Honeywell HC900 User Manual
Hc900 hybrid controller communications user guide
Table of contents
Document Outline
- Copyright, Notices, and Trademarks
- Warranty/Remedy
- About This Document
- Abstract
- Contacts
- World Wide Web
- Telephone
- Contents
- Tables
- Figures
- 1.
- 1. Introduction
- 2. IEEE 32-bit Floating Point Register Information
- 3. Modbus Double Register Format
- 4. Modbus/TCP & Modbus RTU Function Codes
- 4.1 Function code definitions
- 4.2 Fixed Modbus Map
- 4.3 Function Code 01 – Read Digital Output Status
- 4.4 Function Code 02 - Read Digital Input Status
- 4.5 Function Code 03- Read Holding (Data) Registers
- 4.6 Function Code 04 - Read Input Registers
- 4.7 Function Code 05 - Force Single Digital Output
- 4.8 Function Code 06 - Preset Single Register
- 4.9 Function Code 08 - Loopback Message
- 4.10 Function Codes 16 (10h) - Preset Multiple Registers
- 4.11 Function Code 17 (11h) - Report HC900 ID
- 5. Modbus RTU Exception Codes
- 1.
- 6. Parameters accessible with Function Code 03, 06,10h
- 6.1 Overview
- 6.2 Fixed Map
- 6.3 Miscellaneous Parameters
- 6.4 Loop Values
- 6.5 Analog Input - Function Code 03
- 6.6 Variables
- 6.7 Time
- 6.8 Set Point Programmer
- 6.9 Signal Tags
- 6.10 Scheduler
- 6.11 Sequencer
- 6.12 Stage
- 6.13 Ramp
- 6.14 Hand/OFF/Auto Control
- 6.15 Alternator
- 6.16 Device Control
- 6.17 User Defined Signals and Variables
- 6.18 Custom map parameters
- Index
- Sales and Service