HEIDENHAIN TNC 122 Technical Manual - Manual (Page 4)

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TNC 122 Contents 3
Contents
1 Specifications 4
2 Hardware 6
3 Software 6
4 EPROM Sockets 7
5 Power Supply 8
6 Grounding Diagram 9
7 Connections 10
8 Pin Layout 11
8.1 Data interface 15
9 Machine Integration 16
9.1 Encoders 16
9.2 Traverse ranges 17
9.3 Reference marks 18
9.4 Position feedback control of the NC axes 24
9.5 Monitoring functions 29
9.6 Display and operation 31
9.7 EMERGENCY STOP circuit 33
10 Exchanging the control 36
11 Machine Parameters 37
11.1 Entering and changing machine parameters 37
11.2 Machine parameter list 38
12 PLC Description 45
12.1 PLC-EPROM 45
12.2 PLC Commands 46
12.2.1 Load and store commands 46
12.2.2 Set commands 49
12.2.3 Logical connective operations 50
12.2.4 Arithmetic commands 52
12.2.5 Comparisons 54
12.2.6 Parenthetical expressions 55
12.2.7 Shift commands 56
12.2.8 Bit commands 57
12.2.9 Stack operations 57
12.2.10 Jump commands 59
12.3 Classes of markers and bytes 60
12.4 Marker list 61
13 Error Messages 65
14 Dimensions 66
15 Subject Index 69