Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Module type | F-AI 4xI 0(4)..20mA 2-/4-wire HF |
| Analog input channels | 4 |
| Input current ranges | 0 to 20 mA; 4 mA to 20 mA |
| Resolution with overrange | 16 bit |
| Integration time | 20 / 16,667 ms |
| Supply voltage | 24 V DC; 19.2 V to 28.8 V permissible |
| Encoder supply output current | 300 mA maximum; total current of all encoders/channels |
| Signal connection | 2-wire or 4-wire transducer |
| Diagnostics | Supply-voltage monitoring, wire break, short circuit, diagnostic alarm |
| Safety level | PLe / Cat. 4 according to ISO 13849-1; SIL 3 according to IEC 61508 |
| Operating temperature | 0 °C to 60 °C horizontal; 0 °C to 50 °C vertical |
Applications
- Fail-safe analog current measurement: The module acquires current signals through 2-wire or 4-wire transducers using 0 to 20 mA or 4 mA to 20 mA input ranges.
Key Features
- Fail-safe analog inputs: F-AI 4xI 0(4)..20mA 2-/4-wire HF module with 4 analog inputs for current measurement.
- Supported current ranges: Rated input ranges are 0 to 20 mA and 4 mA to 20 mA, with 125 Ω input resistance for each range.
- Resolution and conversion: Resolution with overrange is up to 16 bit; parameterizable integration time is 20 / 16,667 ms.
- Diagnostics and indication: Diagnostics, diagnostic alarm, supply-voltage monitoring, wire-break and short-circuit detection are provided, with RUN, ERROR, PWR, channel-status and DIAG LEDs.
- Supply and encoder output: Rated supply is 24 V DC, with a permissible range of 19.2 V to 28.8 V. The encoder supply has short-circuit protection and 300 mA maximum total current for all encoders/channels.
- Isolation and installation: Channels are isolated from the backplane bus and electronics power supply. Dimensions are 15 mm × 73 mm × 58 mm; operation is 0 °C to 60 °C horizontally and 0 °C to 50 °C vertically.
Frequently Asked Questions
1. How many analog inputs does Siemens 6ES7136-6AA00-0CA1 have?
It has 4 analog inputs for current measurement.
2. Which current ranges does the module support?
It supports 0 to 20 mA and 4 mA to 20 mA input ranges.
3. Can it connect 2-wire and 4-wire transducers?
Yes. It supports current measurement with 2-wire and 4-wire transducers.
4. What supply voltage does it require?
The rated supply voltage is 24 V DC, with a permissible range of 19.2 V to 28.8 V.
5. What diagnostics are available?
It has supply-voltage monitoring, wire-break detection, short-circuit detection, diagnostic alarm, and channel and module diagnostic LEDs.
