Technical data | |
Switching function
| Contact → closes at increasing flow → opens at decreasing flow Reversing possible |
Pressure rating | PN 10 |
Temperature ranges | |
Medium
| 0...20 °C (PN 10) 0...60 °C (PN 2.5) |
Ambient | 0...60 °C |
Electrical data | |
Electrical connection → VKS → VK3 |
Plug connector DIN EN 175301-803-A incl. cable socket |
Switching current | Max. 1 A |
Switching voltage | Max. 230 VAC, 48 VDC |
Rating | Max. 26 VA, 20 W |
Degree of protection EN 60529 | IP65 |
Protection class EN 60730-1 | Class II |
Options | |
For type | See oder code |
VKS
| → Plug connector DIN EN 175301-803-A incl.cable socket with two LED for switching voltages 24 V...230 V AC/DC ±20 %, → or 4-pin-sensor plug M12 x 1 |
For type | On request |
VKS / VK3
| → Special setpoints → 4 different colours of the union nut for distinction |
VK3
| → Recognized component ETL according to UL & CSA standards |
Nominal diameter
| Setpoint ranges [l/min]* | Max. flow rate [l/min] | |
Increasing flow ON | Decreasing flow OFF | ||
DN 15 | 5.1...6.9 | 4.9...6.5 | 50 |
DN 20 | 9.4...12.3 | 9.1...11.9 | 100 |
DN 25 | 10.7...15.2 | 10.4...14.8 | 100 |
DN 32 | 17.0...22.6 | 16.8...22.5 | 150 |
DN 40 | 21.8...30.1 (29.6...41.4)** | 21.6...29.9 (29.4...40.8)** | 200 (260)** |
DN 50 | 29.0...40.0 (37.6...50.0)** | 28.6...39.9 (37.4...49.8)** | 260 (350)** |
* Water, 20 °C, horizontal pipe, tolerance ±15 %
** The values in brackets are valid for shortened paddles
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