VR-H4116 HIMA Safety Relay Module | New & Original Stock

Availability: 99 left in stock

HIMA VR-H4116 Safety Relay Module Configured for fault-tolerant switching of signals in HIMax / HIMatrix safety systems, the HIMA VR-H4116...

SKU: VR-H4116

Manufacturer: HIMA
Product No.: VR-H4116
Product Type: Safety Relays
Product Origin: Germany
Payment:T/T, Western Union
Weight: 300g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

HIMA VR-H4116 Safety Relay Module

Configured for fault-tolerant switching of signals in HIMax / HIMatrix safety systems, the HIMA VR-H4116 (H4116 Safety Relay in Terminal Case) provides direct physical/electrical execution.

Hardware Specifications

Parameter	Specification
Model	VR-H4116 (Alternate Part No: 992411602)
Brand	HIMA
Origin	Germany
Weight	0.3 kg (0.24 lbs)
Dimensions	80 mm x 20 mm x 70.5 mm
Operating Temp	-25 deg C to +50 deg C
Power Consumption	~0.48 W (~20 mA current consumption @ 24 VDC)
Input Voltage	24 VDC nominal (-15% to +20%)
Output Contact	1 sealed, potential-free change-over relay
Switching Voltage	1 mVDC to 250 VAC/VDC
Switching Current	1 mA to 4 A
Switching Capacity	<= 1000 VA (AC), <= 120 W @ 30 VDC, <= 40 W @ 250 VDC
Response / Reset Time	7 ms response / ~5 ms reset
Contact Material	AgNi, gold-plated
Protection Rating	IP20 (IEC/EN 60529)
Environmental Limits	Pollution Degree 2, ATEX Zone 2 certified
Safety Certification	SIL 2 compliant (IEC 61508)
Mounting Style	35 mm DIN rail or C rail

Fail-Safe State Execution and Safety Architecture

The HIMA VR-H4116 operates as an isolated physical link ensuring fail-safe state execution within loop control segments requiring up to SIL 2 safety system certification. When coil power drops below the low-voltage threshold, the internal gold-plated AgNi change-over contact utilizes mechanical spring-return action to isolate potential-free external circuits. Galvanic isolation prevents cross-channel electrical noise or high-voltage field faults from breaching the low-voltage logic backplane of the primary controller. This protection isolates individual channels, stopping localized loops from causing unsafe errors across the surrounding system architecture.

Frequently Asked Questions

Q: How does the gold plating on the VR-H4116 contact element impact low-power signal switching?

A: The gold layer maintains ultra-low contact resistance and prevents surface oxidation, allowing deterministic switching at minimum thresholds down to 1 mV or 1 mA. If the contact switches high-power loads up to 4 A, the gold plating burns off, restricting the relay to future high-power switching applications only.

Q: What actions occur when the internal fuse on the VR-H4116 clears due to an overcurrent fault?

A: The module contains an integrated 4 A time-lag replaceable fuse on the output line. When an overcurrent clears this fuse, the output circuit opens immediately, stopping field-side power transmission while isolating the downstream actuator loop into its safe state configuration.

Field Installation Guidelines

DIN Rail Mounting Mechanics: Snap the module housing vertically or horizontally onto a standard 35 mm DIN rail. Ensure the rear locking spring engages fully to prevent mechanical shifting along the rail under vibration.
Inductive Load Suppression: Install external free-wheeling diodes or RC surge suppressors directly across all parallel inductive loads. This prevents inductive back-EMF spikes from causing contact welding or reducing the 250,000 electrical operation lifecycle.
Conductor Termination Limits: Strip field wiring to specification and terminate conductors ranging from 0.25 mm2 to 2.5 mm2 (AWG 14) into the terminal base. Tighten screw connections to the specified torque rating to prevent high-resistance contact points.
ATEX Zone 2 Compliance Requirements: When installing in explosive atmospheres, mount the IP20 housing inside an ATEX-approved enclosure rated to at least IP54. This configuration shields the terminal connections from airborne dust, liquids, and mechanical impacts.

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