Technical specications
Article number 6ES7138-7BB00-0AB0
General information
Product type designation Watchdog module
Digital inputs
Number of digital inputs 0
Dimensions
Width 30 mm
Height 129 mm
Depth 136.5 mm
Technical specications
Voltages, currents, electrical potentials
Electrical isolation
• Between the channels and backplane bus
Yes
• Between channels
No
• Between the channels and load voltage (power
bus)
Yes
Permissible potential dierence
• Between dierent circuits
DC 60 V, AC 30 V
Current consumption from load voltage (power
bus)
2 mA * Number of connected digital output mod‐
ules.
Power loss of the module 0.05 W
Status, interrupts, diagnostics
Status display
• Input (bit)
Green LED
Diagnostic function
• Group error display
Red "SF" LED
• Diagnostic function can be read
Yes
Safety data
U
o
= 12.7 V
I
o
= 329 mA
P
o
= 0.91 W
C
o
= 1 μF
L
o
= 0.3 mH
For additional C
o
/ L
o
combinations, see certicate IECEx KEM 06.0026
https://www.iecex.com (https://www.iecex.com)
KEMA 06 ATEX0086 INMETRO UL-BR 12.0075
https://support.industry.siemens.com (https://support.industry.siemens.com)
Other modules
15.2 Watchdog module
ET 200iSP
Operating Instructions, 11/2022, A5E00247483-AK 415