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delta
due DY-5121 - User manual
4
1-3-2
Top Terminal Block
At the top of the Protocol Converter there is a screw terminal block that is used for
power supply and communication interfaces.
Power supply
terminals
The Protocol Converter can be powered by a 9...28Vdc supply (power
requirement 2W) and should be connected as shown in the picture.
The following pins on the top terminal block are used for power supply:
Power
supply
Serial
communications
terminals
Digital I/O
terminals
AC
AC
24 Vac
24 Vac
Vin +
Vin -
Line
voltage
Power
supply
Protocol
converter
AC
24 Vac
24 Vac
Vin +
Vin -
Line
voltage
Power
supply
Protocol
converter
Hearth
ground
Hearth
ground
A
c
ground
24 Va
Pin no.
Description
23
Vin (Ground connection)
24
Vin +
Содержание DY-5121
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