Sensor Communications Unit
E3NW
 The Next-generation Sensor Networking Units That Revolutionize the Workplace from Introduction and Startup though Operation
The Next-generation Sensor Networking Units That Revolutionize the Workplace from Introduction and Startup though Operation
Sensor Communications Unit
EtherCAT
| Model | E3NW-ECT | 
| Connectable Sensor Amplifier Units | N-Smart  | 
| Power supply voltage | 24 VDC (20.4 to 26.4 V) | 
| Power and current consumption | 2.4 W max. (Not including the power supplied to Sensors.),  | 
| Indicators | L/A IN indicator (green), L/A OUT indicator (green), PWR indicator (green),  | 
| Vibration resistance (destruction) | 10 to 60 Hz with a 0.7-mm double amplitude, 50 m/s2 at 60 to 150 Hz, for 1.5  | 
| Shock resistance (destruction) | 150 m/s2 for 3 times each in X, Y, and Z directions | 
| Ambient temperature range | Operating: 0 to 55°C; *3  | 
| Ambient humidity range | Operating and storage: 25% to 85% (with no condensation) | 
| Maximum connectable Sensors *3 *4 | 30 (when connected to an OMRON NJ-series Controller, 16 for E2NC-EA10/  | 
| Maximum connectable Distributed  | 8 | 
| Insulation resistance | 20 MΩ min. (at 500 VDC) | 
| Dielectric strength | 500 VAC at 50/60 Hz for 1 min | 
| Mounting method | 35-mm DIN track - mounting | 
| Weight (packed state/Unit only) | Approx. 185 g/approx. 95 g | 
| Materials | Polycarbonate | 
| Accessories | Power supply connector, communications connector for E3NW-DS connection,  | 
1. The E3NX-CA0 is supported for firmware version 1.06 or higher (Sensor Communications Units manufactured in 
        June 2016 or later). 
 2. The E9NC-TA0 is supported for firmware version 1.03 or higher (Sensor Communications Units manufactured in 
        July 2014 or later). 
 3. Temperature Limitations Based on Number of Connected Amplifier Units: 
        Groups of 1 or 2 Amplifier Units: 0 to 55°C, Groups of 3 to 10 Amplifier Units: 0 to 50°C, Groups of 11 to 16 Amplifier 
        Units: 0 to 45°C, Groups of 17 to 30 Amplifier Units: 0 to 40°C 
 4. This is the total number of Sensors that can be connected to the Sensor Communications Unit and Distributed Sensor 
       Units.
Communications Specifications
| Item | Specification | 
| Communications protocol | Dedicated protocol for EtherCAT | 
| Modulation | Baseband method | 
| Baud rate | 100 Mbps | 
| Physical layer | 100BASE-TX (IEEE 802.3u) | 
| Topology | Daisy chain | 
| Communications media | STP category 5 or higher | 
| Communications distance | Distance between nodes: 100 m max. | 
| Noise immunity | Conforms to IEC 61000-4-4, 1 kV or higher | 
| Node address setting method | Set with decimal rotary switches or software *1 | 
| Node address range | 000 to 192 *2 | 
1. The software setting is used when the node address setting switches are set to 0. 
 2. The range depends on the EtherCAT master that is used. Refer to the E3NW-ECT EtherCAT Digital Sensor 
        Communications Unit Operation Manual (Cat. No. E429) for details.
CompoNet
| Model | E3NW-CRT | 
| Connectable Sensor Amplifier Units | N-Smart  | 
| Power supply voltage | 14 to 26.4 VDC | 
| Power and current consumption | At 24 VDC  | 
| Indicators | MS (Machine Status) indicator (green/red), NS (Network Status) indicator  | 
| Vibration resistance (destruction) | 10 to 60 Hz with a 0.7-mm double amplitude, 50 m/s2 at 60 to 150 Hz, for 1.5  | 
| Shock resistance (destruction) | 150 m/s2 for 3 times each in X, Y, and Z directions | 
| Ambient temperature range | Operating: 0 to 55°C; *1  | 
| Ambient humidity range | Operating and storage: 25% to 85% (with no condensation) | 
| Maximum connectable Sensors *1 | 16 *2 | 
| Maximum connectable Distributed  | 8 | 
| Insulation resistance | 20 MΩ min. (at 500 VDC) | 
| Dielectric strength | 500 VAC at 50/60 Hz for 1 min | 
| Mounting method | 35-mm DIN track - mounting | 
| Weight (packed state/Unit only) | Approx. 165 g/approx. 70 g | 
| Materials | Polycarbonate | 
| Accessories | Communications connector for E3NW-DS connection, DIN Track End Plates  | 
1. Temperature Limitations Based on Number of Connected Amplifier Units: 
        Groups of 1 or 2 Amplifier Units: 0 to 55°C, Groups of 3 to 10 Amplifier Units: 0 to 50°C, Groups of 11 to 16 Amplifier 
        Units: 0 to 45°C 
 2. This is the total number of Sensors that can be connected to the Sensor Communications Unit and Distributed Sensor 
       Units.
