084B8012
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The 084B8012 is a pack controller designed to manage climate systems effectively with a power consumption of 8 VA. Manufactured by Danfoss, this controller is part of the Electronic Climate Controllers series and operates on a 24 V AC supply at 50/60 Hz. It supports up to 4 compressors and features multiple communication types including ETHER, LON, and MODBUS.
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Product Description:
Danfoss introduces the 084B8012 Electronic Climate Controller for accurate refrigeration and climate system regulation. The product code 084B8012 defines a pack controller built for dependable capacity management. The controller provides efficient operation and stable integration within automated cooling processes.
The 084B8012 electronic climate controller belongs to the compressor/condenser control product group. Such grouping identifies its role in managing refrigeration equipment. The product name description specifies it as a pack controller. Pack functionality provides synchronized regulation of multiple compressors within a single system. The application area is capacity control. Defined control secures optimized compressor operation during variable demand conditions. Capacity control input is based on pressure or temperature. These signals provide accurate feedback for regulating compressor load. Capacity control mode is NZ which defines operational behavior in line with specific refrigeration system requirements. Compressor capacity mode is step which allows staged adjustment of compressor performance to maintain system balance.
The 084B8012 climate controller applies condenser control by pressure or temperature. Using these parameters offers stable condenser operation under fluctuating ambient conditions. Communication type includes ETHER, LON and MODBUS. These interfaces enable integration into networked building or process control systems. The controller type is defined as pack controller which reflects its role in coordinating multiple system elements under one control structure. Additional alarm inputs are limited to five pieces which supports monitoring of key operational states. One compressor safety signal can be managed which secures critical protection of connected equipment. It has ten digital outputs which provide flexibility in controlling auxiliary devices within the refrigeration circuit. Maximum I/O connectors reach twenty-nine provides versatile expansion capability. The Danfoss electronic climate controller is battery-free which eliminates replacement maintenance while sustaining operational reliability.
Frequently Asked Questions about 084B8012:
Q: How does the 084B8012 Electronic Climate Controller regulate compressor output?
A: It uses step capacity control, allowing staged adjustments that balance system load under variable refrigeration demands.
Q: Why is the 084B8012 suitable for networked systems?
A: It supports ETHER, LON, and MODBUS communication, enabling smooth integration with building automation and process control platforms.
Q: In what way do the alarm inputs enhance system safety?
A: Five dedicated alarm signals monitor critical states, ensuring rapid detection and response to abnormal conditions.
Q: What happens if the 084B8012 loses an output function?
A: Failure of one of the 10 digital outputs can limit auxiliary device control; replacement or board-level servicing restores function.
Q: How does the 084B8012 Electronic Climate Controller expand functionality?
A: With up to 29 I/O connectors, it allows additional devices and sensors to be integrated without redesigning the system.
