Tekmar 275 Boiler Control Manual do Utilizador descarregar pdf (Página 33)

Item Field Range Access Description Actual Setting

ADJUST

Mod, OnOF

1, 2, 3, 4, Mod

Default = Mod

ADV

BOILER 2 MODE

SECTION D, E, F

Select whether boiler 2 is modulating (Mod) or

on-off (OnOF). If the BTC I / Off DIP switch is

set to BTC I, then select the number of boiler

stages for boiler 2.

ADJUST

CP1, Auto, OFF

Default = Auto

INST

ADV

BOILER 3 SECTION C

Selects whether boiler 3 is operational or not.

CP1 copies the settings of boiler 1 to boiler 3

and selects boiler 3 to be operational.

ADJUST

Mod, OnOF

1, 2, 3, 4, Mod

Default = Mod

ADV

BOILER 3 MODE SECTION D, E, F

Select whether boiler 3 is modulating (Mod) or

on-off (OnOF). If the BTC I / Off DIP switch is

set to BTC I, then select the number of boiler

stages for boiler 3.

ADJUST

CP1, Auto, OFF

Default = Auto

INST

ADV

BOILER 4 SECTION C

Selects whether boiler 4 is operational or not.

CP1 copies the settings of boiler 1 to boiler 4

and selects boiler 4 to be operational.

ADJUST

Mod, OnOF

1, 2, 3, 4, Mod

Default = Mod

ADV

BOILER 4 MODE SECTION D, E, F

Select whether boiler 4 is modulating (Mod) or

on-off (OnOF). If the BTC I / Off DIP switch is

set to BTC I, then select the number of boiler

stages for boiler 4.

ADJUST

OFF, -60 to

45°F

(OFF, -51 to

7.0°C)

Default = 10°F

(-12°C)

INST

ADV

OUTDOOR DESIGN SECTION B

The design outdoor air temperature used in the

heat loss calculations for the heating system.

Typically set to the outdoor temperature of the

coldest day of the year. When set to OFF, the

boiler target is fixed to 180°F (82.0°C).

ADJUST

HRF1

HRF2

COIL

CONV

RAD

BASE

Default = CONV

INST

ADV

TERMINAL SECTION B

The type of heating terminal units that are being used.

Note: This item is only available when the

EMS / Demands DIP switch is set to Demands

and outdoor design is set to a temperature.

ADJUST

35 to 100°F

(2.0 to 38.0°C)

Default = 70°F

(21.0°C)

ADV

BOILER INDOOR SECTION B

The design indoor air temperature used

in the heat loss calculation for the boiler

zones. Typically set to 70°F (21.0°C).

Note: This item is only available when the

EMS / Demands DIP switch is set to Demands

and outdoor design is set to a temperature.

ADJUST

70 to 220°F

(21.0 to

104.5°C)

Default = 180°F

(82.0°C)

ADV

BOILER DESIGN SECTION B

The supply water temperature required for

boiler zones on the typical coldest day of the

year. Note: This item is only available when the

EMS / Demands DIP switch is set to Demands

and outdoor design is set to a temperature.

Adjust Menu (2 of 7)

Continued on next page.

ADJUST MENU

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Tekmar 275 Boiler Control Manual do Utilizador Página 33

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