Board Design; Application Information - Siemens SB61 User Manual

Digital control system, interface board
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Board design

3. Board design
*
Housing, can be snapped onto a mounting rail
*
Terminal block consisting of screw terminals:
- 8 terminals as 24V binary inputs
- 8 terminals as 48V binary inputs
- 8 terminals as reference point
- 1 terminal pair X4, 2P,2M (external voltage)
- 1 terminal pair X3, 1P,1M (voltage on the SIMADYN side)
Test socket with output 2P and 2M
*
Short-circuit plug connector
*
Ribbon cable connector
- 8 pins for binary outputs
- 2 pins for 1P, 1M
*
Display, LEDs
- Green:
- Red: 1P,1M supply short-circuited (fault)
- Yellow: Binary signals 1 to 8 active
*
Optocoupler for electrically isolating input and output
*
Labels or print to identify the board, LEDs and the test socket

4. Application information

The binary outputs of the interface board can be connected with the SIMADYN D board inputs via a
distribution ribbon cable 40/4*10 core, type: SC13, MLFB: 6DD 1684-0BD0, length: 2.0m.
4
1P,1M supply available on the SIMADYN D side
Edition 05.95
Siemens AG Dk-Nr. 283641
SIMADYN D Hardware User Manual

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