Saginomiya Thermostat 6p6j53

ELECTRONIC STEP THERMOSTATS Type DSE & FSE GENERAL DESCRIPTION • Series SE electronic step thermostats are designed for capacity control or other multistage control of cooling, heating or airconditioning equipment. • Type SEK temperature sensing elements are available for series SE. • Double constant voltage circuit and noise elimination circuit assure stable control. • Model with heat-cool selector available. • Type DSE...2 Step thermostat Type FSE...4 Step thermostat. Type DSE

Type FSE

TYPE NUMBER SELECTION (SPECIFICATIONS) Example for Complete Catalog No.:

DSE − 1 020A 2 1 ＝DSE–1020A21 (Type Code) (Power Source Code) (Temp. Code) (Diff. Code) (Step. Temp. Code)

Catalog No. Type

Power Source Code

DSE–

See Note 1.

Temp. Code

Temp. Range (°C) Differential Code

Step Temp. Code

See Note 3.

See Note 4.

Min.

020A 040A 060A 020A FSE–

See Note 1.

040A

See Note 3.

Note 1: Power Source Code

Note 2: Temperature Code

Temp. Sensing Element

Mode

–20

20

SEK–12

Cooling Mode

0

40

SEK–14

Heat–Cool Selector

20

60

SEK–16

Heating Mode

–20

20

SEK–12

Cooling Mode

0

40

SEK–14

Heat–Cool Selector

20

60

SEK–16

Heating Mode

See Note 4.

060A

Max.

Note 3: Differential Code

Note 4: Step Temp. Code

Code

Power Source

Code

Range (˚C)

Code

Differential (˚C)

Code

1

100V. AC

020A

–20 to 20

1

0.5

1

0.5

2

200V. AC

040A

0 to 40

2

1.0

2

1.0

3

110V. AC

060A

20 to 60

3

1.5

3

1.5

4

220V. AC

4

2.0

4

2.0

6

24V. AC

5

2.5

5

2.5

7

240V. AC

6

3.0

6

3.0

230V. AC and Others

7

3.5

8

4.0

9

Step Temp. (˚C)

When ordering, please specify complete catalog No. comprising type, power source, temperature, differential and step temp. codes.

TEMPERATURE SENSING ELEMENT SELECTION Basic models of sensing element required for each temperature range are as specified in the table of TYPE NUMBER SELECTION. Depending on the application, various styles of element are available. Please specify model number from the table below when ordering. Type

Application Air or water Temperature Control

SEK–12H, 14H, 16H

SEK–..P

Air Temperature Control

SEK–14P, 16P

SEK–..R001

Room Temperature Control

SEK–12R001, 14R001, 16R001

SEK–..A

Liquid Immersion Application

SEK–12A001, 14A001, 16A001

SEK–..K

Duct Temperature Control

SEK–14K001, 16K001

・SEK–..H with drip-proof construction

47

Models available

SEK–..H

Wt (kg)

0.58

0.89

OPERATION Type DSE 2 Step U − L2 Terminal 1 Step U − L1

（Cooling Mode）

（Heating Mode）

D On Off

D

2 Step On U − L2（H2） Off Terminal

S D

1 Step U − L1（H1）

On Off

Terminal

Terminal Set Point

S D

On Off Set Point

Temp.

Temp.

Type FSE （Cooling Mode）

（Heating Mode） D

4 Step C4 − L4 Terminal

Off

Terminal

S D

3 Step C3 − L3

On

Terminal

Off

D

4 Step C4 − L4（H4） On

On

Off S

3 Step C3 − L3（H3） On Terminal

S

D

Off

D 2 Step C2 − L2

On

Terminal

Off

Terminal

S D

1 Step C1 − L1

On

Terminal

Off

S

2 Step C2 − L2（H2） On

D

Off S

1 Step C1 − L1（H1） On Terminal Set Point

D

Off Set Point

Temp.

Temp.

WIRING DIAGRAM Type DSE

Type FSE Power Supply

Sensor

U

V

T1

T2

L1

H1

L2

H2

Load 1 Step

Sensor

1 Step

2 Step

Load

Load

T1 T2 L1 C1 H1 L2 C2 H2

Load

U

2 Step

V

L3 C3 H3 L4 C4 H4

Power Supply

Cooling Mode: Arrow marks indicate directions of switch action on temperature increase. Heating Mode: Arrow marks indicate directions of switch action on temperature decrease.

Load

Load

3 Step

4 Step

Power Supply for Load

Terminal locations of L* and H* on type DSE–060A and FSE–060A are changed place each other.

DIMENSIONS Type DSE

Type FSE

Temp. Adjusting Knob

Temp. Adjusting Knob

Heat-Cool Selector (Only Temp. Code 040A)

64 74

15

69

5

5.6

5.6

60 110

60 110

Heat-Cool Selector (Only Temp. Code 040A)

110 120

15

69

5

Unit: mm

48