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Release notes - Sensors

Release notes - Sensors

Part

Code

Rev

Release date

Changes

S/W

Part

Code

Rev

Release date

Changes

S/W

Wireless sensor

CRFSW

CRFSO

CRFSB

A

Jan-2026

  • Fixed VRF pairing stability

1.8

Compact temp sensor

CRFS2

A

Dec-2024

  • Changed RF components to improve range

1.3

Compact temp & humidity sensor

CRFSH

A

Dec-2024

  • Changed RF components to improve range

1.1

Wired sensor

CSW

CSB

CSO

A

Jul-2014

  • First release

N/A

Wired sensor module

CWSM

A

Nov-2015

  • First release

1.1

Wireless temperature sensor (CRFSW)

CRFSW 1.8 - Jan 2026

  • Fixed iZone/VRF pairing stability

  • Improved production testing reliability

  • Updated VRF zone pairing requirement (Zone Select Switch position 15)

CRFSW 1.7 - May 2025

  • Change default RF channel to fix production testing issue

CRFSW 1.6 - Dec 2024

  • Added support for VRF

CRFSW 1.5 - Feb 2024

  • Add option to send temperature for unit control (“RF Sensor”)

Compact temperature sensor (CRFS2)

CRFS2 1.3 - Jan 2026

  • Added LED flash indication when paired

  • Double tap pairing button within 3 seconds to toggle between CLIMATE/CLOSE zone mode.

  • Fixed initial pairing mode requiring multiple button presses

CRFS2 1.1 - Dec 2024

  • Added support for VRF

CRFS2 1.0 - Apr 2023

  • First release

Compact temp and humidity sensor (CRFSH)

Refer to CRFS2 above

Wired sensor module (CWSM)

CWSM 1.1 - Nov 2019

  • Fixed a problem which would override RF sensor temperatures if both RF and wired sensors were used