● ​Option Cards for SI400 series and SI500 series
 

   - BCD IN Card

   - BCD Out Card

   - Ethernet Card

   - SD Memory Card

   - Serial Communication Card (RS232C, RS422, RS485)

   - Analog Output Card (4~20 mA, 0~10 V)

 Part No. : SO-402-XXX

  - 232 : RS232C

  - 422 : RS422

  - 485 : RS485​

  - AV : Analog Output 0~10 V​

  - AC : Analog Output 4~20 mA​

  - BI : BCD IN

  - BO : BDC OUT

  - EN : Ethernet

  - SD : SD Memory Card

  - RK : Wired Keypad (for SI4630E only)

  - WK : Wireless Keypad  (for SI4630E only)​

Selection Guide

Specification