Description
Dual-redundant circuit structure collects field safety digital signals and outputs safety actuation signals; hardware self-test executes continuously to detect circuit faults and trigger safe state upon failure.
Technical Specifications:
- Safety Level: IEC 61508 SIL 3
- Operating Voltage: 24 V DC
- Operating Temperature: -20 ℃ ~ +60 ℃
- Humidity: 0 ~ 95 %RH non-condensing
- Response Time: ≤10 ms
- Protection Class: IP20 (cabinet installation)
Function Features:
- Continuous hardware self-diagnosis for open circuit, short circuit and internal failure
- Fault isolation function to avoid cross-circuit influence
- Hot-swappable in compatible HIMA safety racks
- Supports safety logic interlock and emergency shutdown
Material & Structure:
- European standard plug-in module structure; PCB with coated anti-humidity protection
- Plastic module housing with metal contact terminals
Application Scenarios:
Oil & gas platforms, chemical plants, power plant safety systems, refinery ESD emergency shutdown systems.
Installation Requirements:
Install inside dustproof control cabinet; Use certified safety cables; Follow intrinsic safety wiring specification for hazardous areas; Keep away from high-power frequency converter cables.
Usage Notes:
Only matched HIMA rack power supply can be used; Regular functional testing according to SIL safety requirements; Do not modify internal circuit.
Reviews
There are no reviews yet.