Honeywell HC900 Reference Guide

vi HC900 Hybrid Control Designer Function Block Reference Guide Revision 11
2/07
HCMPR Comparison Calculation Function Block...................................................... H120
HDC Device Control Function Block.......................................................................... H121
HDCMP Deviation Compare Function Block ............................................................. H126
HDDEC Digital Decoder Function Block.................................................................... H129
HDENC Digital Encoder Function Block.................................................................... H131
HDEWP Function Block............................................................................................. H133
HDI Function Block .................................................................................................... H136
H8DI Function Block .................................................................................................. H139
HDIV Function Block.................................................................................................. H142
HDLAY Function Block .............................................................................................. H144
HDO Function Block .................................................................................................. H146
H8DO Function Block ................................................................................................ H149
HDSW Digital Switch Function Block ........................................................................ H152
HENTH Humidity and Enthalpy Function Block......................................................... H153
HFGEN Function Generator Function Block ............................................................. H155
HFI Frequency Input ..................................................................................................H159
HFRCP Force Present Function Block ...................................................................... H163
HFSS Four Selector Switch Function Block .............................................................. H164
HFSYS Fast Logic Status Function Block ................................................................. H167
HHLLM High Low Limiter Function Block .................................................................. H168
HHMON High Monitor Function Block ....................................................................... H170
HHOA Hand/Off/Auto Switch Function Block ............................................................ H172
HHSEL High Selector Function Block ....................................................................... H177
HLDLG Lead/Lag Function Block .............................................................................. H179
HLMON Low Monitor Function Block ........................................................................ H182
HLPSW Loop Switch Function Block......................................................................... H184
HLSEL Low Selector Function Block......................................................................... H186
HLTCH Latch Function Block .................................................................................... H187
HMATH Function Block ............................................................................................. H189
HMBR Modbus Read Function Block ........................................................................ H193
HMBS Modbus Slave Function Block........................................................................ H197
HMBW Modbus Write Function Block ....................................................................... H204
HMDSW Mode Switch Function Block ...................................................................... H208
HMDFL Mode Flag Function Block............................................................................ H210
HMMA Min/Max/Avg Function Block ......................................................................... H212
HMSF Mass Flow Calculation Function Block........................................................... H216
HMUL Multiplier Function Block................................................................................. H219

Honeywell HC900 Specifications

General

Series	HC900
Redundancy	Optional
Programming Language	Function Block Diagram, Ladder Logic, Structured Text
Inputs	Analog, Digital
Outputs	Analog, Digital, Relay
Display	Optional
Control	PID, Advanced Control
Power Supply	24V DC or 100-240V AC
Storage Temperature	-40°C to 85°C
Humidity	5% to 95% non-condensing
Communication Protocols	Modbus, Ethernet