368261-UIM-A-0508

THERMOSTAT

THERMOSTAT

THERMOSTAT

 

 

 

 

*BP21H50124

 

*DN22U00124

*BN21H00124

*DP32H70124

*DP21H40124

 

 

 

*DN21H00124

 

 

 

 

 

ID MODELS

 

 

OD MODELS

 

TM(8,L)M

 

 

YZB

 

 

YM(8,L)M

 

 

YMB

 

 

CM(8,L)M

 

 

 

H*3

 

 

LM(8,L)M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MODULATING

 

 

 

SINGLE STAGE

 

 

FURNACE

 

 

 

HEAT PUMP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

C

C

 

 

 

 

24 – Volt Common

24 – Volt Common

24 – Volt Common

 

 

 

 

 

 

 

 

 

 

 

Y1

Y1

Y1

 

 

 

 

First Stage Compressor

First Stage Compressor

First Stage Compressor

 

 

 

 

 

 

 

 

 

 

 

R

R

R

 

 

 

 

24 – Volt Hot

 

 

 

 

(Heat XFMR)

24 – Volt Hot

24 – Volt Hot

 

 

 

 

 

 

 

 

 

 

G

G

G

 

 

 

 

Fan

Fan

Fan

 

 

 

 

 

 

 

 

 

 

 

E

E

E

 

 

 

 

Emergency Heat

Emergency Heat

Emergency Heat

 

 

 

 

 

 

 

 

 

 

 

 

 

W2

 

 

 

 

 

 

Third Stage Heat

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

24 – Volt Hot

 

 

 

 

 

 

 

 

 

 

 

 

(Cool XFMR)

 

 

 

 

 

 

O/B

O

O

 

 

 

 

Reversing Valve

Reversing Valve

 

 

 

 

Reversing Valve

 

 

 

 

Energized in Cool

Energized in Cool

 

 

 

 

 

 

 

 

 

L

L

L

 

 

 

 

Malfunction Light

Malfunction Light

Malfunction Light

 

 

 

 

 

 

 

 

 

 

 

Y2

Y2

Y2

 

 

 

 

Second

Second

Second

 

 

 

 

Stage Compressor

Stage Compressor

Stage Compressor

 

 

 

 

AUX

W2

W1

 

 

 

 

Auxiliary Heat

Second Stage Heat

Second Stage Aux. Heat

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

External Humidistat

 

 

 

 

 

(Optional)

 

 

 

 

 

 

 

 

 

 

 

 

Open on Humidity Rise

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Thermostat Installer Setup

B/O Switch on Thermostat

Step 1 of Thermostat

 

 

 

 

1-System Type-must be set

Installer / Configuration

 

 

 

 

to 5 – 2 Heat/1 Heat Pump

must be in the O position

Menu must be set to

 

 

 

 

Thermostat Installer Setup

 

Heat Pump 1

 

 

 

 

 

 

 

 

 

 

2-Changeover Valve-must

 

 

 

 

 

 

be set to 0 – O/B terminal

 

 

 

 

 

 

Energized in Cooling

 

 

 

 

 

 

 

 

 

 

 

 

MODULATING

FURNACE CONTROL

C

24 – Volt Common

Y1

Single

Stage Compressor

R

24 – Volt Hot

G

Fan

W

Modulating Heat

Y/Y2

Second or Full

Stage Compressor

O

Reversing Valve

Energized in Cool

LO COMP

Single Stage

Compressor (OUT)

HI COMP

Second Stage

Compressor (OUT)

DHUM

Dehumidification-

Open on Humidity Rise

Move HUMIDISTAT

jumper to “YES”

if humidistat is to be used.

2

Bonnet Sensor

(Optional)

YORKGUARD VI

CONTROL

C

24 – Volt Common

Y1

Single

Stage Compressor

R

24 – Volt Hot

W1 OUT

First Stage Heat

W2 OUT

Second Stage Heat

Y2 OUT

Second

Stage Compressor

O

Reversing Valve

Energized in Cool

X/L

Malfunction Light

Y2

Second

Stage Compressor

W

Auxiliary Heat

BSG

Bonnet Sensor

BS

Bonnet Sensor

Change FFuel jumper

on the heat pump control

to “ON”

Change Hot Heat Pump

jumper on the heat

pump control to “ON” if

Hot Heat Pump

Operation is desired.

1

3

Part Number:

 

S1-2HU16700124

 

 

Part Numbers:

2

Part Numbers:

1

SAP

= Legacy

SAP = Legacy

 

 

 

126768 = 031-09137

 

 

 

 

 

 

18395

= 031-01996

 

 

 

340512 = 031-09178

 

FIGURE 24: Thermostat Chart - Single Stage Heat Pump – Variable Speed or PSC Modulating Furnace

16

Johnson Controls Unitary Products

Page 16
Image 16
Johnson Controls YM8M/YMLM*MP, TM8M/TMLM*MP, LM8M/LMLM*MP, CM8M/CMLM*MP installation manual Thermostat

LM8M/LMLM*MP, TM8M/TMLM*MP, CM8M/CMLM*MP, YM8M/YMLM*MP specifications

Johnson Controls TM8M/TMLM*MP, YM8M/YMLM*MP, LM8M/LMLM*MP, and CM8M/CMLM*MP are advanced temperature controllers designed for a wide range of applications in heating, ventilation, and air conditioning (HVAC) systems. These models stand out due to their robust features, cutting-edge technologies, and specific characteristics that cater to both residential and commercial environments.

One of the main features of the TM8M/TMLM*MP series is its user-friendly interface that incorporates a large, easy-to-read display. This allows for quick adjustments and monitoring of temperature settings, making it accessible for both skilled technicians and everyday users. The intuitive design ensures that users can efficiently navigate through various settings and configurations.

Another notable characteristic is the flexibility of these controllers. The series supports multiple sensor configurations, enabling the integration of both wired and wireless sensors. This adaptability allows users to customize their climate control systems according to specific needs and room layouts, ultimately enhancing comfort and energy efficiency.

The TM8M/TMLM*MP and its counterparts are equipped with sophisticated algorithms that optimize energy consumption. By utilizing predictive maintenance and intelligent analytics, these controllers can adjust settings dynamically based on real-time data. This not only helps in reducing operational costs but also prolongs the lifespan of HVAC equipment.

Incorporating advanced communication protocols is a hallmark of the Johnson Controls series. The TM8M and CM8M models support modern systems such as BACnet and Modbus, allowing seamless integration with building management systems (BMS). This compatibility ensures that users can maintain centralized control over multiple systems, enhancing overall operational efficiency.

Additionally, the series is robustly constructed to withstand harsh environmental conditions. Its durable casing and reliable components ensure long-term performance, making it suitable for a variety of settings, including industrial facilities and commercial properties.

Safety features are also integral to the design of the TM8M/TMLM*MP and related models. Built-in safeguards protect against over-temperature and other potential hazards, ensuring reliability and peace of mind for operators.

In summary, Johnson Controls TM8M/TMLM*MP, YM8M/YMLM*MP, LM8M/LMLM*MP, and CM8M/CMLM*MP controllers represent a convergence of user-friendly design, advanced technology, flexibility, and safety. Their ability to adapt to diverse applications while optimizing energy use makes them a critical component in modern HVAC systems, ensuring comfort and efficiency in every environment.