Product description
| Type: | MM3-4FXM2 | 
| Part Number: | 943764101 | 
| Availability: | Last Order Date: December 31st, 2023 | 
| Port type and quantity: | 4 x 100Base-FX, MM cable, SC sockets | 
 
Network size - length of cable
| Multimode fiber (MM) 50/125 µm: | 0 - 5000 m, 8 dB link budget at 1300 nm, A = 1 dB/km, 3 dB reserve, B = 800 MHz x km | 
| Multimode fiber (MM) 62.5/125 µm: | 0 - 4000 m, 11 dB link budget at 1300 nm, A = 1 dB/km, 3 dB reserve, B = 500 MHz x km | 
 
Power requirements
| Operating Voltage: | power supply via the backplane of the MICE switch | 
| Power consumption: | 6.8 W | 
| Power output in BTU (IT)/h: | 23.2 Btu (IT)/h | 
 
Software
| Diagnostics: | LEDs (power, link status, data, 100 Mbit/s, full duplex, ring port, LED test) | 
 
Ambient conditions
| MTBF (MIL-HDBK 217F: Gb 25 ºC): | 59.5 Years | 
| Operating temperature: | 0-+60 °C | 
| Storage/transport temperature: | -40-+70 °C | 
| Relative humidity (non-condensing): | 10-95 % | 
 
Mechanical construction
| Dimensions (WxHxD): | 38 mm x 134 mm x 118 mm | 
| Weight: | 180 g | 
| Mounting: | Backplane | 
| Protection class: | IP 20 | 
 
Mechanical stability
| IEC 60068-2-6 vibration: | 1 mm, 2 Hz - 13.2 Hz, 90 min.; 0.7g, 13.2 Hz - 100 Hz, 90 min.; 3.5 mm, 3 Hz - 9 Hz, 10 cycles, 1 octave/min.; 1g, 9 Hz - 150 Hz, 10 cycles, 1 octave/min. | 
| IEC 60068-2-27 shock: | 15 g, 11 ms duration, 18 shocks | 
 
EMC interference immunity
| EN 61000-4-2 electrostatic discharge (ESD): | 6 kV contact discharge, 8 kV air discharge | 
| EN 61000-4-3 electromagnetic field: | 10 V/m (80 - 1000 MHz) | 
| EN 61000-4-4 fast transients (burst): | 2 kV power line, 1 kV data line | 
| EN 61000-4-5 surge voltage: | power line: 2 kV (line/earth), 1 kV (line/line), 1kV data line | 
| EN 61000-4-6 Conducted Immunity: | 3 V (10 kHz - 150 kHz), 10 V (150 kHz - 80 MHz) | 
 
EMC emitted immunity
| EN 55032: | EN 55032 Class A | 
| EN 55022: | EN 55022 Class A | 
| FCC CFR47 Part 15: | FCC 47CFR Part 15, Class A | 
 
Approvals
| Basis Standard: | CE | 
| Safety of industrial control equipment: | cUL508 | 
| Shipbuilding: | DNV | 
 
Scope of delivery and accessories
| Accessories to Order Separately: | ML-MS2/MM labels | 
| Scope of delivery: | module, general safety instructions | 
 
Variants
| Item # | Type | 
| 943764101 | MM3 - 4FXM2 | 
| Update and Revision: | Revision Number: 0.69 Revision Date: 01-09-2023 |  | 
 
 
Hirschmann MM3-4FXM2 Related models
M1-8TP-RJ45 PoE
M1-8TP-RJ45
M1-8MM-SC
M1-8SM-SC
M1-8SFP