Automation systems

SIMOTION Safety Unit TM 121C

The Safety package for metal forming

The Simotion Safety Unit is ...

• Compact
  

  -	a compact Safety controller in compliance with Cat. 4 throughout the EU

• Fast
  

  -	achieves response times of up to 10 msec terminal - terminal

• Easy to use
  

  -	supplied with ready-programmed function blocks for press applications
  -	can be parameterized (RS 232) over any PC with the supplied Windows software tool

• Universal
  

  -	can be implemented as a stand-alone PLC or in an I/O interface to a higher-level PLC (PROFIBUS interface, 2nd level)

• Cost effective
  

  -	costs the same as any conventional safety switch used in contactor/relay technology (equivalent in price to 25 contactors)

Technology
Benchmark figures of first delivery stage

• Function blocks for mechanical presses:
  

  -	2-handed operation
  -	Safety cam inputs (Start up, Delay, Accept)
  -	Select operating mode
  -	EMERGENCY STOP ("deenergize"), engagement lockout
  -	Control of coupling-brake combination (with monitoring)
  -	Protective door/protective grid/light curtain
  -	Impulse pilot system (over frequency input)

Parameter software

Customer benefits

• Non-contacting Safety circuit
  

  -	Longer service life
  -	More reliable contact making

• Smaller control cabinet
  

  -	Replacement of up to approx. 25 contactors of the Safety circuit by a single electronic controller
  -	Less wiring
  -	Less space requirements

• More convenience
  

  -	During mounting
  -	During commissioning, service, diagnostics (over integral mini display)
  -	Standardized configuration for all machines