Panasonic KX-TDA600 Installation Manual - Page 158
External Sensor, External Relay
UPC - 037988851775
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2.8 Information about the Other Cards External Sensor Power to the external sensor is provided from the EIO4 card and must be grounded through the EIO4 card as indicated in the diagram below. A pair of "sensor" and "common" lines are connected to the EIO4 card for each external sensor. The Hybrid IP-PBX detects input from the sensor when the signal is under 100 Ω. Connection Diagram Hybrid IP-PBX OPB3 EIO4 +5V 10K I/O 4.7K 4.7K +5V 33 33 sensor common External Sensor External Relay Current Limit: 24 V DC/30 V AC, 1 A maximum 158 Installation Manual
2.8 Information about the Other Cards
158
Installation Manual
External Sensor
Power to the external sensor is provided from the EIO4 card and must be grounded through the EIO4 card
as indicated in the diagram below. A pair of "sensor" and "common" lines are connected to the EIO4 card
for each external sensor. The Hybrid IP-PBX detects input from the sensor when the signal is under 100
Ω
.
Connection Diagram
External Relay
Current Limit: 24 V DC/30 V AC, 1 A maximum
External Sensor
sensor
common
I/O
EIO4
OPB3
Hybrid IP-PBX
+5V
+5V
10K
33
33
4.7K
4.7K