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NPort1220
          Conversor USB para 2 portas RS-422/485

 

 

 

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Apresentação

NPort 1220 gives your laptop or workstation the ability to communicate between a USB (Universal Serial Bus) port and up to 2 RS-422/485 serial peripherals. NPort 1220 adds 2 Windows serial COM ports via its USB port, and is compatible with new and legacy RS-422/485 devices.

 

Hassle-free Serial Port Expansion

USB plug and play allows easy serial port expansion that requires no IRQ, DMA, or I/O port resources. Users no longer need to open the chassis or power down the system, saving setup time and cost.

  • Expand to 2 RS-422/485 Ports throught USB

  • Supports 4-wire RS-422/485 and 2-wire RS-485 applications

  • Hot plug and play

  • Supports bus power and external power

  • No additional I/O, IRQ required

  • RS-422/485 speed up to 115.2 Kbps

  • Supports USB 1.1, full rate speed up to 12 Mbps

  • Built-in 16 KV ESD Surge Protection

  • 2 KV Isolation Protection available with 1220I

Operating Systems

NPort1220/1220I

Windows 98/2000/XP, Linux

 

USB

Compliance

USB 1.1, 1.0
USB 2.0 backwards compatible

Connector

USB type B

Speed

Full speed 12 Mbps

 

Serial Interface

Signals

RS-422:
  TxD+/-, RxD+/-, GND
4-wire RS-485:
  TxD+/-, RxD+/-, GND
2-wire RS-485:
  Data+/-, GND

Connector

Terminal Block

FIFO

128 bytes

Serial line protection

16 KV ESD for all signals

 

Serial Communication Parameters

Parity

None, Even, Odd

Data bits

7, 8

Stop bit

1, 2

Flow control

RTS/CTS

Speed

600 bps to 115.2 Kbps

 

Power Requirements

Power Input

12 to 48 VDC (external) or 5 VDC (Bus power)

Enter Specification Type

BUS: 140 mA at 5 VDC
Ext. PWR: 306 mA at 12V

 

Mechanical

Power Input

12 to 48 VDC (external) or 5 VDC (Bus power)

Gross Weight

220 ± 5 g (0.48 lb)

Dimensions (W x D x H)

170 x 110 x 30 mm

 

Environmental

Operating Temperature

0 to 55°C (32 to 131°F)

Storage Temperature

-20 to 85°C (-4 to 185°F)

Operating Humidity

5 to 95% RH

 

Regulatory Approvals

EMC

FCC (Class B), CE (Class B)

Safety

UL, CUL, TÜV

 

Modelos

NPort1220

Converosr USB para serial RS-232 com 2 portas RS-422/485, (RS-422: 4 fios) (RS-485: 4 ou 2 fios half ou full duplex) conector DB9. USB 2.0 Alimentação de 12 to 48 VDC  Proteção da linha serial de 16 kV ESD

NPort1220I

Converosr USB para serial RS-232 com 2 portas RS-422/485, (RS-422: 4 fios) (RS-485: 4 ou 2 fios half ou full duplex) conector DB9. USB 2.0 Alimentação de 12 to 48 VDC  Proteção da linha serial de 16 kV ESD. Isolação de de 2 kV.

 


Aliansa Brasil  Tel.: (11) 6781-7293

info@aliansabrasil.com.br