Program memory modules / Interface modules
Hardware - SIMADYN D 8-29
Edition 04.2011
8
8.7 Interface module SB70
6DD1681-0AG2
8 binary output signals from SIMADYN D / SIMATIC TDC are adapted to
the signal level of the plant/system via relays using the SB70 interface
module.
The output signal voltage can be up to max. 120 V DC or AC.
• housing which can be snapped onto mounting rails
• ribbon cable connector (X1):
− 8 pins for binary inputs
− 2 pins for 1P, 1M
• connector (X2), 2x 12pin
− 8 terminals for the NO contact
− 8 terminals for the NC contact
− 8 terminals for the center contact
• 1 terminal pair X3: 1P,1M (power supply on the SIMADYN D side)
• double test socket X5: 1P( + ), 1M ( G )
• LED displays for diagnostic purposes
• relay to provide electrical isolation between the input and output
• PTC thermistor as cable protection after the SIMADYN D-side power
supply
The SIMADYN D power supply is connected at terminal X3:
Terminal X3 Voltage on the SIMADYN D side
1P
1M
+24 V
0 V
To connect the power supply use accessory SM11 power supply
connector for interface modules (Order No. 6DD1680-0BB0)
The maximum conductor cross section is 2,5 mm².
NOTE
To connect the power supply see “User manual FM 458-1 DP” chapter
“Installation and EMC guideline”.
Order No.
Description
Module design
Power supply on
the SIMADYN D
side
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