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Latest guide CCTV
How to Add a Dahua DVR or NVR to DMSS on a PC
Add a Dahua recorder to DMSS on Windows or macOS by serial number (P2P) or by local IP address, check the connection, and fix the most common errors.
Haytham Mohamed 6 min read - CCTV
How to Add a Dahua DVR or NVR to DMSS on a PC
Add a Dahua recorder to DMSS on Windows or macOS by serial number (P2P) or by local IP address, check the connection, and fix the most common errors.
- Servers & Storage
Servers and Storage for Recordings and Site Data
How a site chooses servers and storage for video, access logs, and applications, and what RAID and a backup copy each protect you from.
- Networks & Infrastructure
Networks: The Cabling Under Every Other System
How copper, fiber, switches, and racks carry cameras, readers, and the office, and why a labeled test result matters more than a tidy photo.
- Public Address
Public Address and Voice Evacuation
How one audio system plays music, pages staff, and speaks evacuation messages, and what EN 54 changes about the amplifiers and the zones.
- Intrusion Alarm
Intrusion Alarm: Zones, Sensors, and Arming
How an intrusion panel uses zones and partitions, which sensor fits a door, a room, or glass, and what remote arming actually changes.
- Access Control
Access Control: Doors, Readers, and Attendance
How a door decides who may pass, how card, fingerprint, and face readers differ, and how the same system can record working hours.
- Fire Alarm
Fire Alarm: Conventional and Addressable Systems
How a fire alarm warns the building, how a conventional zone differs from an addressable point, and what commissioning has to hand over.
- CCTV
CCTV: Cameras, Recorders, and What Coverage Means
A short sheet on analog, HD, and IP cameras, what a DVR and an NVR each record, and how coverage, night view, and retention are chosen.
- Building Management System
A Building Management System in Plain Terms
What a BMS actually supervises, how BACnet, Modbus, and KNX bring plant onto one screen, and what an operator should see when something fails.
- Automation Systems
Automation Systems: PLC, HMI, Drives, and SCADA
A plain-language sheet on how a PLC, an HMI, variable speed drives, and a SCADA screen divide the work of running a process.
- Generators
Standby Generators: What the Set Actually Includes
A standby generator is an engine, an alternator, and a transfer panel. This sheet covers ratings from 10 kVA to 2,500 kVA, canopy types, and the start sequence.
- Solar Power
Solar Power for a Site: On-Grid, Off-Grid, and Hybrid
What changes between an on-grid, off-grid, and hybrid solar system, which panels and inverters each one uses, and what net-metering asks of the site.
- Voltage Stabilizers
Voltage Stabilizers: Servo, Relay, and Static
How a stabilizer holds the voltage steady, how servo, relay, and static designs differ, and where one belongs ahead of a UPS or a production line.
- UPS & Batteries
What a UPS Does, and How the Main Types Differ
A short sheet on what a UPS protects, how offline, line-interactive, and online units differ, and how the battery bank sets the backup time.
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