ROC-5 RO Controller
08509-HW-ADV-0509
Overview
The ROC-5 RO Controller is a full-featured control solution engineered for complex reverse osmosis systems requiring advanced functionality and robust performance. Designed specifically for three-phase motor control, it delivers comprehensive system monitoring, including permeate TDS, feed TDS, and percent rejection, ensuring precise control and consistent water quality across demanding applications.
Specifications
Inputs Tank level switches (2) Normally-Closed. Can be used with a single level switch.
Inlet pressure switch Normally-Open.
Pretreat lockout switch Normally-Open.
High pressure switch Normally-Open.
Controller Power 110/240 VAC, 60/50Hz
Permeate Conductivity 0-3000 PPM, 0-6000 µs (standard sensor, CP-1, K=.75)
Feed Conductivity (opt) 0-3000 PPM, 0-6000 µs (standard sensor, CP-1, K=.75)
Output Relay Ratings (relays are fused with a 6A fuse)
Feed Solenoid 0.5A. Voltage is the same as motor/supply voltage.
Flush Solenoid 0.5A. Voltage is the same as motor/supply voltage.
Feed Pump Terminals 0.5A. Voltage is the same as motor/supply voltage. Divert 0.5A.
Voltage is the same as motor/supply voltage or can be dry contact selectable via S1.
Motor Contactor Coil 0.5A. Voltage is the same as motor/supply voltage
Circuit Protection
Main/Relay Power Fuse F1 5x20mm 6 Amp Littelfuse 0234006P
Power Supply/CPU Fuse F2 5x20mm 0.25 Amp Littelfuse 0218.250P
ROC-5 integrates a disconnect, circuit breaker, overload protection, and motor control into a single coordinated platform. Available as a UL 508A industrial control panel, it supports virtually unlimited system configurations—multiple motors, control transformers, and extensive flush options—while remaining fully programmable for maximum flexibility and scalability.