| Electrode holders |
| Applications | Mounting style | Insulator material | Max. temperature | Number of electrodes | Order code |
| 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 |
| Item | K8AK-LS |
| 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 |
