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Honeywell UDC3500 User Manual

Honeywell UDC3500
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Modbus RTU Function Codes
3/07 UDC3500 Universal Digital Controller Product Manual 339
Register Address Structure
Table 9-1 Integer Parameter Type
Register
Numbers
(Dec)
Name Access Notes
1 Type = 1 NOT SUPPORTED 16-bit Unsigned Integer
2 Attribute NOT SUPPORTED 1 = Read Only,
2 = Read/Write
3 Value (16 bit integer) Read / Write
4 Not Used NOT SUPPORTED
5 Low Range (16 bit integer) NOT SUPPORTED
6 Not Used NOT SUPPORTED
7 High Range (16 bit Integer) NOT SUPPORTED
8 Not Used NOT SUPPORTED
9 to 13 Description Text (ASCII string) NOT SUPPORTED
Table 9-2 Floating Point Parameter Type
Register
Numbers
(Dec)
Name Access Notes
1 Type = 2 NOT SUPPORTED IEEE Floating Point
2 Attribute NOT SUPPORTED 1 = Read Only,
2 = Read/Write
3 Value (float high word) Read / Write
4 Value (float low word) NOT SUPPORTED
5 Low Range (float high word) NOT SUPPORTED
6 Low Range (float low word) NOT SUPPORTED
7 High Range (float high word) NOT SUPPORTED
8 High Range (float low word) NOT SUPPORTED
9 to 13 Description Text (ASCII string) NOT SUPPORTED
Register Count
The register count depends on the data format of the registers being read or written.
Integer data is represented in sixteen bits and is transferred high byte first.
Floating point data is transferred in IEEE 32-bit format.
The register count definitions are:
0001 = Integer Data
0002 = Floating Point Data

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Honeywell UDC3500 Specifications

General IconGeneral
BrandHoneywell
ModelUDC3500
CategoryController
LanguageEnglish

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