Tbcih4C Contact Input Circuits - GE Mark VIeS System Manual

In the following figure, the TBCIH4C contact input section has a current limit resistor on each wetting voltage output.
JE1
(+)
From Power
Source for
(-)
Contact
Excitation
(Wetting)
JE2
(+)
(-)
Noise
Suppression
1
(+)
Field
2
(-)
Contact
Noise
Suppression
3
(+)
Field
4
(-)
Contact
Noise
Suppression
5
(+)
Field
6
(-)
Contact
Noise
Suppression
7
(+)
Field
8
(-)
Contact
.
.
.
.
TB1
.
.
.
Noise
Suppression
47
(+)
Field
48
(-)
Contact
YDIA Discrete Input Modules
Floating DC
Current Limit
Resistor
ID
Hardware Filter
BCOM
Current Limit
Resistor
Hardware Filter
BCOM
Current Limit
Resistor
ID
Hardware Filter
BCOM
Current Limit
Resistor
Hardware Filter
BCOM
ID
Current Limit
Resistor
Hardware Filter
BCOM

TBCIH4C Contact Input Circuits

Public Information
<R> YDIA
JR1
JS1
<S> YDIA
JT1
<T> YDIA
JT1
24 Contact Inputs per terminal Board
Each Contact input ends on one point
and is fanned to
GEH-6855_Vol_II System Guide 125