Product Introduction
The Flexem F5-MD0808N Industrial Automation Module is a compact, high-performance I/O module designed for demanding control applications. It combines 8 bipolar input channels with 8 transistor output channels, all in a single unit. Whether you’re upgrading an existing PLC or building a new control panel, the F5-MD0808N delivers reliable performance with precise 24 VDC operation.
Technical Specifications
Below are the key specifications for the Flexem F5-MD0808N, detailed for engineering reference.
| Parameter |
Value |
| Input Points |
8 (Bipolar) |
| Rated Input Voltage |
24 VDC |
| Input Voltage Range |
0~28.8V DC |
| Rated Input Current |
7 mA |
| Input Peak Voltage |
30V |
| Input Current (max) |
9 mA |
| ON State Voltage |
>15V (15~28.8V) |
| OFF State Voltage |
<5V (0~5V) |
| ON State Current |
>2.5 mA |
| OFF State Current |
<1.0 mA |
| Isolation |
Optocoupler |
| Input Impedance |
3.3 kΩ |
| Filter Time |
Default 1 ms; 16 levels selectable (unfiltered to 100 ms) |
| Compatibility |
2/3-wire sensors |
| Input Type |
Source/sinking |
| Max Cable Length |
Shielded: 100 m; Unshielded: 50 m |
| Overvoltage Protection |
30V max, limited to 1 hour/day |
| Output Points |
8 (Transistor) |
| Rated Output Voltage |
24 VDC |
| Output Voltage Range |
19.2~28.8 VDC |
| Rated Output Current |
0.5 A per point |
| Current per Group |
0.5 A × output points per group |
| Max Voltage Drop |
1 VDC |
| Leakage Current (off) |
<5 μA |
| Max Lamp Power |
2.4 W |
| Derating |
None |
| Start Time (max) |
34 μs |
| Turn-off Time (max) |
250 μs |
| Max Output Frequency |
1 kHz |
| Short Circuit Protection |
Available |
| Peak Short-circuit Current |
1.3 A |
| Self-recovery Time |
Per 10 ms |
| Clamping Voltage |
Max 39 VDC, ±1V |
| Isolation (output) |
500 V AC (output vs internal logic) |
| Output Cable Type |
Unshielded |
| Output Cable Length |
50 m |
Industry Applications
The Flexem F5-MD0808N excels in automation environments where mixed signal handling is essential. Its 8 bipolar inputs accept both source and sinking signals, making it ideal for integrating diverse sensors such as proximity switches and photoelectric sensors. The transistor outputs can drive small loads like indicator lamps, relays, or solenoid valves directly. Typical applications include:
- Packaging machinery control systems
- Material handling and conveyor systems
- Process control panels in chemical or food industries
With a maximum output frequency of 1 kHz, the F5-MD0808N handles high-speed switching tasks with ease, reducing downtime and improving throughput.
Installation & Setup Guidance
Mount the Flexem F5-MD0808N on a standard DIN rail in a clean, dry enclosure. Ensure adequate clearance for ventilation. For wiring, use shielded cable up to 100 meters for inputs to minimize electromagnetic interference; for outputs, unshielded cable up to 50 meters is acceptable. Verify that the supply voltage stays within 19.2~28.8 VDC for outputs and 0~28.8 VDC for inputs. After wiring, power up and check the status LEDs (if present) to confirm proper operation.
Maintenance & Reliability
The F5-MD0808N is designed for long-term reliability with no derating required. Overvoltage protection limits input peaks to 30V, and short circuit protection on outputs prevents damage from wiring faults. To ensure consistent performance, periodically inspect terminal connections for tightness and check for dust accumulation on the module. With proper care, this module provides years of trouble-free service, minimizing replacement costs and downtime.
Selection Guide & Purchasing Advice
Before purchasing the Flexem F5-MD0808N, confirm that your system’s voltage requirements and sensor types match the module’s specifications. Verify the input type (source/sinking) and output load requirements. PLC Source PRO offers genuine Flexem F5-MD0808N modules with fast shipping and a reliable warranty. Contact our experts for assistance in selecting the right I/O module for your application.