Got Side Settings; Setting Communication Interface (Communication Settings); Communication Detail Settings - Mitsubishi Electric GOT1000 Series Connection Manual

4.4 GOT Side Settings

4.4.1 Setting communication
interface (Communication
settings)
Set the channel of the equipment to be connected to the
GOT.
2.
1.
Select [Common]
menu.
2.
The Controller Setting window is displayed. Select the
channel to be used from the list menu.
3.
Set the following items.
• Manufacturer: MODBUS
• Controller Type: MODBUS
• I/F: Interface to be used
• Driver: MODBUS/RTU
4.
The detailed setting is displayed after Manufacturer,
Controller Type, I/F, and Driver are set.
Make the settings according to the usage
environment.

4.4.2 Communication detail settings

Click the [OK] button when settings are completed.
POINT POINT POINT
The settings of connecting equipment can be set and
confirmed in [I/F Communication Setting]. For details,
refer to the following.
1.1.2 I/F communication setting
4 - 12
4. MODBUS(R)/RTU CONNECTION

4.4 GOT Side Settings

4.
Click!
[Controller Setting] from the
4.4.2
Make the settings according to the usage environment.
3.
Item
Transmission
Speed
Data Bit
Stop Bit
Parity
Retry
Timeout Time
Host Address
*1
Delay Time
32bit Storage
*1 The GOT ensures in advance the minimum interval (3.5
characters time) for communication frame defined in the
MODBUS
Therefore, the actual send delay time is as follows.
Actual send
delay time
When connecting to MODBUS
requires a delay longer than 3.5 character time, adjust the
send delay time.
Communication detail settings
Description
Set this item when change the
transmission speed used for
communication with the connected
equipment.
(Default: 19200bps)
Set this item when change the data
length used for communication with
the connected equipment.
(Default: 8bits)
Specify the stop bit length for
communications.
(Default: 1bit)
Specify whether or not to perform a
parity check, and how it is performed
during communication.
(Default: Even)
Set the number of retries to be
performed when a communication
error occurs.
(Default: 3times)
Set the time period for a
communication to time out.
(Default: 3sec)
Specify the host address in the
network of the GOT.
(Default: 1)
Set this item to adjust the
transmission timing of the
communication request from the GOT.
(Default: 0ms)
Select the steps to store two words
(32-bit data).
(Default: LH Order)
®
/RTU.
Send delay time set in
the communication
= +
detail setting
Minimum interval for
communication frame
defined in MODBUS/RTU
®
/RTU equipment which
Range
9600bps,
19200bps,
38400bps,
57600bps,
115200bps
7bits/8bits
1bit/2bits
None
Even
Odd
0 to 5times
3 to 30sec
1 to 247
0 to 300ms
LH Order/HL
Order
3.5 character
time