Product Overview

The Panasonic AKT4B111100 stands as a high-authority control solution within the KT4 series, specifically engineered for precision thermal management in industrial ovens, HVAC systems, and plastic processing machinery. This 1/16 DIN compact controller utilizes advanced PID (Proportional-Integral-Derivative) algorithms to maintain stable temperatures even in environments with high thermal inertia. Its high-visibility LED display provides simultaneous viewing of the Process Value (PV) and Set Value (SV), ensuring operators can monitor system status at a glance from significant distances. By implementing a sophisticated multi-input hardware architecture, the AKT4B111100 supports a wide array of thermocouples and RTDs, providing the high-resolution data processing required for sensitive chemical reactions and high-spec heat treatment. This unit functions as the reliable "brain" of the thermal circuit, eliminating temperature overshoot and ensuring consistent product quality across every production cycle.

Core Technical Advantages

Precision PID and Auto-Tuning Hardware

The AKT4B111100 incorporates a high-speed microprocessor that executes complex PID calculations in milliseconds. This hardware-driven intelligence features a robust auto-tuning function that analyzes the thermal response of the system during start-up. It automatically optimizes proportional bands and integration times to compensate for heater lag or external cooling interference, ensuring the temperature reaches the setpoint rapidly without oscillation.

Versatile Multi-Input Sensing

Panasonic engineers designed this controller with a flexible input stage that accepts various sensor types including K, J, R, and S-type thermocouples, as well as Pt100 RTDs. This universal input capability allows the AKT4B111100 to serve as a standardized control component across an entire facility, simplifying spare parts inventory. High-accuracy 18-bit A/D conversion ensures that the sensor signal translates into precise temperature data with minimal drift.

Compact 1/16 DIN Industrial Housing

The 48mm x 48mm (1/16 DIN) footprint maximizes panel density without sacrificing usability. The hardware features a shallow body depth, allowing for installation in slim control cabinets where space is at a premium. Despite its small size, the controller includes dedicated alarm outputs and a robust relay or voltage pulse output for driving SSRs (Solid State Relays), providing a complete control loop in a single modular unit.

Technical Specifications

Engineering Installation Guide

Panel Mounting and IP Rating

Insert the AKT4B111100 into a standard 45mm x 45mm square cutout. Ensure the rubber gasket is correctly seated between the controller bezel and the panel surface to maintain the IP66 front-face protection rating. This seal prevents moisture and dust from entering the electronics during wash-down procedures in food processing or textile environments.

Wiring for Noise Reduction

Separate the thermocouple or RTD input leads from high-voltage heater power lines by at least 150 mm. Use shielded compensation wires for thermocouples to prevent electromagnetic interference from triggering "Sensor Error" alarms. Connect the power supply via a dedicated circuit breaker and utilize ferrule terminals on all rear screw connections to ensure a high-vibration resistant electrical contact.

Relay Protection and Arcing

When using the internal relay to switch inductive loads (such as large contactors or solenoid valves), install an RC snubber or varistor across the load terminals. This practice prevents electrical arcing at the controller’s contacts, significantly extending the life of the internal relay and protecting the sensitive microprocessor from high-voltage spikes.

Engineering Advantages

The AKT4B111100 excels in demanding "always-on" industrial environments where thermal precision directly impacts the bottom line. Its high-authority control logic prevents the degradation of heating elements by avoiding rapid, unnecessary switching. The dual-display interface acts as a localized diagnostic tool, allowing maintenance staff to verify the efficiency of the insulation and heater performance by observing the rate of change between PV and SV. By choosing the KT4 series, procurement specialists secure a globally certified controller (UL, CSA, CE) that integrates seamlessly into modern HVAC and industrial oven control panels. The non-volatile memory ensures that all PID parameters and setpoints remain secure during power failures, providing a "set-and-forget" solution that guarantees operational uptime and energy efficiency in high-volume manufacturing sectors.

Delivery & Logistics

Delivery time: 3-5 days when payment finish.

Shipping Carriers: BY DHL/FEDEX/UPS.

Packaging: We utilize anti-static moisture-barrier wrapping and reinforced industrial-grade boxing with foam inserts. Every AKT4B111100 is shipped in its original factory-sealed packaging to ensure the precision display and internal relay components arrive in perfect condition.

Technical FAQs

Q1: Does the AKT4B111100 support SSR (Solid State Relay) drive output?

A1: The AKT4B111100 is typically configured with a relay contact output. If your application requires high-speed switching for an SSR, please verify the specific model code suffix, as Panasonic offers a voltage pulse output version specifically for SSR control.

Q2: How do I initiate the Auto-Tuning process?

A2: You can trigger the Auto-Tuning (AT) function through the front-panel menu. The controller will perform a series of "On-Off" cycles to calculate the system's thermal mass and lag, then automatically save the optimized P, I, and D values to memory.

Q3: Can this controller display temperatures in both Celsius and Fahrenheit?

A3: Yes, you can toggle between °C and °F within the configuration settings. The high-resolution display will automatically adjust the scaling to match the selected unit.

Q4: What should I do if the display shows "EEEE"?

A4: An "EEEE" or "----" error usually indicates a sensor burnout or a broken input circuit. Check the thermocouple or RTD connections and verify that the input type setting in the menu matches the physical sensor connected to the rear terminals.