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1052	1052	[[image:1653356838789-523.png||height="337" width="740"]]
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1054		-
1055	1055	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
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1077		-
1078	1078	== 3.6 Interface Detail ==
1079	1079
1080	1080	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
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1084	1084	[[image:1653356991268-289.png]]
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	1079	+=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1086	1086
1087		-
1088		-1.
1089		-11.
1090		-111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1091		-
	1081	+(((
1092	1092	The DI port of LT-22222-L can support NPN or PNP output sensor.
	1083	+)))
1093	1093
	1085	+(((
1094	1094	Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high
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	1091	+(((
1098	1098	When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
	1093	+)))
1099	1099
1100	1100
1101	1101	**Example1**: Connect to a Low active sensor.

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