Comprehensive Product Summary – Moxa TCC‑100 RS‑232 to RS‑422/485 Converter

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### 1. Product Overview

Product Name: TCC‑100
Model: TCC‑100
Series: TCC‑100 / TCC‑100I Industrial Serial Media Converter Series
Article Number: TCC‑100
Manufacturer: Moxa Inc.
Product Type: Industrial RS‑232 to RS‑422/485 External Converter with Surge Protection
Product Category: Serial Media Converters

The Moxa TCC‑100 is a compact, industrial‑grade external converter designed to extend the communication range and interoperability of serial devices by converting RS‑232 signals to RS‑422 or RS‑485 standards. It is part of Moxa’s TCC‑100/100I series, which includes models with and without optical isolation and wide‑temperature variants. The TCC‑100 provides robust 16 kV surge protection, supports both 2‑wire and 4‑wire RS‑485 configurations, and includes RTS/CTS handshaking for RS‑422 communication. Designed for demanding industrial environments, it features a rugged metal housing, DIN‑rail and wall‑mounting options, and a wide DC power input range.

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### 2. Key Features

- RS‑232 to RS‑422/485 Conversion: Enables seamless communication between legacy RS‑232 devices and modern RS‑422/485 networks.
- RTS/CTS Handshaking Support: Provides full hardware flow control for RS‑422 communication, ensuring reliable data transmission.
- Automatic Data Direction Control (ADDC®): Automatically manages data flow direction in RS‑485 mode, eliminating the need for software‑based control.
- 16 kV Surge Protection: Industrial‑grade surge protection safeguards against transient voltage spikes, ensuring long‑term reliability in electrically noisy environments.
- Wide Baud Rate Range: Supports data rates from 50 bps up to 921.6 kbps, accommodating a broad range of serial communication requirements.
- Flexible RS‑485 Configuration: Supports both 2‑wire and 4‑wire RS‑485 modes, selectable via DIP switches.
- External Power Input: Operates from 12 to 48 V DC, allowing integration into diverse industrial power systems.
- Compact and Durable Design: Metal enclosure with dimensions of 67 × 100.4 × 22 mm and weight of approximately 148 g.
- DIN‑Rail and Wall Mounting: Includes a DIN‑rail mounting kit (DK35A) for easy installation in control cabinets or panels.
- LED Indicators: Front‑panel LEDs for Power, Tx, and Rx provide clear visual status of operation and communication activity.
- Wide Temperature Range: Standard model operates from −20 to 60 °C; wide‑temperature variants (TCC‑100‑T) operate from −40 to 85 °C.
- High Reliability: MTBF of over 3 million hours (MIL‑HDBK‑217F standard).
- Regulatory Compliance: Certified to UL 60950‑1 safety standard and compliant with EMC/EMI standards including EN 55022/24 and FCC Part 15 Class B.
- Environmentally Friendly: RoHS, CRoHS, and WEEE compliant.

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### 3. Technical Specifications

Electrical & Interface Characteristics

- RS‑232 Interface:
- Connector: DB9 female
- Signals: TxD, RxD, RTS, CTS, GND

- RS‑422/485 Interface:
- Connector: 9‑pin screw terminal block
- Selectable via DIP switch for RS‑422, RS‑485‑2‑wire, or RS‑485‑4‑wire operation
- RS‑422 Signals: TxD+, TxD−, RxD+, RxD−, RTS, CTS, GND
- RS‑485‑4‑wire Signals: TxD+, TxD−, RxD+, RxD−, GND
- RS‑485‑2‑wire Signals: Data+, Data−, GND

- Baud Rate: 50 bps – 921.6 kbps
- Data Direction Control: ADDC® automatic control for RS‑485
- Isolation Protection: 2 kV optical isolation (TCC‑100I and TCC‑100I‑T models only)
- Surge Protection: 16 kV ESD protection on serial lines

