Jpdg Specification - GE Mark VIeS System Manual

10.6.2 JPDG Specifications

JPDG Specification

Item
Two 6-pin Mate-N-Lok connectors for 28
V dc power supply inputs: (JR, JS)
28 V dc Control One 50-pin ribbon cable with diagnostic
Power Inputs data from upstream boards (P2)
One 4-pin connector for power supply
status contact input (P3)
Four 4-pin Mate-N-Lok connectors for a
JPDH board (J1-J4)
Four 2-pin Mate-N-Lok connectors for
28 V dc Control
network switch (JC1-JC4)
Power Outputs
Five 2-pin Mate-N-Lok connectors for I/O
packs and controller (JD1-JD5)
One 62-pin D-shell connection for the PPDA I/O pack (JA1)
Two 9-pin Mate-N-Lok connectors for
24/48 V dc power supply inputs: (JPS1,
JPS2)
24/48 V dc Wetting
One 4-pin connector for power supply
Power Inputs
status contact input (P4)
Impedance to ground from positive and
return line
Seven 2-pin Mate-N-Lok connectors for a
24/48 V dc wetting
wetting power distribution for contact I/Os
power outputs
board (JFA-JFG)
Inputs for AC One 4-pin Mate-N-Lok connector, 2
Sensing channels (JAC1)
JPDGH1A provides standard Mark VIeS circuit board vibration protection rating, and should be used for most
applications
Vibration Protection
JPDGH2A is enhanced to provide more vibration protection for use in some GE Drilling applications. The purchase price
is higher for this version.
Ambient Rating for
-40 to 70ºC (-40 to 158 ºF)
Enclosure Design †
16.51 cm High x 17.8 cm Wide (6.5 in x 7.0 in)
Board Dimensions
DIN-rail mounting
Mounting
Base mounted steel bracket
374 GEH-6855_Vol_II
Rating
Total bus capacity 40 A max steady state at 55°C (131 °F) /
30 A at 70°C (158 °F)
15 V max
10 V
13 A max per pin connector capacity, 10 A slow blow fuse in positive line,
typically Bussmann MDA-10
7 A continuous at 70°C (158 °F)
Fused with self-resetting fuse 1.875 A;
1.5 A continuous at 70°C (158 °F);
2.0 A continuous at 55°C (131 °F)
Fused with self-resetting fuse 0.8 A;
0.5 A continuous at 70°C (158 °F);
0.9 A continuous at 55°C (131 °F)
Total bus capacity 40 A max steady state, accepts 24 V dc or 48 V dc
10 V
JP1 jumper in place; 12 kΩ
There is a 15 A fuse in both lines, typically Bussmann ABC-15 or Littelfuse
314015P. The maximum current drawn through each connector must not
exceed 10 A at 55°C (131 °F); 8 A at 70°C (158 °F).
Only for sensing feedback, no ac distribution through JPDG board
GEH-6855_Vol_II Mark VIeS Functional Safety Systems Volume II
Public Information