Efficient Networks manual Overview of the safety function terminals for Sinamics S120

Safety Integrated basic functions 9.6 Control via terminals on the Control Unit and the power unit

Parameter overview (see SINAMICS S List Manual)

●p0799 CU inputs/outputs sampling times

●r9780 SI monitoring clock cycle (Control Unit)

●r9880 SI monitoring clock cycle (Motor Module)

9.6Control via terminals on the Control Unit and the power unit

Features

●Only for the STO, SS1 (time-controlled) and SBC functions

●Dual-channel structure via two digital inputs (Control Unit/power unit)

●Different terminal strips depending on design

●Automatic ANDing of up to 8 digital inputs (p9620[0...7]) on the Control Unit with parallel configuration of chassis type power units

Overview of the safety function terminals for SINAMICS S120

The different power unit formats of SINAMICS S120 have different terminal designations for the inputs of the safety functions. These are shown in the following table.

Table 9-2	Inputs for safety functions
		1. Switch-off signal path (p9620[0])	2. Switch-off signal path
Control Unit CU320		X122.1....4 / X132.1...4 (on the	(see Motor Modules / Power
		CU320) digital input 0 to 7	Modules)
Single Motor Module		(see CU320)	X21.3 and X21.4 (on the Motor
Booksize			Module)
Single Motor Module		(see CU320)	X41.1 and X41.2 (on the CIB)
Chassis
Double Motor Module		(see CU320)	X21.3 and X21.4 (motor
Booksize			connection X1)/X22.3 and X22.4
			(motor connection X2) (on the
			Motor Module)
Power Module Blocksize		(see CU320)	X210.3 and X210.4 (on the
with CUA31			CUA31)
Power Module Blocksize		X121.1...4 (on the CU310) digital	X120.7 and X120.8 (on the
with CU310		input 0 to 3	CU310)
Power Module Chassis		X121.1...4 (on the CU310) digital	X41.1 and X41.2 (on the CIB)
with CU310		input 0 to 3

For further information about the terminals, see the Equipment Manuals.

Drive Functions	315
Function Manual, (FH1), 07/2007 Edition, 6SL3097-2AB00-0BP4