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120 Safety Network Controller NE1A-SCPU Series Dimensions (Unit: mm) NE1A-SCPU01-V1 NE1A-SCPU02 90.4 (99) 111.1 24VDC × 10 × 1 ON 1 0 1 0 3 2 5 4 7 6 1 0 3 2 5 4 7 6 1 0 3 2 5 4 7 6 9 8 11 10 13 12 15 14 3 2 5 4 7 6 9 8 …

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Safety Network Controller NE1A-SCPU Series 119
Internal Circuit Diagrams
V+
CAN H
DRAIN
CAN L
V-
D+
D-
DeviceNet
Physical Layer
DC-DC Converter
(Non-insulated)
DC-DC Converter
(Insulated)
Safety Input Circuit
Test Output Circuit
Internal Circuit
USB
24 VDC
24 VDC
V0
G0
V1
G1
T0
T3
IN0
IN15
Safety Output Circuit
24 VDC
V2
G2
L
OUT0
L
OUT7
Terminal name Description
V0
Power supply terminal for internal circuit
The two V0 terminals are internally connected.
G0
Power supply terminal for internal circuit
The two G0 terminals are internally connected.
V1
Power supply terminal for external input device and
test output
G1
Power supply terminal for external input device and
test output
V2
Power supply terminal for external output device
G2
Power supply terminal for external output device
IN0 to IN15 Safety input terminal
T0 to T3
Test output terminal
Connected to IN0 to IN15 safety inputs.
Each test output terminal outputs a different test
pulse pattern.
Terminal T3 also supports a current monitoring
function for the output signal.
Example: Muting lamp
OUT0 to OUT7 Safety output terminals
NE1A-SCPU01-V1
V+
CAN H
DRAIN
CAN L
V-
D+
D-
DeviceNet
Physical Layer
DC-DC Converter
(Non-insulated)
DC-DC Converter
(Insulated)
Safety Input Circuit
Test Output Circuit
Internal Circuit
USB
24 VDC
24 VDC
V0
G0
V1
G
T0
T7
IN0
IN39
Safety Output Circuit
24 VDC
V2
G
L
OUT0
L
OUT7
Terminal name Description
V0
Power supply terminal for internal circuit
The two V0 terminals are internally connected.
G0
Power supply terminal for internal circuit
The two G0 terminals are internally connected.
V1
Power supply terminal for external input device and
test output
G
Power supply terminal for external input device and
test output
V2
Power supply terminal for external output device
G
Power supply terminal for external output device
IN0 to IN39 Safety input terminal
T0 to T3
Connected to IN0 to IN19 safety inputs.
Each test output terminal outputs a different test
pulse pattern.
Terminal T3 also supports a current monitoring
function for the output signal.
Example: Muting lamp
T4 to T7
Test output terminal
Connected to IN20 to IN39 safety inputs.
Each test output terminal outputs a different test
pulse pattern.
Terminal T7 also supports a current monitoring
function for the output signal.
Example: Muting lamp
OUT0 to OUT7 Safety output terminals
NE1A-SCPU02
120 Safety Network Controller NE1A-SCPU Series
Dimensions (Unit: mm)
NE1A-SCPU01-V1
NE1A-SCPU02
90.4
(99) 111.1
24VDC
×10 ×1
ON
1
0
1
0
3
2
5
4
7
6
1
0
3
2
5
4
7
6
1
0
3
2
5
4
7
6
9
8
11
10
13
12
15
14
3
2
5
4
7
6
9
8
11
10
13
12
15
14
SAFETY NETWORK CONTROLLER
00
USB
NS
MS
LOCK
COMM
NE1A-SCPU01-V1
NODE ADR
BAUD RATE
V0 G0
24VDC
OUT
IN
V1 G1
V2 G2
T0 T2
T1 T3
V1 G1
V2 G2
T0 T2
T1 T3
V0 G0
1
2
3
4
O
N
(114.1)
131.4
135.6
(99) 111.1
24VDC
×10 ×1
ON
1
0
1
0
3
2
5
4
7
6
1
0
3
2
17
16
19
18
T1
T0
T3
T2
1
0
3
2
17
16
19
18
9
8
11
10
13
12
15
14
3
2
5
4
7
6
9
8
11
10
13
12
15
14
SAFETY NETWORK CONTROLLER
00
USB
NS
MS
LOCK
COMM
NE1A-SCPU02
NODE ADR
BAUD RATE
V0 G0
24VDC
OUTIN
37
36
39
38
IN
IN
V1 G
V2 G
21
20
21
20
23
22
25
24
27
26
5
4
7
6
T5
T4
T7
T6
5
4
7
6
29
28
31
30
33
32
35
34
23
22
25
24
27
26
29
28
31
30
33
32
35
34
OUT
NC NC
NC NC
36 38
37 39
V0 G0
1
2
3
4
O
N
(114.1)
131.4
Safety Network Controller NE1A-SCPU Series 121
Safety Precautions
● Be sure to read the following operation manual for precautions and other details required for correct use of the Safety
Network Controller. CIP Safety on DeviceNet Safety Network Controller Operation Manual (Cat. No. Z906)
Functions Supported According to Unit Version
❍ : Supported, ---: Not supported
● Unit Versions and Network Configurator Versions
Network Configurator version 2.0@ or higher must be used when using a NE1A-SCPU01-V1 or NE1A-SCPU02 Safety Logic Controller with unit
version 2.0.
