You are here: Products ⇒ Ultrasonic flow meters MQU 99, MQU 99-S, MQU 99-C ⇒MQU 99: SEPARATE DESIGN
MQU 99/2MQU 99: example of system with control unit and separate 1 or 2 sensors with ELA adaptor
Merits
- efficient control unit for many aplications
- plastic (lower price) cover of control unit, resistant cover of sensor
Field of application
- water service
- engineering
- energetics
- food industry
- agriculture
Technical data of control unit
| MQU 99 | 2MQU 99 | |
|---|---|---|
| Input | 1× ultrasonic probe | 2× ultrasonic probe |
| Accuracy of measurement | 0,3 % of measured value in range of 10 ÷ 100 % Qmax | |
| Filtration of measurement | digital, adjustable in multiple modes | |
| Elimination of small flows | adjustable by 0,1 % | |
| Data recording | flow volume archiving, even during power supply failure | |
| Statistics | 5 minutes - hourly - daily - monthly for 2 months | |
| Real time | clock with calendar inc. leap years until 2099 | |
| Service hours | yes (depending on the probe condition) | |
| Values displaying | alphanumeric LCD, 2 × 16 characters, with backlight | |
| Control | keypad with four buttons | |
| Programmable functions | setting translation curve using the formula, flooding the lower neck of manger, comparators, failure probe etc. | |
| Analog output (active) | galvanically separated 4 (0) ÷ 20 mA, (0 ÷ 30 mA) / 300 Ohms | |
| Impulse output (1× relay) | flow volume (x·m³) per impulse | |
| Binary output (3× relay) | to order (non-inductive load) 30 V/2 A/DC^125 V/0,5 A/AC | |
| Communication output (data) | to order RS 232 C / RS 485, selectable speed, protocol ELA | |
| Power supply | 85 - 260 VAC 50 / 60 Hz, 24 VDC, to order 9 - 36 VDC +10% / -15%, 10 VA | |
| Enclosure | IP 65 (NEMA 3) | |
| Ambient temperature | -20 °C to +50 °C | |
| Dimensions (height × width × depth) | 210 × 160 × 115 mm | |
| Material of case | plastics = ABS | |
| Weight | 2,0 kg | |
| Cable terminals | 3 pcs PG 11 (to order + 2x PG 11) | |
practical assembly
basic dimensions
Technical data of sensors
| Type of probe | PU 500 | PU 2000 | PU 4000 | PU 6000 |
|---|---|---|---|---|
| Installing height | 50 cm | 200 cm | 400 cm | 600 cm |
| Measuring range | 0—40 cm | 0—180 cm | 0—350 cm | 0—520 cm |
| Level resolution | 0,02 cm | |||
| Accuracy of measurement | 0,4 % of scale | |||
| Linearity | ±0,2 cm | |||
| Radiation angle | 10° | |||
| Operating temperature | −20 °C to +50 °C | |||
| Storage temperature | −40 °C to +85 °C | |||
| Power supply | 12—25 VDC/100 mA | |||
| Enclosure | IP 68 (NEMA 6) | |||
| Dimensions (height × width × depth) | ∅74 × - × 152 mm | |||
| Weight | 1,2 kg | |||
| Connecting cable | 4 × 1 mm2 CU, firmly conducted from probe of length of 4 m | |||
| Fixation | console ELA | |||
practical assembly
basic dimensions
basic dimensions
