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MODEL485P

MODEL485P

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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

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Specifications

MODEL485P specifications
Key specifications
ModelMODEL485P
Interfaces1 × EIA RS-232C + 1 × EIA RS-485/RS-422
Rs232 ConnectorDB9 female
Rs485 Rs422 Connectors5-pin terminal block, DB9 male or RJ45 optional
Baud Rate110–115200 bps
Serial Format8 data bits; None/Odd/Even/Mask/Space parity; 1/1.5/2 stop bits
Direction Controlautomatic data-flow control for RS-485
Rs232 Distanceup to 15 m
Rs485 Rs422 Distanceup to 1800 m at 115200 bps
Node Capacity32-point RS-485 polling; 128-point customizable
Isolation2500 V photoelectric isolation
Surge Protection1500 W
Electrostatic Protection15 kV
Power Input9 VDC barrel input; RS-232 TXD/RTS/DTR signal-power method also listed
Current Consumption70 mA or less static; 200 mA or less dynamic mean
Operating Temperature-20 to +75 °C
Storage Temperature-25 to +85 °C
Humidity5%–95% RH, non-condensing
Protection RatingIP30
Mountingwall
Dimensions62.4 × 22 × 93 mm
Weight200 g
CertificationsCE, FCC, RoHS
Warranty3 years
Commercial
Model numberMODEL485P
Brand3onedata
CategoryCommunication Modules
CertificationCE · FCC · RoHS
AvailabilityConfirm availability at RFQ
Key specifications
ModelMODEL485P
Interfaces1 × EIA RS-232C + 1 × EIA RS-485/RS-422
Rs232 ConnectorDB9 female
Rs485 Rs422 Connectors5-pin terminal block, DB9 male or RJ45 optional
Baud Rate110–115200 bps
Serial Format8 data bits; None/Odd/Even/Mask/Space parity; 1/1.5/2 stop bits
Direction Controlautomatic data-flow control for RS-485
Rs232 Distanceup to 15 m
Rs485 Rs422 Distanceup to 1800 m at 115200 bps
Node Capacity32-point RS-485 polling; 128-point customizable
Isolation2500 V photoelectric isolation
Surge Protection1500 W
Electrostatic Protection15 kV
Power Input9 VDC barrel input; RS-232 TXD/RTS/DTR signal-power method also listed
Current Consumption70 mA or less static; 200 mA or less dynamic mean
Operating Temperature-20 to +75 °C
Storage Temperature-25 to +85 °C
Humidity5%–95% RH, non-condensing
Protection RatingIP30
Mountingwall
Dimensions62.4 × 22 × 93 mm
Weight200 g
CertificationsCE, FCC, RoHS
Warranty3 years
Commercial
Model numberMODEL485P
Brand3onedata
CategoryCommunication Modules
CertificationCE · FCC · RoHS
AvailabilityConfirm availability at RFQ

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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.

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