NIK 7021 ultrasonic meter
NIK 7021 ultrasonic meter
Main properties:
Purpose - household and commercial
Ultrasonic measurement method
Coupling and flange connection type
Nominal diameter of connection, DN - 15 - 25 mm
Battery powered (service life up to 10 years)
Intercalibration interval 4 years
Variable mounting position: vertical and horizontal
The meter panel is removable and rotates 360 °
8-bit display
Accuracy class - 2
Wireless data transmission with WM-Bus standard
(mode T1, S1m), wire according to the M-Bus standard, LoRaWAN;
Compatible with bird heads IEC 62056-21 mode C
The presence of a pulse output
Meets the requirements of the series of standards DSTU EN ISO 4064
Material flowmeters brass or composite
It is possible to connect one computer to two
flow meters (eg cold and hot water)
SPECIFICATIONS
Nominal diameter (Dn) | DN 15 | DN 20 | DN 25 | DN 32 | DN 40 |
Nominal consumption, Qn | 2 500 л/год | 4 000 л/год | 6 300 л/год | 10 000 л/год | 16 000 л/год |
Maximum consumption, Qmax | 3 250 л/год | 5 000 л/год | 7 870 л/год | 12 500 л/год | 20 000 л/год |
The cost is minimal, Qmin | 15,6 л/год | 25 л/год | 40 л/год | 62,5 л/год | 0,1 л/год |
Type of connection, Gya | різьбове G¾"В | різьбове G1"В | різьбове G1¼"В | різьбове G1½"В | різьбове G2"В |
Accuracy class | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
Maximum pressure, Pmax | 1,6 МПа | 1,6 МПа | 1,6 МПа | 1,6 МПа | 1,6 МПа |
Protection class | IP 65 | IP 65 | IP 65 | IP 65 | IP 65 |
Ambient temperature | +5...+55 °С | +5...+55 °С | +5...+55 °С | +5...+55 °С | +5...+55 °С |
Humidity of the environment | 0...93% | 0...93% | 0...93% | 0...93% | 0...93% |
R = Qn / Qmin | 160 | 160 | 160 | 160 | 160 |
The length of the flow section | 110 / 130 / 165 мм | 130 мм | 160 мм | 180 мм | 200 мм |
Nominal diameter (Dn) | DN 50 | DN 65 | DN 80 | DN 100 | |
Nominal consumption, Q | 25 000 л/год | 40 000 л/год | 63 000 л/год | 100 000 л/год | |
Maximum consumption, Qmax | 31 250 л/год | 50 000 л/год | 78 750 л/год | 125 000 л/год | |
The cost is minimal, Qmin | 156 л/год | 250 л/год | 315 л/год | 500 л/год | |
Connection type | фланцеве | фланцеве | фланцеве | фланцеве | |
Accuracy class | 2.0 | 2.0 | 2.0 | 2.0 | |
Maximum pressure, Pmax | 1,6 МПа | 1,6 МПа | 1,6 МПа | 1,6 МПа | |
Protection class | IP 65 | IP 65 | IP 65 | IP 65 | |
Ambient temperature | +5...+55 °С | +5...+55 °С | +5...+55 °С | +5...+55 °С | |
Humidity of the environment | 0...93% | 0...93% | 0...93% | 0...93% | |
R = Qn / Qmin | 160 | 160 | 200 | 200 | |
The length of the flow section | 200 мм | 200 мм | 225 мм | 250 мм |