Tekmar 262 Boiler Control Installation Manual do Utilizador descarregar pdf (Página 23)

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Copyright © D 262 -12/08

Section

262 Adjust Menu (3 of 4)

• • •

• • •

The DHW storage tank’s temperature during the

Occupied period.

DHW SENS = DHW

DHW THRU ≠ NONE

The DHW storage tank’s temperature during the

UnOccupied period.

DIP switch =

Setback

DHW SENS = DHW

DHW THRU ≠ NONE

OFF, 70 to 190˚F

(OFF, 21 to 88˚C)

Default = 140°F (60°C)

OFF, 70 to 190˚F

(OFF, 21 to 88˚C)

Default = 120°F (49°C)

Occ

UnOcc

•

Sets the differential for the DHW storage tank.

DHW SENS = DHW

MODE = —2—

1 to 42˚F

(1 to 23˚C)

Default = 6°F (3°C)

Actual

Setting

LTD

USER

INST

ADV

Range

Access

Level

DescriptionItem Field

C1

C1

C4

• •

• •

The minimum boiler supply temperature to the

DHW heat exchanger during the Occupied period.

DHW SENS = NONE

DHW THRU ≠ NONE

Selects whether or not DHW will be generated

during the UnOccupied period.

DIP switch =

Setback

DHW SENS = NONE

DHW THRU ≠ NONE

OFF, 100 to 220˚F

(OFF, 38 to 104˚C)

Default = 180°F (82°C)

OFF,

DHW XCHG

Occ

setting

Default = OFF

UnOcc

Occ

• •

• •

Enables or disables the DHW priority function

over the heating load.

DHW THRU = PUMP

MODE = —1—

The minimum boiler supply temperature when a

setpoint demand is present during the Occupied

period.

MODE = —1—

NONE, BOIL

Default = BOIL

OFF, 70 to 220˚F

(OFF, 21 to 104˚C)

Default = 180°F (82°C)

Occ

UnOcc

Selects whether or not a setpoint demand will be

responded to during the UnOccupied period.

DIP switch =

Setback

MODE = —1—

• •

OFF,

SETPOINT

Occ

setting

Default = OFF

• •

Selects whether or not the setpoint demand will

have priority over the heating system.

MODE = —1—

NONE, BOIL

Default = NONE

• • •

The system’s warm weather shut down during the

Occupied period.

MODE = —1—

35 to 100˚F, O F F

(2 to 38˚C, OFF)

Default = 70°F (21°C)

Occ

C1

C1

C2

D1

D1

D1

B1

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