Power Requirements

- Input Voltage: 12 – 48 V DC
- Power Consumption: Approx. 3.4 W
- Input Current:
- TCC‑100/TCC‑100‑T: 85 mA @ 12 V DC
- TCC‑100I/TCC‑100I‑T: 150 mA @ 12 V DC
- Protection:
- Voltage reversal protection (V+/V−)
- Overcurrent protection for shorted signal lines

Physical Characteristics

- Housing Material: Metal
- Dimensions: 67 × 100.4 × 22 mm (2.64 × 3.93 × 0.87 in)
- Weight: 148 g (0.33 lb)
- Mounting Options: DIN‑rail and wall mounting

Environmental Limits

- Operating Temperature:
- Standard models: −20 to 60 °C (−4 to 140 °F)
- Wide‑temperature models: −40 to 85 °C (−40 to 185 °F)
- Storage Temperature: −40 to 85 °C (−40 to 185 °F)
- Humidity: 5 – 95 % RH (non‑condensing)
- MTBF: 3,017,857 hours (MIL‑HDBK‑217F standard)

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### 4. Functionality

The TCC‑100 functions as a transparent serial signal converter, enabling RS‑232 devices to communicate over RS‑422 or RS‑485 networks. It translates voltage levels and signal formats between the two standards, extending communication distances and allowing multi‑drop networking.

Operation Modes:

- RS‑232 to RS‑422: Provides full‑duplex communication with RTS/CTS handshaking for devices requiring hardware flow control.
- RS‑232 to RS‑485 (2‑wire or 4‑wire): Supports both half‑duplex and full‑duplex RS‑485 communication. The ADDC® feature automatically manages data direction, simplifying integration with existing systems.

Use Cases & Applications:

- Industrial automation and control systems
- Building management and HVAC systems
- SCADA and telemetry networks
- Factory equipment and PLC communication
- Transportation and energy monitoring systems
- Legacy serial device integration into modern networks

Compatibility:

- Compatible with standard RS‑232, RS‑422, and RS‑485 devices and protocols.
- Works with PCs, PLCs, HMIs, sensors, controllers, and other serial communication equipment.
- Supports standard serial communication software and drivers without modification.

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### 5. Components & Accessories

Included in Package:

1. TCC‑100/100I Media Converter Unit
2. Power Wiring Cable: CBL‑PJTB‑10
3. Mounting Kit: DK35A DIN‑rail mounting bracket
4. Quick Installation Guide (printed)
5. Warranty Card
6. Rubber Pad

Optional Accessories:

- External DC power supply (12 – 48 V DC, not included)
- Wall‑mounting hardware (optional)
- Additional terminal block connectors for field wiring

Connectors:

- RS‑232: DB9 female
- RS‑422/485: 9‑pin screw terminal block
- Power Input: Barrel‑type power jack

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### 6. Installation & Setup

Installation Requirements:

- DC power source (12 – 48 V DC)
- Proper grounding and surge protection recommended for industrial environments
- Adequate ventilation for temperature management

Mounting Options:

- DIN‑Rail Mounting: Using the included DK35A kit, the converter can be securely attached to standard 35 mm DIN rails in control cabinets.
- Wall Mounting: Optional wall‑mount brackets allow installation on flat surfaces.

Configuration:

- DIP Switch Settings: Used to select RS‑422 or RS‑485 (2‑wire/4‑wire) mode and enable/disable termination or biasing resistors as required.
- LED Indicators:
- PWR: Power status
- Tx: Data transmission activity
- Rx: Data reception activity

Setup Procedure:

1. Connect the RS‑232 device to the DB9 female port.
2. Wire the RS‑422/485 network to the terminal block according to the selected mode.
3. Set DIP switches for the desired communication standard.
4. Connect the DC power supply to the power jack.
5. Verify LED indicators for proper operation.

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### 7. Performance & Capabilities

Data Transmission:

- Speed: 50 bps – 921.6 kbps
- Distance:
- RS‑232: Up to 15 m (standard)
- RS‑422/485: Up to 1.2 km (typical, depending on cable and environment)
- Signal Integrity: 16 kV surge protection and 2 kV isolation (on isolated models) ensure stable communication in high‑interference environments.

