CPU ST20XP DC/DC/DC

E7 200Smart CPU Standard Edition，CPU ST20XP Transistor，12DI/8D0/4AI/2AO,1*RJ45，2*RS485，3*100KHz high-speed pulse, Expandable to 6IO

Model no

ST20XP

Article No

E7 288-1ST20-XPA1

Description

Standard Edition CPU ST20XP,4 inputs and 2 outputs with analog signals, Transistor

Dimensions WxHxD（mm）

110×100×81mm

I/O

12DI/8DO/4AI/2AO

+86 13713990149

sales@huceen.com

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Product parameters Wiring diagram Relevant information

Specification parameters	Model no	CPU ST20XP DC/DC/DC
	Article No	E7 288-1ST20-XPA1
	Description	Standard Edition CPU ST20XP,4 inputs and 2 outputs with analog signals, Transistor

CPU Features	Program Memory (KB)	30
	Data Memory (KB)	12
	Retentive Memory (KB)	12
	Data Preservation	permanent
	Built-in I/O
	Digital Input/Output	12 input /8 output
	Analog Input/Output	4 input /2 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 100K Hz
	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	Support

Performance/ Processing Time

.Boolean

0.35uS/instruction

.Moving Word Operations

1.2uS/instruction

.Floating Point

1.7uS/instruction

Communications Built-in	Ports	Ethernet: 1 Body serial port: 2（DB9-RS485） DB board serial port: 1（CM01-RS485-RS232）
	HMI Connections	Ethernet: 8 connections Serial port: 4 connections
	Programming (PG)	1 connection
	Ethernet
	CPU（PUT/GET）	8 clients and 8 servers connections
	Open type communication	8 active and 8 passive connections
	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）	680mA at 24V AC
	Inrush Current (Max)	6A at 28.8V DC
	Sensor voltage	20.4-28.8VDC
	Isolation
	Input to logic	No quarantine
	Sensor to logic	Not isolated

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（point I0.0 to I1.5): 0.2, 0.4, 0.8, 1.6, 3.2, 6.4 and 12.8 µs; 0.2, 0.4, 0.8, 1.6,3.2, 6.4 and 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	-

Analog Input/Output		4 analog inputs/2 analog outputs; Full channel support for current/voltage types
	Analog Input
	Number of Inputs	4
	Input Type	Voltage or current: 2 can be selected as a group
	Input Range	current：0-20mA;Voltage：0-10V
	resolution ratio	Voltage mode：12bits；Current mode：12bits
	accuracy	Voltage mode：Full scale range±0.3%/±0.5%；Current mode：Full scale range±0.4%/±0.6%
	Analog-to-digital switching time	50mS(50Hz)
	Analog Output
	Number of Outputs	2
	Output Type	Voltage or current
	Output Range	current：0-20mA;Voltage：0-10V
	resolution ratio	Voltage mode：11bits；Current mode：11bits
	accuracy	Typical, 25°：±0.5%/±1.0%Full scale range； Worst case, from 0 to 55°：±0.5%/±1.0%Full scale range
	Diagnose	Voltage mode：Upflow/underflow；24VDC low voltage Current mode：Upflow/underflow；24VDC low voltage
	Cable length(max)	100m，Shielded twisted pair

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