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6ES7551-1AB01-0AB0

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Siemens 6ES7551-1AB01-0AB0

SIMATIC S7-1500, TM PosInput 2 counter and position detection module for RS-422 incremental encoder or SSI absolute encoder, 2 channels, 2 DI, 2 DQ per channel

General information
Product type designation		TM PosInput 2
Firmware version		V2.0
● FW update possible		Yes
Number of channels		2
Product function
● I&M data		Yes; I&M0 to I&M3
● Isochronous mode		Yes
Engineering with
● STEP 7 TIA Portal configurable/integrated from version		V17
● PROFIBUS from GSD version/GSD revision		GSD Revision 5
● PROFINET from GSD version/GSD revision		V2.3 / -
Installation type/mounting
Rail mounting		Yes; S7-1500 mounting rail
Supply voltage
Load voltage L+
● Rated value (DC)		24 V
● permissible range, lower limit (DC)		19.2 V
● permissible range, upper limit (DC)		28.8 V
● Reverse polarity protection		Yes
Input current
Current consumption, max.		75 mA; without load
Encoder supply
Number of outputs		4; One 5V and 24V encoder supply per channel
5 V encoder supply
● 5 V		Yes; 5.2 V ±2 %
● Short-circuit protection		Yes
● Output current, max.		300 mA; Per channel
24 V encoder supply
● 24 V		Yes; L+ (-0.8 V)
● Short-circuit protection		Yes
● Output current, max.		300 mA; Per channel
Power
Power consumption from the backplane bus		1.3 W