Honeywell HC900 Reference Guide

viii HC900 Hybrid Control Designer Function Block Reference Guide Revision 11
2/07
HSTG Stage Function Block...................................................................................... H364
HSTFL Setpoint Scheduler Stage Flags Function Block........................................... H371
HSTRIG Selectable Trigger Function Block .............................................................. H372
HSTSW Setpoint Scheduler State Switch Function Block ........................................ H374
HSUB Subtraction Function Block............................................................................. H375
H4SUB Function Block .............................................................................................. H376
HSW Analog Switch Function Block.......................................................................... H378
HSYNC Function Block ............................................................................................. H380
HTAHD Track and Hold Function Block .................................................................... H382
HTCPR Function Block.............................................................................................. H384
HTCPS Function Block.............................................................................................. H388
HTCPW Function Block............................................................................................. H396
HTGFF Toggle Flip Flop Function Block ................................................................... H400
HTMDT Time and Date Function Block..................................................................... H402
HTOT Totalizer Function Block ................................................................................. H403
HTPO Time Proportional Output Function Block....................................................... H406
HTPSC (3POS) Function Block................................................................................. H409
HTRIG Trigger Function Block .................................................................................. H424
HUPDN Up/Down Function Block ............................................................................. H426
HVLIM Velocity Limiter Function Block ..................................................................... H428
HWCON Write Constant Function Block ................................................................... H430
HWTUN Write Tuning Constants Function Block...................................................... H432
HWVAR Write Variable Function Block..................................................................... H434
HXFR Bumpless Analog Transfer Switch Function Block......................................... H436
HXOR Function Block................................................................................................ H438

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