VPFlowScope M
22
© 2016 Van Putten Instruments BV | MAN-VP-MPRO-UK | Revision:1602 | Date:20-10-2016
7
Connectivity & communication
The transmitter features various outputs which makes it possible to connect to VPVision, a central
data acquisition / building management system. This chapter provides information on all options
available. Check the product label to see which options are available on your transmitter.
7.1
LEDS
There are 3 LED's available on the transmitter that indicates the status of the instrument. Various
colors and patterns are available.
Color
Patterns
Descriptions
Green
Blinking at 2 seconds
interval
The transmitter is searching for a VPSensorCartridge
Green
On
VPSensorCartridge detected and ready for operation
Orange
Blinking fast
RS485 or USB communication
Red
On
Active alarm
Red
Blinking at 1 seconds
interval
Error in VPSensorCartridge, read error code via display or
Modbus
Red
Blinking once
Error in RS485 or USB communication
In case of an error code, contact your local distributor.
7.2
4..20mA output
The 4..20mA output can be used to connect the transmitter to VPVision, a central data acquisition /
building management system, a multi-meter or any 4..20 mA based system. The 4..20 mA output
an active current loop.
There is one 4..20 mA output available on the transmitter. This output can be assigned to one of
the measurement parameters, only one can be selected. For each measurand, a number of units is
available. The factory default is m
n
/sec.
Measurand
Unit
Velocity
m
n
/sec
Velocity
sfps
Flow
m
3
n
/hr
Flow
m
3
n
/min
Flow
m
3
n
/sec
Flow
l
n
/min
Flow
l
n
/sec
Flow
SCFM
Pressure
bar (g)
Pressure
psi (g)
Temperature
°C
Temperature
°F
Temperature
K
All flow & velocity units are under normalized conditions (DIN 1343)
