Description
EMERSON SLS1508 Redundant Logic Processor
The EMERSON SLS1508 is engineered with a clear – cut mission: to execute safety – critical functions with precision. It plays a pivotal role in implementing safety – related actions such as emergency shutdowns, fire and gas detection – based responses, and interlock logic. In industrial setups where the slightest malfunction can lead to catastrophic consequences, like in chemical plants, oil refineries, or power generation facilities, the SLS1508 steps in as the reliable safeguard. It acts as the brain that analyzes signals from various sensors, makes decisions based on pre – defined logic, and triggers appropriate actions to prevent accidents and protect personnel, equipment, and the environment.
Label | Specification |
---|---|
Model Number | SLS1508 |
Brand | Emerson |
Type | Smart Logic Solver for DeltaV SIS |
Safety Integrity Level | SIL 3 |
I/O Points | Up to 16 configurable channels (Discrete Input/Output, Analog Input (HART), HART Two – State Output) |
Communication | Dual – channel SISNet bus for local peer and remote peer ring communication |
Power Supply | 24 VDC, separate from DeltaV controller and I/O |
Processor | 600 MHz |
Memory | 256 MB |
Operating Temperature | – 40 °C to + 70 °C |
Humidity | 0% – 95% non – condensing |
Vibration | 0.05 g rms, 5 Hz to 500 Hz |
Shock | 15 g, 11 ms half – sine |
Certifications | SIL 3, ATEX, IECEx, CSA |
Installation | Occupies odd – numbered slots (1, 3, 5, 7) on 8 – wide carrier; redundant pairs use four slots |

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