Search and Discovery

Finding devices by text search, numeric ID, or QR code scanning

Overview

The Search tab is the primary way to find devices in Haltian Field. You can search by text, scan a QR code, or enter a numeric ID.

Android search screen
Android

Text Search

Tap the search field and type any of the following:

Search ByExample
Device nameMeeting Room Sensor
Customer Label IDLABEL-001
Vendor SerialTSE-12345678
External IDEXT-456
GIAIurn:epc:id:giai:...

The app shows auto-suggestions as you type (after a brief delay). Tap a suggestion or press search to see full results.

Results are limited to 30 devices. If you see the warning “More than 30 matches. Refine your search criteria”, narrow your search terms.

When you enter a purely numeric value, the app automatically searches numeric fields:

FieldExample
Wirepas Node ID12345
Other numeric identifiers67890

QR Code Scanning

Tap the QR scanner button (camera icon) next to the search field to open the barcode scanner.

Scanning Steps

  1. Tap the QR scanner button on the Search tab
  2. Grant camera permission if prompted
  3. Point the camera at the QR code or barcode on the device
  4. The app automatically reads the code and searches for the device
  5. If found, the device detail opens directly

Search Results

Each result shows:

  • Device name (or “Unnamed device” if not set)
  • Device type (product/model)
  • Last seen indicator — green if seen within 24 hours, orange if older
  • Thumbnail image if a photo has been uploaded

Devices not seen for more than 3 days appear dimmed to indicate they may be offline or inactive.

Tap any result to open the Device Details screen.