Dwyer SCL1090 User Manual
Loop Alarm™
Models SC1090 and SCL1090
INSTALLATION INSTRUCTIONS
LOVE CONTROLS
LOVE
®
949-0529 Rev. 2 Page 1 of 8 December, 2004
a Division of Dwyer Instruments, Incorporated
PO Box 338 Michigan City, IN 46361-0338
(800) 828-4588 (219) 879-8000 FAX (219) 872-9057
❍
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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 Mode Switch
(SW-1) on the side of the unit for the type of input to be used. Set the
Input Range Switch (SW-4 for the input range desired (see Input Programming on page 3).
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.
December, 2004 Page 2 of 8 949-0529 Rev. 2
INPUT PROGRAMMING
12345678
ON
Use the following chart to select the input type and range for your process.
Turn on the appropriate switch(s) (as indicated) on SW1 for the input and
SW4 for the range desired.
RANGE SELECTION CHART
VOLTAGE
CURRENT
UNIPOLAR
BIPOLAR
ZERO BASED
ZERO +20%
290-2887
MODE
1234
RANGE
10mV/1mA
50mV/5mA
100mV/10mA
200mV/20mA
0.5V/50mA
1V/100mA
5V
10V
INPUT
ON
1 2 3 4
ON
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
SW1
SW4
KEY
=ON
= OFF
BLANK =
NOT
APPLICABLE
POPULAR INPUT RANGE SETUPS
For all of the settings below, all switches are assumed to be off unless
noted.
4 to 20 mA:
On switch SW-1 tur n on switches 1, 2, and 4. On switch SW-4 turn on
switch 4.
10 to 50 mA:
On switch SW-1 tur n on switches 1, 2, and 4. On switch SW-4 tur n on
switch 5.
0 to 20 mA:
On switch SW-1 turn on switches 1 and 2. On switch SW-4 turn on switch
4.
0 to 10 V:
On switch SW-1 turn on switch 2. On switch SW-4 turn on switch 8.
-10 to +10 mV:
On switch SW-1 turn on switch 3. On switch SW-4 turn on switch 1.
949-0529 Rev. 2 Page 3 of 8 December, 2004
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