Digital electronic modules
3.6 2DI 24 VDC High Feature digital electronic module (6ES7131-4BB01-0AB0)
ET 200S
Manual, Edition 10/2005, A5E00514527-01
3-21
Block diagram
L+
1M
P1
P2
1
5
3
7
2
6
Input
electronics
Input
electronics
Short circuit
protection
Reverse
polarity
protection
ET 200S
backplane
bus circuit
Backplane bus
Figure 3-6 Block diagram of the 2DI 24 VDC High Feature
Technical Specifications 2DI 24 VDC High Feature (6ES7131-4BB01-0AB0)
Dimensions and Weight
Dimensions W × H × D (mm)
(the total dimensions depend on the selected
terminal module)
15 × 81 × 52
Weight Approx. 35 g
Data for specific modules
Supports isochronous operation Yes
Number of inputs 2
Cable length
• Unshielded
max. 600 m
• Shielded
max. 1000 m
Parameter length 3 bytes
Voltages, currents, potentials
Rated supply voltage (from the power module) 24 VDC
• Reverse polarity protection
Yes
Galvanic isolation
• Between the channels
no
• Between the channels and backplane bus
Yes
Permissible potential difference
• Between the different circuits
75 VDC / 60 VAC
Insulation test voltage 500 VDC
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