Thermo Scientific DensityPRO, Application Manual

Page: 18 / 101

Wiring & Connections
Associated Documentation
2-2 DensityPRO with F
OUNDATION
™ fieldbus Application Guide Thermo Fisher Scientific
Note Refer to
F
OUNDATION
fieldbus
specification for cable sizes and
maximum cable length. ▲
Cable length = trunk all spur lengths
Maximum length = 1900 meters with “type A” cable
Table 2–2. Spur lengths
Device Spur Length (meters)
25-32 1
19-24 30
15-18 60
13-14 90
1-12 120
The following table lists the possible jumper settings for the fieldbus board.
Table 2–3. Jumper settings for fieldbus board
Jumper Default Setting Description
SIM Off For testing only. Puts interface in a simulation mode.
HW Off Hardware write lock. Not supported. (Software write
lock supported. Access WRITE_LOCK parameter
through RESOURCE > Process or Options tab.)