Ordinary purified water or sewage water

General purpose type

61F-GP-N8 24AC

61F-GP-N8 110AC

61F-GP-N8 230AC

Ordinary purified water, where the distance between sewage pumps and water tanks or
between receiver tanks and supply tanks is long or where remote control is required

Long-distance type

2 km1

61F-GP-N8L 230AC 2KM

4 km1

61F-GP-N8L 230AC 4KM

Liquids with high specific resistance such as distilled water

High sensitivity type

61F-GP-N8H 24AC

61F-GP-N8H 110AC

61F-GP-N8H 230AC

Liquids with low specific resistance such as salt water, sewage water, acid chemicals,
alkali chemicals

Low sensitivity type

61F-GP-N8D 24AC

61F-GP-N8D 110AC

61F-GP-N8D 230AC

Ordinary purified or sewage water, with two-wired-type electrode holder
(incorporating a resistor of 6.8 kΩ)

Two-wired type

61F-GP-N8R 24AC

61F-GP-N8R 110AC

61F-GP-N8R 230AC

DIN-rail mounting socket

PF083A-E

Back-connecting socket

PL08

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 3­pole holder of small size and light weight.

Screw

Phenol resin

3, 300 mm

3, 1,000 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

PFA

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 SUS 304
(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

Supply voltage

24, 100, 110, 120, 200, 220, 230 or 240 VAC; 50/60 Hz

Operating voltage range

85 to 110% of rated voltage

Interelectrode voltage

8 VAC

24 VAC

8 VAC

Interelectrode current

Approx. 1 mA AC max.

Approx. 0.4 mA AC max.

Approx. 1 mA AC max.

Power consumption

Approx. 3.5 VA max.

Response time

Operate: 80 ms max., release: 160 ms max.

Cable length

1 km max.

2 km max. 4 km max.

50 m max.

1 km max.

800 m max.

Control output

1 A, 250 VAC (inductive load: cosφ = 0.4), 3 A, 250 VAC (resistive load)

Ambient temperature

Operating: −10 to 55°C

Life expectancy

Electrical: 100,000 operations min., mechanical: 5,000,000 operations min

Size in mm (H×W×D)

49.9×38×70