Siemens STB 11

STB 11

Manufacturer	Siemens AG
Family	Siemens STB
Product code	V42263-Dnn-Knnn
Introduced	1980
Discontinued	2001
Precedes	Siemens STB 21
Switch type	Tactile
Clicky?	no
Sense method	Metal leaf
Rated lifetime	> 10 M
Tactile force	~65 cN or ~75 cN
Actuation force	~50 cN (start), ~100 cN (end)
Pretravel	2.0 or 1.6 ± 0.4 mm
Total travel	4.0 mm or 2.5 mm
Keycap mount	RAFI mount
Switch mount	PCB or plate mounted
Patents	EP0028000 (1980)

Description and History

see Siemens STB.

Variants

	Part number V42263-	Type	Colour cover/slider	Diode	Travel	Response force	Remarks
	D11-A1/-K1	Momentary	Black/Black	No	4 mm	75 cN
	D11-A5/-K5 D11-K6			Yes
	D12-A1	Momentary	Black/Red	No	4 mm	65 cN
	D12-A5			Yes
	D15-A1/-K1	Changeover	Black/Black	No	4 mm	75 cN
	D15-A129	Latching	Black/Black	No	4 mm	75 cN	long green LED
	D32-A1/-K1	Momentary	Black/Grey	No	2.5 mm	65 cN
	D32-A5/-K5			Yes
	D34-L1	Momentary	Black/Natural	No	2.5 mm	115 cN	For sealing foil
	D34-L5			Yes

Note: The SIEMENS logo has not always been present.
The variant for use with a sealing foil had yellow adapters that punched through the foil and provided the mount post for the keycap outside the foil.

Keyboards

• Siemens AG
  • Terminals DS 075, DS 078, 3975, 9750, MTS 2000
  • Personal computers PC-D, PC-X, PC-16
  • Programmers PG 655, PG 675 (late revisions)
  • BTX clients T 3220, T 3310/3315
• Tandberg Data (Tandberg Display):
  • TDV 2200 (early revisions)
  • TDV 1200 (early revisions)
• ACS AN90
• DS 2069 terminal of Rudolf Hell GmbH (late revisions)
• Tiki 100 microcomputer of Tiki Data (some of them)

Gallery

• 

  Partial disassembly

External links

• Deskthority — Compudent Z1, G81-3001SAD, Anthr army keyboard, G81-3000 Posted 2013-02-12. Retrieved 2015-08-01.
• Deskthority — Siemens: mechanical or not? Posted 2013-09-13. Retrieved 2015-08-01.