Air flow switch for monitoring air flows in ducts, in supply and exhaust air devices of fans or electrical heating registers. The air flow switch is set to the minimum switching points at the factory. The switch-on / switch-off values can be increased by turning the inner screw clockwise. Installation takes place in a vertical paddle position from above in a horizontal pipe / channel. The setting range is 2m / s… 9.2m / s and the hysteresis approx. 1m / s.
Made in Germany. brand ALRE, model JSL
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| Type | JSL-1E |
| Article number | JA070100 |
| Ambient temperature, lower value | -40 °C |
| Ambient temperature, upper value | 80 °C |
| Assembly | Controller with sealing plate |
| Bearing temperature, lower value | -40 °C |
| Bearing temperature, upper value | 80 °C |
| Colour | Grey |
| Degree of contamination | 2 |
| Depth | 71 mm |
| Electric connection | Screw terminals |
| Function type (systems engineering) | Monitor |
| Height | 67 mm |
| Housing material | Plastic |
| Internal setting | Yes |
| Max. sensor temperature | 85 °C |
| Maximum air humidity (non-condensing) | 95 % r.H |
| Maximum switch-off value | 8 m/s |
| Maximum switch-on value | 9,2 m/s |
| Maximum switching current | 15 (8) A |
| Maximum switching voltage | 230 V AC, 50 Hz |
| Medium | Gas, not aggressive |
| Medium temperature | 85 °C |
| Minimum switch-off value | 1 m/s |
| Minimum switch-on value | 2 m/s |
| Minimum switching current | 150 mA |
| Minimum switching voltage | 24 V AC / 50 Hz |
| Mounting / attachment | Mounting on air duct |
| Number of control ranges | 1 |
| Operating voltage | None |
| Output signal | Switching |
| Paddle material | Stainless steel V2A (1.4301) |
| Potential free switching contact | Yes |
| Protection class | I |
| RAL colour number (similar) | 7016/7035 |
| Safety and EMC | In accordance with DIN EN 60730 |
| Sensor element | Wind indicator |
| Surface properties | Matt |
| Switching contact | Two-way contact |
| Switching difference | Approx. 1 m/s |
| Switching element | Microswitch |
| Switching power | 3450 W |
| Type of protection | IP65 housing side, IP 20medium side |
| Width | 130 mm |
You can request the necessary certificates, documentation, instructions and user manuals for ALRE JSL using the special form.
You can buy ALRE JSL in UK or Europe at a favourable price in «DOLCHETRADE» by leaving a request on the website, by phone +441225535040 or by email dolce@dolcetrade.com. ALRE JSL price are subject to change depending on exchange rates. We deliver instruments by transport companies in the United Kingdom and Europe.
See also: Air velocity sensors & transmitters
