KB Electronics KBRG-255 User Manual

KB Electronics Software

“The Right Control for Your Application.”

12095 NW 39 Street, Coral Springs, FL 33065-2516

Telephone: 954-346-4900; Fax: 954-346-3377

KB Electronics, Inc.

www.kbelectronics.com

KBRG-240D (Part No. 8800), KBRG-225D (Part No. 8802), KBRG-255 (Part No. 8821)

Installation and Operation Manual Supplemental Information

(A42143) – Rev. A00 – 2/27/2007– Z4431A00

Page 1 of 2

This supplement is for Models KBRG-240D, KBRG-225D, and KBRG-255 Installation and Operation Manuals (Part Nos. A40260 and A40287)
until the new manuals are available. The manuals must be read and understood before operating these controls. For further assistance,
contact our Sales Department at 954-346-4900 or Toll Free at 800-221-6570 (outside Florida).

These Controls have been Converted to Surface Mount Technology (SMT)

The OFFSET and TCL trimpots have been moved to be aligned with the other trimpots. The General Performance Specifications, Electrical
Ratings, Mechanical Specifications, and Connection Diagrams have not changed. The Parts Lists and Schematics in the manuals no longer
apply to these controls and should not be used. See Figure 1, below, for Models KBRG-225D and KBRG-240D Logic Board’s Trimpot and
Jumper location changes. See Figure 2, on page 2, for Model KBRG-255 Logic Board’s Trimpot and Jumper location changes.

Figure 1

Models KBRG-225D and KBRG-240D Logic Board Layout