M&M
R
EFRIGERATION
I
NC
. 5-27
Chapter 5: Operational Procedures
Communication Setup
The following table is a sample Communications Setup screen for DF1 and Mod-
bus Communications.
Communications Screen
The following table list the data entry fields and a description of their purpose.
Communications Definitions
COMMUNICATIONS SETUP day mm/dd/yy hh:mm:ss
MODBUS RTU PROTOCOL (COMM1) DF1 PROTOCOL (EXT PORT_2)
---------------------------- -------------------------
UNIT NUMBER xxx UNIT NUMBER xxx
BAUD RATE 9600 BAUD RATE 9600
DATA BITS DATA BITS
PARITY NONE PARITY NONE
STOP BITS STOP BITS
TERM DEFINITION RANGE
UNIT NUMBER
Selects the unit number for communication. The unit number
initializes to the same as the M&M unit number but thereafter
can be changed by the user.
0-255
BAUD
RATE
Selects the baud rate for communications. 2400/4800/9600/19200
DATA
BITS
Selects the number of Databits used for communication.
7/8
PARITY Sets the Parity used for communication. None/Odd/Even
STOP
BITS
Sets the number of Stop Bits to be used for communication.
1/2
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