| Article number | 6ES7138-4DE02-0AB0 | 
|  | ET200S, El-Mod., 1 Count 5V/500KHz | 
| 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 | 
| ● Reverse polarity protection | Yes | 
| Input current |  | 
| from load voltage L+ (without load), max. | 45 mA | 
| from backplane bus 3.3 V DC, max. | 10 mA | 
| Encoder supply |  | 
| 24 V encoder supply |  | 
| ● 24 V | Yes; L+ (-0.8 V) | 
| ● Short-circuit protection | Yes | 
| ● Output current, max. | 500 mA | 
| Power loss |  | 
| Power loss, typ. | 2 W | 
| Hardware configuration |  | 
| Module exchange |  | 
| ● Module exchange during operation of the IM-DP | Yes | 
| ● Module exchange under process voltage | Yes | 
| Digital inputs |  | 
| Number of digital inputs | 1 | 
| Functions | Gate control, synchronization, latch function | 
| Input characteristic curve in accordance with IEC 61131, type 2 | Yes | 
| Input voltage |  | 
| ● Rated value (DC) | 24 V | 
| ● for signal “0” | -30 to +5 V | 
| ● for signal “1” | +11 to +30V | 
| Input current |  | 
| ● for signal “0”, max. (permissible quiescent current) | 2 mA | 
| ● for signal “1”, typ. | 9 mA | 
| Input delay (for rated value of input voltage) |  | 
| for standard inputs |  | 
| — at “0” to “1”, max. | 2.5 µs | 
| Cable length |  | 
| ● shielded, max. | 50 m | 
| Digital outputs |  | 
| Number of digital outputs | 2 | 
| Short-circuit protection | Yes | 
| ● Response threshold, typ. | 2.6 A to 4 A | 
| Limitation of inductive shutdown voltage to | L+ (-50 to -60 V) | 
| Controlling a digital input | Yes | 
| Switching capacity of the outputs |  | 
| ● on lamp load, max. | 10 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” rated value | 2 A | 
| ● for signal “1” permissible range for 0 to 60 °C, min. | 5 mA | 
| ● for signal “1” permissible range for 0 to 60 °C, max. | 2.4 A | 
| ● for signal “0” residual current, max. | 0.5 mA | 
| Output delay with resistive load |  | 
| ● “0” to “1”, max. | 100 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 | 
| Encoder signals, incremental encoder (symmetrical) |  | 
| ● Trace mark signals | A, notA, B, notB, A and B offset by 90° | 
| ● Zero mark signal | N, notN | 
| ● Input voltage | to RS-422 | 
| ● Differential input voltage, min. | 1 V | 
| ● Terminating resistor | 330 Ω | 
| ● Input frequency, max. | 650 kHz | 
| ● Cable length, shielded, max. | 50 m; > 500 kHz: 30 m | 
| Interrupts/diagnostics/status information |  | 
| Diagnostics function | Yes | 
| Diagnostics indication LED |  | 
| ● Group error SF (red) | Yes | 
| ● Status indicator digital input (green) | Yes | 
| ● Status indicator digital output (green) | Yes | 
| ● Status indicator forward counting (green) | Yes | 
| ● Status indicator backward counting (green) | Yes | 
| ● Synchronization SYN (green) | Yes | 
| Integrated Functions |  | 
| Measuring functions |  | 
| Measuring range |  | 
| — Frequency measurement, min. | 0.1 Hz | 
| — Frequency measurement, max. | 500 kHz | 
| — Cycle duration measurement, min. | 10 µs | 
| — Cycle duration measurement, max. | 120 s | 
| — Speed measurement, min. | 1 1/min | 
| — Speed measurement, max. | 25 000 1/min | 
| Counter |  | 
| Number of counter inputs | 1; 32 bit | 
| Parameter |  | 
| Remark | 16 byte | 
| Potential separation |  | 
| Potential separation digital inputs |  | 
| ● Potential separation digital inputs | No; only opposite shielding | 
| Potential separation counter |  | 
| ● between the channels and backplane bus | Yes | 
| ● Between the channels and load voltage L+ | No | 
| Dimensions |  | 
| Width | 30 mm | 
| Height | 81 mm | 
| Depth | 52 mm | 
| Weights |  | 
| Weight, approx. | 65 g |