Communications Specifications
| Item | Specifications | 
| Communications method | Dedicated protocol for CompoNet | 
| Types of communications | Remote I/O communications (program-free, constant sharing of data) and message | 
| Baud rate | 4 Mbps, 3 Mbps, 1.5 Mbps, 93.75 kbps | 
| Modulation | Baseband method | 
| Coding | Manchester code | 
| Error control | Manchester encoding rules and CRC | 
| Communications media | The following media can be used. | 
| Communications | Refer to 1-2-1 Cable Types, Maximum Distances, and Number of Slave Units in the | 
| Signal lines | Two lines: BDH (communications data high) and BDL (communications data low) | 
| Power lines | Two lines: BS+ and BS- (power for communications and internal Slave Unit circuits) | 
| Connection forms | Round Cable II, Flat Cable I, or Flat Cable II at a baud rate of 93.75 kbps: No restrictions | 
| Connections for Slave Units and Repeater Units: T-branch or multidrop connections | |
| Noise immunity | Conforms to IEC 61000-4-4, 1 kV or higher | 
| Address setting method | Decimal rotary address switch | 
| Address range | 0 to 62 | 
CC-Link
| Model | E3NW-CCL | 
| Connectable Sensor Amplifier Units | N-Smart  | 
| Power supply voltage | 24 VDC (20.4 to 26.4 V) | 
| Power and current consumption | 2.4 W max. (Not including the power supplied to Sensors.),  | 
| Indicators | RUN indicator (green), ERROR indicator (red), and SS (Sensor Status) indicator  | 
| Vibration resistance (destruction) | 10 to 60 Hz with a 0.7-mm double amplitude, 50 m/s2 at 60 to 150 Hz, for 1.5  | 
| Shock resistance (destruction) | 150 m/s2 for 3 times each in X, Y, and Z directions | 
| Ambient temperature range | Operating: 0 to 55°C; *2  | 
| Ambient humidity range | Operating and storage: 25% to 85% (with no condensation) | 
| Maximum connectable Sensors *2 | 16 *3 | 
| Maximum connectable Distributed  | 8 | 
| Insulation resistance | 20 MΩ min. (at 500 VDC) | 
| Dielectric strength | 500 VAC at 50/60 Hz for 1 min | 
| Mounting method | 35-mm DIN track - mounting | 
| Weight (packed state/Unit only) | Approx. 180 g/approx. 80 g | 
| Materials | Polycarbonate | 
| Accessories | Power Supply Connector, E3NW-DS Communications Connector,  | 
1. The E9NC-TA0 is supported for firmware version 1.03 or higher (Sensor Communications Units manufactured in 
        July 2014 or later). 
 2. Temperature Limitations Based on Number of Connected Amplifier Units: 
        Groups of 1 or 2 Amplifier Units: 0 to 55°C, Groups of 3 to 10 Amplifier Units: 0 to 50°C, Groups of 11 to 16 Amplifier 
        Units: 0 to 45°C 
 3. This is the total number of Sensors that can be connected to the Sensor Communications Unit and Distributed Sensor 
       Units.
Communications Specifications
| Item | Specifications | 
| Communications protocol | Dedicated protocol for CC-Link | 
| Communications method | Broadcast polling | 
| Baud rate | 10 Mbps/5 Mbps/2.5 Mbps/625 kbps/156 kbps | 
| Physical layer | Bus (based on EIA RS485) | 
| Topology | Daisy chain (T-branching can be used.) | 
| Communications media | CC-Link Cables | 
| Communications distance | Cable length between nodes: 20 cm min.  | 
| Noise immunity | Conforms to IEC 61000-4-4, 1 kV or higher | 
| Address setting method | Decimal rotary address switch | 
| Address range | 64 max. * | 
| Synchronization mode | Cyclic transmissions (synchronization) | 
* The range depends on the CC-Link master that is used. Refer to 5-3-2 Node Setting Switches in the E3NW-CCL CC- 
     Link Digital Sensor Communications Unit Operation Manual (Cat. No. E431) for details.
Distributed Sensor Unit
| Model | E3NW-DS | 
| Connectable Sensor Amplifier Units | N-Smart  | 
| Power supply voltage | 24 VDC (20.4 to 26.4 V) | 
| Power and current consumption | 2 W max. (Not including the power supplied to Sensors.),  | 
| Indicators | RUN indicator (green) and SS (Sensor Status) indicator (green/red) | 
| Vibration resistance (destruction) | 10 to 60 Hz with a 0.7-mm double amplitude, 50 m/s2 at 60 to 150 Hz, for 1.5  | 
| Shock resistance (destruction) | 150 m/s2 for 3 times each in X, Y, and Z directions | 
| Ambient temperature range | Operating: 0 to 55°C; *  | 
| Ambient humidity range | Operating and storage: 25% to 85% (with no condensation) | 
| Maximum connectable Sensors * | 10 | 
| Insulation resistance | 20 MΩ min. (at 500 VDC) | 
| Dielectric strength | 500 VAC at 50/60 Hz for 1 min | 
| Mounting method | 35-mm DIN track - mounting | 
| Weight (packed state/Unit only) | Approx. 160 g/approx. 40 g | 
| Materials | Polycarbonate | 
| Accessories | Power supply/communications connector, DIN Track End Plates (2 pieces),  | 
* Temperature Limitations Based on Number of Connected Amplifier Units: 
     Groups of 1 or 2 Amplifier Units: 0 to 55°C, Groups of 3 to 10 Amplifier Units: 0 to 50°C
 
															 
															 
															 
															