PHOENIX CONTACT FL HUB 16TX-ZF 2832564 Safety-Enhanced Ethernet Hub for Harsh Industrial Sites
The PHOENIX CONTACT FL HUB 16TX-ZF (Part No. 2832564) is a 16-port ruggedized industrial Ethernet hub engineered for continuous, uninterrupted network communication in the most demanding control environments. Designed to operate reliably inside high-density control cabinets, safety-critical interlocking circuits, and field panels exposed to electrical noise, vibration, and wide temperature swings, this hub delivers the signal integrity and structural durability that industrial automation engineers depend on.
In petrochemical plants, power generation facilities, mining operations, water treatment stations, metallurgical processing lines, and port logistics systems, network communication failures can trigger cascading shutdowns, safety interlock faults, and costly unplanned downtime. The FL HUB 16TX-ZF addresses these risks directly. Its ruggedized housing, wide operating temperature range, and robust EMC shielding make it a dependable backbone component for Ethernet-based control architectures where signal drift, surge events, and communication anomalies cannot be tolerated.
When integrated into a Phoenix Contact FL SWITCH or FL SWITCH SMCS managed switch topology, the FL HUB 16TX-ZF extends star-topology Ethernet segments without introducing latency or packet loss. It is fully compatible with PROFINET, Modbus TCP, EtherNet/IP, and other real-time industrial Ethernet protocols, making it a versatile fit for both legacy upgrades and new control system builds.
Safety Reliability Table
| Parameter | Specification |
|---|---|
| Part Number | 2832564 |
| Model | FL HUB 16TX-ZF |
| Brand | PHOENIX CONTACT |
| Ports | 16 × RJ45 (10/100BASE-TX) |
| Transmission Speed | 10/100 Mbps, Auto-negotiation |
| Supply Voltage | 24 V DC (18–32 V DC) |
| Power Consumption | ≤ 4.5 W typical |
| Operating Temperature | -10 °C to +60 °C |
| Storage Temperature | -40 °C to +85 °C |
| Protection Class | IP20 (DIN rail mount) |
| EMC Compliance | EN 61000-6-2 / EN 61000-6-4 (Industrial) |
| Surge Protection | Built-in transient suppression on data lines |
| Mounting | 35 mm DIN rail |
| Housing Material | Ruggedized thermoplastic, vibration-resistant |
| Certifications | CE, UL, cUL |
| Protocol Compatibility | PROFINET, EtherNet/IP, Modbus TCP, BACnet/IP |
| Origin | Germany |
| Warranty | 12 Months — Covered by SMARTNEXMSK |
| Stock Status | In Stock — Ships within 2 business days |
Control Cabinet Protection Strategy
A reliable control cabinet is only as strong as its weakest communication link. The FL HUB 16TX-ZF is designed to anchor the Ethernet layer of a fully protected control architecture. In a typical heavy-industry control cabinet, this hub operates alongside the PHOENIX CONTACT QUINT POWER 24VDC/20A power supply unit, which provides stable, regulated 24 V DC with built-in SFB (Selective Fuse Breaking) technology to prevent voltage collapse during short-circuit events. Upstream of the power supply, a PHOENIX CONTACT VAL-MS 230 AC surge arrester or equivalent transient voltage suppressor protects the entire cabinet from lightning-induced surges and switching transients on the AC feed.
On the network side, the FL HUB 16TX-ZF pairs naturally with the PHOENIX CONTACT FL SWITCH 8TX or FL SWITCH SMCS 8TX/FX managed switches, which provide VLAN segmentation, port mirroring, and redundancy ring (MRP) capabilities for mission-critical PROFINET segments. For fiber uplinks in large plant environments, the FL MC 10/100BASE-TX/FX media converter bridges copper and fiber segments, extending communication reach without signal degradation across long cable runs in electrically noisy environments.
Safety interlocking circuits in the same cabinet often rely on PHOENIX CONTACT PSR-SCP safety relays and PSR-SPP safety relay modules to monitor emergency stop loops, light curtain feedback, and door interlock signals. These safety devices share the same DIN rail space and 24 V DC bus as the FL HUB 16TX-ZF, making power quality and grounding integrity critical. The PHOENIX CONTACT TRABTECH PT 2X2-BE surge protection terminal blocks provide additional data-line surge clamping for field instrument cables entering the cabinet, reducing the risk of induced transients corrupting Ethernet frames or damaging hub ports.
