Tekmar 262 Boiler Control Installation Manual de usuario descargar pdf (Pagina 22)

22 of 36

Section

262 Adjust Menu (2 of 4)

• •

The design supply water temperature used in the

heat loss calculations for the heating system.

MODE = —1—

70 to 220˚F

(21 to 104˚C)

Default = 190°F (88°C)

• •

The design outdoor air temperature used in the

heat loss calculations for the heating system.

MODE = —1—

-60 to 32˚F

(-51 to 0˚C)

Default = 10°F (-12°C)

•

The maximum boiler target supply water

temperature.

120 to 225˚F, O F F

(49 to 107˚C, OFF)

Default = 210°F (99°C)

• •

The starting water temperature used in the reset

ratio calculation for the heating system.

DIP switch =

Reset Ratio

MODE = —1—

The minimum temperature allowed for the boiler

target temperature.

35 to 150˚F

(2 to 66˚C)

Default = 70°F (21°C)

OFF, 80 to 180˚F

(OFF, 27 to 82˚C)

Default = 140°F (60°C)

• •

35 to 85˚F

(2 to 29˚C)

Default = 70°F (21°C)

The outdoor starting temperature used in the

reset ratio calculation for the heating system.

DIP switch =

Reset Ratio

MODE = —1—

• •

The time delay the control can expect between

the time the boiler contact closes and the burner

fires.

0:00 to 3:00 min

(in 1 sec. increments)

Default = 0:10 min

• •

The thermal mass characteristics of the boilers

that are being used.

LITE, MED, HEVY

Default = MED

The differential that the control is to use when it

is operating the boiler(s).

AUTO, 2 to 42˚F

(AUTO, 1 to 23˚C)

Default = AUTO

• • •

Selects stage 1 as operational or not.

AUTO, OFF

Default = AUTO

• • •

Selects stage 2 as operational or not.

• •

Sets the rotation time for the stages. This item is

used by the

Equal Run Time Rotation

function.

10 to 72 hr, OFF

Default = 48 hr

• •

The device that is being used to supply flow to

the heat exchanger in the DHW storage tank.

No Indirect DHW tank = NONE

MODE = —1—

NONE, PUMP, VALV

Default = PUMP

AUTO, OFF

Default = AUTO

• •

Selects if a tekmar sensor is being used to

measure the DHW tank temperature.

DHW THRU ≠ NONE

NONE, DHW

Default = NONE

Actual

Setting

LTD

USER

INST

ADV

Range

Access

Level

DescriptionItem Field

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 35 36

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Tekmar 262 Boiler Control Installation Manual de usuario Pagina 22

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