Jetter JM-105, User Manual, Page: 82 / 106

7 Description of Connections
82 Jetter AG
7.11 Jetter System Bus
The JetMove 105 is interlinked with the controller, additional JetMove amplifiers, or
Jetter peripheral modules by means of the Jetter system bus. The system bus input
BUS-IN is a 9-pin male Sub-D connector, and the bus output BUS-OUT is a 9-pin
female Sub-D connector.
7.11.1 JETTER System Bus Cable Specification
Specification of Connectors
On the BUS-OUT (X19) side
• 9-pin male SUB-D connector
• Metallized enclosure
On the BUS-IN (X18) side
• 9-pin female SUB-D connector
• Metallized enclosure
System Bus Cable Specification
The following minimum requirements apply to the manufacture of the system bus
cable:
System Bus Cable - Technical Data
Description Description
Querschnitt / Wire cross
section 1 MBaud: 0.25 - 0.34 mm
2
500 kBaud: 0.34 - 0.50 mm
2
250 kBaud: 0.34 - 0.60 mm
2
125 kBaud: 0.50 - 0.60 mm
2
Cable capacitance maximum 60 pF/m
Resistivity 1 MBaud: maximum 70 /km
500 kBaud: maximum 60 /km
250 kBaud: maximum 60 /km
125 kBaud: maximum 60 /km
Number of cores 5
Shield Complete shielding, no paired shielding
Twisting Core pair CL and CH twisted
Ω
Ω
Ω
Ω