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Saia-Burgess Controls AG
Manual
Manual PCD 1 / PCD 2 Series
│ Document 26
/
737 E
N22 │ 2013-11-26
CPUs and expansion housings
3-2
General technical details
3
3.2
General technical details
Supply (external and internal)
Supply voltage
(according EN / IEC 61 131-2)
24 V
DC
-20 / +25% incl. 5% ripples
Power consumption
1)
PCD1 and PCD2: typically 625 mA / 15 W for 64 I/Os
PCD2: typically 833 mA / 20 W for 128 I/Os
Capacity of internal
5 V bus
2)
PCD1: 750 mA
PCD2.M110/M120 hardware version <H: 1100 mA
PCD2.M110/M120 hardware version >=H: 1600 mA
PCD2.M150: 1600 mA
PCD2.M170: 1600 mA
PCD2.M480: 2000 mA
Capacity of inV bus
(16…24 V)
2)
PCD1: 100 mA
PCD2: 200 mA
Short voltage interruptions
(according EN / IEC 61 131-2)
)
≤ 10 ms with interval ≥ 1 s
1) The loads on the outputs are generally more significant for sizing the supply than the internal power leakage
within the controller
2) When planning PCD2 systems, it is essential to check that the two internal supplies are not overloaded. This
check is especially important where analogue, counter and motion control modules are used, as these may con-
sume a lot of power.
Atmospheric conditions
Ambient
temperature
Mounting on vertical surface with vertically aligned connection
terminals: 0 … +55 °C
In all other mounting positions, a reduced temperature range of
0 … +40 °C applies
Storage temperature
-25 … +85 °C
Relative humidity
30 … 95% without condensation
Vibration resistance
Vibration
according to EN/IEC61131-2:
5 … 13.2 Hz constant amplitude 1.42 mm
13.2 … 150 Hz, constant acceleration (simple gravitational
acceleration)
Electrical safety
Protection type
IP 20 according to EN60529
Air/leakage paths
according to EN61131-2 and EN50178: between circuits and
bodies and between electrically isolated circuits: surge category
II, fouling level 2
Test voltage
350 V / 50Hz AC for nominal unit voltage 24 VDC
Electromagnetic compatibility
Electrostatic discharge
according to EN61000-4-2: 8 kV: air discharge
8 kV: contact discharge
Electromagnetic fields
according to EN61000-4-3: field intensity 10 V/m,
80 … 1000 MHz
Bursts
according to EN61000-4-4: 4 kV on DC supply lines,
1/2 kV on I/O signal lines,
1 kV on interface lines
Noise emission PCD1,
PCD2.M110/M120/M170
according to EN50 081-1: Class B (residential areas)