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Flow Switch รุ่น F27 series
คุณลักษณะ
- DRY RUN PROTECTION FOR PRESSURE SYSTEMS
- DRY RUN PROTECTION FOR BORE PUMPS
- DIRECTLY CONTROL PUMPS TO 3.75kW 5HP
- INBUILT START-UP TIMER
- AUTOMATIC RUN-ON TIMER
- NO METAL PARTS IN CONTACT WITH LIQUIDS
- 240V, 24VAC AND DC MODELS AVAILABLE
- INDICATOR LED’s FOR ALL FUNCTIONS
- RELIABLE PROVEN CONSTRUCTION
- WEATHERPROOF ENCLOSURE
- SUITS PIPES 25mm AND ABOVE
- 18 BAR (260 PSI) PRESSURE RATING
- STAINLESS MODELS AVAILABLE
คุณสมบัติ
MODEL | F27-240HD | F27-24HD | F27-240 | F27-24 | F27-DC |
---|---|---|---|---|---|
Maximum 240V AC Motor Load | 3.75 kW 5HP | 3.75 kW 5HP | 0.75 kW 1HP | 0.75 kW 1HP | 0.75 kW 1HP (AC Motors Only) |
Supply Required | 140 mA 240V AC | 140 mA 24V AC | 140 mA 240V AC | 140 mA 24V AC | 140 mA 12-24V DC |
Contact Type | SPDT | SPDT | SPDT | SPDT | SPDT |
Typical Application | Control of pimp motors to 5HP | Control of pimp motors to 5HP | Control of pimp motors to 1HP | Control of pimp motors to 1HP | Control of pimp motors to 1HP |
Output Type | Hybrid Solid State Drive | Hybrid Solid State Drive | Mechanical Relay | Mechaincal Relay | Mechanical Relay |
Output can drive timers or small replay | NO | NO | YES | YES | YES |
Specification
- Microprocessor digital control.
- Fully independent control over both the start-up and run-on timers.
- Start-up timer adjustable from 0 to 180 seconds in 16 steps.
- Run-on timer adjustable from 0 to 300 seconds in 16 steps.
- True paddle status LED, turns green in direct response to flow.
- Power indication LED slowly blinks red to indicate when the F27 is powered up and in standby mode.
- Timer LED turns green to indicate when the start-up timer is running.
- Timer LED turns red to indicate when the run-on timer is running.
- Output to drive the pump, Hybrid Drive or Relay.
- One set of normally closed 16 Amp contacts are also provided to
- operate an external alarm or warning light, to indicate the pump hasstopped.
- The F27 flow switch has both brown-out and voltage surge protection built-in.
- Magnetic paddle adjustment for flow sensitivity. Two M16 cable glands in the controller’s housing accept 8mm flex or two M16 conduit connections, to bring power to the F27 and to run a cable to the pump.
- Maximum operating pressure, static or dynamic, standard models, 18Bars (260 PSI), or 100Bars (1400PSI) for the optional stainless steel models.
- Maximum liquid temperature 70ºC All models.
- Minimum liquid temperature –20ºC All models.
- Liquid Ph 1 to 14.
- Weatherproof rating IP56 (Hose proof).