Siemens SIMATIC HMI series Getting Started

Replacing an HMI device
2.2 Mounting cut-out
Migration Guide Comfort Panels
14 Getting Started, 03/2011, A5E03478626-01
Compatibility of the mounting cut-outs
You can install the Comfort HMI devices in the mounting cut-outs of the following
predecessor devices:
Comfort HMI device Predecessor device Mounting cut-out (in mm)
KP400 Comfort OP 77B 135 x 171
KTP400 Comfort TP 177B 4'' 122 x 98
KP700 Comfort OP 277 281 x 177
TP700 Comfort TP 177B
MP 177
TP 277
197 x 141
KP900 Comfort MP 277 8" Key 338 x 206
Note that despite the same dimensions for the mounting cut-out, the device depth and/or the
enclosure front dimensions may differ from the respective dimensions of the predecessor
devices.
HMI devices with similar mounting cut-outs
The following figures will clarify the changes you have to make to the mounting cut-out to
install a Comfort HMI device.
Width and height are always given in millimeters.
The following figure shows the dimensions of the mounting cut-out for the OP 177B (blue)
and the KP700 Comfort (orange):
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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