❍ : Supported, ---: Not supported
*1. It can be used as unit version 1.0.
Note 1: Users who use Network Configurator version 1.5@ or earlier can upgrade to version 1.6@ at no charge.
Note 2: When using Network Configurator version 1.6@, there are no operational differences in the NE1A-SCPU01-V1 and NE1A-SCPU02.
● Version Upgrade
If you have purchased Ver.1.@@, you will need to buy the upgrade CD-ROM. (Refer to page 127.)
Model NE1A-SCPU01 NE1A-SCPU01-V1 NE1A-SCPU02
Function Unit version Pre-Ver. 1.0
Unit version
1.0/2.0
Unit version
1.0/2.0
Logic processing
functions
Maximum program size
(total number of function blocks)
128 254 254
New Function Blocks
• RS flip-flop
• Multiconnector
•Muting
• Enable Switch Monitoring
• Pulse Generator
• Counter
•Comparator
--- ❍❍
Selecting a rising edge as the reset condition for
Reset and Restart function blocks
--- ❍❍
Using local I/O status in logic programming --- ❍❍
Using overall Unit status in logic programming --- ❍❍
Program execution wait functions ---
❍
(Unit version 2.0 or higher)
❍
(Unit version 2.0 or higher)
I/O control functions
Monitoring contact operation counter --- ❍❍
Mounting total ON time monitor --- ❍❍
DeviceNet
communications
functions
Number of safety I/O connections for Safety Master 16 32 32
Selecting operating mode for safety I/O
communications when communications errors
occur
--- ❍❍
Attaching local output data to send data during
slave operation
--- ❍❍
Attaching local I/O monitor data to send data during
slave operation
--- ❍❍
Functions to communicate with devices existing on
other networks
(Off-Link connection)
---
❍
(Unit version 2.0 or higher)
❍
(Unit version 2.0 or higher)
System startup and error
recovery functions
Storing log of nonfatal errors in nonvolatile memory --- ❍❍
Adding function block errors to error log --- ❍❍
EtherNet/IP
communications
functions
I/O communications --- --- ---
Message communications --- --- ---
Read/write of target I/O area --- --- ---
Routing between
DeviceNet and EtherNet/IP
I/O routing --- --- ---
Message routing --- --- ---
UDP/IP message
communications
functions
Message communications by UDP/IP --- --- ---
Model
Network Configurator
Ver. 1.3@ Ver. 1.5@ Ver. 1.6@ Ver. 2.0@/2.1@ Ver.2.2@ Ver.3.3@
NE1A-SCPU01
Pre-Ver. 1.0
❍❍❍❍❍❍
NE1A-SCPU01-V1
Unit version 1.0
✕ ✕❍❍❍❍
NE1A-SCPU02
Unit version 1.0
✕ ✕❍❍❍❍
NE1A-SCPU01-V1
Unit version 2.0
✕✕ ❍ (*1) ❍❍❍
NE1A-SCPU02
Unit version 2.0
✕✕ ❍ (*1) ❍❍❍