Conductive level controller

Open collector (NPN)

61F-GPN-BT 24VDC

Relay contact (SPST-NO)

61F-GPN-BC 24VDC

Front socket

PF113A-E

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

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

Rated voltage

24 VDC

Allowable voltage range

85 to 110% of the rated voltage

Interelectrode voltage

5 VAC max.

Error

For scale of 0: +10 kΩ, for scale of 100: ±10 kΩ

Release resistance

200% max. of the operation resistance

Switching between supply and drainage

Terminals 7 and 8 open: Automatic drainage operation; terminals 7 and 8 shorted: Automatic supply operation

Output specifications

Open collector (NPN) 30 VDC, 100 mA max.

SPST-NO; 5 A, 240 VAC (resistive load)
2 A, 240 VAC (inductive load: cosφ = 0.4)

Life expectancy

-

Electrical: 100,000 operations min.
Mechanical: 20,000,000 operations min.

Wiring distance

100 m max.

Ambient operating temperature

-10 to 55°C

Response time

Operating: 1.5 s max., releasing: 3.0 s max.

Size in mm (HxWxD)

49.9x38x70