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HRW HPD0440BNMR V401 Manual 111116.doc E. & O. E. / Subject to change without notice Page 18 of 43
Modbus Section
Function
Enter
Result
Options /
Comments
Set Modbus
RTU subnet
baud rate
MRB=…
Subnet comms speed is
set
2400, 4800,
9600
, 19200
Example:
MRB=9600
Set Modbus
RTU subnet
comms
configuration
MRB=…
Subnet comms data
configuration is set
7N1, 7N2,
8N1
,
7O1, 7O2, 8O1, 8O2
7E1, 7E2, 8E1, 8E2
8N2
Example: MRB=8E1
Enable
Modbus
RTU subnet
communicati
on
MRE
Toggles
Enabled/Disabled of
Modbus RTU Subnet
communication
Default Disabled to allow easy
configuration when no Modbus devices
are connected.
Always ‘Enable’ when
Modbus devices are connected and points
are configured!
Diagnostic
display
MRD
Point by point response
codes are displayed
For data stream analysis between the HPE
and the Modbus RTU devices. Also
displays scaled data results within the
point listings
Find
Modbus
point detail
MRF
Point data structure is
revealed from a specified
starting point
Starting point is the register number and
type as set at point 153
View Page
MRP=1…2
Enter MRP=2 to display
the second page of
configured points if used
To return to top of list enter MRP=1
IEEE
Reverse
IR=1
For IEEE Floating Point
registers, Reverse High
Word/Low Word order
When activated IRev=1 will be
displayed at the bottom of the MR
screen. When disabled (IR=0) no
status is displayed
Write values
as default
W Changes
written.
Always do this after making changes that
you wish to be permanent
Exit
communicati
on
X
Communication with
HyperTerminal no longer
active
Auto X after 240sec without key entry.
After
eXit unplug the HPECOM cable to allow
network communication to take place
Logger Section
Function
Enter
Result
Options /
Comments
Upload LOG
Channel
LOG1…8
Upload individual trend
data for logger channel
1…8
Example: LOG3
Upload
Multiple
LOG
channels
LOG1+…7+
Upload trend data for
multiple logger channels
having identical sample
period and identical start
point
Example: LOG3+ will upload channel 3 +
any subsequent channels having the same
sample period and start point as channel 3