Dwyer SC1490 User Manual

Loop Alarm™

Model SC1490 and SCL1490

INSTALLATION INSTRUCTIONS

LOVE CONTROLS

LOVE

®

December, 2004 Page 1 of 8 949-0531 Rev. 2

a Division of Dwyer Instruments, Incorporated

PO Box 338 Michigan City, IN 46361-0338

[phone] [phone] FAX [phone]

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www.love-controls.com

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Getting Started

1.) Using a small screwdriver, ball point pen, etc. set the Input Switch
(SW-1) on the side of the unit for the input range to be used.

2.) Set the Output Switch (SW-2) for the output responses required (see
Output Programming on page 4).

3.) Mount unit into panel. (see Mounting on page 5).

4.) Connect unit to input signal, output signal, and power wiring (see Wir­ing on page 5).

5.) Check calibration (See Calibration on page 6).

Operation description is on page 6
Specifications are on page 7.

Copyright © 2004 Love Controls Division, Dwyer Instruments, Inc. All rights reserved.

949-0531 Rev. 2 Page 2 of 8 December 2004

INPUT PROGRAMMING

Switches 1 through 6 on SW1 allow selection for RTD type.

Use the chart (Figure 1, below) to select the input type and range for your
process. Turn on the appropriate switch(s) (as indicated) on SW1 for the
input range desired.

Figure 1

December, 2004 Page 3 of 8 949-0531 Rev. 2