37
Communications Unit
Section 4-1
Components
DIP Switch Settings
The following diagram shows the functions of the DIP switch.
The following table summarizes the DIP switch settings. (All pins are factory-
set to OFF.)
Note
1.
I/O Units with individual settings, such as Analog Output Units, do not fol-
low this setting; they follow their own setting.
2.
Always turn OFF the power supplies (including the communications power
supply) before changing any settings.
DeviceNet Indicators (MS, NS Indicators)
Indicate the status of the Slave and the network.
Refer to page 199 for details.
DeviceNet Communications Connector
I/O Unit Interface Indicator (TS Indicator)
Shows the communications status of the I/O Unit interface.
Normal communications: Lit green
I/O Unit interface error:
Lit red
Special I/O Unit error:
Flashing green
During initialization:
Not lit
Refer to page 200 for details.
I/O Unit Interface Communications Connector 2
Connects to the I/O Unit interface communications cable.
Power Terminals
Connect to the power
supply for operation
(internal circuit power
supply).
DIP Switch
Set the pins as follows:
Pins 1 to 6:
DeviceNet node number
Pins 7 and 8: DeviceNet baud rate
Pin 9:
Not used
Pin 10:
Hold/clear outputs for communications
errors. (I/O Units with separate settings,
such as Analog Output Units, do not
follow this setting; they follow their own
setting.)
DIN Track Mounting Hooks
Pin(s)
Function
Settings
1 through 6
Node number
Refer to page 38, Node Number Settings
and Baud Rate Settings for details.
7 and 8
Baud rate
9
Reserved for system use.
Always OFF.
10
Hold/Clear outputs for
communications error
OFF: Clear
All output data will be cleared to 0 when a
communications error occurs.
ON: Hold
All output data will be retained when a
communications error occurs. (See note
1.)
Node number
Baud rate
Hold/Clear outputs for
communications error
ON
Содержание DRT1-COM
Страница 1: ...OPERATION MANUAL Cat No W348 E1 05 DRT1 COM GT1 Series DeviceNet MULTIPLE I O TERMINAL ...
Страница 2: ...DRT1 COM GT1 Series DeviceNet MULTIPLE I O TERMINAL Operation Manual Revised May 2003 ...
Страница 3: ...iv ...
Страница 5: ...vi ...
Страница 13: ...xvi EC Directives 6 3 Keep DeviceNet communications cables as short as possible and ground to 100 Ω min ...
Страница 232: ...Authorized Distributor Cat No W348 E1 05 Note Specifications subject to change without notice Printed in Japan ...
Страница 233: ...DRT1 COM GT1 Series DeviceNet MULTIPLE I O TERMINAL Cat No W348 E1 05 OPERATION MANUAL ...