TNL-46RR-RS-035 Autonics Temperature Controller
Autonics TNL-46RR-RS-035 2-DOF PID Temperature Controller (96×96 mm, Dual Relay, RS485)
The Autonics TNL-46RR-RS-035 is a 96×96 mm advanced 2-DOF PID temperature controller with heating & cooling control.
It features dual relay outputs, multiple alarms, transmission output, and RS485 communication for complex industrial processes.
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The Autonics TNL-46RR-RS-035 is a high-end 96 × 96 mm Two-Degree-of-Freedom (2-DOF) PID temperature controller designed for demanding industrial applications. It supports simultaneous heating and cooling control, advanced PID algorithms, and extensive alarm and monitoring functions.
This model includes dual relay control outputs, RS485 communication, transmission output (4–20 mA), multiple alarm outputs, and digital/CT inputs, making it ideal for complex OEM machinery and process plants.
Key Features
96 × 96 mm DIN panel size (TNL series)
2-DOF PID algorithm for optimized response and stability
Heating & cooling simultaneous control
Dual relay control outputs (OUT1 + OUT2)
Up to 6 alarm outputs (model configuration 46)
RS485 communication (Modbus RTU/ASCII, PLC ladderless)
4–20 mA transmission output
50 ms high-speed sampling, ±0.2% display accuracy
Supports CT input (heater break alarm)
Detachable terminal blocks for easy maintenance
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | Advanced 2-DOF PID Temperature Controller |
| Model | TNL-46RR-RS-035 |
| Series | TN (TNL size) |
| Panel Size | 96 × 96 mm |
| Control Method | ON/OFF, P, PI, PD, PID (2-DOF) |
| Sensor Inputs | Thermocouple, RTD, Analog (V/mA) |
| Control Output 1 | Relay |
| Control Output 2 | Relay |
| Relay Rating | 250 VAC, 3 A (resistive) |
| Alarm Outputs | Up to 6 relays |
| Transmission Output | DC 4–20 mA |
| Communication | RS485 (Modbus RTU/ASCII) |
| Sampling Period | 50 / 100 / 250 ms (selectable) |
| Display Accuracy | ±0.2% FS (typical) |
| Power Supply | 100–240 VAC |
| Protection | IP65 (front panel) |
| Operating Temp. | −10 to +50 °C |
| Mounting | Panel Mount |
Applications
Industrial furnaces and kilns
Plastic & rubber processing machines
Heat treatment systems
Chemical and pharmaceutical process plants
Multi-zone heating/cooling systems
OEM automation and control panels
What’s in the Box?
Autonics TNL-46RR-RS-035 Temperature Controller
Panel mounting brackets
Instruction manual
FAQ
Q1. What does “46RR-RS-035” mean in the model code?
“46” = 6 alarm outputs, “RR” = dual relay control outputs, “RS” = RS485 communication, and “035” = option combination including digital/CT inputs and transmission output.
Q2. Does this controller support heating and cooling together?
Yes, it supports simultaneous heating & cooling control with a 2-DOF PID algorithm.
Q3. Which communication protocols are supported?
Supports RS485 with Modbus RTU/ASCII, Sync-Master, and PLC ladderless communication.
Q4. Is 4–20 mA output available?
Yes, this model includes a 4–20 mA transmission output.
Q5. Is it suitable for large industrial panels?
Yes, the 96×96 mm size is designed for large control panels and complex processes.