Capacity:

- Supports multi‑drop RS‑485 networks with up to 32 nodes (standard) or more with repeaters.
- Full‑duplex operation in RS‑422 and RS‑485‑4‑wire modes.
- Half‑duplex operation in RS‑485‑2‑wire mode.

Efficiency & Reliability:

- ADDC® automatic data direction control minimizes latency and ensures efficient bus utilization.
- Industrial‑grade components and metal housing enhance durability and electromagnetic shielding.
- High MTBF (>3 million hours) ensures long‑term continuous operation with minimal maintenance.

Limitations:

- Requires external DC power supply (not USB‑powered).
- Optical isolation available only on TCC‑100I and TCC‑100I‑T models.
- Not designed for hazardous‑location certification (non‑Ex rated).

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### 8. Standards & Compliance

Safety Certifications:

- UL 60950‑1 (Information Technology Equipment Safety)

EMC/EMI Compliance:

- EN 55022 / EN 55024 (EMC Directive)
- CISPR 22, FCC Part 15 Class B (EMI emissions)

Electromagnetic Susceptibility (EMS):

- EN 61000‑4‑2 (ESD): Contact 4 kV, Air 8 kV
- EN 61000‑4‑3 (Radiated Susceptibility): 80 MHz – 1 GHz, 3 V/m
- EN 61000‑4‑4 (EFT): Power 1 kV, Signal 0.5 kV
- EN 61000‑4‑5 (Surge): Power 1 kV
- EN 61000‑4‑6 (Conducted Susceptibility): 150 kHz – 80 MHz, 3 V/m
- EN 61000‑4‑8 (Power Frequency Magnetic Field)

Environmental & Green Compliance:

- RoHS (Restriction of Hazardous Substances)
- CRoHS (China RoHS)
- WEEE (Waste Electrical and Electronic Equipment Directive)

Reliability Standard:

- MTBF calculated per MIL‑HDBK‑217F

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### 9. Additional Information

Available Models:

| Model | Description | Isolation | Operating Temperature |
|--------|--------------|------------|------------------------|
| TCC‑100 | RS‑232 to RS‑422/485 converter | None | −20 to 60 °C |
| TCC‑100I | RS‑232 to RS‑422/485 converter with optical isolation | 2 kV | −20 to 60 °C |
| TCC‑100‑T | RS‑232 to RS‑422/485 converter (wide‑temp) | None | −40 to 85 °C |
| TCC‑100I‑T | RS‑232 to RS‑422/485 converter with optical isolation (wide‑temp) | 2 kV | −40 to 85 °C |

Warranty & Support:

- Warranty Period: 5 years (standard Moxa warranty)
- Support Resources:
- Product documentation, firmware updates, and technical support available at [www.moxa.com](https://www.moxa.com)
- Online knowledge base and configuration guides
- Global technical support network

Maintenance:

- No moving parts; minimal maintenance required.
- Periodic inspection of wiring and terminal connections recommended.
- Ensure proper grounding and surge protection for long‑term reliability.

Product Lifecycle & Updates:

- Specifications subject to change without notice; latest information available on Moxa’s official website.
- Firmware and documentation updates provided periodically to maintain compatibility and performance.

Manufacturer Information:

Moxa Inc.
© Moxa Inc. All rights reserved.
Updated: April 15, 2016
For the most current specifications and ordering information, visit the Moxa website.

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### Summary

The Moxa TCC‑100 is a high‑performance, industrial‑grade RS‑232 to RS‑422/485 converter engineered for reliable serial communication in demanding environments. With its robust surge protection, wide power input range, and flexible configuration options, it bridges legacy and modern serial systems efficiently. The converter’s compact metal housing, DIN‑rail mounting capability, and LED diagnostics make it ideal for control panels, automation systems, and field installations. Backed by Moxa’s 5‑year warranty and compliance with international safety and EMC standards, the TCC‑100 delivers dependable performance for mission‑critical industrial communication networks.