MODEL485P
MODEL485P
BOM & application review — reply in 1 business day
The 3onedata MODEL485P converts one RS-232 interface to one automatically detected RS-485/RS-422 interface. Its official datasheet lists 110–115200 bps, RS-232 distance up to 15 m, RS-485/RS-422 distance up to 1800 m at 115200 bps, 2500 V photoelectric isolation, 1500 W surge protection, 15 kV electrostatic protection, and -20 to +75 °C operation. Wiring and power selection remain subject to engineering review.
Application evidence
Planning an application with this component?Our engineers will review your architecture and confirm where the MODEL485P fits — before you commit.
Specifications
| Key specifications | |
| Model | MODEL485P |
|---|---|
| Interfaces | 1 × EIA RS-232C + 1 × EIA RS-485/RS-422 |
| Rs232 Connector | DB9 female |
| Rs485 Rs422 Connectors | 5-pin terminal block, DB9 male or RJ45 optional |
| Baud Rate | 110–115200 bps |
| Serial Format | 8 data bits; None/Odd/Even/Mask/Space parity; 1/1.5/2 stop bits |
| Direction Control | automatic data-flow control for RS-485 |
| Rs232 Distance | up to 15 m |
| Rs485 Rs422 Distance | up to 1800 m at 115200 bps |
| Node Capacity | 32-point RS-485 polling; 128-point customizable |
| Isolation | 2500 V photoelectric isolation |
| Surge Protection | 1500 W |
| Electrostatic Protection | 15 kV |
| Power Input | 9 VDC barrel input; RS-232 TXD/RTS/DTR signal-power method also listed |
| Current Consumption | 70 mA or less static; 200 mA or less dynamic mean |
| Operating Temperature | -20 to +75 °C |
| Storage Temperature | -25 to +85 °C |
| Humidity | 5%–95% RH, non-condensing |
| Protection Rating | IP30 |
| Mounting | wall |
| Dimensions | 62.4 × 22 × 93 mm |
| Weight | 200 g |
| Certifications | CE, FCC, RoHS |
| Warranty | 3 years |
| Commercial | |
| Model number | MODEL485P |
| Brand | 3onedata |
| Category | Communication Modules |
| Certification | CE · FCC · RoHS |
| Availability | Confirm availability at RFQ |
Key specifications
Commercial
Cross-reference
Replacing another brand's component? Submit the part number and our engineers will map a candidate and confirm fit.
Submit a part number for engineering reviewCandidate replacements, subject to engineering review. Trademarks belong to their respective owners.
Engineering notes
For the MODEL485P, engineering review covers physical ports, network topology and ring behavior, protocol-bridge mappings, data model, timing, and the required management layer. Any cross-brand proposal is a candidate replacement — subject to engineering review.
- The official datasheet lists both a 9 VDC barrel input and an RS-232 signal-power method
- the available host-port power budget must be reviewed for the installation
- The 1800 m figure is manufacturer-published specifically at 115200 bps
- Connector option, grounding, termination, cable, node count and surge environment remain subject to engineering review
- Availability and lead time are confirmed at RFQ
Frequently asked
Which serial interfaces and baud rates does MODEL485P support?
The official datasheet lists one RS-232 interface, one automatically detected RS-485/RS-422 interface, and a baud range of 110 to 115200 bps.
What transmission distances are published for MODEL485P?
The datasheet lists up to 15 m for RS-232 and up to 1800 m for RS-485/RS-422 at 115200 bps.
What isolation and protection does MODEL485P provide?
MODEL485P is specified with 2500 V photoelectric isolation, 1500 W surge protection, and 15 kV electrostatic protection.
Can MODEL485P replace another RS-232 to RS-485/RS-422 converter?
MODEL485P may be evaluated as a candidate replacement, subject to engineering review of connectors, pinout, serial format, direction control, power, grounding, isolation, protection, cable, distance, and node count.
Request engineering review
Have us review the MODEL485P for your application
Send the exact application, quantity and target date for a candidate BOM and availability check, subject to engineering review.



