Honeywell T921A Operation & User’s Manual

Operation & User’s Manual for Honeywell T921A Thermostat (8 pages)

Specifications:

445/445463-t921a.pdf file (16 Jan 2024)
  • Manufacturer: Honeywell
  • Category of Device: Thermostat
  • Document: T921A, File Type: PDF Operation & User’s Manual
  • Updated: 16-01-2024
  • Count of Pages: 8
Download T921A Manual (8 pages)

Read PDF Document Online:

Data: UPD 16th January 2024

Honeywell T921A Thermostat PDF Operation & User’s Manual (Updated: Tuesday 16th of January 2024 05:20:34 AM)

Rating: 4.3 (rated by 81 users)

Compatible devices: T8611G Chronotherm, T1 Pro, T8602, ENERGYPRO T8665C, T841B, 205273AA, SUNDIAL Y PLAN, TL7130A.

Recommended Documentation:

Text Version of Honeywell T921A Thermostat Manual (Summary of Contents)

(Ocr-Read of Honeywell T921A Document (Main Content), UPD: 16 January 2024)
  • 1, 1 60-2242—2 J. D. • Rev. 1-94 • ©Honeywell Inc. 1994 • Form Number 60-2242—2 T921A,B,E-G Proportional Control Thermostats T921 Thermostats provide 3-wire, low voltage proportional control for Series 90 (135 ohm) valve motors, damper motors, and balancing relays in heating o…

  • 4, 60-2242—2 4 T921A,B,E-G INSTALLATION Installation ! CAUTION Disconnect power supply before installation to prevent electrical shock and equipment damage. WHEN INSTALLING THIS PRODUCT… 1. Installer must be a trained, experienced service tech- nician. 2. All wiring must comply with applicable…

  • 5, 5 60-2242—2 T921A,B,E-G INSTALLATION Fig. 4—Vertical mounting of T921A,B,E-G Thermostats on horizontal conduit box. T921A,B,E Thermostats can also be mounted horizontally on vertical conduit box using add-on faceplate. (Do not mount T921F,G horizontally.) HONEYWELL 80 70 60 60 70 80 90 NOTE:…

  • 2, 60-2242—2 2 T921A,B,E-G SPECIFICATIONS • ORDERING INFORMATION Ordering Information When purchasing replacement and modernization products from your TRADELINE ® wholesaler or your distributor, refer to the TRADELINE ® Catalog or price sheets for complete ordering number or specify— 1. Mode…

  • 6, Honeywell T921A 60-2242—2 6 Fig. 7—Typical wiring diagram for T921B. T921A,B,E-G INSTALLATION • SETTING AND ADJUSTING Fig. 9—Typical wiring diagram for T921F. L1 (HOT) L2 1 1 SERIES 90 MODULATING MOTOR T921F M5993 CLASS 2 POWER SUPPLY. INTERCHANGE B AND W CONNECTIONS TO REVERSE DIRECTION OF MOTOR TR…

  • 7, 7 60-2242—2 T921A,B,E-G SETTING AND ADJUSTING • OPERATION This switch energizes a heater that offsets the ther- mostat approximately 10° F [6° C], lowering the temperature for night operation. Leave this switch in the OFF position for normal operation; turn it to the ON position for lower ni…

DOC-66fb6e77:

Recommended:
SH Series, e-STUDIO200L, DP-6, DVDR3380

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  • 1 2 3 4 5 6 7HR°C°Fset% rH°C°Fset% rHFig. 2Fig. 1.bFig. 1.aRif. +080000760 - rel. 1.0 - 27.01.2014Termostato ambiente da esterno con sonda di temperatura e umidità / Room Thermostat with integrated Temperature and Humidity probesK495LY002DescrizioneK495LY002 è un termostato ambiente (d ...

    Model & Doc Type: K495LY002 2

  • INSTALLATION / USER INSTRUCTIONSDIGITAL ROOM THERMOSTAT(2 WIRE, BATTERY POWERED)The Choice Rstat 3 room thermostat has been designed to bring you comfort and energy economy.In addition to OFF/ON control the unit provides the option to regulate your heating system at 2 temperature le ...

    Model & Doc Type: Choice Rstat 3 2

  • 1 (3)1abcd234Connection diagram with LK Actua-tor normally closed (NC)SensorRelay 250 V AC8(2)ADC AC LK Actuator 24V AC (NC) 2WLK Transformer 230/24V AC 60VA24V AC230V ACN L 230V ACN L Connection diagram with LK Actua-tor normally open (NO)SensorRelay 250 V AC8(2)ADC AC LK Actuato ...

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