ريلاي ذكي شنايدر SR2B121B

المواصفات الفنية

المواصفات الكاملة لـ SR2B121B

Range of product

Zelio Logic

Product or component type

Compact smart relay

Local display

With

Number or control scheme lines

0…240 with ladder programming; 0…500 with FBD programming

Cycle time

6…90 ms

Backup time

10 years at 25 °C

Clock drift

12 min/year at 0…55 °C; 6 s/month at 25 °C

Checks

Program memory on each power up

Us rated supply voltage

24 V AC

Supply voltage limits

20.4…28.8 V

Supply frequency

50/60 Hz

Maximum supply current

145 mA (without extension)

Power consumption in VA

4 VA without extension

Isolation voltage

1780 V

Protection type

Against inversion of terminals (control instructions not executed)

Discrete input number

8

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