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General| GSM Frequencies | 850/900/1800/1900 MHz |
|---|---|
| Digital Inputs | 4 |
| Communication | GSM SMS |
| Power Supply | 12V DC |
| SIM Card | Standard SIM card |
| Battery Backup | Optional |
Lists related documents for the SENTRI4 and SENTRI2 systems.
Explains symbols used on the product, like electrical hazards and WEEE.
Highlights notes, cautions, and common abbreviations used in the manual.
Covers second fix, fixture, drawings, and cable routing recommendations.
Details the use of dust covers for fire sensors during installation.
Ensures good earth connection and proper mains supply installation.
Discusses manual call point requirements and power supply considerations.
Addresses methods for cable separation and lightning protection.
Details cables for mains supply and system equipment, including MICC.
Specifies recommended cables for RS232 and RS485 ports, like Belden 9729.
Covers enhanced and standard loop cables, including length limits.
Provides reference for 2.5mm² loop cables and their specifications.
Lists approved EMC compliant cables for network wiring.
Details standard network cables like Belden 9729 and 9842.
Discusses loop circuit limitations and capacity.
Explains the usage of the Loop Card and related calculations.
Introduces the calculator tool for standby power and loop load.
Explains the concepts of lumped and distributed alarm device loads.
Illustrates the typical wiring of the SENTRI4 system.
Lists and describes various system devices used with the panel.
Details the key features and functionalities of the SENTRI4 panel.
Provides detailed technical specifications for the control panel.
Lists the parts included in a SENTRI4 panel package.
Details available spares and accessories for the panel.
Shows the physical layout and cable entry points of the panel.
Provides instructions and dimensions for semi-flush mounting the control panel.
Covers cable termination techniques and important wiring test precautions.
Details the installation of mains and battery supply cables.
Specifies requirements for connecting the dedicated mains supply to the panel.
Illustrates the layout of terminals for external circuits on the terminal card.
Explains loop circuit capacity and wiring principles for devices.
Describes the connection of conventional alarm sounders to master alarm circuits.
Details the function and use of the clean contacts relay.
Explains the operation and configuration of auxiliary relays for external control.
Describes the use of the IO card for RS232 and RS485 communication.
Provides instructions for connecting a remote printer for local system events.
Explains how to network up to 31 SenTRI Control panels.
Details network connections and cable screen continuity.
Emphasizes ensuring good screen continuity in network cables.
Provides methods to avoid cross talk in network cabling.
Explains connecting multiple SENTRI networks using domain bridging.
Illustrates a star connection topology for domain bridging.
Shows how to set up an RS232 domain bridge using the Domain IO card.
Describes the base, indicators, and dust cover of SenTRI Sensors.
Provides guidance on where to site SenTRI Sensor bases.
Lists important do's and don'ts for locating smoke and heat detectors.
Details the use of metal back boxes and earth continuity.
Shows the in-out wiring for SenTRI bases.
Explains how to configure SenTRI Sensor devices for input or output.
Describes the tools and procedures for fitting and removing SenTRI Sensors and dust covers.
Lists parts for the control panel, accessories, and spares.
Details available cards, printers, and manuals for the system.
