If you’re not fully sure about FM6M-2P4, taking a closer look at Autonics Photoelectric Sensor, Autonics Ct6S 1P4 and Autonics Digital Counter often helps compare reliability, cost, and availability.
Autonics FM6M-2P4 Counter
The Autonics FM6M-2P4 Counter offers 1, 30, 300, 2k, 5k [cps] counting speed, 100-240VAC~ 50/60Hz power supply, Terminal block, 2-stage preset control output. Manufactured by Autonics under the Autonics Counters category, this model belongs to the Autonics FM Series.

| Brand | Autonics |
| Product Type | Counter |
| Model Number | FM6M-2P4 |
Autonics FM6M-2P4 Counter – Technical Specifications
| Specification | Value |
|---|---|
| Display method | 6-digit 7-segment LED |
| Max. Counting Speed | 1, 30, 300, 2k, 5k [cps] |
| Min. signal Width | 20ms |
| Power supply | 100-240VAC~ 50/60Hz |
| External Power Supply | Max. 12VDC @(=) ±10% 50mA |
| Operation method | Count up, Count down, Count up/down |
| Terminal | Terminal block |
| Signal Input Method | Voltage input(PNP), No-voltage input(NPN) |
| Control output_Type | 2-stage preset |
| Control output_Relay | SPST (1a): 2 |
| Control output_NPN open collector | 2 |
| Environment_Ambient temperature | -10 to 55℃, storage: -25 to 65℃ |
| Environment_Ambient humidity | 35 to 85% RH, storage: 35 to 85% RH |
| Protection structure | IP20(front panel) |
| Weight | Approx. 265g (approx. 200g) |
The Autonics FM6M-2P4 is a robust Digital Measure Counter featuring a 6-digit 7-segment LED display for clear readings in factory conditions. It supports multiple counting speeds of 1, 30, 300, 2k, and 5k cps, ensuring precise signal processing in both low and high-speed applications. With a minimum signal width of 20ms, it guarantees accurate data capture, while its power supply range of 100–240VAC~ 50/60Hz enhances installation flexibility across different control systems.
Engineered for durability, the FM6M-2P4 operates reliably in ambient temperatures from -10°C to 55°C and offers IP20-rated panel protection. It includes dual SPST relay outputs, NPN open collector outputs, and versatile counting modes such as count up, count down, and up/down, providing engineers with reliable process control options. Its memory protection ensures stable data retention, making it a trusted choice for long-term industrial use. Weighing around 265g, it is compact enough for efficient panel integration yet strong enough to perform under continuous workloads.
Applications of the Autonics FM6M-2P4 range from conveyor speed monitoring and length measurement in textiles to cycle counting in packaging and assembly lines. Maintenance engineers value its easy terminal block wiring and stable operation, while distributors and dealers recognize its demand in industries requiring precise measurement control. As a dependable solution within the Autonics Counters series, it helps plants maintain accuracy, reduce downtime, and improve productivity.
Frequently searched as FM6M, 2P4, FM6M 2P4, Autonics FM6M, and FM6M Autonics, this model delivers consistency, reliability, and flexibility for automation professionals. For technical references and additional product support, visit the official Autonics Counter page.







