Schneider TM3DI8G Modicon TM3 Discrete Input Module
The Schneider TM3DI8G is a compact and efficient discrete input module designed for the Modicon TM3 expansion family. It is used for monitoring digital signals in automation systems and surfers reliable input processing for a wide range sur applications in industrial control environments.
Technical Specifications
| Parameter | Description |
|---|---|
| Modèle | TM3DI8G |
| Product Type | Discrete Input Module |
| Number sur Inputs | 8 |
| Input Type | Sink or Source (24 V DC) |
| Input Voltage | 24 V DC |
| Input Current | 3 mA |
| Input Signal Type | Discrete |
| Input Frequency | 0–100 Hz |
| Isolation | 500 V AC between input and logic |
| Connection | Removable screw terminal block |
| Status Indicators | LED per channel |
| Mounting | DIN rail |
| Protection Index | IP20 |
| Dimensions (W x H x D) | 90 x 84.6 x 27.4 mm |
| Poids | 0.085 kg |
| Operating Temp. | -10°C to +55°C |
| Storage Temp. | -25°C to +70°C |
Applications
The TM3DI8G module is ideal for industrial automation tasks requiring digital signal acquisition. Common applications include:
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Machine control systems
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Packaging lines
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Conveyor systems
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Building automation
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Water treatment systems
Advantages
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Compact Design: Space-saving dimensions suitable for small control panels.
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Flexible Wiring: Supports sink/source input types for wiring versatility.
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Easy Integration: Seamless connection with Modicon M221, M241, and M251 PLCs.
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LED Diagnostics: Instant input status via dedicated LED indicators.
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Modular Expansion: Quick connection with other TM3 modules.
FAQ
Q1: What type sur signals does the TM3DI8G accept?
A1: It accepts 24 V DC discrete (on/surf) signals.
Q2: Is the module compatible with Modicon M221 PLC?
A2: Yes, it is fully compatible with M221, M241, and M251 controllers.
Q3: Can I use both sink and source wiring configurations?
A3: Yes, it supports both sink and source input types.
Q4: Does it have individual LED indicators per channel?
A4: Yes, each sur the 8 inputs has a corresponding LED for status indication.
Q5: What is the mounting method?
A5: It is mounted on DIN rail.
Q6: What is the maximum operating temperature?
A6: The maximum operating temperature is +55°C.
Q7: Is it hot-swappable?
A7: No, the module must be powered down before replacement.
Q8: Can it be used in outdoor environments?
A8: No, it has an IP20 rating and is designed for indoor use only.
Q9: Does it require external power for input sensing?
A9: No additional power is needed; it uses 24 V DC signals.
Q10: What is the typical use case for this module?
A10: Monitoring and reading digital inputs such as sensor signals, limit switches, and push buttons.
Related TM3 / Compatible Modèles
| Modèle | Description | Inputs/Outputs | Dimensions (mm) | Poids |
|---|---|---|---|---|
| TM3DI16K | 16-channel discrete input module | 16 inputs | 90 x 84.6 x 27.4 | 0.090 kg |
| TM3DQ8TG | 8-channel transistor output | 8 outputs | 90 x 84.6 x 27.4 | 0.085 kg |
| TM3DQ16TK | 16-channel transistor output | 16 outputs | 90 x 84.6 x 27.4 | 0.095 kg |
| TM3AI8 | 8-channel analog input module | 8 inputs | 90 x 84.6 x 27.4 | 0.090 kg |
| TM3AQ4 | 4-channel analog output module | 4 outputs | 90 x 84.6 x 27.4 | 0.085 kg |
| TM3TI4 | 4-channel temperature input | 4 inputs | 90 x 84.6 x 27.4 | 0.088 kg |
Popular Schneider Modèles
| Modèle | Description | I/O Type | Dimensions (mm) | Poids |
|---|---|---|---|---|
| TM221CE16T | Modicon M221 logic controller | 16 inputs / outputs | 142 x 90 x 74 | 0.460 kg |
| TM241CE24T | Modicon M241 logic controller | 24 inputs / outputs | 214 x 90 x 74 | 0.650 kg |
| TM251MESE | Modicon M251 logic controller with Ethernet | Multiple I/O | 214 x 90 x 74 | 0.700 kg |
| BMXDDI3202K | Modicon X80 discrete input module | 32 inputs | 32 x 100 x 115 | 0.300 kg |
| BMXDAO1605 | Modicon X80 analog output module | 16 outputs | 32 x 100 x 115 | 0.320 kg |
| BMXPRA0100 | Modicon X80 Prsuribus DP adapter | Communication Module | 32 x 100 x 115 | 0.280 kg |
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