N1200-HC USB DIO RS485 24V Heat/Cool. Contr 2 relays 48×48 mm – 81202HC634

Description

Overview

The 81202HC634 heating/cooling controller is a high-performance PID controller designed for precise thermal process management. With universal input compatibility, advanced control modes, and flexible output options, it is ideal for applications requiring accurate heating and cooling control with programmable profiles.

Key Features
• Universal input support (thermocouples, Pt100, current, voltage, mV)
• Advanced control modes (PID, PI, PD, P, On/Off)
• Dedicated heating and cooling control functionality
• Multiple control outputs (SSR pulse, analog, relay)
• Ramp and soak programming capability
• Integrated digital input/output
• RS485 communication with Modbus protocol
• USB Mini-B configuration interface
• Password-protected configuration
• Compact 48 × 48 mm (DIN 1/16) panel-mount design

Applications
Industrial heating and cooling systems, ovens, furnaces, HVAC systems, plastics processing, and process automation

Specifications

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

Measurement Features

• Accuracy:
  Thermocouples J, K, T: 0.25% of span ±1°C
  Thermocouples N, R, S, B: 0.25% of span ±3°C
  Pt100 and linear signals: 0.2% of span
• Input Resolution: 32767 levels (15 bits)
• Sampling Rate: Up to 55 samples per second

Control Features

• Control Types: PID, PI, PD, P, On/Off
• Control Action: Heating or Cooling
• Ramp & Soak Programs:
  20 programs with up to 9 segments each

Outputs

• Control Outputs:
  SSR pulse
  4–20 mA analog control
  Relay output
• Relay Outputs:
  2 relays (standard)
  Optional additional relay
• Digital I/O:
  Integrated digital input/output
• Analog Output:
  0–20 mA or 4–20 mA
  Resolution: 31,000 levels

Alarm Functions

• Minimum, Maximum
• Differential, Low, Differential High
• Open sensor detection
• Ramp and soak event alarms

Detection & Diagnostics

• Open sensor (loop break) detection
• Heater break detection (optional)

Communication

• Interface: RS485
• Protocol: Modbus

Configuration & Safety

• Interface: USB Mini-B (powered)
• Protection: Password-protected parameters

Electrical Specifications

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

Mechanical Specifications

• Dimensions: 48 × 48 × 110 mm (DIN 1/16)

Protection & Enclosure

• Front Panel: IP65, Polycarbonate (PC) UL94 V-2
• Enclosure: IP20, ABS + PC UL94 V-0

Environmental Conditions

• Operating Temperature: 5 to 50°C (41 to 122°F)
• Humidity: 0 to 80% RH

Compliance & Approvals

• CE, RoHS, REACH, UL, cUL

Additional Features
• Precise heating and cooling control in one device
• Flexible configuration for complex thermal processes
• Ideal for automation and industrial applications
• Robust, reliable, and low-maintenance design