CPU226-ETH Manual

Classification	GPU226-R -ETH	GPU226-T -ETH
Digital input	24	24
Digital output	16 relay	16 transistor
485 interface	2	2
Ethernet port	100M adaptive	100M adaptive
Power supply	24VDC	24VDC

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

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

Model	CPU226-R/T(-ETH)
Power Consumption	10W
Program memory	16K
Data storage	10K
Digital input	24
Digital output	16
Digital IO mapping area	256(128DI/128DO)
Analog IO mapping area	64(32AI/32AO)
Maximum expansion module	7
High-speed pulse input	6 X 30K
High-speed pulse output	2 X 100K
Total number of timers	256
Total number of counters	256
Analog potentiometer	2 X 8Bit
Time interruption	2 *1mS resolution
Real Time Clock	Support, built-in battery
Boolean instruction efficiency	0.28uS
Floating point instruction efficiency	0.75uS
interface	2*RS-485,standard PPI communication ports
PPI baud rate	9.6k, 19.2k and 187.5kbps
Free port baud rate	1.2k-115.2kbps
Maximum cable length per section	Using isolated repeater: 187.5kbps up to 1000 meters, 38.4kbps up to 1200 meters; not using isolated repeater: 50 meters
Maximum number of stations	32 stations per segment, 126 stations per network
Maximum number of master stations	32
Number of interfaces	1
Mode	10/100Mbit/s
Protocol	S7 Ethernet protocol (support server mode) Modbus TCP protocol (support server and client mode)
Maximum communication distance	1000 meters
Input voltage	DC24V 20.4-28.8VDC
Input Current	110mA(only CPU,24VDC)
Isolation (field and logic)	Not isolated
Sensor voltage	L±1V
Current limit	1.5A peak 0.7A normal
Ripple noise	DC24V power supply
Isolation (sensor and logic)	non-isolated
	Digital input characteristics
Integrated digital input	24 Input
Input type	PNP/NPN bidirectional
Rated voltage	24VDC, 4mA
Maximum continuous allowable voltage	30VDC
Surge voltage	35VDC, 0.5s
Logic 1 voltage range	15V-30VDC
Logic 0 voltage range	0-5VDC
Input delay	0.2-12.8ms can be selected
Isolation (field and logic)	Yes
Optical isolation	500VDC for 1 minute
High-speed counter input rate	30KHZ (single phase)
Simultaneously connected inputs	all
Maximum cable length	500 meters (standard input)
	Digital output characteristics
Integrated digital output	16 output
Output type	Relay 5A (resistive) Transistor sink type 24V DC single channel 0.8A
Rated current of common terminal	6A
Resistance (contact)	0.2Ω typical (0.6Ω maximum)
Photoelectric isolation (field to isolation)	500VAC, 1 minute
Simultaneously connected output	At 60°C, all outputs (horizontal installation) At 50°C, all outputs (vertical installation)
Two parallel outputs	Yes, only when the same group is output
Shield	500 meters
Size (W x H x D)mm	180x130x36

Communication interface definition

Internal schematic diagram of transistor output

Dimensions