Siemens SINAMICS SM150

B.2.2 Terminal assignment of the NAMUR terminal strip (option B00)
The NAMUR terminal strip is a standard terminal strip defined for the chemicals/
pharmaceutical industry. It is defined as follows:
Table B-11 Terminal assignment of NAMUR terminal strip
Terminal No. Designation Preassignment Comments
-A1-X2 1
1.0
1.1
M Reference conductor to 24 VDC
supply
3 terminals
3
3.0
3.1
P24 24 VDC supply Protected internally with fuse (2 A)
3 terminals
10 DI ON command drive
11 DI OFF (dynamic) See .HC -A31 -X520:3.
12 DI Faster ≙ MOP raise
13 DI Slower ≙ MOP lower
14 DI RESET ≙ Acknowledge faults
15 DI Lock ≙ OFF3
16 DI Counterclockwise "0" signal for CW phase sequence
"1" signal for CCW phase sequence
≙ direction of rotation changeover
17, 18 Power disconnection External safety circuit
Circuit-breaker no OFF command
30, 31 Ready for operation Relay output (NO contact)
32, 33 Operation; motor turning Relay output (NO contact)
34 DO (COM) Fault Relay output (two-way contact)
35 DO (NO)
36 DO (NC)
50, 51 AI 0/4 mA to 20 mA Speed setpoint
60, 61 AO 0/4 mA to
20 mA
Main actual speed value
62, 63 AO 0/4 mA to
20 mA
Motor current Defaulted with motor current – can be repara‐
meterized for other variables.
See also
NAMUR terminal strip (option B00) (Page 52)
Technical data and drawings
B.2 Terminal assignments
SINAMICS SM150 6SL3845-7NN46-7AA0
202 Operating Instructions 04/2017