Honeywell HC900 Reference Guide

Function Blocks
MBS Modbus Slave Function Block
Revision 11 HC900 Hybrid Control Designer Function Block Reference Guide 201
2/07
Properties Function Parameter Index # Parameter Description Value or Selection
You must then select
which bit to mask (0-15).
The output will be the
floating-point equivalent
(0.0 or 1.0) of the masked
bit.
Write tab
It looks like this graphically. HTable 62 describes the parameters and the value or selection.
Table 62 MBS Block Write tab configuration parameters
Properties Function Parameter Index # Parameter Description Value or Selection
Edit Input Pins Input Pin
N/A Input pin designation
Register request assigned to
WR1,WR2,WR3, or WR4 pin
Use Register
N/A Register Request
Click on the “Use Register” field
to assign a register to the Input
pin.
Address
(hex)
N/A Register Address
Type in the address of the Write
register (in Hex) on the slave
device
Register
Data Type
N/A Register data type
From the drop down menu,
select the Register Data Type
• Float
• Unsigned 32
• Signed 32
• Unsigned 16
• Signed 16

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