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D-Guard² Instruction Manual
24.3 General Specifications
Parameter
Measurement technique
Target gas
Full scale range
Maximum loop current
Minimum supply voltage
Maximum loop resistance At a supply voltage of 22 V
Maximum supply voltage General, Relay and Siren versions
Loop error signal
Loop error signal
Display
Figure 29. D-Guard² General Specifications.
24.4 Wiring Requirements
Make sure the cable is suitable for the application. The outside diameter of the cable
sheath must be between 10 mm and 14 mm.
Figure 30. D-Guard² electrical connections.
51
Description
Electro chemical cell, infra-red
See
section 24.5
See
section 24.5
Under any condition
General, Relay and Siren versions
Isolated or fault
Over range
Graphical display 400x240 pixels
Limits
25 mA
13 V
380 Ω
28 V
3.5 mA
21 mA
Item Number 201018
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