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GMI D5290S - User Manual

GMI D5290S
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D5290 - 10 A SIL 3 Relay Output Module for NE Load G.M. International ISM0111-8
10 A SIL 3 Relay Output Module for NE Load,
DIN-Rail and Termination Board,
Model D5290S
D5290S
INSTRUCTION & SAFETY MANUAL
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Summary

Characteristics

General Description

Overview of the single channel relay module for safety related circuits up to SIL 3 level.

Technical Data

Detailed specifications including input, output, isolation, ratings, compatibility, and environmental conditions.

Ordering Information

Front Panel and Features

Key features, SIL rating, inrush current, monitoring circuits, and certifications of the module.

Terminal Block Connections

Diagram and mapping of input and output terminals for module connections.

Function Diagram

Functional Safety Application 1

SIL 3 Load Normally Energized: Both Supply Lines

Application of SIL 3 relay module for NE load with interruption of both supply lines.

Functional Safety Application 2

SIL 3 Load Normally Energized: Single Supply Line

Application of SIL 3 relay module for NE load with interruption of only one supply line.

Testing Procedure

Operation and Installation

Operation

Description of the relay module's function and output contacts for switching safety circuits.

Installation

Guidelines for mounting, electrical connections, and environmental considerations for the module.

Configuration and Start-up

Start-up

Initial checks and expected behavior upon powering the unit.

DIP Switch Configurations

Details on setting the eight-position DIP switch for various monitoring and testing functions.

Summary

Characteristics

General Description

Overview of the single channel relay module for safety related circuits up to SIL 3 level.

Technical Data

Detailed specifications including input, output, isolation, ratings, compatibility, and environmental conditions.

Ordering Information

Front Panel and Features

Key features, SIL rating, inrush current, monitoring circuits, and certifications of the module.

Terminal Block Connections

Diagram and mapping of input and output terminals for module connections.

Function Diagram

Functional Safety Application 1

SIL 3 Load Normally Energized: Both Supply Lines

Application of SIL 3 relay module for NE load with interruption of both supply lines.

Functional Safety Application 2

SIL 3 Load Normally Energized: Single Supply Line

Application of SIL 3 relay module for NE load with interruption of only one supply line.

Testing Procedure

Operation and Installation

Operation

Description of the relay module's function and output contacts for switching safety circuits.

Installation

Guidelines for mounting, electrical connections, and environmental considerations for the module.

Configuration and Start-up

Start-up

Initial checks and expected behavior upon powering the unit.

DIP Switch Configurations

Details on setting the eight-position DIP switch for various monitoring and testing functions.

Overview

The D5290S is a single-channel SIL 3 Relay Output Module designed for switching safety-related circuits in high-risk industries, compliant with IEC 61508:2010 Ed.2 up to SIL 3. It provides isolation between input and output contacts and is suitable for mounting on standard DIN-Rail or customized Termination Boards in Safe Area/Non-Hazardous Locations or Zone 2/Class I, Division 2 or Class I, Zone 2 environments.

Function Description:

The module operates in a low demand mode as a Type A module with a Hardware Fault Tolerance (HFT) of 0. In its normal state, the relay module is energized, with a Normally Energized (NE) load. Upon an alarm or process request, the module de-energizes (safe state), thereby de-energizing the load. The D5290S offers three mutually exclusive monitoring circuits, selectable via DIP-switches:

  1. Line input monitoring: Enables DCS/PLC line monitoring functions, including pulse testing, without causing relay or LED flickering.
  2. Low voltage input monitoring: When enabled, the module presents a high impedance state to the control unit if the driving voltage falls below a specified threshold.
  3. Short circuit fault detection: Allows the DCS/PLC to detect short circuit faults within the module.

The D5290S provides two Normally Open (NO) contacts for the NE load and one Normally Closed (NC) contact for service purposes, enabling the switching of the NE load on both supply lines. The relay contacts are shown in the de-energized position in the function diagram, where terminals 13-21 and 14-22 are open, and terminal 13-15 is closed.

