Siemens SIMATIC V2 Operating Instructions Manual page 23

• Extension Unit 19", Article number 6AV7674-1LA5x-0AA0
• Extension Unit 22", Article number 6AV7674-1LA6x-0AA0
• Extension Unit 24", Article number 6AV7674-1LA7x-0AA0
• Extension Unit 24" Portrait, Article number 6AV7674-1LA8x-0AA0
In each Extension Unit size, you have the flexibility to choose between the following interface
variants (x) for connection to the plant:
• Hardwired (x=1)
• PROFINET (x=2)
• PROFIsafe (x=3)
In addition, different operator controls, such as emergency stop button, selector switch,
illuminated button, keyswitch and indicator light are available.
Note
Only operator controls with Siemens approval may be installed in the Extension Unit.
Extension Unit box
The Extension Unit box offers a deep empty housing to install larger customer-specific
components underneath a 16:9 SIMATIC PRO device for pedestal (extendable, flange bottom)
or for support arm (extendable, round tube).
The Extension Unit is supplied without operator controls; the front is not prepared for
installation of operator controls. The Extension Unit box is available in the following sizes:
• Extension Unit box 12", Article number 6AV7674-1LA30-0AA0
• Extension Unit box 15", Article number 6AV7674-1LA40-0AA0
• Extension Unit box 19", Article number 6AV7674-1LA50-0AA0
• Extension Unit box 22", Article number 6AV7674-1LA60-0AA0
• Extension Unit box 24", Article number 6AV7674-1LA70-0AA0
• Extension Unit box 24" Portrait, Article number 6AV7674-1LA80-0AA0
Handles
The adjustable width handles make it easier to align or position the device as a whole without
touching the display of the PRO device.
Article numbers:
• Handles for PRO devices up to 22": 6AV7674-1LB10-0AA0
• Handles for PRO devices from 24": 6AV7674-1LB15-0AA0
Use the handles for PRO devices up to 22" for the PRO Portrait.
IFP V2, IFP V2 PRO, IFP V2 ETH
Operating Instructions, 03/2023, A5E46641410-AE
1.6 System components and accessories
Overview
23