Internal Circuits And Terminal Arrangement - Omron DEVICENET SAFETY - 04-2005 Operation Manual

• Refer to 2-4 Connecting the Communications Connector (page 39) for information on the DeviceNet
communications connector.
• Refer to 5-2-5 Internal Circuits and Terminal Arrangement (page 64) for information on the terminal
blocks.
5-2-5

Internal Circuits and Terminal Arrangement

The following figure shows the internal circuits of the DST1-MD16SL-1.
V+
CAN
H
DRAI
N
CAN
L
V-
Inputpower
supplycircuit
1 2
V0 V0
11 12
G0 G0
The following table shows the terminal arrangement of the terminal blocks on the DST1-MD16SL-1.
Terminals
1,2
11,12
3 to 10
13 to 20
21, 22
31, 32
23 to 30
33 to 40
64
DC-DC
converter
(non-isolated)
DeviceNet
physical
layer
Safetyinputcircuits
(currentsinking)
3 4 5 6 7 8
IN0 IN1 IN2 IN3 IN4
13 14 15 16 17 18
T0 T1 T0 T1 T0
Names
V0
G0
IN0 to IN7
T0 to T3
V1
G1
OUT0 to OUT7
G1
Internal circuits
Testoutput
Outputpower
circuits
supplycircuit
(currentsourcing)
9 10 21 22 23
IN5 IN6 IN7 V1 V1
19 20 31 32 33
T1 T2 T3 G1 G1
Functions
Power terminals for the input devices and test outputs. (24VDC)
Terminals for safety inputs
Terminals for test outputs
Power terminals for the output devices. (24VDC)
Terminals for safety outputs
Common terminals. Terminals 31 to 40 are internally connected.
Safetyoutputcircuit
(surrentsourcing)
24 25 26 27 28
OUT OUT OUT OUT OUT OUT
0 1 2 3 4 5
34 35 36 37 38
G1 G1 G1 G1 G1 G1
Section 5: DST1-series
29 30
OUT OUT
6 7
39 40
G1 G1