Feature(may vary by option.)

●Widely Used: Serial device servers are widely used in industrial systems, communications, transportation, education, finance, power, security, charging systems etc
●INDUSTRIAL GRADE: Using industrial grade components and metal housing, it works with a wide temperature range of -40°C to 75°C (-40°F to 167°F). Safe to use in harsh outdoor environments
●1~8 RS485 Splitter Hub: Industrial Insulated 1~8 RS485 Hub with industrial grade super anti-interference chip, surge protection, and static protection circuits
●Bidirectional Communication: RS232 RS485 RS422 fiber converter is bi-directional transmission, plug and play, no driver needed, good heat dissipation, stable performance
●SUPPORT 128 DEVICES: Supports up to 128 devices per channel, supports 152.2Kbps high baud rates

[US Plug]

Description

Specifications:
Item Type: RS232 RS485 RS422 Optical Modem
Material: Iron
Voltage: 100-240V
Interface: RS232 RS485 RS422
Transmission Distance: Approx. 1200m / 1312.3yds
Communication speed: 300-115200bps
Number of nodes supported: 32
Transmission Capacity: Up to 128 devices per channel
Transmission media: parallel line/twisted pair
Insulation mode: Input and output optical electronic insulation
Power Supply Voltage: DC9-48V

How to use:
Just take out the product and use it.

Package List:
1 xRS232 RS485 RS422 Hub
1 x Adapter
1 x 2 Position Terminal Block
2 x 8 Position Terminal Block
1 x User Manual