Model Numbers & Accessories; Package Contents; Other Relevant Documents; Important Information - Delta Controls DNT-T221 Installation Manual

Delta Network Thermostat: BACstat II DNT-T221 (Rev 2.0) Installation Guide
Model Numbers
Product Number Product Description
DNT-T221 Standard Model (with default button icons and no backlighting)
DNT-T221B Standard Model (with default button icons, c/w backlighting)
DNT-T221-INT International Model (with international button icons and no backlighting)
DNT-T221B-INT International Model (with international button icons, c/w backlighting)
The appended button icon codes specify the desired icons embossed on the buttons as follows:
[default] Bottom 2 buttons are
INT Bottom 2 buttons are

Package Contents

•
Delta Network Thermostat: BACstat II Product, DNT-T221 (Rev 2.0)
•
DNT-T221 (Rev 2.0) Installation Guide

Other Relevant Documents

•
RS-485 Network Installation Guide (DOC818-11)
•
BACstat II Application Guide (for Configuration & Programming)
•
ORCAview Operator Guide (V3.21 or later)
•
ORCAview Technical Reference Manual (V3.21 or later)
•
Release Notes for V3.21 Firmware, V3.22 Firmware, and BACstats

Important Information

Although BACstats are supported in a system of V3.21 Application Controllers, more features are supported
in a V3.22 system, particularly in regards to LINKnet capabilities and mapped objects.

Product Specifications

Power Requirements
•
24 VAC, 4 VA (or about 16 VA if you also use the internally powered triac at full load)
•
Class II
Ambient Ratings
•
32º to 131º F (0º to 55º C)
•
10 to 90% RH (non-condensing)
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and (Setpoint Adjust), top 2 are OFF and ON
and (Setpoint Adjust), top 2 are O and I – International
Document Edition 1.5