DRT1-ID/OD
DRT1-ID/OD
3
Indicators
Indicator
Display
Color
Meaning
MS
Lit
Green
The Unit is normal.
Flashes
No node number has been set.
Lit
Red
The Unit has a fatal error.
Flashes
The Unit has a nonfatal error.
Not lit
No power is supplied to the Unit.
NS
Lit
Green
The communications path is complete.
Flashes
The communications path is incomplete.
Lit
Red
A fatal communications error has occurred.
Flashes
Red
A nonfatal communications error has occurred.
Not lit
The communications power supply is OFF.
0 to 15
(
t )
Lit
Yellow
The corresponding I/O signal is ON.
(see note)
Not lit
The corresponding I/O signal is OFF.
Note:
The DRT1-
D08 does not have indicators 8 to 15.
I/O Terminals
DIP Switch
Used for node number setting, baud rate set-
tings, and holding or clearing outputs for com-
munications error.
Note:
1. Always turn OFF the Unit and the commu-
nications power supply before changing
DIP switch settings.
2. Pin 9 is not used. Always set pin 9 to OFF.
I/O Device Power Supply Terminals
Connected internally to the I/O power supply terminals.
Internal Circuit Power Supply Terminals
Connect a 24-VDC power supply.
I/O Power Supply Terminals
Connect a 24-VDC power supply.
Supply a maximum of 2 A at 24 VDC.
Baud Rate Setting
Node Number Settings
Output
HOLD/
CLEAR Mode
Baud Rate Settings
Pin 8
Pin 7
125,000 bps
OFF
OFF
250,000 bps
OFF
ON
500,000 bps
ON
OFF
Note:
1. Setting both pins 7 and 8 to OFF is not allowed.
2. Pins 7 and 8 are factory-set to OFF.
Output HOLD/CLEAR Mode
Mode
Pin 10
HOLD
ON
CLEAR
OFF
Note:
1. Pin 9 is NC.
2. Pin 10 of the DRT1-ID08 or DRT1-ID16 is not used.
3. Pin 10 is factory-set to OFF.
