User`s manual

Western Reserve Controls 1782-JDM User’s Manual
PUB 24.0
13
Table 3-7 Configuration Parameters
Parameter
Param.
Instance
Description Parameter Choices
Default
Setting
Default
Value
Modbus Mode
1
Modbus communications
protocol
0 = ASCII, 1 = RTU ASCII 0
Device Rx Data Size
2
Max size of bytes received
from the Modbus device
0 – 100 48 48
Device Tx Data Size
3
Max size of bytes
transmitted to the Modbus
device
0 – 100 48 48
Modbus Baud rate
4
Serial link communications
speed
0 = 9600, 1 = 300, 2
= 600, 3 = 1200, 4 =
2400, 5 = 4800, 6 =
19.2k, 7 = 38.4k
9600 0
DeviceNet Baud
rate
5
DeviceNet communications
speed
0 = 125k, 1 = 250k, 2
= 500k, 3 =
Autobaud
Autobaud 3
Modbus Time-out
Time
6
Time to wait in 8 ms ticks
for a Modbus response
from the device before
declaring an error
0 = No time out, 1 –
255 = 8 ms – 2 sec
No time-out 0
Output Fault Action
7
Action to take upon a fault
of the DeviceNet
communications link
0 = No Action, 1 =
Transmit String
No Action 0
Output Fault Value /
string
8
The ASCII or binary string
sent to out the Modbus port
if Output Fault Action is 1.
<user-defined
string>
Read
Exception
Status
Command
0x01,
0x07
Output Idle Action
9
Action to take upon an Idle
condition of the DeviceNet
communications link
0 = No Action, 1 =
Transmit String
No Action 0
Output Idle Value /
string
10
The ASCII or binary string
sent to out the Modbus port
if Output Idle Action is 1.
<user-defined
string>
Read
Exception
Status
Command
0x01,
0x07
Serial
communications
framing format
11
Framing parameters for the
serial communications link
0 = 7,N, 2
1 = 7, O, 1
2 = 7, E, 1
3 = 8,N, 2
4 = 8, O, 1
5 = 8, E, 1
7N2 0
Definitions of these parameters are as follows: