Global
| Certification body | Standard |
|---|---|
| TÜV Rheinland | EN ISO 13849-1
EN ISO 13849-2 IEC 61508 EN 62061 EN 61131-2 IEC 61326-3-1 |
| UL | UL508
ISA12.12.01 UL1998 IEC 61508-3 |
NE1A-SCPU Series
Safety Network Controller
Achieve Safety Control through Programming.
Related Contents
- Safety Controllers
- Features
- Lineup
- Specifications
- Dimensions
- Catalog
last update: December 1, 2020
Certified Standards
Specifications
| Model | NE1A-SCPU01-V1 | NE1A-SCPU02 | |
|---|---|---|---|
| Communications power supply voltage | 11 to 25 VDC supplied via communications connector | ||
| Internal circuit power supply voltage (V0) *1 | 20.4 to 26.4 VDC (24 VDC -15%/+10%) | ||
| I/O power supply voltage (V1, V2) *1 | |||
|
Current consumption |
Communications power supply | 24 VDC, 15 mA | |
| Internal circuit power supply | 24 VDC, 230 mA | 24 VDC, 280 mA | |
| I/O power supply *2 | 24 VDC, 40 mA (Input) 120 mA (Output) |
24 VDC, 80 mA (Input) 150 mA (Output) |
|
| Overvoltage category | II | ||
| Noise immunity | Conforms to IEC61131-2. | ||
| Vibration resistance | 10 to 57 Hz: 0.35 mm, 57 to 150 Hz: 50 m/s2 | ||
| Shock resistance | 150 m/s2: 11 ms | ||
| Mounting method | DIN Track (IEC 60715 TH35-7.5/TH35-15) | ||
| Ambient operating temperature | -10 to 55°C | ||
| Ambient operating humidity | 10% to 95% (with no condensation) | ||
| Ambient storage temperature | -40 to 70°C | ||
| Degree of protection | IP20 | ||
| Serial interface | USB version 1.1 | ||
| Weight | 460 g max. | 690 g max. | |
*1. V0-G0: Internal control circuit
V1-G1 (G): For external input device, test output
V2-G2 (G): For external output device
The two ground terminals on the NE1A-SCPU02 are internally connected.
*2. Not including power consumption for external devices.
V1-G1 (G): For external input device, test output
V2-G2 (G): For external output device
The two ground terminals on the NE1A-SCPU02 are internally connected.
*2. Not including power consumption for external devices.
Safety Input Specifications
| Input type | Sinking inputs (PNP) |
|---|---|
| ON voltage | 11 VDC min. between each terminal and ground |
| OFF voltage | 5 VDC min. between each terminal and ground |
| OFF current | 1 mA max. |
| Input current | 4.5 mA |
Safety Output Specifications
| Output type | Sourcing outputs (PNP) |
|---|---|
| Rated output current | 0.5 A max./output |
| ON residual voltage | 1.2 V max. between each output terminal and V2 |
| Leakage current | 0.1 mA max. |
Test Output Specifications
| Output type | Sourcing outputs (PNP) |
|---|---|
| Rated output current | 0.7 A max./output * |
| ON residual voltage | 1.2 V max. between each output terminal and V1 |
| Leakage current | 0.1 mA max. |
* The maximum current for simultaneously ON outputs is 1.4 A.
(T0 to T3: NE1A-SCPU01-V1, T0 to T7: NE1A-SCPU02)
A 15 to 400-mA, 24-VDC external indicator can be connected to T3 and T7.
(T0 to T3: NE1A-SCPU01-V1, T0 to T7: NE1A-SCPU02)
A 15 to 400-mA, 24-VDC external indicator can be connected to T3 and T7.
DeviceNet Communications Specifications
| Communications protocol | DeviceNet compliant | |||
|---|---|---|---|---|
| Connection form | Multi-drop system and T-branch system can be combined
(for trunk line and branch lines) |
|||
| Communications speed | 500/250/125 kbps | |||
| Communications media | Special cable, 5 conductors
(2 for communications, 2 for power supply, 1 for shielding) |
|||
| Communications distance | Communications
speed |
Max. network length | Branch length | Total branch
length |
| 500 kbps | 100 m max.
(100 m max.) |
500 m max. | 39 m max. | |
| 250 kbps | 250 m max.
(100 m max.) |
78 m max. | ||
| 125 kbps | 500 m max.
(100 m max.) |
156 m max. | ||
| Note: Figures in parentheses ( ) indicate values when a thin cable is used. | ||||
| Communications power supply | 11 to 25 VDC | |||
| No. of connectable nodes | 63 | |||
| Safety I/O communications
(Pre-Ver. 1.0) |
Safety Master function
Max. no. of connections: 16 Max. data size: Input 16 bytes or output 16 bytes (per connection) Connection type: Single-cast, multi-cast Safety Slave function Max. no. of connections: 4 Max. data size: Input 16 bytes or output 16 bytes (per connection) Connection type: Single-cast, multi-cast |
|||
| Safety I/O communications
(unit version 1.0 or later) |
Safety Master function
Max. no. of connections: 32 Max. data size: Input 16 bytes or output 16 bytes (per connection) Connection type: Single-cast, multi-cast Safety Slave function Max. no. of connections: 4 Max. data size: Input 16 bytes or output 16 bytes (per connection) Connection type: Single-cast, multi-cast |
|||
| Standard I/O communications
(all unit versions) |
Standard Slave function
Max. no. of connections: 2 Max. data size: Input 16 bytes or output 16 bytes (per connection) Connection type: Poll, bit-strobe, COS, cyclic |
|||
| Message communications | Max. message length: 552 bytes | |||
last update: December 1, 2020
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