D301087 0308 - BL20 CANopen 6-3
Random Module Arrangement
6
The following overview shows the maximum number of channels
possible, on condition that the entire station is made up of that
respective type of channel only:
Table 192:
Maximum system
extension
Channels Modules
Type Max.
no.
Type Max.
no.
A plus 1 Bus Re-
freshing module
B plus 2
Bus Refreshing
modules
C plus 3
Bus Refreshing
modules
Digital inputs 288 BL20-4DI-24VDC-P 72
B
Digital outputs 288 BL20-4DO-24VDC-0.5A-P 72 B
Analog inputs,
current
126 BL20-2AI-I(0/4...20MA) 63 C
Analog inputs,
voltage
126 BL20-2AI-U(-10/0...+10VDC) 63
C
Analog inputs,
voltage/current
112 BL20-4AI-U/I 28
A
Analog inputs,
PT /Ni
126 BL20-2AI-PT/NI-2/3 63
C
Analog inputs,
Thermocouple
126 BL20-2AI-THERMO-PI 63
C
Analog outputs,
current
126 BL20-2AO-I(0/4...20MA) 63
C
Analog inputs,
voltage
126 BL20-2AO-U(-10/0...+10VDC) 63
C
Counter 31 BL20-1CNT-24VDC 31 A
RS232 31 BL20-1RS232 31 A
RS485/422 31 BL20-1RS232 31 A
SSI 31 BL20-1SSI 31 A
SWIRE 16 BL20-E-1SWIRE 16 A
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