Neptune Systems FMM Fluid Monitoring Module

Overview

The Neptune Systems FMM (Fluid Monitoring Module) adds powerful versatility to your Apex Controller, providing solutions for flow monitoring, leak detection, water level management, and DC24 accessory control. With four universal sensor ports and a DC24 accessory port, the FMM allows you to integrate a wide variety of Neptune sensors and accessories to keep your aquarium safe, stable, and running smoothly.

Key Features

• Flow Monitoring – Track real-time flow with Neptune’s inline flow sensors (FS-25, FS-50, FS-100, FS-200).

• Leak Detection – Connect up to four leak detection probes (LD-1, LD-2, LD-3) for early water spill alerts.

• Water Level Management – Use optical sensors (MOS, OS-1) or liquid level sensors (LLS, in 4–35" lengths) for ATO, sump monitoring, or dosing containers.

• DC24 Accessory Port – Power accessories such as the PMUP utility pump or SV-1 solenoid valve (requires 36W 24V power supply, sold separately).

• Expandable & Flexible – Four universal sensor ports support a wide range of accessories.

• Seamless Apex Integration – Plug-and-play connectivity with Apex Fusion for alerts, automation, and logging.

Product Specifications

• Model: FMM (Fluid Monitoring Module)

• Sensor Ports: 4x universal ports for flow, leak, or optical sensors

• Accessory Ports: 1x DC24 port (requires 36W 24V DC power supply, sold separately)

• Connectivity: AquaBus (cable included)

• Compatibility: All Neptune Systems Apex Controllers

What’s Included

• (1) Neptune Systems FMM Fluid Monitoring Module

• (1) AquaBus Cable