Honeywell HC900 Reference Guide

Function Blocks
DC Device Control Function Block
124 HC900 Hybrid Control Designer Function Block Reference Guide Revision 11
2/07
Block properties
Double click on the function block to access the function block properties dialog box.
Configuration parameters
Table 39 Device control function block parameters
Properties Group Parameter Index # Parameter Description Value or Selection
Tag Name
N/A 16-character tag name
Display
Descriptor
N/A Block description
16 characters maximum
On Delay
Time (sec)
1
Starting Time – time delay
between RUN request and
Output ON.
This parameter is configurable
from the Operator Interface.
Range: 0 – 99999
seconds (default 0)
Settings
Off Delay
Time (sec)
2
Stopping Time – time delay
before the Output turns OFF after
and OFF request.
This parameter is configurable
from the Operator Interface.
Range: 0 – 99999
seconds (default 0)

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