Innotech Genesis II Digital Controller (v5) Manuel d'utilisateur Page 122

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Genesis II Installation Instructions
Page 122 © Mass Electronics Pty Ltd 2010Edition 2.0 dated 06/12/2013
V
AC
V
DC
3.5
Isolated or Non-Isolated
Genesis II Digital Controller
V
AC
V DC
3.5
V
AC
V DC
3.5
Results of this test should be
as low as possible to ensure
error free communications
SEE NOTES
1 and 2
Measure AC and DC voltages:
Should be less than 3.5Vac and
between +10Vdc and -5Vdc.
1.
Measure voltages to the Screen
connectors.
2.
NOTES
91 92 93 9490
+
C
+
-
-
Global Ne t
RS-485
1
2
3
20
21
24V 0 Earth Screen
Measure all voltages to the metal shell of a DB connector on the MPI with the MPI
connected to a PC or Printer which is plugged into a standard power point (outlet).
MODEM
PC
PRINTER
V
AC
V
DC
3.5
MPI With Non-Isolated RS485
MODEM
PC
PRINTER
V AC
V DC
24V
MPI With Isolated RS485
Measure AC and DC
voltages: Should be
less than 3.5Vac and
between +10Vdc and
-5Vdc.
Measure AC and DC
voltages: Should be
less than 24Vac and
between +33Vdc and
-33Vdc.
Figure 5-19:  Voltage Check, Isolated/Non-Isolated Digital Controller
Figure 5-20:  Voltage Check, GENII MPI with Isolated/Non-Isolated RS485
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