Overview
Wireless RF expander/repeater — extends 433 MHz wireless device range (Reliance NXG-433).
On Interlogix systems, wireless devices are supervised zones on the panel — tamper, low battery, and missing signals appear as trouble conditions that may block arming depending on panel programming.
At a Glance
| Specification | Details |
|---|---|
| Role | 433 MHz wireless expander |
| Host | Reliance XR with NXG-433 path |
What This Device Does Well
Provides reliable supervised status at the panel and Alarm.com / UltraSync when installed, enrolled, and range-tested correctly.
Before You Service or Replace One
- Sensor SKU — TX-E wireless vs hardwired loop vs 433 MHz expander path.
- Panel online — resolve panel AC/comms trouble before blaming sensor.
- Range — 433 MHz expander or move wireless receiver for distant zones.
- Battery type — use listed cell; replace all batteries in multi-cell devices.
- Tamper — cover fully closed before declaring hardware fault.
Official Sources
- Aritech product page
- RELIANCE-XR_XRPRO_DS
- Reliance_XR_Series_10_reasons_2025
- Reliance_XR_Series_brochure_SEPT25
Use official Aritech install PDFs and install guides for exact wiring, enrollment, and firmware — specifications vary by SKU and region.
Installation Notes
Follow Wireless expander install guide and the official resource links in this product folder for mounting, wiring, and enrollment.
Pre-install checklist
- Confirm panel model (Simon/Challenger/Reliance/Tecom) and encryption requirements.
- Verify dealer cell account and module SKU before cell install.
- Document installer code and existing zone map for takeover jobs.
- Plan antenna routing (ANT5XL) when panel location has poor cell RSSI.
- Have listed batteries and tools for sensor mounts before enrollment.
Typical install sequence
- Mount and power panel; apply firmware updates per dealer bulletin.
- Install cell module and run communication test / Alarm.com / UltraSync activation.
- Enroll wireless sensors via installer Learn mode; label zones.
- Include Z-Wave devices after excluding from any prior hub.
- Install 433 MHz expander or optimize receiver placement before fringe wireless sensors.
- Run walk test, user code training, and central station test if monitored.
Power and connectivity reference
| Product type | Power | Network / RF |
|---|---|---|
| Simon/Challenger/Reliance/Tecom panel | AC + backup battery | DGP expanders; RAS keypads; 4G/IP communicators |
| Wireless sensor | Battery per SKU | 319.5 MHz TX-E; 433 MHz on Reliance NXG-433 |
| Cell module | Panel-powered | LTE to dealer / Alarm.com / UltraSync |
| RAS keypad | Data bus | Challenger/Tecom host |
| Z-Wave module | Mains or battery per device | Z-Wave to panel |
Source: Wireless expander install guide (Aritech official documentation).