Pulsar dBi-M, Instruction Manual

Page: 16 / 71

dBi-M INSTRUCTION MANUAL
16
If using standpipes which extend into the vessel, beyond the blanking
distance, but not as far as the empty level, then the open end of the
standpipe should be cut to an angle of 45
o .
When using the dBi-M Series Intelligent Transducer
to measure ‘aggressive,
materials such as ‘alkaline’ and ‘acids’ it is recommended that either a PVDF
or an optional PTFE faced Flanged Transducer is used. Please consult Pulsar
Measurement for a full availability of options.
Cable
The dBi-M Series Intelligent Transducer comes with a fitted integral cable, if
this cable is extended then the total capacitance must not exceed the limits
for the voltage applied.
Wiring detail
COLOUR DESCRIPTION LIMITS
Red Power 15V max.
Orange RS485 + 5V Nom.
White RS485 – 5V Nom.
Black 0V DC
N/A Cable Screen
Correct
standpipe
installation
Pipe should be free
of obstructions
such as weld
seams.
The maximum level
(100% of Span) is
inside the Blanking
Distance.
dBi-M Cable