ColorVu, night imaging & LPR
Choose full-colour night evidence and plate recognition only when lighting, distance and vehicle approach support them.
Read the ColorVu & LPR guide
Security Technology
Practical ELV & Security Technology Guides
We're an ELV installation company first — but the systems we install today are genuinely smarter than a decade ago. Here's how we think about the technology behind CCTV, access control, alarm and network infrastructure.
Engineering guide Canvas
Choose technical guidance by evidence, infrastructure and lifecycle
- 01Scene & evidence
- 02Infrastructure
- 03Integration
- 04Lifecycle
Detection & Recognition
AI-Enabled CCTV & LPR
Modern CCTV cameras and NVRs from brands like Hikvision and Dahua include built-in AI detection — line-crossing alerts, intrusion-zone triggers, and person/vehicle classification — which cuts down on the false alerts that plague older motion-only systems. For vehicle access, LPR (licence plate recognition) reads a plate automatically to open a barrier, useful for factories, condos and commercial carparks with regular traffic.
- Line-crossing and intrusion-zone detection
- Person vs. vehicle classification to reduce false alerts
- LPR/ANPR for automated vehicle access
System Integration
We design CCTV, access control, alarm and perimeter systems to work together where practical:
- Alarm triggers linked to relevant camera coverage
- Electric fence breach alerts tied to alarm and CCTV
- Video intercom linked to autogate or door-strike release
Infrastructure
The Network Behind It All
Every system on this page depends on solid underlying infrastructure — this is why we treat network setup as part of the same job, not a separate afterthought.
PoE & Structured Cabling
Power-over-Ethernet simplifies camera and access-terminal wiring; structured cabling keeps larger buildings organised and serviceable.
Fiber & Network Backbone
For larger sites, fiber and a properly planned network backbone keep data moving reliably between buildings or floors.
UPS Backup Power
Battery backup keeps critical systems — recording, access control — running through short power interruptions.
Ongoing Reliability
Remote Viewing & Preventive Maintenance
Every installation includes mobile app setup for remote viewing of your own system. Where a property needs active remote monitoring (someone watching on your behalf), that's a separate arrangement we can discuss. Either way, technology only stays reliable with upkeep — which is the whole logic behind our AMC maintenance plans: scheduled inspections that catch drift in storage, wiring and sensor calibration before it becomes a failure.
See It In Context
This page describes our general technology approach. For pricing-free tier details on ongoing support, see our Maintenance (AMC) plans.
HJ Engineering Guides
Plan the scene before choosing the equipment
These short field notes explain when a technology is useful, when it is not, and what HJ checks before installation.
Electric-fence documentation
Understand boundary survey, warning signs, isolation, test records and ongoing vegetation control.
Read the electric-fence guideTerrace-house CCTV layout
Prioritise the porch, gate, entry doors, side lane and usable night evidence before counting cameras.
Read the terrace CCTV guide
FAQ
Technology Questions
What is LPR and which projects use it?
LPR (licence plate recognition) automatically reads a vehicle's plate to open a barrier gate without a card or remote. It suits factories, condos or commercial carparks with regular vehicle traffic where manual entry slows things down.
What does "AI-enabled CCTV" actually mean?
Modern CCTV cameras and NVRs from brands like Hikvision and Dahua include built-in AI detection features — such as line-crossing alerts, intrusion zones, and vehicle/person classification — that reduce false alerts compared to older motion-only detection. We configure these features as part of system design where the hardware supports them.
Can you integrate systems from different brands together?
In many cases yes, particularly when systems support standard protocols or app-level integration. We assess compatibility during the site survey and advise honestly where integration isn't practical.
Do you provide remote monitoring, not just remote viewing?
Our standard installations provide remote viewing (checking footage or status via app). Active remote monitoring (someone watching on your behalf) is a separate service arrangement — ask us if this is something your property needs.
Want This Built Into Your System?
Tell us what you're trying to achieve and we'll advise what's practical for your property.
Prepare the next step.
Use these planning guides to clarify the scope before a new quotation or system upgrade.