C4001011100 Mid-Range HVAC Programmable Controller

Description

C4001011100

The C4001011100 is a mid-range programmable HVAC controller designed as a flexible solution in Schneider Electric’s EcoStruxure Building Operation portfolio. As part of the company’s commercial building offering, it acts as a local control hub for medium-complexity heating, ventilation, and air conditioning systems, executing custom logic to maintain environmental conditions across multiple zones.

C4001011100

Its primary role is to process inputs from a wide range of sensors (temperature, humidity, CO₂, occupancy) and equipment status signals, then adjust outputs to valves, dampers, fans, and compressors—all while supporting advanced scheduling, energy management, and integration with central building management systems. For facility engineers and system integrators, the C4001011100 offers significant value through its expanded I/O capacity and programmable logic capabilities, enabling customization for diverse applications without the cost of industrial-grade controllers. Whether managing a campus of connected VAV boxes or coordinating equipment in a multi-zone hotel, this controller integrates seamlessly with standard and smart HVAC components, delivering precise control with scalable performance.

C4001011100

Main features and advantages:

The C4001011100 distinguishes itself in commercial HVAC controls with features tailored for versatility and efficiency. Functionally, it supports up to 16 combined analog and digital inputs/outputs, providing the capacity for complex systems—critical in applications like universities where lecture halls, labs, and dormitories have distinct environmental requirements. Its advanced PID control algorithms with adaptive tuning maintain stable conditions even with variable loads, such as sudden occupancy changes in conference centers, while built-in energy management features (like demand limiting and optimal start/stop) reduce utility costs without sacrificing comfort.

Hardware design prioritizes durability and expandability. The rugged enclosure withstands operating temperatures from -5°C to 60°C, making it suitable for installation in mechanical rooms, rooftop units, or unconditioned closets. A key advantage is its modular I/O design, allowing technicians to add specialized modules (like high-voltage relays or communication adapters) as system needs evolve—eliminating the need for complete controller replacement during upgrades.

Compatibility is a strong suit, with native support for BACnet IP, Modbus RTU/TCP, and LonWorks to connect with third-party equipment, as well as seamless integration with Schneider’s EcoStruxure platform for cloud-based monitoring and analytics. This versatility allows the C4001011100 to fit into both new constructions and retrofits, serving as a bridge between legacy systems and smart building technologies.

C4001011100

Application areas:

In medium to large commercial buildings, where balancing complex HVAC systems with diverse occupancy needs is a constant challenge, versatile controllers are essential. From multi-tenant office complexes with varying work schedules to educational facilities with specialized spaces like laboratories and auditoriums, these systems require more I/O capacity and advanced control logic than smaller setups. The C4001011100 excels in these environments, serving as a mid-range programmable controller that bridges the gap between compact entry-level units and industrial-scale systems—offering expanded functionality without excessive complexity.

Consider a 15-story mixed-use building with retail spaces on the ground floor, offices above, and a fitness center on the top level. Each area has unique HVAC demands: the retail zone needs frequent air changes to handle foot traffic, offices require zoned temperature control, and the fitness center needs enhanced humidity management. Here, the C4001011100 coordinates multiple air handlers, variable air volume (VAV) boxes, and rooftop units, adjusting settings based on occupancy sensors and time schedules. In a hospital’s outpatient wing, it regulates temperature in exam rooms, waiting areas, and pharmacy spaces, ensuring compliance with healthcare standards while optimizing energy use during off-peak hours. This controller is a versatile workhorse, providing the right blend of capacity and usability for medium-scale commercial applications.

C4001011100

Related products:

C2001011100 – Compact sibling of the C4001011100, ideal for satellite zones in systems using the larger controller as a hub.

C6001011100 – Higher-capacity variant with 24 I/O points, designed to expand systems beyond the C4001011100’s capabilities.

T7500 – Smart thermostat with occupancy sensing that communicates with the C4001011100 for demand-based control.

VAV-5000 – Variable air volume controller operated by the C4001011100 to regulate airflow in commercial zones.

CO2-1000 – Carbon dioxide sensor whose data the C4001011100 uses to adjust ventilation rates in occupied spaces.

GW-200 – Enterprise-grade gateway connecting multiple C4001011100 controllers to cloud management platforms.

IO-EXP-8 – I/O expansion module that adds 8 digital points to the C4001011100 for growing systems.

PWR-24V-2A – 24V power supply with surge protection, optimized for powering the C4001011100 and its connected sensors.

Installation and maintenance:

Before installing the C4001011100, verify that the 24V power supply can deliver at least 800mA to accommodate the controller, expansion modules, and all connected devices. Use shielded twisted-pair cable for analog and communication lines, grounding the shield at both ends to minimize noise in industrial or high-RF environments. Mount the controller with at least 50mm clearance above and below for cooling, especially when using expansion modules. Prior to commissioning, configure network settings (IP address, BACnet device ID) to avoid conflicts with other building systems, and test communication with upstream management platforms to ensure data logging functionality.

For maintenance, inspect terminal blocks quarterly for tightness and corrosion, particularly in humid environments like indoor pools or coastal facilities. Calibrate analog inputs semi-annually using calibrated reference sensors, adjusting offsets through the programming software to maintain accuracy within ±0.3°C for temperature. Update firmware bi-annually via the EcoStruxure platform, scheduling updates during low-occupancy periods to avoid temporary control interruptions. Use the C4001011100’s built-in diagnostic tools monthly to check for communication errors, sensor drift, or output faults, addressing issues proactively to prevent comfort complaints or equipment damage.

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