HEIDENHAIN iTNC 530 Service Manual page 194

X9 to X14: Pin layout on the PL 4xx B:
Power supply
Terminal
X9
X10
X11
X12
X13
X14
X15 to X18:
Analog input on the
PL 410 B Connecting terminals
1
2
3
X19 to X22:
Connection for
Pt 100 on the
Connecting terminals
PL 410B
1
2
3
4
5
X23: The PL 410B input/output unit is also available with additional analog inputs and inputs for Pt 100
Supply voltage for thermistors. The power supply must comply with EN 50 178, 5.88 requirements for "low
analog inputs voltage electrical separation."
on the PL 410 B
Terminal
1
2
13 – 194
Assignment
0 V
+24 Vdc logic power supply and supply for control-is-ready signal
+24 Vdc power
supply for
outputs
+24 Vdc power
supply for
outputs
+24 Vdc power
supply for
outputs
+24 Vdc power
supply for
outputs
Note
The power supply must have a value of at least 20.4 V and maximum 28.8 V!
The terminals X11 and X12 of the PL 405 B are missing.
Assignment
–10 V to +10 V
0 V (reference potential)
Shield
Note
The interfaces comply with the requirements of EN 50 178 for "low voltage electrical
separation."
Assignment
I + Constant current for Pt 100
U + Measuring input for Pt 100
U– Measuring input for Pt 100
I– Constant current for Pt 100
Shield
Note
The interfaces comply with the requirements of EN 50 178 for "low voltage electrical
separation."
Assignment
+24 Vdc as per EN 50 178, 5.88
+0 V
1. PL 2. PL
O32 – O39 O64 – O71
O40 – O47 O72 – O79
O48 – O55 O80 – O87
O56 – O62 O88 – O94
HEIDENHAIN Service Manual iTNC 530
3. PL 4. PL
O128 – O135 O16O – O167
O136 – O143 O168 – O175
O144 – O151 O176 – O183
O152 – O158 O184 – O190