Siemens 6ES7521-1BL00-0AA0 Manual page 22

Technical specifications
Electrical isolation of channels
Between the channels
Between the channels, in groups of
Between the channels and backplane bus
Between the channels and power supply of the
electronics
Isolation
Isolation tested with
Ambient conditions
Ambient temperature during operation
Horizontal mounting position, min.
Horizontal mounting position, max.
Vertical mounting position, min.
Vertical mounting position, max.
Distributed mode
Prioritized startup
Dimensions
Width
Height
Depth
Weights
Weight, approx.
Miscellaneous
Note:
22
6ES7521-1BL10-0AA0
No
16
Yes
No
707 V DC (type test)
0 °C
60 ℃
0 °C
40 °C
Yes
25 mm
147 mm
129 mm
260 g
Delivery includes 40-pin push-in front connector
Digital input module DI 32x24VDC BA (6ES7521-1BL10-0AA0)
Manual, 12/2016, A5E32363711-AD