Important Technical Specifications:

  • Input: 24 Vdc nominal (21.6 to 27.6 Vdc), reverse polarity protected, with ripple ≤ 5 Vpp.
  • Current Consumption @ 24 V: 60 mA (typical) with relay energized.
  • Power Dissipation: 1.5 W (typical) with 24 V input voltage, relay energized.
  • Isolation (Test Voltage): Input/All Outputs 2.5 KV; Out 1/Out 2: 500V.
  • Output:
    • One voltage-free SPDT relay contact (Out 1) with terminals 13-21 (NO) and 13-15 (NC for Service Load, not SIL).
    • One voltage-free SPST relay contact (Out 2) with terminals 14-22 (NO).
    • Terminals 13-21 (Out 1) and 14-22 (Out 2) are open when de-energized and closed when energized.
    • Service load output (13-15) is normally closed when de-energized and open when energized.
  • Contact Material: Ag Alloy (Cd free) or AgSnO2.
  • Contact Rating: 10 A 250 Vac 2500 VA, 10 A 250 Vdc 300 W (resistive load).
  • Contact Inrush Current: 16 A at 24 Vdc, 250 Vac.
  • Mechanical/Electrical Life: 10 x 10^6 / 5 x 10^4 operations (typical).
  • Operate/Release Time: 8/4 ms (typical).
  • Bounce Time NO/NC Contact: 4/6 ms (typical).
  • Frequency Response: 10 Hz maximum.
  • Environmental Conditions:
    • Operating Temperature: -40 to +60 °C, relative humidity 95%, up to 55 °C.
    • Storage Temperature: -45 to +80 °C.
  • Safety Description:
    • ATEX: II 3G Ex nA nC IIC T4 Gc
    • IECEx/INMETRO/NEPSI: Ex nA nC IIC T4 Gc
    • FM: NI/1/2/ABCD/T4, 1/2/AEx nA nC/IIC/T4
    • FMC: NI/1/2/ABCD/T4, 1/2/Ex nA nC/IIC/T4
    • EAC-EX: 2ExnAnCIICT4 X
    • UKR TR n. 898: 2ExnAnCIICT4 X
    • Non-sparking electrical equipment. -40 °C ≤ Ta ≤ 70 °C.
  • Functional Safety: SIL 3 according to IEC 61508:2010 Ed. 2 for Tproof = 14/20 yrs (≤10%/>10% of total SIF). PFDavg (1 year) 7.01 E-06, SFF 99.17% for NE Load. Systematic capability SIL 3.
  • Mounting: T35 DIN-Rail (EN50022) or customized Termination Board.
  • Weight: About 165 g.
  • Connection: Polarized plug-in disconnect screw terminal blocks for up to 2.5 mm² terminations.
  • Protection Class: IP 20.
  • Dimensions: Width 22.5 mm, Depth 123 mm, Height 120 mm.

Usage Features:

  • Simplified Installation: Utilizes standard DIN-Rail and plug-in terminal blocks or customized Termination Boards.
  • Flexible Configuration: An eight-position DIP Switch on the PCB allows selection of four mutually exclusive configurations: line input monitoring, low voltage input monitoring, short circuit fault detection, and T-proof relay testing. Factory settings default to line input monitoring.
  • Visual Status Indicator: A "RELAY STATUS" yellow LED indicates when the input is powered and the relay is energized.
  • Broad Compatibility: Designed for compatibility with various DCS/PLC systems.
  • Robust Design: Complies with EMC standards (EN61000-6-2, EN61000-6-4, EN61326-1, EN61326-3-1) for safety systems.
  • Marine Applications: DNV Type Approval Certificate for maritime applications.

Maintenance Features:

  • Proof Test Procedure: A detailed proof test procedure is provided to reveal dangerous undetected faults. This involves verifying input-to-output functionality, checking ohmic continuity of contacts, and using internal DIP-switches to test individual relay coils. The proof test reveals almost 99% of all possible Dangerous Undetected failures.
  • Non-Repairable Unit: The unit cannot be repaired by the end user and must be returned to the manufacturer or an authorized representative for servicing.
  • Cleaning: The enclosure should be cleaned only with a damp or antistatic cloth to avoid electrostatic hazards. Penetration of cleaning liquid must be avoided.
  • Safety Precautions:
    • Always de-energize the power source and disconnect terminal blocks before opening the enclosure in hazardous areas or when connected to live hazardous potential to prevent electrical shock and explosion hazards.
    • Ensure proper installation and wiring according to national/international standards (e.g., IEC/EN60079-14).
    • Connect an external protection (fuse or similar) according to the relay breaking capacity diagram to prevent relay contact damage.
    • Avoid unauthorized modifications to the unit.
    • Ensure conductors are well isolated to prevent unintentional connections.
    • The relay output contact must be connected to loads not exceeding category II overvoltage limits.

GMI D5290S Specifications

General IconGeneral
BrandGMI
ModelD5290S
CategoryControl Unit
LanguageEnglish

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