Siemens 6FL5700-2BA11 Digital Output Module

Engineered for Industrial Control System Integration

This module drives DC loads directly from the control backplane. It provides reliable digital switching for the Siemens 6FL5700-2BA11 unit. You will find this output card in various automation applications. Unlike basic modules, this version includes short-circuit and overload protection. It supports up to eight independent output circuits for field devices.

Technical Specifications & Physical Dimensions

We designed this output module for demanding industrial environments. The table below presents all verified technical specifications.

Parameter	Specification
Physical Dimensions (W x H x D)	125mm x 90mm x 40mm
Total Weight	0.35 kg (350 grams)
Output Channels	8 digital transistor outputs
Output Voltage Rating	24V DC nominal (20V – 30V)
Output Current per Channel	1.5 Amps continuous
Total Current per Module	6 Amps maximum
Component Count	8 MOSFETs, 8 suppression diodes

Functional Architecture and Output Protection

This module connects to actuators via a 16-pin front connector. It uses eight power MOSFETs for fast and efficient switching. You can wire each output to valves, relays, or indicator lamps. Moreover, the board includes thermal shutdown on each channel. These components disable overheating outputs automatically. Consequently, the module protects itself from continuous overload conditions.

Installation and Operational Guidelines

The Siemens 6FL5700-2BA11 switches outputs within 100 microseconds. It provides 500V optical isolation between backplane and field. You must use an external fuse for loads above 1.5 Amps. Always connect the common return (0V) terminal correctly. This practice prevents ground potential differences between modules. Furthermore, the module includes green LED indicators for each output. This feature allows quick visual status verification.

Physical Characteristics and Environmental Limits

This output module has a compact, industrial-grade plastic housing. Its lightweight 0.35 kg design allows for easy DIN rail mounting. The layout follows Siemens standard module width specifications. Therefore, it fits securely into any compatible rack system. The module requires one slot width for installation. In addition, it maintains stable operation between -10°C and 55°C ambient temperature. You can store this unit safely between -25°C and 70°C.