NG # 0722601‑HW‑LI‑0601
NexSys™ dual system controller optimizes water treatment for boilers and cooling towers with efficiency and flexibility. It integrates seamlessly with Building Management Systems (BMS), supports expandable sensor inputs and multiple output relays, and precisely controls conductivity, pH, ORP, and flow, ensuring reliable, effective water management at any site.
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Stock
Custom Pricing
Get A QuoteNexSys™ boiler and cooling tower controller delivers comprehensive water treatment control with dual system capability—managing up to 2 cooling towers or 4 boilers simultaneously. It connects seamlessly to Building Management Systems, providing precise monitoring of conductivity, pH, ORP, flow, and trace chemistry. Smart Nodes expand the internal network up to 400 meters away, while six standard output relays (expandable to ten) ensure customizable automation. NexSys™ combines flexibility, efficiency, and reliability to optimize site water management.
Type: NexSys™ Dual Control System
Conductivity Sensor: Optional conductivity sensor
pH Sensor: Optional pH sensor
ORP Sensor: Optional ORP sensor
Make-up Conductivity: Optional make-up conductivity sensor
Output Relays: Optional relays
Flow Switch: Optional flow switch
Water Meter: Optional water meter
Analog Input: Optional 4-20 mA input
Output Signal: Optional 4-20 mA output signal
Remote Display: No remote display
Mounting plate: Optional mounting plate
Conductivity Range: 0 – 5,000 μS
Maximum Pressure: 140 psi (9.65 bar) @ 100 °F
Process Temperature: Max 140°F (60°C)
Ambient Temperature: -4° to 158°F (-20° to 70°C)
Conductivity Resolution: 10 μS
Conductivity Accuracy: ± 40 μS
pH Range: 2-12 pH
pH Accuracy: ± 0.05 pH
pH Resolution: 0.01 pH
ORP Range: -1000 to +1000 mV
ORP Accuracy: ± 5.0 mV
ORP Resolution: 1 mV
Accuracy & Repeatability: ± 1.0% of scale
Deadband/Setpoint: User programmable
Enclosure: NEMA 4X, ETL
Timer: Relay run time exceeded
Power: 120/240 VAC 50/60 Hz
Relay Ratings: 120VAC 3A each, 15A total
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