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R911287944 (BTA20.3-NA-SP-VB-BS)

BTA20 Machine Control Boards

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The R911287944 (BTA20.3-NA-SP-VB-BS) is a Bosch Rexroth machine control board, belonging to the BTA 20 series, designed for operating control units in various machinery including lathes, machining centers, and milling machines. With a weight of approximately 2.1 kg, it's designed to work with the BTV 20, enabling the insertion of up to eight standard switching elements. This control board requires minimal wiring and boasts highly flexible and configurable modules. The communication bus is the INTERBUS-S/BT BUS, and the board includes a VB Feed Module with two gray code override switches for feed and spindle. The R911287944 (BTA20.3-NA-SP-VB-BS) operates optimally at an ambient temperature of 5 - 45°C and an atmospheric pressure of 860 - 1060 hPa. The housing is IP20-rated and colored light gray (RAL 7035), while the front panel is varnished aluminum with an IP65-rated, chemical-resistant polyester foil cover.

Technical Specifications

Use
Machine Control Board

Application
Lathes, Milling Machines, Machining Centers

Area of Use
With the BTV 20

Number of Insertion Elements
8

Communication Bus
INTERBUS-S/BT BUS

Weight
2.1 kg

Feed Module Type
VB

Ambient Temperature
5 - 45 C

Air Pressure
860 - 1060 hPa

Maximum Installation Height
1500 m

Maximum Heat Dissipation
10 Watts

Housing Varnish
Light gray (RAL 7035)

Housing Protective Rating
IP 20

Front Panel Material
Varnished Aluminum

Front Panel Feature
Chemical-resistant Polyester Foil

Front Panel Protection Class
IP 65

Common Misspellings

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Warranty
1-year-warranty
Indramat USA 1 Year Warranty
Repair
We offer a repair service for the BTA20.3-NA-SP-VB-BS.
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