H4135A | HIMA SIL 3 Safety Relay with 1oo4D Redundancy
Manufacturer: HIMA
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Part Number: H4135A
Condition：New with Original Package
Product Type: Safety Relay with 1oo4D Redundancy
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Country of Origin: Germany
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
HIMA H4135A Safety Relay Module – Product Description
Overview
The HIMA H4135A is a high-integrity safety relay module engineered for emergency shutdowns (ESD), interlocks, and process automation control loops in industrial environments. It ensures reliable execution of safety functions in high-risk applications, including oil & gas, chemical processing, and power generation. Moreover, its compact 12.5 mm width allows for dense installation in control cabinets without compromising functionality.
Certified to SIL 3 under IEC 61508 and PL d under EN ISO 13849-1, the module guarantees fault-tolerant operation with rapid response times under 20 milliseconds. Therefore, it provides dependable actuation of critical safety mechanisms, safeguarding personnel and equipment in demanding industrial systems.
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | H4135A |
| Part Number | 992413560 |
| Manufacturer | HIMA Paul Hildebrandt GmbH |
| Type | Safety Relay Module |
| Relay Channels | 4 (1oo4D architecture) |
| Input Voltage | 24 V DC |
| Output Contacts | 2 Normally Open (NO) |
| Switching Capacity | 5 A |
| Response Time | < 20 ms |
| Galvanic Isolation | Yes |
| Protection Rating | IP20 |
| Safety Certification | SIL 3 (IEC 61508), PL d (EN ISO 13849-1) |
| MTBF | >150,000 hours |
| Dimensions | Width: 44 mm, Depth: 95 mm, Height: 75 mm |
| Weight | 0.5 kg |
| Country of Origin | Germany |
FAQ
Q1: What is the main purpose of the HIMA H4135A?
A1: It provides fast, reliable relay switching for safety-critical automation and emergency shutdowns.
Q2: How many relay channels does the H4135A support?
A2: The module features four independent relay channels with 1oo4D architecture for redundancy.
Q3: What certifications does the H4135A hold?
A3: The H4135A is certified to SIL 3 (IEC 61508) and PL d (EN ISO 13849-1).
Q4: Is the module suitable for compact installation?
A4: Yes. Its 12.5 mm width allows for dense DIN rail installation in control cabinets.
Q5: What is the typical response time for safety actuation?
A5: The H4135A responds in under 20 milliseconds, ensuring rapid safety function execution.