Honeywell UMC800 Reference Manual page 19
Rs232 communications
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Also See for UMC800:
- Installation and user manual (128 pages) ,
- Reference manual (260 pages) ,
- Assembly instruction (3 pages)
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2.10.2 Read Scattered 32-bit Values,
Response Message
Controller to Host: (good message)
Assume values are PV=1002.4, WSP = 1000.0, Output = 10.4, Mode = 4.0 (Local SP, Automatic),
AI Input Value = 500, Failed Input = off.
D L E
S T X
De s ti n at i on
Ad d r e s s
So u r ce A dd r e ss
Se q u e n c e N u m b e r
A c k n o w l e d g e
Sca t t er ed 3 2 bi t Va lu es
# of V a lu es
PV = 1 0 0 2 . 4
WS P = 10 0 0 . 0
Ou tput = 10 .4
Mo de = 4 . 0 ( Lo ca l Se tp oi n t, A ut o Mo de )
AI I np ut V al ue = 5 00
Fai led Inpu t = Of f
C R C
D L E
E T X
Controller to Host (bad message, with a typical error code)
10|02|FF|01|0a|01|7e|80|10|03
8/99
continued
RS232 Communications Reference Manual
Float ing Point IEEE Format
Protocol Description
9
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