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Details compliance with Essential Health and Safety Requirements directives.
Lists order codes for the PL4+D control panel and related accessories.
Illustrates the system architecture and connections for the PL4+D gas control unit.
Provides detailed technical specifications for the PL4+D control panel.
Covers mounting, component identification, and layout of the PL4+D gas control unit.
Details settings for SD2 (baud rate) and SD3 (language) dip switches.
Information on the JP27 connector and its function as a line terminator.
Guidance on connecting field devices and specific methods for gas detector connections.
Details the STG/IN8S module for connecting 8 x 4-20mA analogue gas detectors.
Describes the STG/OUT16S module providing 16 Open Collector outputs.
Explains the STG/8REL board for converting O/C outputs to voltage-free contacts.
Guide to addressing STG/IN8S and STG/OUT16S modules using rotary switches.
Procedure for switching on the PL4+D gas control unit and initial display.
Details the different system operating statuses: Normal, Alarm, Fault, Test, Unset, Emergency.
Overview of the system menu structure and available options for different user levels.
Explains how to view, acknowledge, and reset active events like alarms and faults.
General| Sensor Type | Electrochemical (O2, CO, H2S), Catalytic (CH4, Combustible gases) |
|---|---|
| Output Signal | 4-20 mA, RS-485 |
| Ingress Protection | IP65 |
| Certifications | ATEX, IECEx |
| Gas Type | Oxygen (O2), Carbon Monoxide (CO), Hydrogen Sulfide (H2S), Methane (CH4), Combustible gases |
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