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[ENG] NetPing Input+Relay R404, User guide -[ENG] 7. [DKST 57]Connection of external sensors and actuators.
Two-wire sensors (discrete)
Sensors and other signal sources that do not require additional the power supply or they are powered from other
sources, and it is decoupled from the signal line, connected to the INPUT and GND terminals of the device. The
polarity of the connection is important, unless otherwise explicitly stated in the documentation for the sensor.
Among the assortment of the company Netping East Co., Ltd. such sensors include:
•
NetPing Supply Voltage Sensor 995S2
see the documentation for the sensor);
•
Door sensor
metal;
•
Airflow sensor + GRID 120 * 120 * 10mm
Connection
cable leak sensor VT592
Number of connected
cable leak sensor VT592
the color of the heat shrink tubing at the end of the wire.
Colored wire
When connecting a sensor:
•
"1" — normal;
•
"0" — alarm.
The sensor is supplied with a 2 m connection cable. The cable length can be increased by
4m, which are connected in series into each other, or independently using any wire with a cable section of at least
0.4 mm2. The maximum permissible loop length is 100 meters.
(the sensor has N.C. and N.O. contacts (only 3 wires) - for more details,
NC.
limited by free IN lines of the device. When connecting, be guided by
Black
Red
Green
[ENG] 7. [DKST 57]Connection of external sensors and actuators.
Terminal
GND
+5V
IN1 ... IN16
using cable 4 extender,
–
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