K8AK-LS

24 VAC/VDC

K8AK-LS1 24VAC/DC

100 to 240 VAC

K8AK-LS1 100-240 VAC

For city water and other general use.
Easy-to-replace separate versions for maintenance.

Flange

Phenol resin

70°C

3

PS-3S

When mounting space is limited.
Special 3-pole holder of small size and light weight.

Screw

Phenol resin

3, 300 mm

3, 1000 mm

PS-31-300MM
PS-31-1000MM

Use for sewage, sea water, etc.,
having a low specific resistance.

Flange

PPS

150°C (without water drips or vapour on the electrode holder surface)

1

BF-1

For resistance to high pressure.
Use in tanks with high temperature or pressure.

Screw

Fluoro resin

250°C (without water drips or vapour on the surface of the electrode holder)

1

BS-1

Electrode separators

Number of electrodes

Order code

1

F03-14 1P

3

F03-14 3P

Electrodes, connecting, and lock nuts

Applicable liquids

Material

Component

Indication mark

Inscription

Order code

Purified city water, industrial water, sewage

Equivalent to SUS304
(AISI-304)

Electrode (1 m long)

1 line

–

F03-01 SUS201

Connecting nut

–

–

F03-02 SUS201

Lock nut

–

–

F03-03 SUS201

Purified city water, industrial water, sewage,
dilute alkaline solution

SUS316
(AISI-316)

Electrode (1 m long)

2 lines

–

F03-01 SUS316

Connecting nut

–

6

F03-02 SUS316

Lock nut

–

316

F03-03 SUS316

Ambient operating temperature

-20 to 60°C (with no condensation or icing)

Storage temperature

-25 to 65°C (with no condensation or icing)

Operating voltage range

85% to 110% of rated operating voltage

Rated power supply frequency

50/60 Hz (AC power supply)

Output relays

Resistive load

5 A at 250 VAC or at 30 VDC

Maximum contact voltage

250 VAC or 30 VDC

Maximum contact current

5 A

Maximum switching capacity

1,250 VA, 150 W

Mechanical life

10,000,000 operations

Electrical life

50,000 operations at 5 A, 250 VAC or 30 VDC

Degree of protection

Terminal section: IP20

Case material

PC and ABS

Weight

Approx. 150 g

Operating resistance

10 kΩ to 100 kΩ (variable)

Reset resistance

250 kΩ max.

Response time

Approx. 0.1 to 10 s (variable)

Cable length

100 m max. with completely insulated (600 V) cabtire cable with 3 conductors (0.75 mm2)

Indicators

Green LED: Power, Yellow LED: Control output

Applicable standards

Conforming standards

EN 61010-1
Installation environment (pollution level 2, installation category II)

EMC

EN 61326-1

Safety standards

EN 60664-1UL 508 (Recognition), Korean Radio Waves Act (Act 10564), CSA and CCC

Size in mm (H × W × D)

90 × 22.5 × 100