32 inputs (DC 24 V) Digital Input Module for S7-300 - 700-321-1BL00

Number of inputs

32

Isolation (from backplane bus)

In groups of

Yes (optocoupler)

16

• Input voltage value
• for “0” signal
• for “1” signal

DC 24 V

-3 ... +5 V

+13 ... +30 V

• Input current for “1” signal typ.

7 mA

Delay time typ.

1.2 ... 4.8 ms

Connection of 2-wire initiator

Perm. quiescent current for ”0” signal max.

Yes

1.5 mA

• Cable length unshielded max.
• shielded max.

600 m

1000 m

• Current consumption internal (backplane bus) typ.
• external (from +24 V) max.

30 mA

290 mA

Power loss (rated operation) typ.

6.8 W

Front connector

40-way

Ambient temperature

Transport and storage temperature

0 °C ... 60 °C

-25 °C ... 75 °C