Honeywell CC-TAID01

Technical Specifications

• Input Channels: 16 channels (12 single-ended / 4 differential configurable)
• Input Signal Types: Voltage (0–5 V, 1–5 V, 0.4–2 V), current (4–20 mA via 250 Ω)
• Common-Mode Rejection Ratio: 70 dB (dc to 60 Hz, 500 Ω source imbalance)
• Common-Mode Voltage Range: -6 V to +5 V peak (dc to 60 Hz)
• A/D Resolution: 16-bit (paired with corresponding IOM)
• Normal-Mode Rejection: 19 dB at 60 Hz
• Input Impedance (Voltage): > 10 MΩ
• Maximum Differential Input Voltage: ±30 V (without damage)
• Crosstalk: -60 dB (channel-to-channel, dc to 60 Hz)
• Operating Temperature: -40°C to +70°C
• Enclosure Protection: IP20
• Mounting: DIN rail NS35 compatible

Functional Features

• Two-level detachable terminal design for simplified field wiring and maintenance
• Integrated signal conditioning and filtering circuits
• Individual channel current limiting protection
• Compatible with Series C analog input I/O modules
• Vertical mounting orientation for optimal cabinet wiring access
• Built-in surge protection on field terminals

Application Scenarios

• Differential analog signal acquisition in industrial DCS systems
• Process variable monitoring in electrically noisy industrial environments
• Pressure, temperature, flow and level transmitter signal termination
• Control system I/O expansion in manufacturing and process industries
• General industrial automation signal conditioning and termination

Working Principle

The IOTA serves as the physical and electrical interface between field wiring and the plug-in I/O module. Field analog signals are routed through terminal blocks to conditioning circuits, where they are filtered and protected against surges and overcurrent. The paired I/O module plugs into the IOTA connector to perform A/D conversion and digital communication with the C300 controller.

Installation Requirements

• Mount on standard 35 mm DIN rail in control cabinet
• Connect field wiring to upper level terminals; use shielded cable for analog signals
• Plug corresponding analog input IOM into the IOTA connector until fully seated
• Ensure proper grounding of the IOTA and cable shields
• Route signal cables away from high-voltage and high-current power circuits

Usage Precautions

• Do not apply voltages exceeding the maximum common-mode or differential ratings
• Verify signal type and jumper settings on the paired IOM before connection
• Tighten terminal screws to specified torque to avoid loose connections
• Follow electrostatic discharge handling procedures when handling electronic components
• Keep enclosure cover closed during operation to maintain protection rating