Saia-Burgess Controls AG
Manual I/O-modules for PCD1 │ PCD2 series │ Document 27-600 – Release ENG09 │ 2019-05-01
6-65
I/O modules PCD3
PCD3.W3x0
6
6.8.2
PCD3.W3x0, analogue inputs, 8 channels, 12 bit resolution
Application
High-speed input module for general use with 8 channels, each with 12 bit
resolution. Different variants for voltage 0…10V, current 0…20 mA and the use of
different resistance thermometers are available.
Module overview
resolution *)
PCD3.W300:
Voltage 0..0.10V
2,442 mV
PCD3.W310:
Current 0…0.20 mA
4,884
µ
A
PCD3.W340:
General purpose module
0…10V
2,442
mV
0…20
mA 4,884
µ
A
Pt/Ni1000 (default)
Pt1000: -50…+400°C
0.14…0.24°C
Ni1000: -50…+200°C .
09…0.12°C
PCD3.W350:
Temperature sensor
Pt/Ni 100
Pt100: -50…+600°C
0.14…0.20°C
Ni100: -50…+250°C
0.06…0.12°C
PCD3.W360:
Temperature sensor
Pt1000 -50…+150°C
0.07…0.09°C (resolution <0.1°C)
Method of linearization for temperature inputs: by software
*) Resolution = value of least significant bit
(LSB)
Technical data
Input ranges:
see module overview
Galvanic separation:
no
Resolution (digital representation):
12 bits (0…4095)
Measuring principle:
non-differential, single-ended
Input resistance:
W300: 20 kΩ / 0.15%
W310: 125 Ω / 0.1%
W340: U: 200 kΩ / I: 125Ω
W350: not relevant
W360: not relevant
Maximum measurement current for
temperature probes:
1.5 mA
Accuracy at 25°C
W300, 310:
± 0.5%
W340, 350, 360: ± 0.3%
Repeat accuracy:
± 0.05%
Temperature error (0…+55°C)
± 0.2%
Conversion time A/D:
< 10 μs
Overvoltage protection:
W340:
± 50 VDC (permanent)
W300 *):
+ 50 VDC (permanent)
Overcurrent protection:
W340:
± 40 mA (permanent)
W310 *):
+ 40 mA (permanent)
EMC protection:
yes
Time constant of input filter:
W300:
typically 10.5 ms
W310:
typically 12.4 ms
W340
V:
typically 7.8 ms
C:
typically 24.2 ms
T:
typically 24.2 ms
W350:
typically 16.9 ms
W360:
typically 16.9 ms