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- Siemens 6ES7138-7FD00-0AB0 SIMATIC ET 200iSP 4F-DO 17.4V/40mA Ex SIL3 Fail-safe Remote I/O Module Siemens 6ES7138-7FD00-0AB0 SIMATIC ET 200iSP 4F-DO 17.4V/40mA Ex SIL3 Fail-safe Remote I/O Module
Siemens 6ES7138-7FD00-0AB0 SIMATIC ET 200iSP 4F-DO 17.4V/40mA Ex SIL3 Fail-safe Remote I/O Module
Siemens 6ES7138-7FD00-0AB0 SIMATIC ET 200iSP 4F-DO 17.4V/40mA Ex SIL3 Fail-safe Remote I/O Module
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- Description
The Siemens 6ES7138-7FD00-0AB0 is a fail-safe SIMATIC ET 200iSP digital output module with 4 intrinsically safe channels rated 17.4 V / 40 mA, built for Zone 1 gas areas and certified SIL 3 per IEC 61508, PLe per ISO 13849-1, and Category 4 per EN 954-1. It runs on 19.2-30 V DC and switches resistive loads up to 30 Hz.
Technical Specifications
| SKU | 6ES7138-7FD00-0AB0 |
| Brand | Siemens |
| Series | SIMATIC ET 200iSP |
| EAN | 4019169227353 |
| Product type designation | 4F-DQ Ex(i) 17.4 V DC/40 mA |
| Supply voltage range | 19.2 to 30 V DC |
| Current consumption, typ. | 340 mA |
| Input current from L+, max. | 510 mA (internal powerbus) |
| Power loss, max. | 5.3 W |
| Digital outputs | 4; transistor type |
| Short-circuit protection | Yes |
| No-load voltage Uao (DC) | 17.4 V |
| Internal resistor Ri | 167 ohm |
| Load resistance range | 270 ohm to 18 kohm |
| Output voltage for signal 1, max. | 17.4 V |
| Output current for signal 0 (residual), max. | 10 uA |
| Parallel switching for uprating | Yes |
| Switching frequency, resistive load, max. | 30 Hz |
| Switching frequency, inductive load, max. | 2 Hz |
| Cable length, shielded / unshielded, max. | 500 m |
| PROFIsafe | Yes |
| Diagnostic alarm | Yes; parameterizable |
| Diagnoses | Wire break, short-circuit |
| Isolation tested with | 370 V for 1 min |
| IP degree of protection | IP20 |
| Highest safety class | Cat. 4 (EN 954-1), PLe (ISO 13849-1), SIL 3 (IEC 61508) |
| Dimensions (W x H x D) | 30 x 129 x 136.5 mm |
| Weight, approx. | 285 g |
Certifications & Standards
- CE
Selection Notes
The 17.4 V / 40 mA output rating sizes this module for Ex ib field actuators, solenoids, relays, or indicator lamps whose intrinsically-safe entity parameters fit under that envelope; a higher-current load needs an isolating relay outside the hazardous area instead. Parallel switching of two channels is supported for load uprating when one channel's 40 mA is not enough for a single device. The SIL 3 / PLe / Category 4 rating puts the fail-safe shutdown function inside the I/O module itself, without needing an external safety relay.