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The MC‑TDOY23, with part number 80366189‑175, is a rugged digital output relay Field Terminal Assembly (FTA) crafted for heavy-duty industrial control applications. It provides 16 Form C (SPDT) dry-contact relay outputs, each capable of handling significant loads, while maintaining high-speed performance and optical isolation. Designed with a robust build and compact form, it’s ideal for distributed control systems requiring reliable signal switching.
| Parameter | Specification |
|---|---|
| Model | MC‑TDOY23 (Relay Digital Output FTA) |
| Part Number | 80366189‑175 |
| Output Channels | 16 independent relay outputs (Form C / SPDT) |
| Input Voltage | 12–24 V DC |
| Output Voltage Range | 5–250 V AC or DC |
| Maximum Current per Channel | 10 A |
| Response Time | Less than 5 milliseconds |
| Isolation | Optical isolation for enhanced safety |
| Operating Temperature | –40 °C to +85 °C |
| Dimensions (mm) | Approximately 305 × 203 × 152 (equivalent of 12 × 8 × 6 inches) |
| Weight (kg) | Approximately 0.91 kg (2 lb) |
The MC‑TDOY23 finds its place in environments demanding dependable relay switching under industrial conditions:
Process Control Systems – Drives alarms, safety interlocks, heaters, and equipment circuits requiring relay-level actuation.
Manufacturing and Machinery – Activates motors, conveyors, and equipment with heavy-duty switching needs.
Energy, Power Generation, and Distribution – Manages high-current circuits such as breakers, pumps, and lighting.
Building Automation – Controls HVAC systems, access control locks, and lighting circuits with relayed outputs.
Robust/Hazardous Environments – Optical isolation and rugged design make it suitable for dusty, humid, or electrically noisy areas.
Heavy‑Duty Relay Outputs – Capable of switching up to 10 A per channel, making it fit for high-load applications.
Fast Response Time – Relays operate in under 5 ms, ensuring responsive operation in dynamic systems.
Optical Isolation – Protects control electronics from voltage spikes and electrical noise, increasing system longevity.
Wide Temperature Range – Functions reliably from –40 °C up to +85 °C—excellent for harsh environments.
Compact Yet Sturdy – Relatively small size for indoor panels; robust for industrial use.
Brand: Industrial Automation Division (name omitted)
Series: Digital Output Relay FTAs—part of a family of relay-based digital output modules in modular I/O systems.
| Model | Function | Output Channels | Dimensions & Weight |
|---|---|---|---|
| MC‑TDOY23 | Relay Digital Output FTA | 16 Form C relay outputs | ~305 × 203 × 152 mm, ~0.91 kg |
| MC‑TDOY22 | Relay Digital Output FTA | 32 relay outputs (redundant) | Similar size, ~1.0 kg |
| MC‑TDOR22 | High‑Voltage Relay Output FTA | 16 outputs, 240 VAC/125 V DC | Smaller footprint, ~0.8 kg |
| MC‑TDOD13 | Solid‑State Digital Output | 16 channels, 3–30 V DC | Medium size, ~0.7 kg |
| MC‑PDOY22 | Digital Output Processor | 32 outputs (logic outputs) | Compact, ~0.58 kg |
| Model | Role | Function | Weight (kg) |
|---|---|---|---|
| Power Supply Module | System Power | Supplies 24 V to I/O racks | ~0.6 kg |
| Logic Manager | Control Logic Controller | Manages logic and I/O coordination | ~0.6 kg |
| Analog Input FTA | Multi‑signal Input | Reads analog signals from field | ~0.5 kg |
| Digital Input FTA | Fast Digital Input | Captures 32 digital signals | ~0.5 kg |
| Analogue Output FTA | Multi‑channel Output | Drives analog controlled devices | ~0.5 kg |
Q1: How many relay outputs does the MC‑TDOY23 provide?
A1: It provides 16 independent Form C (SPDT) relay outputs.
Q2: What load current can each relay handle?
A2: Each channel can switch up to 10 A.
Q3: What output voltage range is supported?
A3: It supports 5–250 V AC or DC switching.
Q4: What is the typical response time of the relays?
A4: Relay switching occurs in less than 5 milliseconds.
Q5: How is electrical isolation achieved?
A5: Via optical isolation, protecting logic electronics from the field side.
Q6: What are the operating temperature limits?
A6: Rated from –40 °C up to +85 °C for rugged environments.
Q7: What are its physical size and weight?
A7: Roughly 305 × 203 × 152 mm in size and weighs around 0.91 kg.
Q8: Can it operate in high-noise industrial environments?
A8: Yes, optical isolation and relay separation make it resilient to electrical interference.
Q9: Is it compatible with distributed control systems?
A9: Yes—it interfaces cleanly as a Field Terminal Assembly module in modular I/O racks.
Q10: What if I need solid-state outputs instead?
A10: The MC‑TDOD13 offers 16 solid-state (3–30 V DC) outputs with a similar form factor.
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