Semi Automatic Digital Input Module / High Speed PLC Programmable Logic Controller

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Model Number :	SM 421 Digital Input Module
Certification :	CE
Price :	consult for best discount
Payment Terms :	T/T, , Western Union,Paypal,, MoneyGram,, L/C
Supply Ability :	500 Pcs/month
Delivery Time :	2-5 days

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Semi Automatic Digital Input Module / High Speed PLC Programmable Logic Controller

S7-400 SM421 PLC CPU Module SM421 Series Digital Input Module

Product Description

Semi-Automatic of programmable controller, with the characteristics of small size, high speed, standardized. PLC ladder diagram, Boolean mnemonics, function chart, functional modules and statements describe programming language, it don't need a lot of activity components and the attachment electronic components, programming is simple, has high operability, can automatic diagnosis, maintenance easy.

Technical specifications

Article number	6ES7421-7BH01 -0AB0	6ES7421-1BL01 -0AA0	6ES7421-1EL00 -0AA0	6ES7421-1FH20 -0AA0	6ES7421-7DH00 -0AB0
	SM421, 16DI, DC24V, 0.05MS INPUT DELAY	SM421, 32DI, DC24V	SM421, 32DI, DC/AC 120V	SIMATIC S7-400, DIG.INPUT MOD.	SIMATIC S7-400, SM 421
Supply voltage
Load voltage L+
● Rated value (DC)	24 V
● permissible range, lower limit (DC)	20.4 V
● permissible range, upper limit (DC)	28.8 V
Input current
from supply voltage L+, max.	120 mA
from backplane bus 5 V DC, max.	130 mA	20 mA	200 mA	80 mA	150 mA
Power loss
Power loss, typ.	5 W	6 W	6.5 W	12 W	8 W; 3.5 W (24 V DC); 6.5 W (48 V DC); 8.0 W (60 V DC)
Digital inputs
Number of digital inputs	16	32	32	16	16
Number of simultaneously controllable inputs
● Number of simultaneously controllable inputs	16	32	32	16	16
Input voltage
● Type of input voltage	DC	DC	AC/DC	AC/DC	AC/DC
● Rated value (DC)	24 V	24 V
● Rated value (UC)			120 V; 47 ... 63 Hz	230 V; 120/230 V UC (47 ... 63 Hz)	24 V; 24 V UC to 60 V UC (47 ... 63 Hz)
● for signal "0"	-30 V DC to +5 V DC	-30 V DC to +5 V DC	0 to 20 V UC	0 to 40 V AC/ -40 to +40 V DC	-6 to +6 V DC/ 0 to 5 V AC
● for signal "1"	11 V DC to 30 V DC	13 V DC to 30 V DC	79 to 132 V AC; 80 to 132 V DC	74 to 264 V AC; 80 to 264 V DC, -80 to -264 V	15 to 72 V DC; -15 to -72 V DC; 15 to 60 V AC
Input current
● for signal "0", max. (permissible quiescent current)		1.3 mA	1 mA	6 mA; AC: 6 mA; DC: 2 mA
● for signal "1", typ.	6 mA; 6 to 8 mA	7 mA	2 mA; 2 to 5 mA	10 mA; at 120 V: 10 mA AC, 1.8 mA DC; at 230 V: 14 mA AC, 2 mA DC	4 mA; 4 to 10 mA

Main Types of S7-400 Module:

6ES7 421-1BL01-0AA0

6ES7 421-1EL00-0AA0

6ES7 421-1FH20-0AA0

6ES7 421-7DH00-0AB0

6ES7 412-1BL01-0AA0

6ES7 422-1BH11-0AA0

6ES7 422-1BL00-0AA0

6ES7 422-7BL00-0AB0

6ES7 422-1FH00-0AA0

6ES7 422-1HH00-0AA0

6ES7 431-0HH00-0AB0

6ES7 431-1KF00-0AB0

6ES7 431-1KF10-0AB0

6ES7 431-1KF20-0AB0

6ES7 431-7QH00-0AB0

6ES7 431-7KF00-0AB0

6ES7 431-7KF10-0AB0

6ES7 432-1HF00-0AB0

6ES7 450-1AP00-0AE0

6ES7 451-3AL00-0AE0

6ES7 452-1AH00-0AE0

6ES7 453-3AH00-0AE0

6ES7 455-0VS00-0AE0

6ES7 455-1VS00-0AE0

6ES7 440-1CS00-0YE0

6ES7 441-1AA04-0AE0

6ES7 441-2AA04-0AE0

6ES7 492-1AL00-0AA0

6ES7 400-1TA01-0AA0

6ES7 400-1JA01-0AA0

lNew and original Quality:

All parts are original from international famous manufacturers.

lCompetitive Price:

All quotation base on prompt market price, large order quantity and rapid response.

lFast & Economical Delivery:

All shipment can be arrange delivery on or before confirmed delivery date, customer can arrange pick up by your own forwarder,

also we can arrangedelivery foryouby air cargo, DHL, and some economical delivery terms by freight prepaid.

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Semi Automatic Digital Input Module / High Speed PLC Programmable Logic Controller

Semi Automatic Digital Input Module / High Speed PLC Programmable Logic Controller

Semi Automatic Digital Input Module / High Speed PLC Programmable Logic Controller

plc programmable logic controller

plc control system

Semi Automatic Digital Input Module / High Speed PLC Programmable Logic Controller

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