Level Pro TVF Specifications

TVF SERIES

Display / Flow / Batcher / Totalizer

Super Bright LED Digits
NEMA 4X Enclosure

FEATURES

Security Protection

RIS-15
IR Remote Controller

Remote controller is not a part of
the device and is available on request.

TYPICAL APPLICATION

OUT1

inHg

mmHg

KPa

bar

OUT2

DIO

PSI

MPa

Kg/cm

A-ADJ

ALARM

FUNC

ENT

Flow Meter

4-20 mA

Batcher

START/STOP

Control Valve

4-20mA
REL 2

Light/Alarm

Measuring the flow into
a tank utilizing the relay
for high level notification
measurement and alarm
output.

Super 'Sunbright'

LED Technology

RoHS

Compliant

•

Flow Rate, Totalizer, Batcher

•

4-20mA + 1 Relay or 2 Relay Outputs

•

Power Supply Output 24V DC

•

16 Digit To

•

Display of Instantaneous Flow Rate

talizer

and Flow Total

•

Batching and Counting of Doses

•

Pulse, 4-20mA, or Voltage Input

SPECIFICATIONS

Power supply
Display
Displayed values
Input
Accuracy
Stability
Counter capacity

Readout precision

85 - 260VAC
LED / 6 x 13 mm high / 8 Levels of Brightness
0 - 999999
Current: 4-20mA or Frequency Pulse

0.1% @70°F ± one digit (for 4 - 20mA Range)
50 ppm/°C
Total flow: over 4 x 109 (max. 16 significant digits)
Instantaneous flow values: selected in the

0 - 0.000 Decimal of unit

To

tal flow and batcher: selected in the

0 - 0.000 of unit

PIN ASSIGNMENT

isolated current

6

R1

(option)

output 4÷20mA

ption)

(o

5

3

4

RS-485

17

GND

16

programmable
input

13

14

15

PE

GND

DATA+

DATA-

0-20mA
4-20mA

+

n.c.n.c.

+24V

+24VDC

789101112

GND

Uo

ORDERING

Part Number Input Output

TVF-500-1121 4-20 mA
TVF-500-1129 4-20 mA

TVF-500P-1421 Pulse Input
TVF-500P-1429 Pulse Input

2 Relay

4-20mA + 1 Relay

2 Relay

4-20mA +1 Relay

2

N

85-260VAC

5VA

Units
Outputs (option)

Passive Current

1

L

Output (option)
Power supply output

Communication
interface

Instantaneous flow values: GPM / LPM
Total flow and batcher: Gallons / Liters

2 x Relays (5 AMP) / 4-20mA + 1 Relay (5 AMP)
4-20mA Operating Range Max. 2.8 - 24mA

(available with 1 relay or OC output)
24VDC +5% / -10% / max. 100mA / stabilized

RS-485, 8N1 and 8N2, 1200 bit/s - 115200 bit/s

Modbus RTU
Data memory EPROM Non-Volatile Memory
Operating temperature
Storage temperature
Protection class
Wall Mounted Case
Dimensions (WxHxD)

-40 - 158°F / (-40 - 70°C)

-40 - 158°F / (-40 - 70°C)

NEMA 4X / IP67

Polycarbonate
110 x 105 x 67 mm