Siemens SIMATIC HMI Series Operating Instructions Manual page 24

Overview
1.6 System components and accessories
In each Extension Unit size, you have the flexibility to choose between the following interface
variants (x) for connection to the system:
● 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 are available in four different 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
Handles
The adjustable width handles make it easier to align or position the device as a whole
without touch the display of the PRO device.
Article number: 6AV7674-1LB10-0AA0
Keyboard tray
On the keyboard tray, you can install the keyboard tray plate or a suitable keyboard. In
addition, the keyboard tray has two face-side openings for USB interfaces and two rear-side
openings for cable glands.
Article number: 6AV7674-1NF01-0AA0
Keyboard tray plate
The keyboard tray plate offers enough space for keyboard and mouse.
Article number: 6AV7674-1NG00-0AA0
Replacement adapter
The replacement adapter makes it easier to dismantle and mount a SIMATIC PRO device
mounted above an Extension Unit.
Article number: 6AV7674-1LB50-0AA0
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Operating Instructions, 08/2019, A5E46641410-AA
IFP V2, IFP V2 PRO