documentation.HELP! NI-DAQmx Device Terminals Documentation

NI 9219

NI-DAQmx Device Terminals

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NI 9219

Module	Terminal	Signal Name	Signal Descriptions
	1	T+	TEDS Data
	2	T-	TEDS COM
	3	EX+/H1	Positive excitation or input signal
	4	HI	Positive input signal
	5	EX-/LO1	Negative excitation or input signal
	6	LO	Negative input signal
1Depending on the mode, terminals 3 and 5 are either the excitation or input signals.

Terminal Assignments

Mode	Terminal
	1	2	3	4	5	6
Voltage	T+	T-	—	HI	LO	—
Current	T+	T-	HI	—	LO	—
4-Wire Resistance	T+	T-	EX+	HI	EX-	LO
2-Wire Resistance	T+	T-	HI	—	LO	—
Thermocouple	T+	T-	—	HI	LO	—
4-Wire RTD	T+	T-	EX+	HI	EX-	LO
3-Wire RTD	T+	T-	EX+	—	EX-	LO
Quarter-Bridge	T+	T-	HI	—	LO	—
Half-Bridge	T+	T-	EX+	HI	EX-	—
Full-Bridge	T+	T-	EX+	HI	EX-	LO
Digital In	T+	T-	—	HI	LO	—
Contact	T+	T-	HI	—	LO	—

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