Omega Products DMD-480-S4 Installation Manual
PHONE: (203)359-1600 1-800-TC OMEGA FAX:(203)359-7700 info@omega.com
V e r s i o n 2.1
4500.BAS
PROGRAM
USER’S MANUAL
DMD-480-S4 Series
AC POWERED BRIDGESENSOR
RS485 INTERFACE
DMD-480-S4 SERIES AC POWERED BRIDGESENSOR - RS232 INTERFACE
DMD-480-S4 Series
SPECIFICATIONS
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info@omega.com
DMD-480-S4 SERIES AC POWERED BRIDGESENSOR - RS232 INTERFACE
DMD-480-S4 Series
PREOPERATION
USER’S MANUAL
A. DMD-480-S4 SERIES HOOK-UP
(REFER TO FIGURE 1 AND TABLE 1 FOR SCREW TERMINAL DESIGNATION)
1. CONNECT AC TO SCREW TERMINALS 14 AND 15 OF THE
DMD-480-S4 SERIES TERMINAL BLOCK.
2. REFER TO FIGURE 3 FOR A SINGLE UNIT RS485 COMMUNICATION
HOOK UP AND TO FIGURE 4 FOR MULTIPLE UNIT HOOK UP.
3. CONNECT THE STRAIN GAGE OUTPUT TO THE DMD-480-S4 ± INPUT,
SCREW TERMINALS 10 AND 11 OF THE DMD-480-S4 TERMINAL BLOCK.
SCREW TERMINAL 10 = +INPUT, SCREW TERMINAL11 = -INPUT.
4. CONNECT THE STRAIN GAGE +EXCITATION INPUT TO +EXCITATION OF
THE DMD-480-S4 TERMINAL BLOCK, SCREW TERMINAL 13, AND THE
STRAIN GAGE -EXCITATION INPUT TO -EXCITATION OF THE DMD-480-S4,
SCREW TERMINAL 12.
DMD-480-S4 Series BLOCK DIAGRAM
FIGURE 1
TABLE 1
TERMINAL FUNCTION
1 COMMON
2 + RX
3 - RX
4 + TX
5 - TX
6 + RX
7 - RX
8 + TX
9 - TX
10 + INPUT
11 - INPUT
12 - EXCITATION
13 + EXCITATION
14 AC
15 AC
One Omega Drive, P.O. Box 4047
Stamford, CT 06907
http://www.omega.com
3
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