Publication 2092-UM001D-EN-P — July 2005
2-6 Ultra1500 Connector Data
The following table provides a description of the digital input specifications.
Figure 2.3 depicts common interface types for Ultra1500 Digital Inputs.
Parameter Description Minimum Typical Maximum
ON State Voltage
Voltage applied to the input, with respect to
I/O common, to guarantee an ON state.
— — 2V
ON State Current Current flow to guarantee an ON State — 6.9 mA —
OFF State Voltage
Voltage applied to the input, with respect to
the positive terminal of the 24V power
supply, to guarantee an OFF state.
— -1 V —
Firmware Scan
Delay
Signal delay from the digital input to the
firmware-accessible registers.
— 6 ms —
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