Read Analog Parameters; Table 4-1 Analog Parameter Request Format - Honeywell UDC2300 Product Manual

4.2

Read Analog Parameters

Introduction
Request format
40 RS422/485 ASCII Communications Option Product Manual
The Analog identifying codes are codes 001 through 125. Each of these
codes is read using the Request and Response formats shown in tables
4-1 and 4-2.
Table 4-1 lists the request format with or without checksum, for Analog
I.D. codes 001 through 125.
Where:
AA = Station Address
X = UDC State and Mode (Hex – see "Message Exchange")
NNN = Identifying Code for Analog Parameter (001 to 125)
CS = Checksum Value (2 digit hex – see "Checksum")
CR = Carriage Return
LF = Line Feed
Table 4-1 Analog Parameter Request Format
Format Type
With Checksum AA, 4204, X4, NNN, 0, CS CR LF
Without Checksum AA, 0204, X4, NNN, 0, CR LF
Format
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