IM-P736-02 EMM Issue 3
15
VLM30 In-Line Vortex Flowmeter
Wetted material
Sensor Stainless steel.
Gasket PTFE, optional Graphite.
Sensor housing Stainless Steel.
Sensor design
Piezo sensor with two pairs of sensors for flow measurement and vibration
compensation.
Transmitter (VLM30-S/VLM30-E)
Display
Optional LCD indicator with four operating buttons for operation through
front glass 'TTG' (option).
Operating Modes
Liquids Operating volume, standard volume, mass.
Gases Operating volume, standard volume, mass.
Steam Operating volume, mass.
Digital Output
Optional, can be configured as pulse output, frequency output or alarm
output via software.
Inputs for external sensors
2
HART
®
input for external pressure or temperature transmitter communicating
in HART burst mode.
Current output, communication 4 to 20 mA, HART
®
(HART 7), Modbus RTU
®
Power supply 12 to 42 Vdc
2
Version dependent. VLM30-S can accept external HART inputs only. VLM30-E can accept external HART
and external 4-20mA inputs. Please refer to section 3.18.