Mounting and cutout
- Mounting
- wall or rack
- Dimensions
- 200 × 35 × 120 mm
- Weight
- 603 g

IMF204-2F Series
The 3onedata IMF204-2F series converts four RS-485 ports to two 100 Mbps fiber ports for point-to-point backup or ring redundancy. Its official datasheet lists 0–115200 bps serial baud, 1.5 kVAC isolation, multimode distance up to 2 km or single-mode distance up to 20 km, ring recovery below 20 ms, and separate 12–48 VDC or 100–240 VAC order codes. Selection remains subject to engineering review.

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| Model Family | IMF204-2F |
|---|---|
| Official Order Codes | IMF204-2F-4DI(RS-485)-P(12–48VDC); IMF204-2F-4DI(RS-485)-P(100–240VAC) |
| Serial Ports | 4 × EIA RS-485 |
| Serial Baud Rate | 0–115200 bps |
| Serial Format | 5/6/7/8 data bits; None/Even/Odd/Space/Mark parity; 1/1.5/2 stop bits |
| Serial Isolation | 1.5 kVAC |
| Fiber Ports | 2 × 100 Mbps, ring redundancy |
| Fiber Connectors | SC, ST or FC optional |
| Fiber Distance | multimode up to 2 km; single-mode up to 20 km |
| Published Ring Recovery | less than 20 ms |
| Power Options | 12–48 VDC non-polarity or 100–240 VAC, order-code dependent |
| Power Consumption 12 48vdc | 2.76 W no-load; 2.93 W full-load at 24 VDC |
| Power Consumption 100 240vac | 3.5 W no-load; 3.7 W full-load at 220 VAC |
| Operating Temperature | -10 to +70 °C |
| Storage Temperature | -10 to +70 °C |
| Humidity | 5%–95% RH, non-condensing |
| Protection Rating | IP30 |
| Mounting | wall or rack |
| Dimensions | 200 × 35 × 120 mm |
| Weight | 603 g |
| Certifications | CE, FCC, RoHS |
| Warranty | 3 years |
| Model number | IMF204-2F |
|---|---|
| Brand | 3onedata |
| Category | Communication Modules |
| Certification | CE, FCC, RoHS |
| Availability | Availability confirmed at RFQ |
The official datasheet lists four EIA RS-485 serial ports and two 100 Mbps fiber ports supporting point-to-point backup or ring redundancy.
The datasheet lists SC, ST, or FC connector options, multimode transmission up to 2 km, and single-mode transmission up to 20 km.
The official order table lists one 12–48 VDC non-polarity variant and one 100–240 VAC variant. The exact order code is confirmed at RFQ.
Send the application, quantity and target date. We will check fit and availability.
We check the ports, topology, protocol map, timing and management needs before selecting the IMF204-2F.
This is a family page covering two official power-supply order codes
the exact order code is confirmed at RFQ
Connector type, fiber mode, wavelength, optical budget and network topology must be matched to the installed link
The published recovery time applies to the manufacturer's ring function under its specified conditions
Availability and lead time are confirmed at RFQ
A line-by-line BOM review checks the whole list against the application before it becomes an order.