Heating/Cooling Controller – 81202HC224

Description

Overview

The 81202HC224 heating/cooling controller is a high-performance, multi-input process controller designed for precise temperature and process regulation in demanding industrial applications. With advanced PID control, ramp and soak programming, multiple input/output options, and RS485 communication, it delivers flexible and reliable control for complex systems.

Key Features
• Universal input supporting thermocouples, RTDs, and analog signals
• Advanced PID control with multiple control modes (PID, PI, PD, P, On/Off)
• Heating and cooling control capability
• High-resolution input and output processing
• Ramp and soak programming with 20 profiles and 9 segments each
• Multiple control outputs (SSR pulse, relay, and analog 4–20 mA)
• RS485 Modbus communication
• USB Mini-B configuration interface (powered)
• Built-in alarm functions and sensor fault detection
• Password-protected configuration for security
• Compact DIN 1/16 panel mount design

Applications
Industrial process control, furnaces, ovens, plastics, food processing, HVAC systems, environmental chambers, and automated production systems

Specifications

  • Input Types:
    Thermocouples: J, K, T, N, R, S, B, E
    RTD: Pt100
    Analog: 0–20 mA, 4–20 mA, 0–50 mV, 0–5 VDC, 0–10 VDC

Measurement Features

  • Accuracy:
    TC (J, K, T): 0.25% of span ±1 °C
    TC (N, R, S, B): 0.25% of span ±3 °C
    Pt100 / Analog: 0.2% of span
  • Input Resolution:
    32767 levels (15-bit)
  • Sampling Rate:
    55 samples per second

Control Features

  • Control Modes: PID, PI, PD, P, On/Off
  • Control Action: Heating or Cooling

Outputs

  • Control Outputs:
    SSR pulse
    4–20 mA analog control
    Relay
  • Analog Output:
    0–20 mA or 4–20 mA
  • Output Resolution:
    31,000 levels
  • Relays:
    3 included

Alarm Functions

  • Minimum and maximum
  • Differential (low and high)
  • Open sensor detection
  • Ramp and soak event alarms

Advanced Functions

  • Ramp & Soak Programs:
    20 programs with 9 segments each
  • Sensor Protection:
    Loop break / heater break detection
  • Optional Features:
    Digital input/output
    Heater break detection

Communication & Configuration

  • Communication: RS485 with Modbus protocol
  • Configuration Interface: USB Mini-B (powered)

Electrical Specifications

  • Power Supply:
    12–24 VDC
    Optional: 100–240 VAC (other version)
  • Maximum Consumption: 9 VA

Mechanical Specifications

  • Dimensions: 48 × 48 × 110 mm (DIN 1/16)
  • Housing Material: ABS + Polycarbonate (UL94 V-0)

Protection & Enclosure

  • Front Panel: IP65 (Polycarbonate UL94 V-2)
  • Enclosure Rating: IP20

Environmental Conditions

  • Operating Temperature: 5 to 50 °C
  • Humidity: 0 to 80% RH

Compliance

  • CE
  • RoHS
  • REACH
  • UL
  • cUL

Additional Features
• High-speed processing for precise control
• Flexible input/output configuration for diverse applications
• Reliable performance in demanding industrial environments
• Ideal for complex, multi-stage temperature control processes


Additional information

Weight 0.196 kg
Dimensions 12.5 × 7 × 7 cm

Product Information

– Input Type: TC J, K, T, N, R, S, B, E, Pt100 0-20 mA, 4-20 mA, 0-50 mV, 0-5 Vdc, 0-10 Vdc
– Accuracy: Thermocouples J, K, T: 0.25 % of span ±1 °C; Thermocouples N, R, S, B: 0.25 % of span ± 3 °C; Pt100, 0-20 mA, 4-20 mA, 0-5 Vdc, 0-10 Vdc: 0.2 % of span
– Input Resolution: 32767 levels (15 bits)
– Sampling Rate: 55 samples per second
– Analog Output: 0-20 mA or 4-20 mA
– Output Resolution: 31000 levels
– Control Type: PID, PI, PD, P; On/Off
– Control Action: Heat or Cool
– Control Output: Type SSR Pulse; 4-20 mA control; Relay
– Open Sensor Detection: Loop Break / Heater breaker detection
– Alarm Types: Minimum, Maximum, Differential, Differential, Low, Differential High, Open Sensor, Ramp and Soak Event
– Optional: Relay, Two Digital Inputs or Outputs, RS-485, Heater break detection
– Communication: RS485 Modbus optional
– Ramp and Soak programs: 20 programs with 9 segments each
Safety: Password protected configuration
– Configuration Interface: USB type Mini B (powered)
– Power Supply: 100-240 Vac/dc; 12-24 Vdc
– Maximum Consumption: 9 VA
– Front Pannel: IP65 ; Polycarbonate (PC) UL94 V-2
– 48 x 48 x 110 mm (DIN 1/16); ABS+PC UL94 V-0
– Enclosure: IP20
– Operating Conditions: 5 to 50 °C (41 to 122 °F) and 0 to 80 % RH
– Approvals: CE, RoHS, Reach, UL, and cUL

Downloads

NOVUS Operating Manual N1200HC

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