Technical data
3-2
BA2131EN
3.3 Rated data
Field Values
Communication medium RS485
Voltage supply 24 V DC
10 %; max 60 mA
Insulation voltage - bus systems:
to PE 50 V AC
for external supply (terminal 39/59) 0 V AC (no electrical isolation)
to power stage 820X: 270 V AC (single basic insulation)
821X: 270 V AC (single basic insulation)
8200 vector: 270 V AC (double basic insulation)
822X: 270 V AC (double basic insulation)
93XX: 270 V AC (double basic insulation)
to the control terminals 820X: 0 V AC (no electrical isolation)
8200 vector (with internal supply):
0 V AC (no electrical isolation)
821X: 50 V AC
(Electrical isolation)
8200 vector (with external supply):
100 V AC (single basic insulation)
822X: 270 V AC (single basic insulation)
93XX: 270 V AC (single basic insulation)
for the external bus systems 0 V AC (no electrical isolation)
Degree of pollution VDE 0110 part 2 pollution degree 2
3.4 Dimensions
2131
75
62
18
28
Fig. 3-1 Dimensions of the 2131 fieldbus module (all dimensions in mm)
3.5 Protocol data
Field Values
Maximum number of controllers without repeater: 31
with repeater: 125
Process-data words (PCD):
l
2 words (32 bit)
l
3 words (48 bit)
DP user-data length:
l
2 words (32 bit)
l
3 words (48 bit)
l
Parameter-setting channel + 2 words (64 + 32 bit)
l
Parameter-setting channel + 3 words (64 + 48 bit)