Model:

Brand: OMRON

Separate Electrode Holders for Water
Supply and Drainage Control in Buildings.
Small, Lightweight Electrode Holders for
Use as Built-in Components.

Item Model PS-3S(R) (See note 1.) PS-4S(R) (See note 1.) PS-5S(R) (See note 1.) PS-31 (See note 2.)
No. of Electrodes 3 4 5 3 (See note 3.)
Material Resin (PBT = Polybutylene terephthalate)
Insulation resistance 100 MΩ min.
Operating temperature −10 to 70°C (with no icing)
Operating pressure Atmospheric pressure
Applications Water supply and drainage control in buildings Limited Mounting Space
Electrodes Purchase F03-01 separately. Single-piece construction

Note:1. The Two-wire Electrode Holders (R models) have a built-in resistor of 6.8 kΩ. They should be used with the Two-wire 61F Controllers.
2. Cut the electrodes to the desired length.
3. PS-31 comes in a 3-pole model only.