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Overview
- Dual thermostat with NO/NC switching contacts
- Adjustable temperature range: 32°F to 140°F (0°C to 60°C)
- Operates on 100-250V AC with 30W max switching power
- Snap fastening for 35mm DIN rail mounting
- Compact dimensions: 59 x 80.5 x 38 mm
Specifications
Connection Type | Spring Contacts |
Mounting Type | 35mm DIN Rail Snap Fastening |
Series | FLZ 541 |
Size | 150 x 100 x 164 mm |
Voltage Rating | 100-250 V AC |
Frequently Asked Questions
What is the temperature setting range for the Pfannenberg FLZ 541?
The Pfannenberg FLZ 541 has a temperature setting range of 32°F to 140°F, which is equivalent to 0°C to 60°C.
What type of electrical contacts does the FLZ 541 thermostat offer?
The FLZ 541 thermostat features both Normally Closed (NC) and Normally Open (NO) contacts, utilizing spring contacts for connection.
What is the voltage rating for the Pfannenberg FLZ 541 thermostat?
The Pfannenberg FLZ 541 thermostat operates on a voltage rating of 100-250V AC.
How is the Pfannenberg FLZ 541 thermostat mounted?
The FLZ 541 thermostat is designed for mounting on a 35mm profile bar (DIN rail) using snap fastening.
What is the maximum switching power of the FLZ 541 thermostat?
The FLZ 541 thermostat has a maximum switching power of 30W.
What are the dimensions of the Pfannenberg FLZ 541 thermostat?
The dimensions of the Pfannenberg FLZ 541 thermostat are 59 mm in width, 80.5 mm in height, and 38 mm in depth.
Frequently Asked Questions about Pfannenberg
What is Pfannenberg's warranty policy?
Pfannenberg offers a 10-year warranty on its visual, audible, and combined signaling devices from the Patrol, Pyra, DS, and Quadro series. This warranty reflects Pfannenberg's commitment to customer service and product reliability, and the company has implemented an 'Easy Replacement Process' to facilitate quick and efficient device replacement if needed.
What industries and applications are Pfannenberg products used for?
Pfannenberg products are utilized across a wide range of industries including manufacturing, mechanical engineering, automotive, medical engineering, and energy generation, both conventional and renewable. Their applications encompass thermal management of electrical enclosures, process cooling, signaling technology, and even artistic lighting solutions, ensuring energy efficiency and reliability in various operational environments.
What technical support does Pfannenberg offer?
Pfannenberg offers comprehensive technical support through various channels, including dedicated phone lines and email addresses for each regional office worldwide. Customers can reach out to Pfannenberg's technical support teams for assistance with product selection, installation, and troubleshooting, ensuring optimal performance of their thermal management and signaling solutions.
What are the main product lines offered by Pfannenberg?
Pfannenberg offers a diverse range of product lines including thermal management solutions for electrical enclosures, process cooling systems, and signaling technologies. Key products include Filterfans, cooling units, air/water and air/air heat exchangers, as well as audible and visual signaling devices. These products are designed for energy efficiency, durability, and ease of maintenance across various industrial applications.
What are the key features of Pfannenberg products?
Pfannenberg products are characterized by their energy efficiency, durability, and innovative design, making them ideal for thermal management, process cooling, and signaling technology. Key features include easy installation with the world's largest cut-out compatibility, tool-less maintenance, and advanced cooling technologies that ensure optimal performance in demanding environments. Additionally, Pfannenberg's solutions are environmentally friendly, utilizing HFC-free refrigerants and designed for rugged conditions, ensuring reliability and longevity.
What communication protocols do Pfannenberg products support?
Pfannenberg products support a comprehensive range of industrial communication protocols, including PROFIBUS DP V1, PROFINET, EtherNet/IP, CANopen, and Modbus RTU. These protocols facilitate flexible network integration and enable advanced diagnostic and configuration capabilities across various industrial automation systems.
What environmental ratings do Pfannenberg products have?
Pfannenberg products feature high environmental ratings, including IP 56 and N3R as standard for reliable protection against dust and water ingress. Additionally, they are designed to operate in extreme temperatures ranging from -40 °C to +60 °C, ensuring robust performance in harsh conditions.
What accessories are available for Pfannenberg products?
Pfannenberg offers a range of accessories for their products, including condensate hose extensions, external condensate evaporation systems, condensate bottles, external temperature probes, and air diverters. Specific article numbers for these accessories include 18312000002 for the condensate hose extension, 18314000001 for the external evaporation system, and 18314000100 for the condensate bottle. For more options and detailed specifications, visit www.pfannenberg.com.
How are Pfannenberg products typically installed?
Pfannenberg products are designed for simple and efficient installation, featuring the world's largest cut-out compatibility for minimal installation work. Many units can be installed by a single person in under three minutes, utilizing tool-less installation and easy access to components for maintenance. The Pfannenberg Sizing Software (PSS) further assists in determining cooling requirements and selecting the appropriate equipment, ensuring a tailored solution for each application.
What certifications and standards do Pfannenberg products comply with?
Pfannenberg products comply with multiple international standards and certifications, including UL (cULus), CE, UKCA, EAC, and C-Tick. They meet rigorous safety and performance requirements across various categories, such as functional safety (EN 61800-5-2, EN ISO 13849-1), environmental conditions (IEC 60721-3-3), and enclosure protection (EN 60529).