For remote I/O expansion, the FL HUB 16TX-ZF connects distributed PHOENIX CONTACT Inline IL PN BK PROFINET bus couplers and IB IL 24 DI 16 digital input modules back to the central PLC, maintaining deterministic cycle times even under high electromagnetic interference from variable frequency drives, contactors, and high-current switching loads common in heavy industrial environments.
Critical Industrial Safety Applications
Petrochemical & Refinery Plants: In hazardous area control rooms and safe-area marshalling cabinets, the FL HUB 16TX-ZF connects field junction boxes, remote I/O panels, and DCS workstations over a single ruggedized Ethernet backbone. Its EMC-hardened design prevents communication faults caused by high-frequency interference from variable speed drives and high-voltage switching equipment operating in adjacent areas.
Power Generation & Substation Automation: In generator control panels and substation automation systems, reliable Ethernet communication between protection relays, SCADA gateways, and HMI stations is essential for grid stability. The FL HUB 16TX-ZF’s wide supply voltage tolerance (18–32 V DC) ensures continued operation during battery-backed DC bus fluctuations common in substation environments.
Mining & Mineral Processing: Underground and surface mining operations subject control equipment to extreme vibration, dust ingress, and wide temperature cycling. The FL HUB 16TX-ZF’s ruggedized DIN rail housing and vibration-resistant construction maintain network integrity in conveyor control panels, crusher automation cabinets, and ventilation control systems where communication interruptions can trigger safety shutdowns.
Water & Wastewater Treatment: In pump station control panels and SCADA-connected treatment plant automation, the FL HUB 16TX-ZF provides stable Ethernet connectivity for flow controllers, level sensors, and chemical dosing systems. Its low power consumption and compact DIN rail footprint make it ideal for space-constrained field enclosures operating in humid, corrosive atmospheres.
Metallurgy & Steel Production: Rolling mill and furnace control systems demand Ethernet hubs that can withstand intense electromagnetic fields from induction heating equipment and large motor drives. The FL HUB 16TX-ZF’s industrial EMC rating ensures uninterrupted data exchange between PLC racks, operator panels, and quality monitoring systems on continuous casting and hot rolling lines.
Port & Logistics Automation: Container crane control systems, automated guided vehicle (AGV) networks, and terminal management systems rely on deterministic Ethernet communication for safe, coordinated operation. The FL HUB 16TX-ZF supports high-density port connections in crane control cabinets, enabling reliable data exchange between motion controllers, safety PLCs, and supervisory systems.
Safety and Quality FAQ
Q1: What warranty coverage is provided for the FL HUB 16TX-ZF 2832564?
All units supplied by SMARTNEXMSK carry a 12-month warranty covering manufacturing defects and functional failures under normal operating conditions. Warranty claims are processed with priority support, and replacement units are dispatched from in-stock inventory to minimize your downtime.
Q2: What pre-shipment testing is performed on each unit?
Every FL HUB 16TX-ZF unit undergoes functional verification testing prior to shipment, including power-on self-test, port link establishment checks, and visual inspection for physical integrity. Units that do not pass testing are quarantined and not shipped. Test records are available upon request for quality-critical procurement processes.
Q3: Is the FL HUB 16TX-ZF 2832564 compatible with existing Phoenix Contact FL SWITCH and PROFINET infrastructure?
Yes. The FL HUB 16TX-ZF is fully compatible with Phoenix Contact FL SWITCH managed and unmanaged switches, PROFINET controllers, EtherNet/IP scanners, and Modbus TCP masters. It operates as a transparent Layer 1 hub, requiring no configuration and introducing no protocol-specific dependencies. It is a direct drop-in replacement for existing FL HUB 16TX-ZF units in the field.
Q4: Can SMARTNEXMSK support long-term and repeat supply of this part?
Yes. SMARTNEXMSK maintains dedicated stock of the FL HUB 16TX-ZF 2832564 and other Phoenix Contact automation components to support ongoing MRO (Maintenance, Repair & Operations) procurement, emergency replacement orders, and planned maintenance shutdowns. Contact our team to discuss blanket order arrangements, lead time commitments, and volume pricing for your facility’s spare parts program.
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