Omron DeviceNet CV Series Operation Manual page 207

Environment-resistive Terminals (IP66)
Components of the DRT1-WD16C and DRT1-WD16C-1
DIP switch pins 1 and 2:
Baud rate
(Refer to page 179)
Rotary switches 1 and 2:
Node address
(Refer to page 179)
Internal Circuits
CAN H CAN L
4
5
1 3
DRAIN V−
2
CN1
V+
(Communications
connector)
190
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Output indicators
Indicates the output status of each output.
(Lit when the output is ON.)
0 1 2 3 4 5 6 7
Output connector
The following diagram shows the internal circuits for the DRT1-WD16C Envi-
ronment-resistive Terminal (NPN).
DC-DC
converter
(Isolated)
Photo-
coupler
Photocoupler
Physical
layer
Photo-
coupler
Photocoupler
DC-DC
converter
(Not
isolated)
DeviceNet indicators
(Refer to page 312.)
8 9 10 11 12 13 14 15 MS
External power
supply connector
0 V (for internal circuits)
3
0 V
4
(for outputs)
Voltage
1
step-down
24 V
(for internal
circuits)
Output 0
4
3
G
2
Output 1
Section 5-3
NS
DeviceNet communications
connector
24 V
2 CN2
(for outputs)
(External
power supply
connector)
1
CN3
V