Siemens SIMATIC HMI series User Manual

Configuring the Mobile Panel
6.5 Controlling and evaluating operator controls and display elements
Mobile Panels 2nd Generation
188 Operating Instructions, 09/2018, A5E33876626-AC
6.5.5
Evaluating the key-operated switch by means of system functions
The keyswitch is an operator control of the KTP700F Mobile and of the KTP900F Mobile. For
example, the keyswitch can be used to lock certain functions. Evaluation is run as soon as
the HMI device is connected to a connection box.
The following table shows the bit assignment for the tag of the keyswitch:
Bit 1
Bit 0
Key position
0
0
Central position
0 1 Turned in clockwise direction up to stop
1
0
Turned counter-clockwise up to stop
Note
If you use a tag of the "Boolean" type for the keyswitch, the following assignment applies:
•
Status "0": Central position of the keyswitch
•
Status "1": Keyswitch turned clockwise or counter-clockwise to the stop

Siemens SIMATIC HMI series Specifications

General

Series	SIMATIC HMI
Category	Control Panel
Display Type	TFT LCD
Touch Screen	Yes (resistive or capacitive, depending on model)
Processor	Varies by model (e.g., ARM-based processors)
Storage	Varies by model (e.g., Flash memory, microSD card slot)
Communication Interfaces	Ethernet, USB
Protection Class	IP65 (front panel), depending on model
Operating Temperature	0 to 50°C, -20 to 60°C
Power Supply	24 V DC
Memory	128 MB, 256 MB