Resol Heat Meter WMZ Plus
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Description
Description
Resol heat quantity meter WMZ Plus is a heat quantity meter for solar, heating and cooling systems with two independent meters. It measures heating and cooling energy individually or combined and shows flow and return temperature, heat quantity, flow rate and sensor faults on a graphic display; the balance values are stored safe from power failure.
According to the manufacturer, it is suitable for systems with water and water-glycol mixtures (adjustable: water, propylene glycol, ethylene glycol, Tyfocor® LS).
Technical data
Technical data
| Inputs | 4 Pt1000 temperature sensors, 2 pulse inputs (adjustable), 2 inputs 4 to 20 mA (switchable to 0 to 10 V), 2 analogue Grundfos Direct Sensors™ (VFS) |
|---|---|
| Outputs | 2 S0 outputs |
| Power supply | 100 to 240 V~, 50 to 60 Hz |
| Standby | 0.99 W |
| Settings | glycol volume fraction 0 to 70% (1% steps), flow pulse rate 0 to 99 l/pulse (1 l/pulse steps) for V40 flowmeter |
| Temperature measurement | with Resol Pt1000 sensors and Grundfos Direct Sensors™ (VFS) |
| Measuring accuracy | ± 0.3 K |
| Measuring range | minus 40 to plus 120 °C |
| Data interface | RESOL VBus®, microSD card slot |
| Display | full graphic display, operating control LED (Lightwheel®) |
| Operation | 2 buttons, 1 adjustment dial (Lightwheel®) |
| Degree of protection | IP 20 (DIN EN 60529) |
| Protection class | I |
| Ambient temperature | 0 to 40 °C |
| Relative humidity | 10 to 90% |
| Fuse | T200mA |
| Dimensions | 110 x 166 x 47 mm |
Features
Features
- Two independent heat quantity meters.
- Commissioning menu for initial configuration.
- Conversion of the measured values into alternative units adjustable.
Note on variants
Note on variants
Select the scope of delivery. The complete packages differ in the V40 flowmeter; its data are shown in the table below.
| Version | Article number | Scope of delivery |
|---|---|---|
| Standard (nur Zähler) | 13530720 | heat quantity meter module without sensors and without flowmeter |
| Komplettpaket mit V40-15 | 13530740 | heat quantity meter module, 2 Pt1000 temperature sensors (2 x FRP30), V40-15 flowmeter |
| Komplettpaket mit V40-25 | 13530750 | heat quantity meter module, 2 Pt1000 temperature sensors (2 x FRP30), V40-25 flowmeter |
| Komplettpaket mit V40-35 | 13530760 | heat quantity meter module, 2 Pt1000 temperature sensors (2 x FRP30), V40-35 flowmeter |
| Komplettpaket mit V40-60 | 13530770 | heat quantity meter module, 2 Pt1000 temperature sensors (2 x FRP30), V40-60 flowmeter |
| Komplettpaket mit V40-150 | 13530790 | heat quantity meter module, 2 Pt1000 temperature sensors (2 x FRP30), V40-150 flowmeter |
| Type | V40-15 | V40-25 | V40-35 | V40-60 | V40-150 |
|---|---|---|---|---|---|
| Design | 1 (single-jet impeller) | 1 (single-jet impeller) | 2 (multi-jet impeller) | 2 (multi-jet impeller) | 2 (multi-jet impeller) |
| Nominal size | DN 20 | DN 20 | DN 25 | DN 25 | DN 50 |
| Pulse rate | 1 l/pulse (according to the manual 1 or 10 l/pulse) | 25 l/pulse | 25 l/pulse | 25 l/pulse | 25 l/pulse |
| Connection thread meter / fitting | G 1 B / R ¾" | G 1 B / R ¾" | G 1¼ B / R 1" | G 1¼ B / R 1" | G 2⅜ B / R 2" |
| Nominal flow Qn | 1.5 m³/h | 2.5 m³/h | 3.5 m³/h | 6 m³/h | 15 m³/h |
| Maximum flow Qmax | 3 m³/h | 5 m³/h | 7 m³/h | 12 m³/h | 30 m³/h |
| Transitional flow Qt (± 3%) | 120 l/h | 200 l/h | 280 l/h | 480 l/h | 1200 l/h |
| Minimum flow horizontal / vertical | 30 l/h / 60 l/h | 50 l/h / 100 l/h | 70 l/h / not specified | 120 l/h / not specified | 300 l/h / not specified |
| Max. operating temperature | 120 °C | 120 °C | 130 °C | 130 °C | 130 °C |
| Overall length without / with fitting | 110 mm / 208 mm | 130 mm / 228 mm | 260 mm / not specified | 260 mm / not specified | 300 mm / not specified |
| Weight without fitting | 0.7 kg | 0.7 kg | 2.7 kg | 2.7 kg | 5.8 kg |
| Installation position | horizontal and vertical | horizontal and vertical | horizontal only | horizontal only | horizontal only |
Data sheets and manuals (PDF)
Data sheets and manuals (PDF)
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