Digital I/O pin configuration
28
28.1 Pin configuration for the Digital I/O
connector on the HSI box
Pin Function Data
1 IN 1 opto-isolated, 0–1.5 V = low, 3–
25 V = high
2 IN 2 opto-isolated, 0–1.5 V = low, 3–
25 V = high
3
OUT 1 opto-isolated, ON = supply
(max. 100 mA), OFF = open
4
OUT 2 opto-isolated, ON = supply
(max. 100 mA), OFF = open
5
Supply VCC 6–24 VDC, max. 200 mA
6
Supply Gnd Gnd
Note Cables for digital I/O ports should be 100 m (328′) maximum.
#T559954; r. AP/42311/42335; en-US
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