Bachmann|SLC284 00014273-00|Safety processor module
Description
Bachmann SDI208 00014544-00 is a safety digital input module with 16 inputs, designed for high-integrity applications up to SIL 3/PL e.
Features
Offers redundant input pairing for high safety; galvanic isolation; LED status indicators per channel; compatible with M200 controller; programmable via SolutionCenter.
Technical Specifications
-
Inputs
- Total digital inputs: 16
- Usable as 8 redundant pairs (PL e / SIL 3 / Cat 4)
- Input voltage range (H): 15 V DC to 34 V DC
- Input voltage range (L): -34 V DC to +5 V DC
- Minimum input current: 3.5 mA at 24 V DC
- Input delay: 300 µs (HW), 1 ms (SW) with test pulsing disabled
-
Safety & Monitoring
- Safety standards: IEC 61508, ISO 13849-1, IEC 62061, IEC 61511
- Redundant 32-bit microcontroller monitoring
- Reverse polarity protection
-
Power Supply
- Internal power: 5 V / 500 mA via backplane
- External power: 24 V DC (18–34 V)
- Current consumption: 65 mA typical + sensor load
-
Isolation
- Galvanic isolation from system: 500 V
- Galvanic isolation between input groups: 500 V
-
Environmental
- Operating temperature: -30 °C to +60 °C
- Storage temperature: -40 °C to +85 °C
- Humidity: 5–95% (with condensation allowed)
- Altitude: Up to 4500 m
Bachmann|SLC284 00014273-00|Safety processor module



Bachmann|SLC284 00014273-00|Safety processor module
Description
Bachmann SDI208 00014544-00 is a safety digital input module with 16 inputs, designed for high-integrity applications up to SIL 3/PL e.
Features
Offers redundant input pairing for high safety; galvanic isolation; LED status indicators per channel; compatible with M200 controller; programmable via SolutionCenter.
Technical Specifications
-
Inputs
- Total digital inputs: 16
- Usable as 8 redundant pairs (PL e / SIL 3 / Cat 4)
- Input voltage range (H): 15 V DC to 34 V DC
- Input voltage range (L): -34 V DC to +5 V DC
- Minimum input current: 3.5 mA at 24 V DC
- Input delay: 300 µs (HW), 1 ms (SW) with test pulsing disabled
-
Safety & Monitoring
- Safety standards: IEC 61508, ISO 13849-1, IEC 62061, IEC 61511
- Redundant 32-bit microcontroller monitoring
- Reverse polarity protection
-
Power Supply
- Internal power: 5 V / 500 mA via backplane
- External power: 24 V DC (18–34 V)
- Current consumption: 65 mA typical + sensor load
-
Isolation
- Galvanic isolation from system: 500 V
- Galvanic isolation between input groups: 500 V
-
Environmental
- Operating temperature: -30 °C to +60 °C
- Storage temperature: -40 °C to +85 °C
- Humidity: 5–95% (with condensation allowed)
- Altitude: Up to 4500 m