CPU226-ETH Manual

ClassificationGPU226-R -ETHGPU226-T -ETH
Digital input2424
Digital output16 relay16 transistor
485 interface22
Ethernet port100M adaptive100M adaptive
Power supply24VDC24VDC
Note: Comes with 10/100M Ethernet port, similar to CP243 functional module, can download monitoring program through network interface, support S7 communication protocol and MODBUS TCP communication protocol

Wiring

CPU226-R-ETH (relay type) wiring diagram
CPU226-T-ETH-(transistor-type)-wiring-diagram

Features

1) Fully compatible with S7 programming software and instruction set.
2) 24 digital inputs; 16 digital outputs;
3) The digital input port adopts bidirectional optocoupler and supports NPN or PNP input.
4) 2 PPI communication interfaces, supporting 187.5k baud rate. -ETH suffix model has one Ethernet port, which can download and monitor programs through Ethernet.
5) Support PPI protocol, Modbus protocol, Freeport protocol, USS protocol, support S7 Ethernet protocol, Modbus TCP protocol.
6) Built-in clock battery, dual-circuit power supply design, support perpetual calendar standby use for more than 2 years.
7) Unbreakable after encryption, completely protect your program.
8) Using FLASH technology, no battery support, permanent storage.
9) Power supply anti-reverse connection design; communication port electrostatic protection design; analog quantity anti-short circuit protection.
10) Support PID instruction, which can facilitate users to realize multi-channel PID control.
11) The power board uses solid materials and sufficient power to meet multiple expansions and sensor power supplies;
12) After strict industrial field test and environmental test.
13) Transistor model products, support 100K high-speed pulse output.
14) Support 7 external expansion modules, and support mixed use with Siemens modules.

Technical Parameters

ModelCPU226-R/T(-ETH)
Power Consumption10W
Program memory16K
Data storage10K
Digital input24
Digital output16
Digital IO mapping area256(128DI/128DO)
Analog IO mapping area64(32AI/32AO)
Maximum expansion module7
High-speed pulse input6 X 30K
High-speed pulse output2 X 100K
Total number of timers256
Total number of counters256
Analog potentiometer2 X 8Bit
Time interruption2 *1mS resolution
Real Time ClockSupport, built-in battery
Boolean instruction efficiency0.28uS
Floating point instruction efficiency0.75uS
interface2*RS-485,standard PPI communication ports
PPI baud rate9.6k, 19.2k and 187.5kbps
Free port baud rate1.2k-115.2kbps
Maximum cable length per sectionUsing isolated repeater: 187.5kbps up to 1000 meters, 38.4kbps up to 1200 meters; not using isolated repeater: 50 meters
Maximum number of stations32 stations per segment, 126 stations per network
Maximum number of master stations32
Number of interfaces1
Mode10/100Mbit/s
ProtocolS7 Ethernet protocol (support server mode)
Modbus TCP protocol (support server and client mode)
Maximum communication distance1000 meters
Input voltageDC24V 20.4-28.8VDC
Input Current110mA(only CPU,24VDC)
Isolation (field and logic)Not isolated
Sensor voltageL±1V
Current limit1.5A peak 0.7A normal
Ripple noiseDC24V power supply
Isolation (sensor and logic)non-isolated
Digital input characteristics
Integrated digital input24 Input
Input typePNP/NPN bidirectional
Rated voltage24VDC, 4mA
Maximum continuous allowable voltage30VDC
Surge voltage35VDC, 0.5s
Logic 1 voltage range15V-30VDC
Logic 0 voltage range0-5VDC
Input delay0.2-12.8ms can be selected
Isolation (field and logic)Yes
Optical isolation500VDC for 1 minute
High-speed counter input rate30KHZ (single phase)
Simultaneously connected inputsall
Maximum cable length500 meters (standard input)
Digital output characteristics
Integrated digital output16 output
Output typeRelay 5A (resistive)
Transistor sink type 24V DC single channel 0.8A
Rated current of common terminal6A
Resistance (contact)0.2Ω typical (0.6Ω maximum)
Photoelectric isolation (field to isolation)500VAC, 1 minute
Simultaneously connected outputAt 60°C, all outputs (horizontal installation) At 50°C, all outputs (vertical installation)
Two parallel outputsYes, only when the same group is output
Shield500 meters
Size (W x H x D)mm180x130x36

Communication interface definition

PINPort1Port0
1Shell GroundShell Ground
2+24V Ground+24V Ground
3RS485 signal ARS485 signal A
4Send application RTSSend application RTS
5+5V Ground+5V Ground
6+5V+5V
7+24V+24V
8RS485 signal BRS485 signal B
9NCNC

Internal schematic diagram of transistor output

Dimensions

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