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6-Channel F Analog Input MTA
Marshalled Termination Assemblies for ET200M Remote I/O Modules
A5E00482820-12
103
9.13.3
Installation Requirements
See Section 2,
, before performing any installation and observe all
warnings
The 6.2 VDC Zener Diode Board, marked
1
is plugged into
J100
and
J101
on the
FAI MTA. It is mechanically held down by two captive screws and standoffs. See
Figure 9–11.
The 5.6 VDC Zener Diode Board, marked
2
is plugged into
J200
and
J201
on the
FAI MTA. It is mechanically held down by two captive screws and standoffs. See
Figure 9–12.
9.13.4
Maintenance
See Section 3,
, before performing any maintenance and observe all
warnings
Under normal operation, the diodes on the diode board do not conduct. Periodic
maintenance of the FAI modules requires that the diode boards operate correctly,
so the diode boards should be tested before one of the redundant modules is
removed from service.
Figure 9–10 5.6V Diode Board Test Setup
MANA
I4+
I5+
+
I0R+
6.2 V
2
1
JUMPER
BOARD 2
CH 1
PWR5
I0-
6.2V
ZENER
6.16 V
FROM
I2-
-
CHANNEL
POWER
5.14 V
CHANNEL FUSE
1
2
I5-
W200
ISOLATION
1
2
CHANNEL
FIELD TERMINAL CONNECTIONS
R
2
1
ZENER 1
5.6 v / 6.2 V
1
3
TEST LIMITS
6.82 V
FROM
J1
I2+
M
5.58 V
CH 2
IO+
I0+
PWR0
R1
1000 Ohms 1 Watt
ZENER
BOARD
I4+
I4-
I1+
PWR2
I3+
SW
DISCONNECT
1
2
I1+
L+
CH 4
MODULE A
1
2
VOLTMETER
I5+
24VDC
POWER
SUPPLY
6ES7 650-1AH50-5XX0
PWR0
TP?
HART+
1
I3-
5.6V
ZENER
I0-
PWR1
I0+
CH 0
PWR3
TO
O - 10 V
VOLTMETER
L+A
CH 3
1K RESISTOR
I1-
I0-
PWR4
I3+
MINIMUM
TO
NOMINAL
M
CH 5
I2+
MAXIMUM
5.6 V
Summary of Contents for ET 200M
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Page 16: ...Contents Marshalled Termination Assemblies for ET200M Remote I O Modules 16 A5E00482820 12 ...
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