2

NE0A-SCPU01

Safety Input Specifications

Safety Output Specifications

Test Output Specifications

DeviceNet Communications Specifications

Input type

Sinking inputs (PNP)

ON voltage

11 VDC min. between each terminal and ground

OFF voltage

5 VDC max. between each terminal and ground

OFF current

1 mA max.

Input current

4.5 mA

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.

Output type

Sourcing outputs (PNP)

Rated output

current

60 mA

ON residual

voltage

1.2 V max. between each output terminal and V1

Leakage current 0.1 mA max.

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 power

supply

11 to 25 VDC

No. of connectable

nodes

63

Safety I/O communica-

tions

Safety Slave function

• Max. no. of connections: 2 (one each for inputs and outputs)

Multi-cast inputs can be used to enable communications with up to 15 Safety Masters.

• Connection type: Single-cast, multi-cast

Standard I/O communi-

cations

Standard Slave function

• Max. no. of connections: 2

• Connection type: Poll, bit-strobe, COS, cyclic

Message communica-

tions

Max. message length: 502 bytes

Note: Figures in parentheses ( ) indicate values when a thin cable is used.

Communications speed

Max. network length

Branch length

Total branch length

500 kbps

100 m max. (100 m max.)

6 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.