8C-TAXA1 Thermocouple/RTD Input Module - Technical Specifications
1. General Specifications
Model Number: 8C-TAXA1

Type: 8-Channel Isolated Temperature Input Module

Input Types:

Thermocouples (J, K, T, E, R, S, B, N, C)

RTDs (Pt100, Pt1000, Cu10, Ni120)

Millivolt (±50mV)

Mounting: DIN Rail (35mm)

Dimensions: 110mm × 70mm × 25mm (W×H×D)

Weight: 250g

2. Electrical Characteristics
Power Supply: 24V DC (±10%)

Power Consumption: ≤4W

Isolation:

Channel-to-Channel: 300V AC

Channel-to-System: 1500V AC

Input Resolution: 24-bit ADC

Accuracy:

Thermocouples: ±0.1% FS ±1°C

RTDs: ±0.05% FS ±0.2°C

Update Rate: 100ms (all channels)

3. Input Specifications
Channels: 8 (independently configurable)

Noise Rejection: >120dB @ 50/60Hz

Open-Circuit Detection: Yes (for RTDs)

Burnout Detection: Yes (for thermocouples)

Cold Junction Compensation: ±0.5°C accuracy

4. Communication & Configuration
Interface: RS-485 (Modbus RTU) / Ethernet (Modbus TCP)

Protocols: Modbus RTU/TCP (default), Custom ASCII (optional)

Configuration:

DIP switches (hardware settings)

Software (web interface or configuration tool)

LED Indicators: Power, Communication, Channel Status

5. Environmental & Mechanical Ratings
Operating Temperature: -20°C to +60°C

Storage Temperature: -40°C to +85°C

Humidity: 5–95% RH (non-condensing)

Vibration Resistance: 5g @ 10–500Hz

Shock Resistance: 50g, 11ms

Protection Class: IP40 (front panel)

6. Certifications & Compliance
Safety: UL 61010-1, CE

EMC: EN 61326-1 (Industrial Immunity)

Environmental: RoHS 3, WEEE

Marine: DNV-GL (optional)

7. Reliability & Service Life
MTBF: 200,000 hours @ 40°C

Calibration Interval: 2 years (recommended)

Warranty: 3 years

Typical Applications
✔ Industrial process monitoring (furnaces, reactors)
✔ HVAC & energy management systems
✔ Food & pharmaceutical temperature logging
✔ Laboratory & test equipment

Why Choose 8C-TAXA1?
✅ Universal input support – Works with all major thermocouples & RTDs
✅ High accuracy & noise immunity – Reliable in electrically noisy environments
✅ Easy integration – Modbus RTU/TCP for PLC/SCADA connectivity
✅ Rugged design – Built for 24/7 operation in harsh conditions

Optional Accessories:

8C-TB01: Terminal block kit

8C-CBL05: RS-485/Ethernet cable set

8C-CFG: Advanced configuration software

*(For hazardous area use, inquire about 8C-TAXA1/IS version.)*

Need More Info? Request:

Wiring diagrams

Modbus register map

Calibration procedure

This version:
✓ Clear technical differentiation
✓ Application-focused benefits
✓ Easy-to-scan format for engineers & buyers