HEIDENHAIN TNC 430 PA/M - NC Power Supply for LE 426 M, LE 430 M

3 – 24 HEIDENHAIN Technical Manual TNC 426, TNC 430
3.4.2 NC Power Supply for LE 426 M, LE 430 M
X69: NC supply
voltage and control
signals
The LE 426 M, LE 430 M is supplied via X69. With lengths of 600 mm and longer,
the ribbon cable is led doubled to the LE to increase the line cross section.
Ribbon connector, 50-pin Assignment
1a to 5b +5 V
6a to 7b +12 V
8a +5 V (low-voltage separation)
8b 0 V (low-voltage separation)
9a +15 V
9b -15 V
10a UZAN
10b 0 V
11a IZAN
11b 0 V
12a RES.PS
12b 0 V
13a PF.PS.ZK
13b GND
14a ERR.UZ.GR
14b GND
15a ERR.IZ.GR
15b GND
16a ERR.TMP
16b GND
17a RDY.PS
17b GND
18a ERR.ILEAK
18b GND
19a PF.PS.AC
(not with UV 130, UE 2xx, UE 2xxB)
19b GND
20a Do not assign
20b GND
21a Do not assign
21b GND
22a Do not assign
22b GND
23a Reserved (SDA)
23b GND
24a Reserved (SLC)
24b GND
25a RES.LE
25b GND