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Technical Parameters



order number

UN 288-1SR30-0AA0

Dimensions W x H x D (mm)


Current supply (24 V DC)

300 mA max

Digital Input Current Consumption (24 V DC)

4 mA per point input used

CPU characteristics

user memory

24 KB program memory/12 KB data up to 10 KB retentive memory

Onboard digital I/O

18 points input/12 points output

module extension

Up to 6 expansion modules

Signal Board Expansion

Up to 1 signal board

high speed counter

6 in total

Single phase: 6 channels 200 KHz

AB phase: 4 channels 100 KHz


Number of ports

Ethernet: 1

Serial Ports: 1 (RS485)

Expansion port: optional 485 BD board

programming device

Serial port: 1 connection, Ethernet port: 1 connection


Ethernet: total number of client and server connections 6

power input

voltage range

85 ~ 264 V AC

Power Output

voltage range

20.4 ~ 28.8 V DC

Rated output current (maximum)

300 mA

digital input

Enter points




Rated voltage

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

Allowable continuous voltage

30 V DC max

Logic 1 signal (minimum)

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

Logic 0 signal (maximum)

5V DC at 1mA

filter time

Each channel can be selected individually (points I0.0 to I1.5):

0.2, 0.4, 0.8, 1.6, 3.2, 6.4 and 12.8ms

Individually selectable for each channel (I1.6 and greater): 0, 6.4, 12.8ms

digital output

output points



relay, dry contact

voltage range

5 ~ 30 V DC
    or 5 ~ 250 V AC

Rated current per point (maximum

2.0 A

Analog input and output


Side View

Dimensions (mm)

Wiring Diagram

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