RS485 External Surge Protection Box

RS485 external surge protection box, is a device inserted in the utility line to prevent RS485 communication networks from damage caused by electrical surges or spikes.

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Technical Specification

Rated voltage 12-24VDC

12-24VDC

Electrostatic
Discharge Immunity

IEC 61000-4-2:2008 (air discharge
±8KV, direct contact discharge ±6KV)

Lightning surge

IEC 61000-4-5:2014+ A1:2017
±2KV

Installation place

Outdoor or indoor

Cable diameter

7.3mm-7.6mm

Installation method

By screws

Flammability rating

UL94-V0

Waterproof level

IP67

 

 

 

Standards and Certifications

  • CE Marking

  • UL 497B

  • IEC 61643-21

  • EN 61643-21

  • RoHS Compliance

  • ISO 9001

  • FCC Part 15

  • EN 61000-6-2

  • EN 61000-6-4

Additional Information

  • Manufacturer PN. - BOX-SPM2

  • Galooli PN. - 400-PcbHolRep-511

  • Manufacturer's data sheet and pinout

Pinout

Output

Input

Output

Input

Green - RS485-A (+)

Blue - RS485-B (-)

Yellow - PE

Black - GND

Red - 12-24 VCD

Green > RS485-A(+)

Blue > RS485-B(-)

Yellow > PE

Black > SEN-GND

Red > SEN-VCC

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