Technical Specifications
Parameter Specification
Article Number PSS-MBP124115AZZZZ
Safety Standards IEC 61508, ISO 13849-1
Safety Integrity Level SIL 3
Performance Level PL e
Number of Safe Inputs 12
Number of Safe Outputs 4
Number of Test Outputs 4
Power Supply 24 V DC (±25%)
Power Consumption < 8 W
Input Voltage 24 V DC
Output Current 2 A (per output)
Connection Removable spring-loaded terminals
Communication PSSnet (safety bus)
Operating Temperature -25 °C ... +60 °C
Storage Temperature -40 °C ... +85 °C
Dimensions (W × H × D) 45 × 125 × 120 mm
Weight Approx. 350 g
Protection Rating IP20
Mounting DIN rail (35 mm)
Key Features
1. High Safety Performance

SIL 3 according to IEC 61508

PL e according to ISO 13849-1

Suitable for highest safety requirements

Certified for global safety standards

2. Advanced I/O Configuration

12 safe inputs for safety devices (E-stops, light curtains, etc.)

4 safe outputs (2 A each) for safety actuators

4 test outputs for input monitoring and diagnostics

Configurable function blocks and parameters

3. System Integration Capability

PSSnet safety bus communication for modular expansion

Compatible with PSS universal system architecture

Support for distributed safety systems

Easy integration with standard automation systems

4. Diagnostic and Monitoring Features

Comprehensive status LEDs for quick diagnostics

Built-in self-test functionality

Detailed fault information

Online monitoring capabilities

Performance Characteristics
Response Time: < 15 ms

Cycle Time: < 5 ms

MTTFd: > 150 years

Diagnostic Coverage (DC): > 99%

Hardware Fault Tolerance (HFT): 1

Cross-circuit Detection: Yes

Short-circuit Protection: Yes

Safety Functions Supported
Emergency stop monitoring (Category 0/1)

Safety door and guard monitoring

Two-hand control applications

Safety light curtain integration

Safety mat and edge monitoring

Speed and standstill monitoring

Time delay functions

Logical combinations and muting functions

Application Examples
Metal Forming Machinery: Presses and stamping machines

Robotic Automation: Workcell safety monitoring

Packaging Equipment: High-speed packaging lines

Automated Assembly: Production line safety

Material Handling: Conveyor and AGV systems

Plastic Machinery: Injection molding machines