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1 POS U positioning module

Article number		6ES7138-4DL00-0AB0
		ET200S, EL-MOD., 1 POS U, INC./SSI-ENC.
Supply voltage
Load voltage L+
? Rated value (DC)		24 V
? Reverse polarity protection		Yes
Input current
from load voltage L+ (without load), max.		55 mA
from backplane bus 3.3 V DC, max.		10 mA
Encoder supply
5 V encoder supply
? 5 V		No
24 V encoder supply
? 24 V		Yes
? Short-circuit protection		Yes
? Output current, max.		500 mA
Absolute encoder (SSI) encoder supply
? Absolute encoder (SSI)		Yes
? Type of output voltage		L+ (-0.8 V)
? short-circuit protection		Yes
? Output current, max.		500 mA
Power loss
Power loss, typ.		2 W
Digital inputs
Input characteristic curve in accordance with IEC 61131, type 2		Yes
Input voltage
? Rated value (DC)		24 V
? for signal "0"		-30 to +5V
? for signal "1"		+11 to +30V
Input current
? for signal "0", max. (permissible quiescent current)		2 mA
? for signal "1", typ.		9 mA
Cable length
? unshielded, max.		50 m
Digital outputs
Short-circuit protection		Yes
? Response threshold, typ.		0.7 to 1.8 A
Limitation of inductive shutdown voltage to		Yes; L+ -(55 to 60 V)
Controlling a digital input		Yes
Switching capacity of the outputs
? on lamp load, max.		5 W
Output voltage
? Rated value (DC)		24 V
? for signal "0", max.		3 V
? for signal "1", min.		L+ (-1 V)
Output current
? for signal "1" permissible range for 0 to 60 °C, min.		7 mA
? for signal "1" permissible range for 0 to 60 °C, max.		600 mA
? for signal "0" residual current, max.		0.3 mA
Output delay with resistive load
? "0" to "1", max.		typically 150 µs
? "1" to "0", max.		typically 150 µs
Switching frequency
? with resistive load, max.		100 Hz
? with inductive load, max.		2 Hz
? on lamp load, max.		10 Hz
Cable length
? shielded, max.		1 000 m
? unshielded, max.		600 m
Encoder
Number of connectable encoders, max.		1
Connectable encoders
? Incremental encoder (symmetrical)		Yes
? Incremental encoder (asymmetrical)		Yes
? Absolute encoder (SSI)		Yes
? 2-wire sensor		Yes; Type 2
Encoder signals, incremental encoder (symmetrical)
Encoder signal 5 V
— Signal level		to RS-422
— Terminating resistor		330 ?
— Differential input voltage, min.		1 V
— Input frequency, max.		500 kHz
— Cable length, shielded, max.		50 m
Encoder signal 24 V
— Input voltage for signal "0"		5 V
— Input voltage for signal "1"		30 V
— Input current for signal "0", max. (permissible quiescent current)		2 mA
— Input current for signal "1", typ.		9 mA
— Input frequency, max.		100 kHz
— Cable length, shielded, max.		50 m
Encoder signals, absolute encoder (SSI)
? Cable length, shielded, max.		320 m at 125 kHz, 160 m at 250 kHz, 60 m at 500 kHz, 20 m at 1 MHz, 8 m at 2 MHz, twisted in pairs and shielded
? Monoflop time		64 µs
Updating the encoder value
— Telegram runtime at 13 bit, min.		7 µs
— Telegram runtime at 25 bit, min.		13 µs
Response times
Updating time of the feedback messages		1 ms
Latch		In the case of incremental encoders: typ. 400 ms; in the case of SSI encoders: typ. 400 ms + age of the encoder value:
Response time at switchover/switchoff point		In the case of incremental encoders: output delay + 30 µs; in the case of SSI encoders: output delay + message frame runtime + 30 ms
Interrupts/diagnostics/status information
Diagnostics indication LED
? Actual value falling DN (green)		Yes
? Actual value rising UP (green)		Yes
? Positioning mode POS (green)		Yes
? Group error SF (red)		Yes
? Status indicator digital input (green)		Yes
Potential separation
between backplane bus and all other circuit components		Yes
between the channels and backplane bus		Yes
Dimensions
Width		30 mm
Height		81 mm
Depth		52 mm
Weights
Weight, approx.		65 g

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