Nomenclature; Internal Circuits And Terminal Arrangement - Omron DeviceNet DST1 Series Operation Manual

5-3 Safety I/O Terminal with Relay Outputs
5-3-4

Nomenclature

The following figure shows the names of the parts of the DST1-MRD08SL-1.
DeviceNet
communications
connector
• Refer to 4-2 Indicators for information on the LED indicators.
• Refer to 2-4 Connecting the Communications Connector for information on the
DeviceNet communications connector.
• Refer to 5-3-5 Internal Circuits and Terminal Arrangement for information on the
terminal blocks.
5-3-5

Internal Circuits and Terminal Arrangement

The following figure shows the internal circuits of the DST1-MRD08SL-1.
DC-DC
converter
(non-isolated)
V+
CAN
H
DeviceNet
DRAI
physical
N
layer
CAN
L
V-
Input power Safety input circuits
supply circuit (current sinking)
1 2 3 4 5
V0 V0 IN0 IN1
11 12 13 14 15
G0 G0 T0 T1
5-10
Node address switches
Test output circuits
(current sourcing)
6 7 8 9
IN2 IN3 T2 T2 T3
16 17 18 19
T0 T1 G0 G0 G0
LED indicators
Terminal blocks
Internal circuits
Ry0
Output power
supply circuit
10 21 22 23 24
OUT
T3 V1 V1
0
20 31 32 33 34
G0 G1 G1 C0
Safety relays
Ry1 Ry2
25 26 27 28
OUT OUT OUT OUT OUT
0e 1 1e 2 2e
35 36 37 38
C0e C1 C1e C2 C2e
Ry3
29 30
OUT OUT
3 3e
39 40
C3 C3e