model

CPU ST40

order number

UN 288-1ST40-0AA0

Dimensions W x H x D (mm)

125×100×81

Current supply (24 V DC)

300 mA max

Digital input current

4 mA per input used

Consumption(24 V DC)

CPU characteristics

User Memory

24 KB program memory/16 KB data memory/up to 10 KB retentive memory

Onboard digital I/O

24 points input/16 points output

module extension

Up to 6 expansion modules

Signal Board Expansion

Up to 1 signal board

high-speed counter

6 total

Single phase: 6 channels 200 KHz

AB phase: 4 channels 100 KHz

communication

number of ports

Ethernet: 1

Serial Port: 1 (RS485)

Expansion port: optional 485 BD board

programming equipment

Serial port: 1 connection, Ethernet port: 1 connection

CPU (PUT/GET)

Ethernet: Total number of client, server connections 6

power input

voltage range

20.4 ~ 28.8V DC

Power Output

voltage range

20.4 ~ 28.8V DC

Rated output current (max)

300 mA

digital input

Enter the number of points

twenty four

type

sink/source

Rated voltage

Normal DI point: 24 V DC at 4 mA, rated
    High-speed DI point: 24 V DC at 6.5 mA, rated

allowable continuous voltage

30 V DC max

Logic 1 signal (minimum)

I0.0-I0.3: 4VDC at 12.75mA
    I0.6-I1.1: 15VDC at 3.7mA
    Others: 15VDC at 2.5mA

Logic 0 signal (maximum)

I0.0-I0.3: 1VDC at 1mA
    Other inputs: 5VDC at 1mA

filter time

Individually selectable for each channel (points I0.0 to I1.5):
0.2, 0.4, 0.8, 1.6, 3.2, 6.4 and 12.8µs
0.2, 0.4, 0.8, 1.6, 3.2, 6.4 and 12.8ms
Individually selectable for each channel Choices (I1.6 and greater points): 0, 6.4, 12.8ms

digital output

output points

16

type

Solid State - MOSFET (Source)

voltage range

20.4   ~ 28.8 V DC

Rated current per point (maximum

0.5   A