iZone CRFSB Wireless Temperature Sensor – Black
The iZone CRFSB is a black wireless room-temperature sensor designed for zone-based climate control on compatible iZone systems. It measures the temperature within a room and transmits readings to the C225 CPU every 60 seconds using the iZone 433 MHz wireless network.
An integrated button allows occupants to turn the associated zone or air-conditioning unit on and off without using the main touchscreen.
Key Features
Measures and transmits room temperature every 60 seconds
Enables individual temperature control of compatible iZone climate zones
Integrated button provides local zone on/off control
Can also operate as a single RF control sensor for the air conditioner
Blue and red LED feedback indicates operating status
Wireless installation eliminates control cabling
Contemporary black finish
Replaceable CR2032 battery
Button Indication
| LED indication | Status |
|---|
| Blue | Zone or air conditioner switched on |
| Red | Zone or air conditioner switched off |
| Alternating blue and red | Communication error |
Wireless Range
Up to approximately 70 metres line-of-sight
Typically 10–20 metres inside a building
Range depends on walls, roofing, furniture and electrical interference
Compatible with the iZone CR Wireless Repeater where additional coverage is required
Specifications
| Specification | Details |
|---|
| Power supply | CR2032 battery |
| Battery life | Approximately 1–2 years |
| Communication | 433 MHz RF |
| Transmission interval | Every 60 seconds |
| Operating temperature | −14°C to 65°C |
| Dimensions | 18 × 72 × 116 mm |
| Weight | 92 g |
| Colour | Black |
Installation Information
Install the sensor on an internal wall where it can measure the room’s average temperature. Avoid locations directly beneath air outlets, in direct sunlight, near heat-producing appliances, on external walls or inside metal enclosures.
Source: iZone wireless temperature sensor documentation
