HEIDENHAIN TNC 415 (259 9x0) Service Manual - Manual (Page 39)

SERVICE MANUAL TNC 415B/425
Page 36
Issue: 20.08.95
X9, X10, X11, X12, X13, X14 PL Power Supply
Terminal Assignment as 1. PL as 2. PL
X9 0V
X10 +24 V- supply of LE and "Control Ready for Operation"
X11 +24 V- output supply O32 - O39 O64 - O71
X12 +24 V- output supply O40 - O47 O72 - O79
X13 +24 V- output supply O48 - O55 O80 - O87
X14 +24 V- output supply O56 - O62 O88 - O94
X15 1) , X16 1) , X17 1) , X18 1) Analogue Inputs
±
10V
Pin No. Assignment
1 voltage input (
±
10V)
2 0V
3 shield
X19 1) , X20 1) , X21 1) , X22 1) Inputs for PT 100
Thermistors
Four-wire Connector with constant current source
Pin No. Assignment
1 I+ constant current for PT 100
2 U+ measuring input
3 U- measuring input
4 I- constant current for PT 100
5 shield
Allocation of Analogue Inputs to Internal PLC Memory Addresses
Input Internal Memory Address
1. PL 410 2. PL 410
X15 W496 W464
X16 W498 W466
X17 W500 W468
X18 W502 W470
X19 W504 W472
X20 W506 W474
X21 W508 W476
X22 W510 W478
1) not with version 11 of PL 410