Connecting The Um 1Xx(B)(D) Power Modules; Unit Bus - HEIDENHAIN TNC 410 M Technical Manual

6.7.2 Unit Bus

X79: Unit bus
April 2007
Connection:
40-pin ribbon Assignment
connector
1a to 3b 0 V
4a +24 V
4b +24 V
5a +15 V
5b +24 V
6a +15 V
6b +15 V
7a to 8b Do not assign
9a Reserved (SDA)
9b Do not assign
10a Reserved (SCL)
10b ERR.TEMP
11a PF.PS
11b 0 V
12a RES.PS
12b 0 V
13a PWR.OFF
13b 0 V
14a 5 V FS (spindle
enable)
14b 0 V
15a 5 V FA (axis
enable)
15b to 16b 0 V
17a and 17b –15 V
18a and 18b +15 V
19a to 20b +5 V
Danger
The interface complies with the requirements of IEC 61800-5-1 for low
voltage electrical separation (except for 1a to 6b).

Connecting the UM 1xx(B)(D) Power Modules

*1
*1
These voltages must
*1
not be linked with other voltages
*1
(only basic insulation)!
*1
*1
*1
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