Lochinvar 81 - 286 manual Smart System control module

Models: 81 - 286

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User’s Information Manual

 

 

 

 

 

4 SMART SYSTEM control module (continued)

 

 

 

 

Status Display Screens (cont’d)

Section

Display

 

 

Description

 

SYSTEM:

The temperature read by the system supply sensor (if connected).

 

 

 

 

TANK:

The temperature read by the tank sensor (if connected).

 

 

 

 

OUTDOOR:

The temperature read by the outdoor sensor (if connected).

 

 

 

 

INLET TEMP:

The temperature read at the inlet to the heat exchanger.

 

 

 

 

OUTLET TEMP:

The temperature read at the outlet of the heat exchanger.

 

 

 

 

DELTA T:

The temperature difference between the inlet and the outlet of the

 

heat exchanger.

 

 

 

 

 

 

FLUE TEMP:

The temperature read by the flue sensor.

 

 

 

 

FLAME CURRENT:

The current measured by the flame sense circuit.

 

 

 

 

FAN SPEED:

The speed of the combustion blower.

 

 

 

C

BOILER PUMP:

The status of the boiler pump output.

 

 

 

 

(Operational

SYSTEM PUMP:

The status of the system pump output.

Information)

DHW PUMP:

The status of the DHW pump output.

 

 

 

 

BMS VOLTAGE:

The voltage received from a BMS system.

 

 

 

 

BLR PUMP OUTPUT:

The speed signal sent to a variable speed boiler pump in percent.

 

 

 

 

SYS PUMP INPUT:

The speed signal received from a variable speed system pump control.

 

 

 

 

RATE OUTPUT:

A 0 - 10V signal indicating the firing rate of the boiler.

 

 

 

 

SH RUN HOURS:

The total hours of operation in the Space Heating Mode.

 

 

 

 

SH CYCLES:

The total burner cycles in the Space Heating Mode.

 

 

 

 

DHW RUN HOURS:

The total hours of operation in the DHW Mode.

 

 

 

 

DHW CYCLES:

The total burner cycles in the DHW Mode.

 

 

 

 

LAST 10 FAULTS NO:*

The last 10 lockouts.

 

 

 

 

NIGHT SETBACK

Shows the next Night Setback trigger (if active).

 

 

 

 

 

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Lochinvar 81 - 286 manual Smart System control module