The transmitting head is Fisher FIELDVUE DLC3020F digital controller

which is imported from Emerson. The torque tube and other parts are

manufactured by V-RIVER locally.

Function: Transmitter, Controller, Switch

Accuracy of Displacer Liquid Level Transmitters: ±0.2% for Level,

                                                                                     ±0.5% for interface

Digital Communication Protocol: Foundation fieldbus registered device

Operating pressure (MPa): 4.0, 6.3, 16.0, 20.0, and 32.0.

                                              or higher on request.

Medium temperature: -190℃- +29℃ for Low-temp type;

                                     -29℃- +150℃ for normal type; 

                                     +150℃ - +350℃ for high-temp type;

                                     +350℃ - +427℃ for ultra-high temp type

Ambient Temperature:  -40℃ to 80 ℃ （-40 to 176 ℉）

Explosion proof: Ex d IICT6 and Ex ia IICT6

Enclosure Protection grade: IP66

Differential density: 0.4 - 1.5g/cm³ (liquid level) and 0.05- 0.5g/cm³ (liquid interface)

Electrical connections: G1/2’’ and M20*1.5 adaptor available

Power supply: 9 to 32 volts DC, 17.7mA DC; instruments are not polarity sensitive

	1. A FISHER FIELDVUE DLC3020F digital level controller which is imported from Emerson
	2. Unopened FISHER FIELDVUE DLC3020F digital level controllers are in the original packing box
	3. Torque tubes are stored on their special rack
	4. Torque tube is being tested for the concrete material composition with a spectrum nondestructive test instrument
	5. Different parts are in the machining process
	6. Measuring cages with 249B structure are welded
	7. Transmitting heads with FISHER DIELDVUE DLC3020F digital level controllers are in calibration
	8. The calibrated transmitting heads for the measuring cage with 249W structure are ready for final assembly
	9. The completed VRDLC3020 displacer liquid level transmitters to be packed
	10. The packed VRDLC3020 displacer liquid level transmitters are ready for shipment
	11. VRDLC3020 displacer liquid level transmitters are shipped to the customers overseas
	12. A VRDLC3020 displacer liquid level transmitter with a 249W structure measuring cage is mounted to an industrial tank in its normal service

VRDLC3020 Series Displacer Liquid Level Transmitters Catalogue.pdf