Woodward easYgen-3200 User Manual

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Manual Manual 37223E 37223E easYgen-3000 easYgen-3000 Series Series (Package (Package P1) P1) - - Genset Genset ControlControl
© © Woodward Woodward Page Page 55/6755/67
InterfacesInterfaces
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RS-485 Serial InterfacesRS-485 Serial Interfaces
RS-485 Serial Interface #1 (Serial Interface #2, Interface #2)RS-485 Serial Interface #1 (Serial Interface #2, Interface #2)
Figure 6-49: RS-485 interface #1 Figure 6-49: RS-485 interface #1 - overview- overview
Terminal Terminal Description Description AA
maxmax
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1 1 not not connected connected N/AN/A
2 2 B B (TxD+) (TxD+) N/AN/A
3 3 not not connected connected N/AN/A
4 4 B' B' (RxD+) (RxD+) N/AN/A
5 5 not not connected connected N/AN/A
6 6 not not connected connected N/AN/A
7 7 A A (TxD-) (TxD-) N/AN/A
8 8 not not connected connected N/AN/A
9 9 A' A' (RxD-) (RxD-) N/AN/A
Table 6-32: RS-485 interface #1 - pin assignmentTable 6-32: RS-485 interface #1 - pin assignment
Half-Duplex with Modbus on RS-485Half-Duplex with Modbus on RS-485
99 44
120120 ΩΩ 120120 ΩΩ
eeaassYYggeen n ((SSllaavve e 11)) eeaassYYggeen n ((SSllaavve e nn))
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99 44
A A ((TTxxDD--))
B (TxD+)B (TxD+)
MasterMaster
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Figure 6-50: RS-485 Modbus - connection for half-duplex operationFigure 6-50: RS-485 Modbus - connection for half-duplex operation
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Full-Duplex with Modbus on RS-485Full-Duplex with Modbus on RS-485
120120
ΩΩ
120120
ΩΩ
120120
ΩΩ
120120
ΩΩ
TTxx RRxx RRxxTTxx
77 22
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99 44
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77 22
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99 44
easYgen (Slave n)easYgen (Slave n)easYgen (Slave 1)easYgen (Slave 1)
AA' ' ((RRxxDD--))
B' (RxD+)B' (RxD+)
A A ((TTxxDD--))
B (TxD+)B (TxD+)
TTxx
RRxx
MasterMaster
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Figure 6-51: RS-485 Modbus - connection for full-duplex operationFigure 6-51: RS-485 Modbus - connection for full-duplex operation
NOTE
NOTE
Please note that the easYgen must Please note that the easYgen must be configured for half- or full-duplex configuration (refer to parame-be configured for half- or full-duplex configuration (refer to parame-
ter 3173 in the ter 3173 in the Configuration Manual 37224).Configuration Manual 37224).

Woodward easYgen-3200 Specifications

General

Brand	Woodward
Model	easYgen-3200
Category	Control Unit
Language	English