HIMA H4007 (SIL3 safety relay / switch amplifier)

H4007 is a SIL3/Cat.4 safety switch amplifier / relay module from Germany's HIMA, equipped with a terminal box, used for explosion-proof (Ex) i safety circuits, with an output of 24VDC. It is typically used in conjunction with the H41q/H51q system. 

I. Basic Information

Model: H4007 (H 4007)

Brand: HIMA (Germany)

Type: Safety-related switch amplifier / Modular relay

Safety Level: SIL3 (IEC 61508), Cat.4 (EN 954), PL e (ISO 13849), with ATEX explosion-proof certification

Installation: DIN rail mounting (terminal box type)

Status: In service, dedicated to safety circuits

II. Core Parameters

Input / Output: (Ex) i Flameproof input, 24VDC Flameproof output

Contact Configuration: 2×NO (Normally Open) / 2×NC (Normally Closed) safety contacts

Rated Coil Voltage: 24VAC / 24VDC (optional 115VAC)

Coil Power Consumption: ≤ 0.5W

Contact Rated Current: 0.5A (standard) / 2A (optional)

Operating Temperature: -20℃ ~ +60℃

Protection Grade: IP20 (optional IP65)

Size (mm): Approximately 45×120×80 (DIN rail)

Weight: Approximately 0.5kg

III. Safety and Functional Features

SIL3 Safety Certification: Complies with IEC 61508 SIL3, suitable for ESD, F&G, and explosion-proof safety circuits.

Dual-channel Redundancy: Dual-channel monitoring link, built-in self-check and external equipment monitoring (EDM), fault-safe response.

Low Power Consumption Design: Coil power consumption ≤ 0.5W, energy-saving and reliable.

Diagnostic Indicators: LED indicators display self-check, faults, and communication status, facilitating on-site maintenance.

Explosion-proof Compatibility: ATEX certification, (Ex) i Flameproof output, suitable for hazardous areas (such as chemical, oil and gas).

IV. Typical Applications

Control of explosion-proof safety circuits in safety instrument systems (SIS)

Monitoring of safety equipment such as emergency stop, safety doors, and light curtains

Combined with HIMA H41q/H51q series CPUs (such as F8652X), to build a complete SIL3 system