

On-board semiconductor fusing improves reliability by protecting the SCRs from heater short circuits. Plus, on-board heater bakeout and control diagnostics can help eliminate initial start up problems. All these benefits are in a touch-safe package that can be quickly and easily mounted in your control cabinet.

Watlow’s POWER SERIES controllers are UL® and C-UL®recognized, so users can be assured that the controllers meet world safety and operational standards.

UL® and C-UL®are registered trademarks of the Underwriter’s Laboratories, Inc. Modbus™ is a trademark of Schneider Automation Inc.

Features and Benefits

Microprocessor-based technology

•Extremely versatile and field configurable

Snap-fit on a pre-mounted plate

•Simplifies installation

Models 65 through 250 amp ratings

•Handles a wide range of loads

Adjustable soft start

•Provides application flexibility

Heater and control diagnostics capability

•Monitors actual heater and controller performance

Electrically touch-safe package

•Enhances safety for installer and users

Serial communications with Modbus™ RTU protocol

•Provides computer control and/or monitoring

Multizone capability

•Increases application flexibility and reduces panel space

WIN-PS-0403

1241 Bundy Boulevard

Winona, Minnesota 55987-5580 USA

Phone: 507-454-5300

Fax: 507-452-4507

Internet: www.watlow.com

e-mail: info@watlow.com

© 2003 Watlow Electric Manufacturing Company
Printed in the USA on Recycled Paper, 15% Postconsumer Waste