48

AUX. DEVICE

 

 

 

 

 

 

RELAY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AUX. DEVICE

 

 

 

 

 

 

 

PROVING SWITCH

 

 

 

 

 

 

 

HIGH GAS

C

24VAC

AUX. DEVICE

 

 

 

 

PILOT SUPPLY

 

 

 

PRESSURE SWITCH

NO

GND

 

 

 

 

AUX. DEVICE

 

 

 

(500 ONLY)

NC

 

 

 

PROVING

 

 

 

 

 

 

GAS PRESSURE

 

 

 

LOW GAS

C

SWITCH

 

 

 

 

FLOW

 

 

 

 

PRESSURE SWITCH

NO

 

 

 

 

SWITCH

 

 

 

 

(500 ONLY)

NC

ALARM

 

 

 

 

 

 

CONTACTS

CN4

 

 

 

 

 

 

 

 

 

COM

RUNTIME

 

 

 

 

CONTACTS

 

 

 

 

FLOW SWITCH

NO

DHW THERMOSTAT

LOW WATER

 

 

 

 

 

 

 

 

R

ROOM THERMOSTAT /

CUTOFF

 

 

 

W

ZONE CONTROL

 

 

 

 

 

CN5

 

 

 

 

 

CN2

 

 

 

 

 

 

 

SYSTEM

 

 

 

 

TANK THERMOSTAT

 

SENSOR

 

 

 

 

 

DHW TANK

 

 

 

 

 

 

 

 

 

 

 

 

SENSOR

 

 

 

 

 

 

OUTDOOR

 

 

 

 

 

 

SENSOR

 

 

 

 

WALL THERMOSTAT /

 

SHIELD GROUND

 

 

 

 

A

SEQUENCING

 

 

 

ZONE CONTROL

 

B

 

 

 

 

 

 

 

 

 

 

 

SHIELD GROUND

CN3

 

 

 

 

 

 

 

 

 

0-10VDC

EXTERNAL

 

 

 

SYSTEM SUPPLY SENSOR

 

 

GND

CONTROL

 

 

 

 

CN1

 

 

 

 

 

(AUX) DHW SENSOR

 

 

 

 

 

 

 

OUTDOOR SENSOR

 

 

 

 

 

 

 

BUILDING

 

 

 

 

 

 

 

MANAGMENT

 

 

 

 

 

 

 

SYSTEM

 

 

 

LOW WATER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CUTOFF

 

 

 

 

SHIELD

 

SHIELD

 

 

FROM

 

 

TO

PREVIOUS A

A

NEXT

BOILER

B

B

BOILER

 

 

Figure 8-3Low Voltage Field Wiring Connections

8 Field wiring

Installation & Operation Manual

Page 48
Image 48
Lochinvar 800 operation manual 3Low Voltage Field Wiring Connections

800 specifications

Lochinvar 800 is a groundbreaking boiler system designed to meet the heating needs of modern residential and commercial buildings. Renowned for its reliability and advanced technology, the Lochinvar 800 promises efficiency and performance that set it apart from conventional heating systems.

One of the standout features of the Lochinvar 800 is its high-efficiency heat exchanger, which enables significantly lower energy consumption compared to traditional units. This efficiency translates to substantial energy savings, making it not only an environmentally friendly choice but also a cost-effective one. The system boasts an impressive thermal efficiency rating, often exceeding 95%, which ensures that a large portion of the energy consumed is converted into usable heat.

Incorporating cutting-edge control technologies, the Lochinvar 800 utilizes smart controls that enable precise temperature regulation. These controls provide users with the ability to program and adjust settings according to specific heating needs, enhancing comfort while minimizing energy waste. The integration of modulating gas burners further optimizes energy usage, continuously adjusting the output based on the current demand, thereby preventing energy loss.

Another key characteristic of the Lochinvar 800 is its compact and sleek design, allowing for easy installation in various spaces, from utility rooms to commercial settings. The boiler's lightweight construction means that it can be mounted in tight areas, providing flexibility that adapts to the needs of the installation site.

Safety features are a top priority for the Lochinvar 800, equipped with advanced diagnostics and monitoring systems that ensure trouble-free operation. These systems continually assess performance and identify potential issues before they can evolve into serious problems, promoting longevity and reliability.

The Lochinvar 800 is also compatible with various heating distribution systems, including radiant floor heating and traditional radiators, making it a versatile choice for a wide range of applications. Coupled with its low emissions profile, the Lochinvar 800 stands out as a sustainable option in today’s market.

In summary, the Lochinvar 800 represents a new era in boiler design, merging efficiency, innovative technology, and adaptability to meet the challenges of contemporary heating needs. Its advanced features ensure optimal performance while maintaining a commitment to environmental responsibility, making it an ideal solution for energy-conscious consumers.