Mechanical turn

CT-94

CERMET TRIMMERS

Operating torque

Mechanical stop

Rotational life

Thrust to shaft

Solderability

Terminal strength

Test item

Test conditions

Specifications

Thermal shock

Humidity

Shock

Vibration

Load life

Low temp. operation

High temp. exposure

Immersion seal

Soldering heat

Nominal resistance range

Resistance tolerance

Power ratings

Resistance law

Maximum input voltage

Maximum wiper current

Effective electrical turn

End resistance

C.R.V.

Operating temp. range

Temp. coefficient

Insulation resistance

Dielectric strength

Net weight

※The above part numbers are all available with the respective combination of

<Nominal resistance values> (Fig. 1).

※Verify the above part numbers when placing orders.

The products indicated by

A mark are manufactured upon receipt of

order basis.

Δ R/R：Change in total resistance

S.S.

：Setting stability

10

Ω ~ 2 MΩ

± 10 %

0.5 W (70 °C) 0 W (125 °C)

DC300 V or power rating, whichever is smaller

100 mA or power rating, whichever is smaller

15 turns

1 % or 2

Ω, whichever is greater

1 % or 3

Ω, whichever is greater

−55 ~ 125 °C

10

50

1000 M

Ω minimum (DC500 V)

AC900 V, 60 s

Approx. 0.88 g (CT-94EP)

Approx. 0.92 g (CT-94EW, EX, EY, EZ)

18 turns

35 mN·m {357 gf·cm} maximum

Clutch action

200 cycles [

ΔR/R ≦

± (2 Ω +3 %)]

10 N {1.02 kgf} minimum

245

± 3 °C, 2 ~ 3 s

10 N {1.02 kgf} minimum

−65 ~ 125 °C (0.5 h),

5 cycles

[

ΔR/R ≦ 1 %]

[S.S.

≦ 1 %]

−10 ~ 65 °C (80 ~ 98 %),

10 cycles, 240 h

[

ΔR/R ≦ 2 %]

981 m/s

6 directions for 3 times each

[

ΔR/R ≦ 1 %]

[S.S.

≦ 1 %]

(Amplitude) 1.52 mm or

(Acceleration) 196 m/s

10 ~ 2000 Hz, 3 directions, 12 times each

70 °C, 0.5 W, 1000 h

[

ΔR/R ≦ 3 %]

[S.S.

≦ 1 %]

−55 °C, 2 h

[

ΔR/R ≦ 2 %]

[S.S.

≦ 2 %]

125 °C, 250 h

[

ΔR/R ≦ 3 %]

[S.S.

≦ 2 %]

85 °C, 60 s

No leaks (No continuous bubbles)

[

ΔR/R ≦ 1 %]

1

3

1

3

1

1

3

3

2

2

2

1

3

2

2

Side adjustment

( ↑ Adjustment

direction)

Shape of terminal

(Top view)

Adjustment

position

Pieces in

package

Form of packaging

Plastic bag

CT-94EW

CT-94EY

CT-94EX

CP-94EP

CT-94EZ

50 pcs./pack

Top adjustment

Fig.1

A 10 Ω A 20 Ω

50

Ω

100

Ω

200

Ω

500

Ω

1 k

Ω

2 k

Ω

5 k

Ω

10 k

Ω

20 k

Ω A 25 kΩ 50 kΩ

100 k

Ω 200 kΩ A 250kΩ 500 kΩ

1 M

Ω

2 M

Ω

Flow

260

± 3 °C, 5 ~ 6 s, two times maximum

Manual soldering

380

± 10 °C, 3 ~ 4 s