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Iot CPU ST20 DC/DC/DC

Model noST20Article No E7 288-1ST20-0AG6 Description Iot CPU ST20, Transistor Conventional normDimensions WxHxD(mm)90×100×81mm

Model no

ST20

Article No

E7 288-1ST20-0AG6

Description

Iot CPU ST20, Transistor

Dimensions WxHxD(mm)

90×100×81mm

I/O

12DI/8DO
Product parameters Wiring diagram Relevant information
Specification parameters Model no

CPU ST20 DC/DC/DC

Article No

E7 288-1ST20-0AG6

Description

Iot CPU ST20, Transistor

Conventional norm

Dimensions WxHxD(mm)

90×100×81mm

Power Consumption

14W

Available currentSM bus

max.1400mA

Available current24V DC

max.300mA
CPU Features

Program Memory (KB)

12

Data Memory (KB)

8

Retentive Memory (KB)

10

Data Preservation

permanent

Built-in I/O

Digital Input/Output

12 input /8 output

Analog Input/Output

Process Image Size

256-bit input (I)/256-bit output (Q)

Analog Image

56 words input (AI) 56 words output (AQ)

Expansion Modules Allowed

Up to 6 modules

High speed counter (total)

6 in total

  .Single Phase

4 200KHz + 2 30KHz

  .Quadrature Phase

2 100KHz + 2 20KHz

Pulse output

2 100KHz

Timer

Non-holding (or not retained) (TON, TOF):192
Holding (or retained) : 64

Counters

256

Bit memory(M)

256 bits

Cycle Interrupt

2 in total, T32 and T96  have a resolution of 1ms

Interrupt Edge

4 up and 4 down

Real Time Clock

Usually 7 days, at least 6 days at 25°C

Memory card

support

Signal expansion boar

Integrated DB 206NG

Performance/ Processing Time

 .Boolean

0.35uS/instruction

 .Moving Word Operations

1.2uS/instruction

 .Floating Point

1.7uS/instruction

Communications Built-in

Ports

Ethernet: 1
RS485 port: 2 (DB9)
Additional DB board 485 interface: 1 (CM01)

HMI Connections

Ethernet:5 Connect; 
Serial port:4 Connect

Programming (PG)

1Connect

Etherne

Upload and download program: support touch screen;
Host computer communication: support MODBUS TCP
CPU(PUT/GET) support 5 links

Data Transmission rate

Ethernet:10/100 Mb/s;
RS485 System Protocol:9600,19200 and 187500 b/s;
RS485 free port:1200 to 115200 b/s

Isolation

Ethernet:Transformer isolation,1500VDC;
RS485:None

Cable type

Ethernet:CAT5e Shielded cable

RS485:PROFIBUS Network cable

Power 

Input Voltage

20.4-28.8V DC

Input current(CPU only)

190mA(w/o 300mA power supply output of the sensor)when CPU only at 24V AC
470mA(w/ 300mA power supply output of the sensor)when CPU only at 24V AC

Input current(Includes CPU and all expansion accessories)

300mA at 120VAC 190mA at 240VAC

Inrush Current (Max)

680mA at 24V AC   

Sensor voltage

11.7A at 28.8V DC

Isolation

Input to logic

1500VAC,1min

Sensor to logic

No quarantine
Digital Input

Number of Inputs

12
Input type The sinking /sourcing type ( IEC type1 sinking, excepting I0.0 to I0.3)
Allowable Continuous Voltage Max.30VDC
Surge voltage(Max) 35V DC, lasting 0.5s
Logic 1 signal(Min) the voltage is 4V DC when it ranges from I0.0 to I0.3 I0.6 to I0.7: 8mA, other input: 15V DC at 2.5mA
Logic 0 signal(Max) the voltage is 4V DC when it ranges from I0.0 to I0.3 I0.6 to I0.7: 1mA, other input: 5V DC at 1mA
Optical Isolation (field side and  logic side) 500V AC lasting 1.0min
Isolation group 1
Filter time Each channel can be separately selected (points I0.0 to I1.5): 0.2, 0.4, 0.8, 1.6, 3.2, 6.4, and 12.8us; 0.2, 0.4, 0.8, 1.6, 3.2, 6.4, and 12.8ms each channel can be individually selected (I1.6 and larger points): 0, 6.4, 12.8ms
Digital Output

Number of Outputs

8
Output type Solid-MOSFET (source-type)
Voltage range 20.4-28.8V DC
Surge Current (Max) 8A, max. lasting 100ms
Rated Current per each point (Max) 0.5A
Switching Frequency (Max) -
Turn-on delay(Qa.0-Qa.3) from the disconnection to connection(Max): 1.0 µs; from the connection to disconnection(Max): 3.0 µs
Turn-off delay(Qa.4-Qa.7) from the disconnection to connection(Max): 50 µs; from the connection to disconnection(Max): 200 µs
Optical Isolation (field side and  logic side) 500V AC lasting 1.0min
Contact Lifetime
non-loaded -
Rated load -
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