Siemens SIMATIC HMI Series Operating Instructions Manual page 23

Extensions for PRO devices:
The following example shows a PRO device for a support arm (extendable, round tube) with
Extension Unit, Extension Unit box as well as the PRO Options handles and keyboard tray
with keyboard tray plate.
①
②
③
④
⑤
Note
Maximum two Extension Units permissible
A maximum of two Extension Units are permitted under a PRO device for pedestal
(extendable, flange bottom) or for support arm (extendable, round tube).
Extension Unit
The Extension Unit is used to install additional operator controls below a SIMATIC PRO
device for pedestal (extendable, flange bottom) or for support arm (extendable, round tube).
The Extension Unit can be custom-equipped and is supplied without operator controls. The
front of the Extension Unit is fitted with pre-perforated installation points for operator controls.
The Extension Unit are available in four different sizes:
● Extension Unit 12", article number 6AV7674-1LA3x-0AA0
● Extension Unit 15", Article number 6AV7674-1LA4x-0AA0
● Extension Unit 19", Article number 6AV7674-1LA5x-0AA0
● Extension Unit 22", Article number 6AV7674-1LA6x-0AA0
IFP V2, IFP V2 PRO
Operating Instructions, 08/2019, A5E46641410-AA
Extension Unit, Example: Extension Unit 22" with eight operator controls including emergency
stop button.
Extension Unit box, deep empty enclosure, example: Extension unit box 22" without operator
controls.
Handles, set to match the 22" PRO device
Keyboard tray for mounting the keyboard tray plate or installing a suitable keyboard
Keyboard tray plate
1.6 System components and accessories
Overview
23