11 – 148 HEIDENHAIN Service Manual iTNC 530
11.6.2 Analog inputs
The MC 42x (B/C), the PLC I/O unit PL 410 B and PLA 4-4 (for PL 510) have analog inputs.
The PL 410B is available with and without analog inputs.
Voltage range: –10 V to +10 V
Input resistance: > 250 kΩ
Resolution (W480, W482, W484): 100 mV
Resolution (Module 9003, 9138): 10 mV (MC 42x (B/C))
100 mV (PL 410B)
4.9 mV (PLA 4-4)
Which analog input is located on which pin of the connector?
--> See “Connector Designation and Layout” on page 27 – 447!
11.6.3 Inputs for thermistors
The MC 42x (B/C), the PL 410 B PLC I/O unit, and the PLA 4-4 (for PL 510) have inputs for Pt 100
thermistors.
The PL 410B is available with and without analog inputs.
Constant current: 5 mA
Temperature range: 0 °C to 100 °C
Resolution (W486, W488, W490): 0.5 °C
Resolution (Module 9003, 9138): 0.1 °C (MC 42x (B/C))
0.5 °C (PL 410B)
0.03 °C (PLA 4-4)
Which thermistor input is located on which pin of the connector?
--> See “Connector Designation and Layout” on page 27 – 447!
Device Analog inputs (±10 V)
MC 42x (B/C), X48 3
PL 405 B –
PL 410 B (ID 263 371-02) 4
PLA 4-4 (PL 510) 4
Device Inputs for Pt 100 thermistors
MC 42x (B/C), X48 3
PL 405 B –
PL 410 B (ID 263 371-02) 4
PLA 4-4 (PL 510) 4
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