Product information
Overview
Applications
- Frequency measurement: Measures frequency from 0.1 Hz to 500 kHz.
- Cycle duration measurement: Measures cycle duration from 10 μs to 120 s.
- Speed measurement: Measures speed from 1 1/min to 25 000 1/min.
- Counting: Supports forward and backward counting through its 1-channel, 32-bit counter input.
Key Features
- RS422 incremental encoder connection: Connects 1 symmetrical incremental encoder with A, notA, B, notB, A and B offset by 90°, plus N and notN zero mark signals.
- Measurement and counting: Operating modes: Measure and Count. The module has 1 counter input with 32 bit.
- Encoder input performance: Maximum encoder input frequency: 650 kHz. Differential input voltage, min.: 1 V; terminating resistor: 330 Ω.
- 24 V supply and protection: Rated load voltage L+: 24 V DC, with a permissible range of 20.4 V to 28.8 V, reverse polarity protection and encoder short-circuit protection.
- Digital I/O and diagnostics: Includes 1 digital input and 2 digital outputs, diagnostics, and LED indicators for group error SF, digital I/O, counting and synchronization.
- Compact installation: Installation width: 30 mm. Dimensions: 30 mm × 81 mm × 52 mm; weight, approx.: 65 g.
Technical Summary
| Product type | SIMATIC DP electronics module for ET 200S |
|---|---|
| Operating modes | Measure, Count |
| Encoder connection | 1 symmetrical RS422 incremental encoder |
| Encoder input frequency, max. | 650 kHz |
| Counter input | 1; 32 bit |
| Load voltage L+ | 24 V DC; permissible range 20.4 V to 28.8 V |
| Digital inputs | 1 |
| Digital outputs | 2 |
| Measuring range | Frequency: 0.1 Hz to 500 kHz; cycle duration: 10 μs to 120 s; speed: 1 1/min to 25 000 1/min |
| Product lifecycle | Product cancellation |
Frequently Asked Questions
What is Siemens 6ES7138-4DE02-0AB0?
It is a SIMATIC DP electronics module for ET 200S with a 1-channel RS422 incremental encoder connection and Measure and Count operating modes.
How many encoders can this module connect?
It can connect 1 symmetrical incremental encoder.
What supply voltage does the module use?
The rated load voltage L+ is 24 V DC, with a permissible range of 20.4 V to 28.8 V.
What are the encoder input limits?
The maximum encoder input frequency is 650 kHz, the minimum differential input voltage is 1 V, and the terminating resistor is 330 Ω.
What details should I provide for a quotation?
Provide the required quantity, destination and project-list context so the exact 6ES7138-4DE02-0AB0 requirement can be reviewed.
