SIEMENS
3/27
Siemens NC 62 · 2016
SINUMERIK Operate
Handheld units
SINUMERIK HT 2
3
■
Overview
The mobile SINUMERIK HT 2 handheld terminal is suitable for
manually operating machine tools.
■
Benefits
7
Mobility for operator control and monitoring
7
2 enabling buttons for right-handed or left-handed operators
7
Easy hot swapping during operation (hot plug and play),
without triggering the emergency stop in combination with the
PN Plus connection box without an additional, manual
actuating element/key switch
Insertion and removal during operation without triggering of
emergency stop for basic variants requires manual actuating
element/key switch and terminating plug
7
Rugged, light, and ergonomically designed
7
Intuitive axis feed thanks to rugged, magnetic handwheel
7
All keys can be freely configured and inscribed by the user
(default key assignment preconfigured on shipped units)
7
Slide-in labels for inscribing (accessory)
7
Flexible mounting with different types of holders: Magnetic
clamps or hooks (accessory)
7
Easily replaceable signal cables, without special tools
(accessories)
■
Application
The SINUMERIK HT 2 is designed to allow manual operation of
machine tools in any situation where the operator needs to be
mobile, e.g. when setting up. It has been specifically developed
with easy handling, ruggedness, and fitness for purpose in
mind. The SINUMERIK HT 2 fits seamlessly into the operator
component landscape of the SINUMERIK system.
■
Design
The SINUMERIK HT 2 is connected via the PN Basic/PN Plus
connection box when it is installed somewhere in the plant out-
side the control cabinet or via the Basic PN connection module
when it is installed inside the control cabinet
Operator controls:
•
20 keys, all can be freely assigned and inscribed by the user
•
Emergency stop button, 2-channel, 3-step
•
2 enabling buttons (for right-handed and left-handed
operators), 3-step, 2-channel
•
Override rotary button
•
Magnetic handwheel
•
Key switch (3 positions, 2 keys)
Key type:
•
Membrane keys
Interfaces:
•
Connecting cable to PN Basic/PN Plus connection box,
Basic PN connection module
Display:
•
4-line display (128 × 64 pixels)
■
Function
The easily accessible operator controls, ergonomic design and
light weight make this unit easy to use, even over long work
shifts. Protection class IP65, rubber grips and magnetic hand-
wheel make it suitable for use even when production conditions
are rough. The key assignments match those on the previous
handheld unit type B-MPI. This makes it easy to switch from one
version to the next. The keys can be freely assigned and in-
scribed as required.
Hot swapping is available with the PN Plus connection box.
■
Integration
The SINUMERIK HT 2 Handheld Terminal can be used for:
•
SINUMERIK 840D sl:
NCU 710.3B PN/NCU 720.3B PN/NCU 730.3B PN
•
SINUMERIK PCU 50.5 Windows 7
For information on the cables and length codes, refer to section
MOTION-CONNECT connection systems.
© Siemens AG 2016