1. www.hvac.vn Thermostats The materials included in this compilation are for the use of Dwyer Instruments, Inc. potential customers and current employees as a resource only. They may not be reproduced, published, or transmitted electronically for commercial purposes. Furthermore, the Company’s name, likeness, product names, and logos, included within these compilations may not be used without specific, written prior permission from Dwyer Instruments, Inc. ©Copyright 2014 Dwyer Instruments, Inc.

2. www.hvac.vn Overview TLVT1 – Digital Touch Screen Programmable Thermostat with Heat Pump PLVT1 – Compact Digital Thermostat with heat Pump Control

3. www.hvac.vn LVT - Introduction Controls the ambient temperature inside of commercial and residential buildings Has separate programming for weekends and weekdays and allows up to 4 programmable events per day Has a filter use indicator

4. www.hvac.vn LVT - Key Specifications Range: Measurement: 32 to 99°F (0 to 40°C); Adjustable: 40 to 95°F (5 to 35°C) Accuracy: ±1°F (0.5°C) Sensor Type: NTC thermistor Resolution: 1°F (0.5°C) Agency Approval: RoHS

5. www.hvac.vn LVT - Features The thermostats have separate programming for weekdays and weekends, along with four programmable events per day Allow for different settings for occupied and unoccupied times of day Set points are stored for both heating and cooling stages to eliminate the need to reprogram when the seasons change Internal jumpers allow for The selection of the engineering units Time delay between compressor starts and fan controlled heating type

6. www.hvac.vn LVT - Features System and filter usage timer can be used as a maintenance tool to schedule filter replacement Filter icon will display when the filter needs to be changed For protection against frozen pipes, if the temperature falls below 40°F (5°C), the heater will be turned on

7. www.hvac.vn LVT - Applications Control heating and cooling in a building automation system

8. www.hvac.vn PLVT1 - Introduction Directly controls the furnace, small boiler, air conditioner, circulator fan, and heat pump in commercial or residential buildings Can be operated off of batteries Can be set to automatically switch between heating and cooling

9. www.hvac.vn PLVT1 - Key Specifications Range: Measurement: 32 to 99°F (0 to 40°C); Adjustable: 40 to 95°F (5 to 35°C) Accuracy: ±1°F (0.5°C) Sensor Type: NTC thermistor Resolution: 1°F (0.5°C) Agency Approval: RoHS

10. www.hvac.vn PLVT1 - Features LCD display shows the current temperature and the operating mode Can be operated off batteries in case of power outages To reduce the need to switch modes for different seasons, the thermostat can be set to automatically switch between heating and cooling

11. www.hvac.vn PLVT1 - Applications Directly controls the furnace, small boiler, air conditioner, circulator fan, and heat pump in commercial or residential buildings