Honeywell – TR-21 Direct Mount Wall Module

Honeywell provides direct mount wall modules have been designed for use with Honeywell excel controllers, W7761 controllers, spider unitary controllers and comfort point LON controllers.

These wall mounts have space temperature sensors and are furnished with a 20K Ohm nonlinear NTC temperature sensor that follows a specific temperature resistance curve. They have a LONMARK bus communications port. If needed, the jack plug must be removed in the field, and terminals 3 and 4 wired according to the installation instructions. Features & Benefits:

Models with set point adjustment

Models with humidity output

Models with occupied/unoccupied override (bypass) with LED

Models with 3-position (auto/0/1) or 5-position (auto/0/1/2/3 speed) fan switch

Locking cover on all modelsCertifications:

CE

UL94 plastic enclosure

FCC Part 15, Class B

Honeywell TR-21 — Honeywell provides direct mount wall modules have been designed for use with Honeywell excel controllers, W7761 controllers, spider unitary controllers and comfort point LON controllers. PartnerPLC sources new, surplus and discontinued Honeywell parts — request a quote for price, condition and lead time.

Specifications