Installation Manual

N40475 Chapter 8
Page 35
Cables required
Where Used: Connects the PCP and MMPD displays
into the J1939 data link.
The J1939 data link (item 1 gure 15) can not exceed
40 meters (131ft.).
Requires:
MMPD drop cable
Tee to Tee cable
6-pin Tee
Termination resistor
Termination resistor (gure 16)
Used to terminate the ends of a data link run. Two
termination resistors required
Tee connector (gure 17)
Used to connect tee to tee cables.
CAN Data Link
SAE J1939-15: Unshielded twisted pair.
The CAN network operates at 250 Kb/sec, it follows
J1939-15 protocol.
J1939-15
Maximum Drops (nodes) 10
Maximum Cable Stub Length 3M
Maximum Cable Stub Length for
service connector 2.66M
Maximum Bus Length 40M
Shielded Cable NO
Figure 15
Figure 16
Figure 17